Update to Minecraft 1.13-pre7

By: md_5 <git@md-5.net>

paper-server/.gitignore

@@ -24,6 +24,7 @@ dependency-reduced-pom.xml
 /manifest.mf
 
 /world
+/logs
 
 # Mac filesystem dust
 .DS_Store

paper-server/nms-patches/Advancement.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/Advancement.java
 +++ b/net/minecraft/server/Advancement.java
-@@ -24,6 +24,7 @@
+@@ -27,6 +27,7 @@
      private final String[][] f;
      private final Set<Advancement> g = Sets.newLinkedHashSet();
      private final IChatBaseComponent h;
@@ -8,3 +8,12 @@
  
      public Advancement(MinecraftKey minecraftkey, @Nullable Advancement advancement, @Nullable AdvancementDisplay advancementdisplay, AdvancementRewards advancementrewards, Map<String, Criterion> map, String[][] astring) {
          this.d = minecraftkey;
+@@ -206,7 +207,7 @@
+         }
+ 
+         public Advancement b(MinecraftKey minecraftkey) {
+-            if (!this.a((minecraftkey) -> {
++            if (!this.a((Function<MinecraftKey, Advancement>) (minecraftkey1) -> { // CraftBukkit - decompile error
+                 return null;
+             })) {
+                 throw new IllegalStateException("Tried to build incomplete advancement!");

paper-server/nms-patches/AdvancementDataPlayer.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/AdvancementDataPlayer.java
 +++ b/net/minecraft/server/AdvancementDataPlayer.java
-@@ -31,7 +31,7 @@
+@@ -38,7 +38,7 @@
  
      private static final Logger a = LogManager.getLogger();
      private static final Gson b = (new GsonBuilder()).registerTypeAdapter(AdvancementProgress.class, new AdvancementProgress.a()).registerTypeAdapter(MinecraftKey.class, new MinecraftKey.a()).setPrettyPrinting().create();
@@ -9,7 +9,7 @@
      };
      private final MinecraftServer d;
      private final File e;
-@@ -93,7 +93,7 @@
+@@ -100,7 +100,7 @@
          Iterator iterator = this.data.entrySet().iterator();
  
          while (iterator.hasNext()) {
@@ -18,29 +18,38 @@
  
              if (((AdvancementProgress) entry.getValue()).isDone()) {
                  arraylist.add(entry.getKey());
-@@ -129,7 +129,7 @@
-         if (this.e.isFile()) {
-             try {
-                 String s = Files.toString(this.e, StandardCharsets.UTF_8);
--                Map map = (Map) ChatDeserializer.a(AdvancementDataPlayer.b, s, AdvancementDataPlayer.c.getType());
-+                Map<MinecraftKey, AdvancementProgress> map = (Map) ChatDeserializer.a(AdvancementDataPlayer.b, s, AdvancementDataPlayer.c.getType()); // CraftBukkit
+@@ -140,7 +140,7 @@
  
-                 if (map == null) {
-                     throw new JsonParseException("Found null for advancements");
-@@ -143,7 +143,11 @@
-                     Advancement advancement = this.d.getAdvancementData().a((MinecraftKey) entry.getKey());
+                 try {
+                     jsonreader.setLenient(false);
+-                    Dynamic dynamic = new Dynamic(JsonOps.INSTANCE, Streams.parse(jsonreader));
++                    Dynamic<?> dynamic = new Dynamic(JsonOps.INSTANCE, Streams.parse(jsonreader)); // CraftBukkit - decompile error
  
-                     if (advancement == null) {
--                        AdvancementDataPlayer.a.warn("Ignored advancement \'" + entry.getKey() + "\' in progress file " + this.e + " - it doesn\'t exist anymore?");
-+                        // CraftBukkit start
-+                        if (((MinecraftKey) entry.getKey()).b().equals("minecraft")) {
-+                            AdvancementDataPlayer.a.warn("Ignored advancement \'" + entry.getKey() + "\' in progress file " + this.e + " - it doesn\'t exist anymore?");
-+                        }
-+                        // CraftBukkit end
-                     } else {
-                         this.a(advancement, (AdvancementProgress) entry.getValue());
-                     }
-@@ -195,6 +199,7 @@
+                     if (!dynamic.get("DataVersion").flatMap(Dynamic::getNumberValue).isPresent()) {
+                         dynamic = dynamic.set("DataVersion", dynamic.createInt(1343));
+@@ -148,7 +148,7 @@
+ 
+                     dynamic = this.d.aB().update(DataFixTypes.ADVANCEMENTS, dynamic, dynamic.getInt("DataVersion"), 1513);
+                     dynamic = dynamic.remove("DataVersion");
+-                    Map map = (Map) AdvancementDataPlayer.b.getAdapter(AdvancementDataPlayer.c).fromJsonTree((JsonElement) dynamic.getValue());
++                    Map<MinecraftKey, AdvancementProgress> map = (Map) AdvancementDataPlayer.b.getAdapter(AdvancementDataPlayer.c).fromJsonTree((JsonElement) dynamic.getValue()); // CraftBukkit - decompile error
+ 
+                     if (map == null) {
+                         throw new JsonParseException("Found null for advancements");
+@@ -162,7 +162,11 @@
+                         Advancement advancement = this.d.getAdvancementData().a((MinecraftKey) entry.getKey());
+ 
+                         if (advancement == null) {
+-                            AdvancementDataPlayer.a.warn("Ignored advancement \'{}\' in progress file {} - it doesn\'t exist anymore?", entry.getKey(), this.e);
++                            // CraftBukkit start
++                            if (((MinecraftKey) entry.getKey()).b().equals("minecraft")) {
++                                AdvancementDataPlayer.a.warn("Ignored advancement \'{}\' in progress file {} - it doesn\'t exist anymore?", entry.getKey(), this.e);
++                            }
++                            // CraftBukkit end
+                         } else {
+                             this.a(advancement, (AdvancementProgress) entry.getValue());
+                         }
+@@ -231,6 +235,7 @@
              this.i.add(advancement);
              flag = true;
              if (!flag1 && advancementprogress.isDone()) {

paper-server/nms-patches/AdvancementRewards.patch

@@ -1,52 +0,0 @@
---- a/net/minecraft/server/AdvancementRewards.java
-+++ b/net/minecraft/server/AdvancementRewards.java
-@@ -66,7 +66,24 @@
-         CustomFunction customfunction = this.e.a(minecraftserver.aL());
- 
-         if (customfunction != null) {
--            ICommandListener icommandlistener = new ICommandListener() {
-+            // CraftBukkit start
-+            ICommandListener icommandlistener = new AdvancementCommandListener(entityplayer, minecraftserver);
-+
-+            minecraftserver.aL().a(customfunction, icommandlistener);
-+        }
-+
-+    }
-+
-+            public static class AdvancementCommandListener implements ICommandListener {
-+
-+                private final EntityPlayer entityplayer;
-+                private final MinecraftServer minecraftserver;
-+
-+                public AdvancementCommandListener(EntityPlayer entityplayer, MinecraftServer minecraftserver) {
-+                    this.entityplayer = entityplayer;
-+                    this.minecraftserver = minecraftserver;
-+                }
-+
-                 public String getName() {
-                     return entityplayer.getName();
-                 }
-@@ -108,12 +125,8 @@
-                 public MinecraftServer C_() {
-                     return entityplayer.C_();
-                 }
--            };
--
--            minecraftserver.aL().a(customfunction, icommandlistener);
--        }
--
--    }
-+            }
-+    // CraftBukkit end
- 
-     public String toString() {
-         return "AdvancementRewards{experience=" + this.b + ", loot=" + Arrays.toString(this.c) + ", recipes=" + Arrays.toString(this.d) + ", function=" + this.e + '}';
-@@ -156,7 +169,7 @@
-             return new AdvancementRewards(i, aminecraftkey, aminecraftkey1, customfunction_a);
-         }
- 
--        public Object deserialize(JsonElement jsonelement, Type type, JsonDeserializationContext jsondeserializationcontext) throws JsonParseException {
-+        public AdvancementRewards deserialize(JsonElement jsonelement, Type type, JsonDeserializationContext jsondeserializationcontext) throws JsonParseException { // CraftBukkit - decompile error
-             return this.a(jsonelement, type, jsondeserializationcontext);
-         }
-     }

paper-server/nms-patches/Advancements.patch

@@ -1,11 +1,11 @@
 --- a/net/minecraft/server/Advancements.java
 +++ b/net/minecraft/server/Advancements.java
-@@ -71,7 +71,7 @@
+@@ -72,7 +72,7 @@
              }
          }
  
--        Advancements.a.info("Loaded " + this.advancements.size() + " advancements");
-+        // Advancements.a.info("Loaded " + this.b.size() + " advancements"); // CraftBukkit - moved to AdvancementDataWorld#reload
+-        Advancements.a.info("Loaded {} advancements", Integer.valueOf(this.advancements.size()));
++        // Advancements.a.info("Loaded {} advancements", Integer.valueOf(this.advancements.size())); // CraftBukkit - moved to AdvancementDataWorld#reload
      }
  
      public void a() {

paper-server/nms-patches/Block.patch

@@ -1,28 +1,28 @@
 --- a/net/minecraft/server/Block.java
 +++ b/net/minecraft/server/Block.java
-@@ -37,7 +37,7 @@
-     private String name;
- 
-     public static int getId(Block block) {
--        return Block.REGISTRY.a((Object) block);
-+        return Block.REGISTRY.a(block); // CraftBukkit - decompile error
+@@ -213,7 +213,7 @@
      }
  
-     public static int getCombinedId(IBlockData iblockdata) {
-@@ -343,7 +343,8 @@
-             int j = this.getDropCount(i, world.random);
+     public Block(Block.Info block_info) {
+-        BlockStateList.a blockstatelist_a = new BlockStateList.a(this);
++        BlockStateList.a<Block, IBlockData> blockstatelist_a = new BlockStateList.a(this); // CraftBukkit - decompile error
+ 
+         this.a(blockstatelist_a);
+         this.blockStateList = blockstatelist_a.a(BlockData::new);
+@@ -428,7 +428,8 @@
+             int j = this.getDropCount(iblockdata, i, world, blockposition, world.random);
  
              for (int k = 0; k < j; ++k) {
--                if (world.random.nextFloat() <= f) {
+-                if (f >= 1.0F || world.random.nextFloat() <= f) {
 +                // CraftBukkit - <= to < to allow for plugins to completely disable block drops from explosions
-+                if (world.random.nextFloat() < f) {
-                     Item item = this.getDropType(iblockdata, world.random, i);
++                if (f >= 1.0F || world.random.nextFloat() < f) {
+                     Item item = this.getDropType(iblockdata, world, blockposition, i).getItem();
  
-                     if (item != Items.a) {
-@@ -364,7 +365,13 @@
+                     if (item != Items.AIR) {
+@@ -449,7 +450,13 @@
              EntityItem entityitem = new EntityItem(world, (double) blockposition.getX() + d0, (double) blockposition.getY() + d1, (double) blockposition.getZ() + d2, itemstack);
  
-             entityitem.q();
+             entityitem.n();
 -            world.addEntity(entityitem);
 +            // CraftBukkit start
 +            if (world.captureDrops != null) {
@@ -34,34 +34,25 @@
          }
      }
  
-@@ -931,7 +938,7 @@
+@@ -668,7 +675,7 @@
+     }
  
-             if (hashset.contains(block16)) {
-                 for (int i = 0; i < 15; ++i) {
--                    int j = Block.REGISTRY.a((Object) block16) << 4 | i;
-+                    int j = Block.REGISTRY.a(block16) << 4 | i; // CraftBukkit - decompile error
+     public String toString() {
+-        return "Block{" + Block.REGISTRY.b(this) + "}";
++        return Block.REGISTRY.b(this).toString(); // CraftBukkit - cheap hack
+     }
  
-                     Block.REGISTRY_ID.a(block16.fromLegacyData(i), j);
-                 }
-@@ -940,7 +947,7 @@
- 
-                 while (unmodifiableiterator.hasNext()) {
-                     IBlockData iblockdata = (IBlockData) unmodifiableiterator.next();
--                    int k = Block.REGISTRY.a((Object) block16) << 4 | block16.toLegacyData(iblockdata);
-+                    int k = Block.REGISTRY.a(block16) << 4 | block16.toLegacyData(iblockdata); // CraftBukkit - decompile error
- 
-                     Block.REGISTRY_ID.a(iblockdata, k);
-                 }
-@@ -949,6 +956,12 @@
+     public static boolean c(Block block) {
+@@ -1380,6 +1387,12 @@
  
      }
  
 +    // CraftBukkit start
-+    public int getExpDrop(World world, IBlockData data, int enchantmentLevel) {
++    public int getExpDrop(IBlockData iblockdata, World world, BlockPosition blockposition, int enchantmentLevel) {
 +        return 0;
 +    }
 +    // CraftBukkit end
 +
-     private static void a(int i, MinecraftKey minecraftkey, Block block) {
-         Block.REGISTRY.a(i, minecraftkey, block);
+     private static void a(MinecraftKey minecraftkey, Block block) {
+         Block.REGISTRY.a(minecraftkey, block);
      }

paper-server/nms-patches/BlockButtonAbstract.patch

@@ -9,10 +9,10 @@
 +import org.bukkit.event.entity.EntityInteractEvent;
 +// CraftBukkit end
 +
- public abstract class BlockButtonAbstract extends BlockDirectional {
+ public abstract class BlockButtonAbstract extends BlockAttachable {
  
-     public static final BlockStateBoolean POWERED = BlockStateBoolean.of("powered");
-@@ -126,6 +131,19 @@
+     public static final BlockStateBoolean POWERED = BlockProperties.t;
+@@ -77,6 +82,19 @@
          if (((Boolean) iblockdata.get(BlockButtonAbstract.POWERED)).booleanValue()) {
              return true;
          } else {
@@ -29,27 +29,27 @@
 +                return true;
 +            }
 +            // CraftBukkit end
-             world.setTypeAndData(blockposition, iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(true)), 3);
-             world.b(blockposition, blockposition);
-             this.a(entityhuman, world, blockposition);
-@@ -167,6 +185,16 @@
-                 if (this.I) {
-                     this.d(iblockdata, world, blockposition);
-                 } else {
-+                    // CraftBukkit start
-+                    org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(true)), 3);
+             this.a(entityhuman, world, blockposition, true);
+             this.c(iblockdata, world, blockposition);
+@@ -118,6 +136,16 @@
+             if (this.F) {
+                 this.b(iblockdata, world, blockposition);
+             } else {
++                // CraftBukkit start
++                org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
 +
-+                    BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, 15, 0);
-+                    world.getServer().getPluginManager().callEvent(eventRedstone);
++                BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, 15, 0);
++                world.getServer().getPluginManager().callEvent(eventRedstone);
 +
-+                    if (eventRedstone.getNewCurrent() > 0) {
-+                        return;
-+                    }
-+                    // CraftBukkit end
-                     world.setTypeUpdate(blockposition, iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(false)));
-                     this.c(world, blockposition, (EnumDirection) iblockdata.get(BlockButtonAbstract.FACING));
-                     this.b(world, blockposition);
-@@ -192,7 +220,41 @@
++                if (eventRedstone.getNewCurrent() > 0) {
++                    return;
++                }
++                // CraftBukkit end
+                 world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(false)), 3);
+                 this.c(iblockdata, world, blockposition);
+                 this.a((EntityHuman) null, world, blockposition, false);
+@@ -137,7 +165,44 @@
          boolean flag = !list.isEmpty();
          boolean flag1 = ((Boolean) iblockdata.get(BlockButtonAbstract.POWERED)).booleanValue();
  
@@ -77,34 +77,20 @@
 +        }
 +        // CraftBukkit end
 +
-         if (flag && !flag1) {
+         if (flag != flag1) {
 +            // CraftBukkit start
++            boolean powered = flag1;
 +            org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
++            int old = (powered) ? 15 : 0;
++            int current = (!powered) ? 15 : 0;
 +
-+            BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, 0, 15);
++            BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, old, current);
 +            world.getServer().getPluginManager().callEvent(eventRedstone);
 +
-+            if (eventRedstone.getNewCurrent() <= 0) {
++            if ((flag && eventRedstone.getNewCurrent() <= 0) || (!flag && eventRedstone.getNewCurrent() > 0)) {
 +                return;
 +            }
 +            // CraftBukkit end
-             world.setTypeUpdate(blockposition, iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(true)));
-             this.c(world, blockposition, (EnumDirection) iblockdata.get(BlockButtonAbstract.FACING));
-             world.b(blockposition, blockposition);
-@@ -200,6 +262,16 @@
-         }
- 
-         if (!flag && flag1) {
-+            // CraftBukkit start
-+            org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+
-+            BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, 15, 0);
-+            world.getServer().getPluginManager().callEvent(eventRedstone);
-+
-+            if (eventRedstone.getNewCurrent() > 0) {
-+                return;
-+            }
-+            // CraftBukkit end
-             world.setTypeUpdate(blockposition, iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(false)));
-             this.c(world, blockposition, (EnumDirection) iblockdata.get(BlockButtonAbstract.FACING));
-             world.b(blockposition, blockposition);
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockButtonAbstract.POWERED, Boolean.valueOf(flag)), 3);
+             this.c(iblockdata, world, blockposition);
+             this.a((EntityHuman) null, world, blockposition, flag);

paper-server/nms-patches/BlockCactus.patch

@@ -8,26 +8,23 @@
 +
  public class BlockCactus extends Block {
  
-     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 15);
-@@ -30,9 +32,10 @@
-                 int j = ((Integer) iblockdata.get(BlockCactus.AGE)).intValue();
+     public static final BlockStateInteger AGE = BlockProperties.W;
+@@ -31,7 +33,7 @@
+                     int j = ((Integer) iblockdata.get(BlockCactus.AGE)).intValue();
  
-                 if (j == 15) {
--                    world.setTypeUpdate(blockposition1, this.getBlockData());
-+                    // world.setTypeUpdate(blockposition1, this.getBlockData()); // CraftBukkit
-                     IBlockData iblockdata1 = iblockdata.set(BlockCactus.AGE, Integer.valueOf(0));
+                     if (j == 15) {
+-                        world.setTypeUpdate(blockposition1, this.getBlockData());
++                        CraftEventFactory.handleBlockGrowEvent(world, blockposition1, this.getBlockData()); // CraftBukkit
+                         IBlockData iblockdata1 = (IBlockData) iblockdata.set(BlockCactus.AGE, Integer.valueOf(0));
  
-+                    CraftEventFactory.handleBlockGrowEvent(world, blockposition1.getX(), blockposition1.getY(), blockposition1.getZ(), this, 0); // CraftBukkit
-                     world.setTypeAndData(blockposition, iblockdata1, 4);
-                     iblockdata1.doPhysics(world, blockposition1, this, blockposition);
-                 } else {
-@@ -87,7 +90,9 @@
+                         world.setTypeAndData(blockposition, iblockdata1, 4);
+@@ -92,7 +94,9 @@
      }
  
-     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, Entity entity) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Entity entity) {
 +        CraftEventFactory.blockDamage = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()); // CraftBukkit
          entity.damageEntity(DamageSource.CACTUS, 1.0F);
 +        CraftEventFactory.blockDamage = null; // CraftBukkit
      }
  
-     public IBlockData fromLegacyData(int i) {
+     public TextureType c() {

paper-server/nms-patches/BlockCake.patch

@@ -1,9 +1,9 @@
 --- a/net/minecraft/server/BlockCake.java
 +++ b/net/minecraft/server/BlockCake.java
-@@ -40,7 +40,18 @@
+@@ -33,7 +33,18 @@
              return false;
          } else {
-             entityhuman.b(StatisticList.H);
+             entityhuman.a(StatisticList.EAT_CAKE_SLICE);
 -            entityhuman.getFoodData().eat(2, 0.1F);
 +            // CraftBukkit start
 +            // entityhuman.getFoodData().eat(2, 0.1F);

paper-server/nms-patches/BlockCauldron.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockCauldron.java
 +++ b/net/minecraft/server/BlockCauldron.java
-@@ -3,6 +3,7 @@
- import java.util.List;
- import java.util.Random;
- import javax.annotation.Nullable;
-+import org.bukkit.event.block.CauldronLevelChangeEvent; // CraftBukkit
+@@ -1,5 +1,7 @@
+ package net.minecraft.server;
  
++import org.bukkit.event.block.CauldronLevelChangeEvent; // CraftBukkit
++
  public class BlockCauldron extends Block {
  
-@@ -43,8 +44,13 @@
+     public static final BlockStateInteger LEVEL = BlockProperties.ae;
+@@ -32,8 +34,13 @@
          float f = (float) blockposition.getY() + (6.0F + (float) (3 * i)) / 16.0F;
  
          if (!world.isClientSide && entity.isBurning() && i > 0 && entity.getBoundingBox().b <= (double) f) {
@@ -23,7 +23,7 @@
          }
  
      }
-@@ -60,18 +66,27 @@
+@@ -49,18 +56,27 @@
  
              if (item == Items.WATER_BUCKET) {
                  if (i < 3 && !world.isClientSide) {
@@ -35,11 +35,11 @@
                          entityhuman.a(enumhand, new ItemStack(Items.BUCKET));
                      }
  
-                     entityhuman.b(StatisticList.I);
+                     entityhuman.a(StatisticList.FILL_CAULDRON);
 -                    this.a(world, blockposition, iblockdata, 3);
 +                    // this.a(world, blockposition, iblockdata, 3);
 +                    // CraftBukkit end
-                     world.a((EntityHuman) null, blockposition, SoundEffects.Q, SoundCategory.BLOCKS, 1.0F, 1.0F);
+                     world.a((EntityHuman) null, blockposition, SoundEffects.ITEM_BUCKET_EMPTY, SoundCategory.BLOCKS, 1.0F, 1.0F);
                  }
  
                  return true;
@@ -52,17 +52,17 @@
                      if (!entityhuman.abilities.canInstantlyBuild) {
                          itemstack.subtract(1);
                          if (itemstack.isEmpty()) {
-@@ -82,7 +97,8 @@
+@@ -71,7 +87,8 @@
                      }
  
-                     entityhuman.b(StatisticList.J);
+                     entityhuman.a(StatisticList.USE_CAULDRON);
 -                    this.a(world, blockposition, iblockdata, 0);
 +                    // this.a(world, blockposition, iblockdata, 0);
 +                    // CraftBukkit end
-                     world.a((EntityHuman) null, blockposition, SoundEffects.S, SoundCategory.BLOCKS, 1.0F, 1.0F);
+                     world.a((EntityHuman) null, blockposition, SoundEffects.ITEM_BUCKET_FILL, SoundCategory.BLOCKS, 1.0F, 1.0F);
                  }
  
-@@ -92,6 +108,10 @@
+@@ -81,6 +98,10 @@
  
                  if (item == Items.GLASS_BOTTLE) {
                      if (i > 0 && !world.isClientSide) {
@@ -72,11 +72,11 @@
 +                        }
                          if (!entityhuman.abilities.canInstantlyBuild) {
                              itemstack1 = PotionUtil.a(new ItemStack(Items.POTION), Potions.b);
-                             entityhuman.b(StatisticList.J);
-@@ -106,12 +126,17 @@
+                             entityhuman.a(StatisticList.USE_CAULDRON);
+@@ -95,12 +116,17 @@
                          }
  
-                         world.a((EntityHuman) null, blockposition, SoundEffects.N, SoundCategory.BLOCKS, 1.0F, 1.0F);
+                         world.a((EntityHuman) null, blockposition, SoundEffects.ITEM_BOTTLE_FILL, SoundCategory.BLOCKS, 1.0F, 1.0F);
 -                        this.a(world, blockposition, iblockdata, i - 1);
 +                        // this.a(world, blockposition, iblockdata, i - 1);
 +                        // CraftBukkit end
@@ -91,44 +91,44 @@
 +                        }
                          if (!entityhuman.abilities.canInstantlyBuild) {
                              itemstack1 = new ItemStack(Items.GLASS_BOTTLE);
-                             entityhuman.b(StatisticList.J);
-@@ -122,7 +147,8 @@
+                             entityhuman.a(StatisticList.USE_CAULDRON);
+@@ -111,7 +137,8 @@
                          }
  
-                         world.a((EntityHuman) null, blockposition, SoundEffects.M, SoundCategory.BLOCKS, 1.0F, 1.0F);
+                         world.a((EntityHuman) null, blockposition, SoundEffects.ITEM_BOTTLE_EMPTY, SoundCategory.BLOCKS, 1.0F, 1.0F);
 -                        this.a(world, blockposition, iblockdata, i + 1);
 +                        // this.a(world, blockposition, iblockdata, i + 1);
 +                        // CraftBukkit end
                      }
  
                      return true;
-@@ -131,8 +157,13 @@
-                         ItemArmor itemarmor = (ItemArmor) item;
+@@ -120,8 +147,13 @@
+                         ItemArmorColorable itemarmorcolorable = (ItemArmorColorable) item;
  
-                         if (itemarmor.d() == ItemArmor.EnumArmorMaterial.LEATHER && itemarmor.e_(itemstack) && !world.isClientSide) {
+                         if (itemarmorcolorable.e(itemstack) && !world.isClientSide) {
 +                            // CraftBukkit start
 +                            if (!this.changeLevel(world, blockposition, iblockdata, i - 1, entityhuman, CauldronLevelChangeEvent.ChangeReason.ARMOR_WASH)) {
 +                                return true;
 +                            }
-                             itemarmor.d(itemstack);
+                             itemarmorcolorable.g(itemstack);
 -                            this.a(world, blockposition, iblockdata, i - 1);
 +                            // this.a(world, blockposition, iblockdata, i - 1);
 +                            // CraftBukkit end
-                             entityhuman.b(StatisticList.K);
+                             entityhuman.a(StatisticList.CLEAN_ARMOR);
                              return true;
                          }
-@@ -140,13 +171,18 @@
+@@ -129,13 +161,18 @@
  
                      if (i > 0 && item instanceof ItemBanner) {
-                         if (TileEntityBanner.b(itemstack) > 0 && !world.isClientSide) {
+                         if (TileEntityBanner.a(itemstack) > 0 && !world.isClientSide) {
 +                            // CraftBukkit start
 +                            if (!this.changeLevel(world, blockposition, iblockdata, i - 1, entityhuman, CauldronLevelChangeEvent.ChangeReason.BANNER_WASH)) {
 +                                return true;
 +                            }
                              itemstack1 = itemstack.cloneItemStack();
                              itemstack1.setCount(1);
-                             TileEntityBanner.c(itemstack1);
-                             entityhuman.b(StatisticList.L);
+                             TileEntityBanner.b(itemstack1);
+                             entityhuman.a(StatisticList.CLEAN_BANNER);
                              if (!entityhuman.abilities.canInstantlyBuild) {
                                  itemstack.subtract(1);
 -                                this.a(world, blockposition, iblockdata, i - 1);
@@ -137,13 +137,13 @@
                              }
  
                              if (itemstack.isEmpty()) {
-@@ -167,9 +203,25 @@
+@@ -171,9 +208,25 @@
          }
      }
  
 +    // CraftBukkit start
      public void a(World world, BlockPosition blockposition, IBlockData iblockdata, int i) {
--        world.setTypeAndData(blockposition, iblockdata.set(BlockCauldron.LEVEL, Integer.valueOf(MathHelper.clamp(i, 0, 3))), 2);
+-        world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockCauldron.LEVEL, Integer.valueOf(MathHelper.clamp(i, 0, 3))), 2);
 +        this.changeLevel(world, blockposition, iblockdata, i, null, CauldronLevelChangeEvent.ChangeReason.UNKNOWN);
 +    }
 +
@@ -157,19 +157,19 @@
 +        if (event.isCancelled()) {
 +            return false;
 +        }
-+        world.setTypeAndData(blockposition, iblockdata.set(BlockCauldron.LEVEL, event.getNewLevel()), 2);
++        world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockCauldron.LEVEL, event.getNewLevel()), 2);
          world.updateAdjacentComparators(blockposition, this);
 +        return true;
 +        // CraftBukkit end
      }
  
-     public void h(World world, BlockPosition blockposition) {
-@@ -180,7 +232,7 @@
+     public void c(World world, BlockPosition blockposition) {
+@@ -184,7 +237,7 @@
                  IBlockData iblockdata = world.getType(blockposition);
  
                  if (((Integer) iblockdata.get(BlockCauldron.LEVEL)).intValue() < 3) {
--                    world.setTypeAndData(blockposition, iblockdata.a((IBlockState) BlockCauldron.LEVEL), 2);
-+                    this.a(world, blockposition, iblockdata.a((IBlockState) BlockCauldron.LEVEL), 2); // CraftBukkit
+-                    world.setTypeAndData(blockposition, (IBlockData) iblockdata.a((IBlockState) BlockCauldron.LEVEL), 2);
++                    this.a(world, blockposition, (IBlockData) iblockdata.a((IBlockState) BlockCauldron.LEVEL), 2); // CraftBukkit
                  }
  
              }

paper-server/nms-patches/BlockChorusFlower.patch

@@ -8,46 +8,31 @@
 +
  public class BlockChorusFlower extends Block {
  
-     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 5);
-@@ -68,8 +70,20 @@
+     public static final BlockStateInteger AGE = BlockProperties.U;
+@@ -61,8 +63,12 @@
                      }
  
-                     if (flag && a(world, blockposition1, (EnumDirection) null) && world.isEmpty(blockposition.up(2))) {
--                        world.setTypeAndData(blockposition, Blocks.CHORUS_PLANT.getBlockData(), 2);
--                        this.a(world, blockposition1, i);
-+                        // world.setTypeAndData(blockposition, Blocks.CHORUS_PLANT.getBlockData(), 2);
-+                        // this.a(world, blockposition1, i);
+                     if (flag && a((IWorldReader) world, blockposition1, (EnumDirection) null) && world.isEmpty(blockposition.up(2))) {
+-                        world.setTypeAndData(blockposition, this.b.a((IBlockAccess) world, blockposition), 2);
+-                        this.b(world, blockposition1, i);
 +                        // CraftBukkit start - add event
-+                        BlockPosition target = blockposition1;
-+                        if (CraftEventFactory.handleBlockSpreadEvent(
-+                                world.getWorld().getBlockAt(target.getX(), target.getY(), target.getZ()),
-+                                world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()),
-+                                this,
-+                                toLegacyData(this.getBlockData().set(BlockChorusFlower.AGE, Integer.valueOf(i)))
-+                        )) {
-+                            world.setTypeAndData(blockposition, Blocks.CHORUS_PLANT.getBlockData(), 2);
-+                            world.triggerEffect(1033, blockposition, 0);
++                        if (CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition1, this.getBlockData().set(BlockChorusFlower.AGE, Integer.valueOf(i)), 2)) {
++                            world.setTypeAndData(blockposition, this.b.a((IBlockAccess) world, blockposition), 2);
++                            this.b(world, blockposition1, i);
 +                        }
 +                        // CraftBukkit end
                      } else if (i < 4) {
                          j = random.nextInt(4);
-                         boolean flag2 = false;
-@@ -83,18 +97,53 @@
+                         if (flag1) {
+@@ -76,18 +82,30 @@
                              BlockPosition blockposition2 = blockposition.shift(enumdirection);
  
-                             if (world.isEmpty(blockposition2) && world.isEmpty(blockposition2.down()) && a(world, blockposition2, enumdirection.opposite())) {
--                                this.a(world, blockposition2, i + 1);
+                             if (world.isEmpty(blockposition2) && world.isEmpty(blockposition2.down()) && a((IWorldReader) world, blockposition2, enumdirection.opposite())) {
+-                                this.b(world, blockposition2, i + 1);
 -                                flag2 = true;
 +                                // CraftBukkit start - add event
-+                                // this.a(world, blockposition2, i + 1);
-+                                BlockPosition target = blockposition2;
-+                                if (CraftEventFactory.handleBlockSpreadEvent(
-+                                        world.getWorld().getBlockAt(target.getX(), target.getY(), target.getZ()),
-+                                        world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()),
-+                                        this,
-+                                        toLegacyData(this.getBlockData().set(BlockChorusFlower.AGE, Integer.valueOf(i + 1)))
-+                                )) {
-+                                    world.triggerEffect(1033, blockposition, 0);
++                                if (CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition2, this.getBlockData().set(BlockChorusFlower.AGE, Integer.valueOf(i + 1)), 2)) {
++                                    this.b(world, blockposition2, i + 1);
 +                                    flag2 = true;
 +                                }
 +                                // CraftBukkit end
@@ -55,37 +40,21 @@
                          }
  
                          if (flag2) {
-                             world.setTypeAndData(blockposition, Blocks.CHORUS_PLANT.getBlockData(), 2);
+                             world.setTypeAndData(blockposition, this.b.a((IBlockAccess) world, blockposition), 2);
                          } else {
--                            this.c(world, blockposition);
+-                            this.a(world, blockposition);
 +                            // CraftBukkit - add event
-+                            if (CraftEventFactory.handleBlockGrowEvent(
-+                                    world,
-+                                    blockposition.getX(),
-+                                    blockposition.getY(),
-+                                    blockposition.getZ(),
-+                                    this,
-+                                    toLegacyData(iblockdata.set(BlockChorusFlower.AGE, Integer.valueOf(5)))
-+                            )) {
-+                                world.triggerEffect(1034, blockposition, 0);
++                            if (CraftEventFactory.handleBlockGrowEvent(world, blockposition, this.getBlockData().set(BlockChorusFlower.AGE, Integer.valueOf(5)), 2)) {
++                                this.a(world, blockposition);
 +                            }
-+                            // this.c(world, blockposition);
 +                            // CraftBukkit end
                          }
-                     } else if (i == 4) {
--                        this.c(world, blockposition);
+                     } else {
+-                        this.a(world, blockposition);
 +                        // CraftBukkit - add event
-+                        if (CraftEventFactory.handleBlockGrowEvent(
-+                                world,
-+                                blockposition.getX(),
-+                                blockposition.getY(),
-+                                blockposition.getZ(),
-+                                this,
-+                                toLegacyData(iblockdata.set(BlockChorusFlower.AGE, Integer.valueOf(5)))
-+                        )) {
-+                            world.triggerEffect(1034, blockposition, 0);
++                        if (CraftEventFactory.handleBlockGrowEvent(world, blockposition, this.getBlockData().set(BlockChorusFlower.AGE, Integer.valueOf(5)), 2)) {
++                            this.a(world, blockposition);
 +                        }
-+                        // this.c(world, blockposition);
 +                        // CraftBukkit end
                      }
  

paper-server/nms-patches/BlockCocoa.patch

@@ -1,35 +1,29 @@
 --- a/net/minecraft/server/BlockCocoa.java
 +++ b/net/minecraft/server/BlockCocoa.java
-@@ -2,6 +2,8 @@
- 
+@@ -3,6 +3,8 @@
  import java.util.Random;
+ import javax.annotation.Nullable;
  
 +import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
 +
  public class BlockCocoa extends BlockFacingHorizontal implements IBlockFragilePlantElement {
  
-     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 2);
-@@ -23,7 +25,10 @@
+     public static final BlockStateInteger AGE = BlockProperties.S;
+@@ -21,7 +23,7 @@
              int i = ((Integer) iblockdata.get(BlockCocoa.AGE)).intValue();
  
              if (i < 2) {
--                world.setTypeAndData(blockposition, iblockdata.set(BlockCocoa.AGE, Integer.valueOf(i + 1)), 2);
-+                // CraftBukkit start
-+                IBlockData data = iblockdata.set(AGE, Integer.valueOf(i + 1));
-+                CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, toLegacyData(data));
-+                // CraftBukkit end
+-                world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockCocoa.AGE, Integer.valueOf(i + 1)), 2);
++                CraftEventFactory.handleBlockGrowEvent(world, blockposition, (IBlockData) iblockdata.set(BlockCocoa.AGE, Integer.valueOf(i + 1)), 2); // CraftBukkkit
              }
          }
  
-@@ -124,7 +129,10 @@
+@@ -109,7 +111,7 @@
      }
  
      public void b(World world, Random random, BlockPosition blockposition, IBlockData iblockdata) {
--        world.setTypeAndData(blockposition, iblockdata.set(BlockCocoa.AGE, Integer.valueOf(((Integer) iblockdata.get(BlockCocoa.AGE)).intValue() + 1)), 2);
-+        // CraftBukkit start
-+        IBlockData data = iblockdata.set(AGE, Integer.valueOf(((Integer) iblockdata.get(AGE)).intValue() + 1));
-+        CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, toLegacyData(data));
-+        // CraftBukkit end
+-        world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockCocoa.AGE, Integer.valueOf(((Integer) iblockdata.get(BlockCocoa.AGE)).intValue() + 1)), 2);
++        CraftEventFactory.handleBlockGrowEvent(world, blockposition, (IBlockData) iblockdata.set(BlockCocoa.AGE, Integer.valueOf(((Integer) iblockdata.get(BlockCocoa.AGE)).intValue() + 1)), 2); // CraftBukkit
      }
  
-     public IBlockData fromLegacyData(int i) {
+     public TextureType c() {

paper-server/nms-patches/BlockCommand.patch

@@ -12,7 +12,7 @@
 @@ -30,6 +32,15 @@
                  TileEntityCommand tileentitycommand = (TileEntityCommand) tileentity;
                  boolean flag = world.isBlockIndirectlyPowered(blockposition);
-                 boolean flag1 = tileentitycommand.f();
+                 boolean flag1 = tileentitycommand.d();
 +                // CraftBukkit start
 +                org.bukkit.block.Block bukkitBlock = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
 +                int old = flag1 ? 15 : 0;
@@ -24,4 +24,4 @@
 +                // CraftBukkit end
  
                  tileentitycommand.a(flag);
-                 if (!flag1 && !tileentitycommand.h() && tileentitycommand.l() != TileEntityCommand.Type.SEQUENCE) {
+                 if (!flag1 && !tileentitycommand.e() && tileentitycommand.j() != TileEntityCommand.Type.SEQUENCE) {

paper-server/nms-patches/BlockConcretePowder.patch

@@ -1,22 +1,46 @@
 --- a/net/minecraft/server/BlockConcretePowder.java
 +++ b/net/minecraft/server/BlockConcretePowder.java
-@@ -11,8 +11,8 @@
+@@ -1,5 +1,10 @@
+ package net.minecraft.server;
+ 
++// CraftBukkit start
++import org.bukkit.craftbukkit.block.CraftBlockState;
++import org.bukkit.event.block.BlockFormEvent;
++// CraftBukkit end
++
+ public class BlockConcretePowder extends BlockFalling {
+ 
+     private final IBlockData a;
+@@ -10,8 +15,8 @@
      }
  
      public void a(World world, BlockPosition blockposition, IBlockData iblockdata, IBlockData iblockdata1) {
 -        if (iblockdata1.getMaterial().isLiquid()) {
--            world.setTypeAndData(blockposition, Blocks.dR.getBlockData().set(BlockCloth.COLOR, iblockdata.get(BlockConcretePowder.a)), 3);
-+        if (iblockdata1.getMaterial().isLiquid() && world.getType(blockposition).getBlock() != Blocks.dR) { // CraftBukkit - don't double concrete
-+            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, Blocks.dR.getBlockData().set(BlockCloth.COLOR, iblockdata.get(BlockConcretePowder.a)), null); // CraftBukkit
+-            world.setTypeAndData(blockposition, this.a, 3);
++        if (iblockdata1.getMaterial().isLiquid() && !(world.getType(blockposition).getBlock() instanceof BlockConcretePowder)) { // CraftBukkit - don't double concrete
++            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, this.a, 3);
          }
  
      }
-@@ -36,7 +36,7 @@
-         }
+@@ -45,6 +50,20 @@
+     }
  
-         if (flag) {
--            world.setTypeAndData(blockposition, Blocks.dR.getBlockData().set(BlockCloth.COLOR, iblockdata.get(BlockConcretePowder.a)), 3);
-+            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, Blocks.dR.getBlockData().set(BlockCloth.COLOR, iblockdata.get(BlockConcretePowder.a)), null); // CraftBukkit
-         }
- 
-         return flag;
+     public IBlockData updateState(IBlockData iblockdata, EnumDirection enumdirection, IBlockData iblockdata1, GeneratorAccess generatoraccess, BlockPosition blockposition, BlockPosition blockposition1) {
+-        return a((IBlockAccess) generatoraccess, blockposition) ? this.a : super.updateState(iblockdata, enumdirection, iblockdata1, generatoraccess, blockposition, blockposition1);
++        // CraftBukkit start
++        if (a((IBlockAccess) generatoraccess, blockposition)) {
++            CraftBlockState blockState = CraftBlockState.getBlockState(generatoraccess, blockposition);
++            blockState.setData(this.a);
++
++            BlockFormEvent event = new BlockFormEvent(blockState.getBlock(), blockState);
++            generatoraccess.getMinecraftWorld().getMinecraftServer().server.getPluginManager().callEvent(event);
++
++            if (!event.isCancelled()) {
++                return blockState.getHandle();
++            }
++        }
++
++        return super.updateState(iblockdata, enumdirection, iblockdata1, generatoraccess, blockposition, blockposition1);
++        // CraftBukkit end
+     }
+ }

paper-server/nms-patches/BlockCrops.patch

@@ -8,28 +8,22 @@
 +
  public class BlockCrops extends BlockPlant implements IBlockFragilePlantElement {
  
-     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 7);
-@@ -53,7 +55,10 @@
-                 float f = a((Block) this, world, blockposition);
+     public static final BlockStateInteger AGE = BlockProperties.V;
+@@ -49,7 +51,7 @@
+                 float f = a((Block) this, (IBlockAccess) world, blockposition);
  
                  if (random.nextInt((int) (25.0F / f) + 1) == 0) {
 -                    world.setTypeAndData(blockposition, this.setAge(i + 1), 2);
-+                    // CraftBukkit start
-+                    IBlockData data = this.setAge(i + 1);
-+                    CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, toLegacyData(data));
-+                    // CraftBukkit end
++                    CraftEventFactory.handleBlockGrowEvent(world, blockposition, this.setAge(i + 1), 2); // CraftBukkit
                  }
              }
          }
-@@ -68,7 +73,10 @@
+@@ -64,7 +66,7 @@
              i = j;
          }
  
 -        world.setTypeAndData(blockposition, this.setAge(i), 2);
-+        // CraftBukkit start
-+        IBlockData data = this.setAge(i);
-+        CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, toLegacyData(data));
-+        // CraftBukkit end
++        CraftEventFactory.handleBlockGrowEvent(world, blockposition, this.setAge(i), 2); // CraftBukkit
      }
  
-     protected int b(World world) {
+     protected int a(World world) {

paper-server/nms-patches/BlockDaylightDetector.patch

@@ -1,10 +1,10 @@
 --- a/net/minecraft/server/BlockDaylightDetector.java
 +++ b/net/minecraft/server/BlockDaylightDetector.java
-@@ -45,6 +45,7 @@
+@@ -36,6 +36,7 @@
  
              i = MathHelper.clamp(i, 0, 15);
              if (((Integer) iblockdata.get(BlockDaylightDetector.POWER)).intValue() != i) {
-+                i = org.bukkit.craftbukkit.event.CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), ((Integer) iblockdata.get(POWER)), i).getNewCurrent(); // CraftBukkit - Call BlockRedstoneEvent
-                 world.setTypeAndData(blockposition, iblockdata.set(BlockDaylightDetector.POWER, Integer.valueOf(i)), 3);
++                i = org.bukkit.craftbukkit.event.CraftEventFactory.callRedstoneChange(world, blockposition, ((Integer) iblockdata.get(POWER)), i).getNewCurrent(); // CraftBukkit - Call BlockRedstoneEvent
+                 world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockDaylightDetector.POWER, Integer.valueOf(i)), 3);
              }
  

paper-server/nms-patches/BlockDiodeAbstract.patch

@@ -8,23 +8,23 @@
 +
  public abstract class BlockDiodeAbstract extends BlockFacingHorizontal {
  
-     protected static final AxisAlignedBB c = new AxisAlignedBB(0.0D, 0.0D, 0.0D, 1.0D, 0.125D, 1.0D);
-@@ -35,8 +37,18 @@
-             boolean flag = this.e(world, blockposition, iblockdata);
+     protected static final VoxelShape b = Block.a(0.0D, 0.0D, 0.0D, 16.0D, 2.0D, 16.0D);
+@@ -29,8 +31,18 @@
+             boolean flag1 = this.a(world, blockposition, iblockdata);
  
-             if (this.d && !flag) {
+             if (flag && !flag1) {
 +                // CraftBukkit start
-+                if (CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), 15, 0).getNewCurrent() != 0) {
++                if (CraftEventFactory.callRedstoneChange(world, blockposition, 15, 0).getNewCurrent() != 0) {
 +                    return;
 +                }
 +                // CraftBukkit end
-                 world.setTypeAndData(blockposition, this.z(iblockdata), 2);
-             } else if (!this.d) {
+                 world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockDiodeAbstract.c, Boolean.valueOf(false)), 2);
+             } else if (!flag) {
 +                // CraftBukkit start
-+                if (CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), 0, 15).getNewCurrent() != 15) {
++                if (CraftEventFactory.callRedstoneChange(world, blockposition, 0, 15).getNewCurrent() != 15) {
 +                    return;
 +                }
 +                // CraftBukkit end
-                 world.setTypeAndData(blockposition, this.y(iblockdata), 2);
-                 if (!flag) {
-                     world.a(blockposition, this.y(iblockdata).getBlock(), this.E(iblockdata), -1);
+                 world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockDiodeAbstract.c, Boolean.valueOf(true)), 2);
+                 if (!flag1) {
+                     world.I().a(blockposition, this, this.j(iblockdata), TickListPriority.HIGH);

paper-server/nms-patches/BlockDirtSnowSpreadable.patch

@@ -0,0 +1,23 @@
+--- a/net/minecraft/server/BlockDirtSnowSpreadable.java
++++ b/net/minecraft/server/BlockDirtSnowSpreadable.java
+@@ -23,6 +23,11 @@
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
+         if (!world.isClientSide) {
+             if (!a((IWorldReader) world, blockposition)) {
++                // CraftBukkit start
++                if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, blockposition, Blocks.DIRT.getBlockData()).isCancelled()) {
++                    return;
++                }
++                // CraftBukkit end
+                 world.setTypeUpdate(blockposition, Blocks.DIRT.getBlockData());
+             } else {
+                 if (world.getLightLevel(blockposition.up()) >= 9) {
+@@ -34,7 +39,7 @@
+                         }
+ 
+                         if (world.getType(blockposition1).getBlock() == Blocks.DIRT && b(world, blockposition1)) {
+-                            world.setTypeUpdate(blockposition1, this.getBlockData());
++                            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition1, this.getBlockData()); // CraftBukkit
+                         }
+                     }
+                 }

paper-server/nms-patches/BlockDispenser.patch

@@ -1,18 +1,18 @@
 --- a/net/minecraft/server/BlockDispenser.java
 +++ b/net/minecraft/server/BlockDispenser.java
-@@ -8,6 +8,7 @@
-     public static final BlockStateBoolean TRIGGERED = BlockStateBoolean.of("triggered");
+@@ -7,6 +7,7 @@
+     public static final BlockStateDirection FACING = BlockDirectional.FACING;
+     public static final BlockStateBoolean TRIGGERED = BlockProperties.w;
      public static final RegistryDefault<Item, IDispenseBehavior> REGISTRY = new RegistryDefault(new DispenseBehaviorItem());
-     protected Random d = new Random();
 +    public static boolean eventFired = false; // CraftBukkit
  
-     protected BlockDispenser() {
-         super(Material.STONE);
-@@ -82,6 +83,7 @@
-                 IDispenseBehavior idispensebehavior = this.a(itemstack);
+     public static void a(IMaterial imaterial, IDispenseBehavior idispensebehavior) {
+         BlockDispenser.REGISTRY.a(imaterial.getItem(), idispensebehavior);
+@@ -52,6 +53,7 @@
+             IDispenseBehavior idispensebehavior = this.a(itemstack);
  
-                 if (idispensebehavior != IDispenseBehavior.NONE) {
-+                    eventFired = false; // CraftBukkit - reset event status
-                     tileentitydispenser.setItem(i, idispensebehavior.a(sourceblock, itemstack));
-                 }
+             if (idispensebehavior != IDispenseBehavior.NONE) {
++                eventFired = false; // CraftBukkit - reset event status
+                 tileentitydispenser.setItem(i, idispensebehavior.dispense(sourceblock, itemstack));
+             }
  

paper-server/nms-patches/BlockDoor.patch

@@ -2,36 +2,37 @@
 +++ b/net/minecraft/server/BlockDoor.java
 @@ -2,6 +2,8 @@
  
- import java.util.Random;
+ import javax.annotation.Nullable;
  
 +import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
 +
  public class BlockDoor extends Block {
  
      public static final BlockStateDirection FACING = BlockFacingHorizontal.FACING;
-@@ -137,9 +139,23 @@
-                     this.b(world, blockposition, iblockdata, 0);
-                 }
-             } else {
--                boolean flag1 = world.isBlockIndirectlyPowered(blockposition) || world.isBlockIndirectlyPowered(blockposition3);
+@@ -169,9 +171,24 @@
+     }
  
--                if (block != this && (flag1 || block.getBlockData().m()) && flag1 != ((Boolean) iblockdata2.get(BlockDoor.POWERED)).booleanValue()) {
-+                // CraftBukkit start
-+                org.bukkit.World bworld = world.getWorld();
-+                org.bukkit.block.Block bukkitBlock = bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                org.bukkit.block.Block blockTop = bworld.getBlockAt(blockposition3.getX(), blockposition3.getY(), blockposition3.getZ());
+     public void doPhysics(IBlockData iblockdata, World world, BlockPosition blockposition, Block block, BlockPosition blockposition1) {
+-        boolean flag = world.isBlockIndirectlyPowered(blockposition) || world.isBlockIndirectlyPowered(blockposition.shift(iblockdata.get(BlockDoor.HALF) == BlockPropertyDoubleBlockHalf.LOWER ? EnumDirection.UP : EnumDirection.DOWN));
++        // CraftBukkit start
++        BlockPosition otherHalf = blockposition.shift(iblockdata.get(BlockDoor.HALF) == BlockPropertyDoubleBlockHalf.LOWER ? EnumDirection.UP : EnumDirection.DOWN);
 +
-+                int power = bukkitBlock.getBlockPower();
-+                int powerTop = blockTop.getBlockPower();
-+                if (powerTop > power) power = powerTop;
-+                int oldPower = (Boolean) iblockdata2.get(BlockDoor.POWERED) ? 15 : 0;
++        org.bukkit.World bworld = world.getWorld();
++        org.bukkit.block.Block bukkitBlock = bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
++        org.bukkit.block.Block blockTop = bworld.getBlockAt(otherHalf.getX(), otherHalf.getY(), otherHalf.getZ());
 +
-+                if (oldPower == 0 ^ power == 0) {
-+                    BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(bukkitBlock, oldPower, power);
-+                    world.getServer().getPluginManager().callEvent(eventRedstone);
++        int power = bukkitBlock.getBlockPower();
++        int powerTop = blockTop.getBlockPower();
++        if (powerTop > power) power = powerTop;
++        int oldPower = ((Boolean) iblockdata.get(BlockDoor.POWERED)).booleanValue() ? 15 : 0;
 +
-+                    boolean flag1 = eventRedstone.getNewCurrent() > 0;
-+                    // CraftBukkit end
-                     world.setTypeAndData(blockposition3, iblockdata2.set(BlockDoor.POWERED, Boolean.valueOf(flag1)), 2);
-                     if (flag1 != ((Boolean) iblockdata.get(BlockDoor.OPEN)).booleanValue()) {
-                         world.setTypeAndData(blockposition, iblockdata.set(BlockDoor.OPEN, Boolean.valueOf(flag1)), 2);
++        if (oldPower == 0 ^ power == 0) {
++            BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(bukkitBlock, oldPower, power);
++            world.getServer().getPluginManager().callEvent(eventRedstone);
+ 
+-        if (block != this && flag != ((Boolean) iblockdata.get(BlockDoor.POWERED)).booleanValue()) {
++            boolean flag = eventRedstone.getNewCurrent() > 0;
++            // CraftBukkit end
+             if (flag != ((Boolean) iblockdata.get(BlockDoor.OPEN)).booleanValue()) {
+                 this.b(world, blockposition, flag);
+             }

paper-server/nms-patches/BlockDragonEgg.patch

@@ -1,30 +1,29 @@
 --- a/net/minecraft/server/BlockDragonEgg.java
 +++ b/net/minecraft/server/BlockDragonEgg.java
-@@ -2,6 +2,8 @@
- 
- import java.util.Random;
+@@ -1,5 +1,7 @@
+ package net.minecraft.server;
  
 +import org.bukkit.event.block.BlockFromToEvent; // CraftBukkit
 +
- public class BlockDragonEgg extends Block {
+ public class BlockDragonEgg extends BlockFalling {
  
-     protected static final AxisAlignedBB a = new AxisAlignedBB(0.0625D, 0.0D, 0.0625D, 0.9375D, 1.0D, 0.9375D);
-@@ -66,6 +68,18 @@
-                 BlockPosition blockposition1 = blockposition.a(world.random.nextInt(16) - world.random.nextInt(16), world.random.nextInt(8) - world.random.nextInt(8), world.random.nextInt(16) - world.random.nextInt(16));
+     protected static final VoxelShape a = Block.a(1.0D, 0.0D, 1.0D, 15.0D, 16.0D, 15.0D);
+@@ -26,6 +28,18 @@
+             BlockPosition blockposition1 = blockposition.a(world.random.nextInt(16) - world.random.nextInt(16), world.random.nextInt(8) - world.random.nextInt(8), world.random.nextInt(16) - world.random.nextInt(16));
  
-                 if (world.getType(blockposition1).getBlock().material == Material.AIR) {
-+                    // CraftBukkit start
-+                    org.bukkit.block.Block from = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                    org.bukkit.block.Block to = world.getWorld().getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ());
-+                    BlockFromToEvent event = new BlockFromToEvent(from, to);
-+                    org.bukkit.Bukkit.getPluginManager().callEvent(event);
+             if (world.getType(blockposition1).isAir()) {
++                // CraftBukkit start
++                org.bukkit.block.Block from = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
++                org.bukkit.block.Block to = world.getWorld().getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ());
++                BlockFromToEvent event = new BlockFromToEvent(from, to);
++                org.bukkit.Bukkit.getPluginManager().callEvent(event);
 +
-+                    if (event.isCancelled()) {
-+                        return;
-+                    }
++                if (event.isCancelled()) {
++                    return;
++                }
 +
-+                    blockposition1 = new BlockPosition(event.getToBlock().getX(), event.getToBlock().getY(), event.getToBlock().getZ());
-+                    // CraftBukkit end
-                     if (world.isClientSide) {
-                         for (int j = 0; j < 128; ++j) {
-                             double d0 = world.random.nextDouble();
++                blockposition1 = new BlockPosition(event.getToBlock().getX(), event.getToBlock().getY(), event.getToBlock().getZ());
++                // CraftBukkit end
+                 if (world.isClientSide) {
+                     for (int j = 0; j < 128; ++j) {
+                         double d0 = world.random.nextDouble();

paper-server/nms-patches/BlockDropper.patch

@@ -10,32 +10,32 @@
 +
  public class BlockDropper extends BlockDispenser {
  
-     private final IDispenseBehavior e = new DispenseBehaviorItem();
-@@ -35,8 +40,25 @@
-                     if (iinventory == null) {
-                         itemstack1 = this.e.a(sourceblock, itemstack);
+     private static final IDispenseBehavior c = new DispenseBehaviorItem();
+@@ -34,8 +39,25 @@
+                 if (iinventory == null) {
+                     itemstack1 = BlockDropper.c.dispense(sourceblock, itemstack);
+                 } else {
+-                    itemstack1 = TileEntityHopper.addItem(tileentitydispenser, iinventory, itemstack.cloneItemStack().cloneAndSubtract(1), enumdirection.opposite());
+-                    if (itemstack1.isEmpty()) {
++                    // CraftBukkit start - Fire event when pushing items into other inventories
++                    CraftItemStack oitemstack = CraftItemStack.asCraftMirror(itemstack.cloneItemStack().cloneAndSubtract(1));
++
++                    org.bukkit.inventory.Inventory destinationInventory;
++                    // Have to special case large chests as they work oddly
++                    if (iinventory instanceof InventoryLargeChest) {
++                        destinationInventory = new org.bukkit.craftbukkit.inventory.CraftInventoryDoubleChest((InventoryLargeChest) iinventory);
++                    } else {
++                        destinationInventory = iinventory.getOwner().getInventory();
++                    }
++
++                    InventoryMoveItemEvent event = new InventoryMoveItemEvent(tileentitydispenser.getOwner().getInventory(), oitemstack.clone(), destinationInventory, true);
++                    world.getServer().getPluginManager().callEvent(event);
++                    if (event.isCancelled()) {
++                        return;
++                    }
++                    itemstack1 = TileEntityHopper.addItem(tileentitydispenser, iinventory, CraftItemStack.asNMSCopy(event.getItem()), enumdirection.opposite());
++                    if (event.getItem().equals(oitemstack) && itemstack1.isEmpty()) {
++                        // CraftBukkit end
+                         itemstack1 = itemstack.cloneItemStack();
+                         itemstack1.subtract(1);
                      } else {
--                        itemstack1 = TileEntityHopper.addItem(tileentitydispenser, iinventory, itemstack.cloneItemStack().cloneAndSubtract(1), enumdirection.opposite());
--                        if (itemstack1.isEmpty()) {
-+                        // CraftBukkit start - Fire event when pushing items into other inventories
-+                        CraftItemStack oitemstack = CraftItemStack.asCraftMirror(itemstack.cloneItemStack().cloneAndSubtract(1));
-+
-+                        org.bukkit.inventory.Inventory destinationInventory;
-+                        // Have to special case large chests as they work oddly
-+                        if (iinventory instanceof InventoryLargeChest) {
-+                            destinationInventory = new org.bukkit.craftbukkit.inventory.CraftInventoryDoubleChest((InventoryLargeChest) iinventory);
-+                        } else {
-+                            destinationInventory = iinventory.getOwner().getInventory();
-+                        }
-+
-+                        InventoryMoveItemEvent event = new InventoryMoveItemEvent(tileentitydispenser.getOwner().getInventory(), oitemstack.clone(), destinationInventory, true);
-+                        world.getServer().getPluginManager().callEvent(event);
-+                        if (event.isCancelled()) {
-+                            return;
-+                        }
-+                        itemstack1 = TileEntityHopper.addItem(tileentitydispenser, iinventory, CraftItemStack.asNMSCopy(event.getItem()), enumdirection.opposite());
-+                        if (event.getItem().equals(oitemstack) && itemstack1.isEmpty()) {
-+                            // CraftBukkit end
-                             itemstack1 = itemstack.cloneItemStack();
-                             itemstack1.subtract(1);
-                         } else {

paper-server/nms-patches/BlockEnderPortal.patch

@@ -1,22 +1,22 @@
 --- a/net/minecraft/server/BlockEnderPortal.java
 +++ b/net/minecraft/server/BlockEnderPortal.java
-@@ -4,6 +4,8 @@
+@@ -2,6 +2,8 @@
+ 
  import java.util.Random;
- import javax.annotation.Nullable;
  
 +import org.bukkit.event.entity.EntityPortalEnterEvent; // CraftBukkit
 +
  public class BlockEnderPortal extends BlockTileEntity {
  
-     protected static final AxisAlignedBB a = new AxisAlignedBB(0.0D, 0.0D, 0.0D, 1.0D, 0.75D, 1.0D);
-@@ -37,6 +39,10 @@
+     protected static final VoxelShape a = Block.a(0.0D, 0.0D, 0.0D, 16.0D, 12.0D, 16.0D);
+@@ -28,6 +30,10 @@
  
-     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, Entity entity) {
-         if (!world.isClientSide && !entity.isPassenger() && !entity.isVehicle() && entity.bf() && entity.getBoundingBox().c(iblockdata.e(world, blockposition).a(blockposition))) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Entity entity) {
+         if (!world.isClientSide && !entity.isPassenger() && !entity.isVehicle() && entity.bm() && VoxelShapes.c(VoxelShapes.a(entity.getBoundingBox().d((double) (-blockposition.getX()), (double) (-blockposition.getY()), (double) (-blockposition.getZ()))), iblockdata.g(world, blockposition), OperatorBoolean.AND)) {
 +            // CraftBukkit start - Entity in portal
 +            EntityPortalEnterEvent event = new EntityPortalEnterEvent(entity.getBukkitEntity(), new org.bukkit.Location(world.getWorld(), blockposition.getX(), blockposition.getY(), blockposition.getZ()));
 +            world.getServer().getPluginManager().callEvent(event);
 +            // CraftBukkit end
-             entity.b(1);
+             entity.d(1);
          }
  

paper-server/nms-patches/BlockFire.patch

@@ -1,39 +1,65 @@
 --- a/net/minecraft/server/BlockFire.java
 +++ b/net/minecraft/server/BlockFire.java
-@@ -5,6 +5,12 @@
- import java.util.Random;
+@@ -8,6 +8,16 @@
+ import java.util.function.Predicate;
  import javax.annotation.Nullable;
  
 +// CraftBukkit start
++
++import org.bukkit.Bukkit;
++import org.bukkit.craftbukkit.block.CraftBlockState;
 +import org.bukkit.craftbukkit.event.CraftEventFactory;
 +import org.bukkit.event.block.BlockBurnEvent;
++import org.bukkit.event.block.BlockFadeEvent;
 +import org.bukkit.event.block.BlockSpreadEvent;
 +// CraftBukkit end
 +
  public class BlockFire extends Block {
  
-     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 15);
-@@ -95,7 +101,7 @@
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
+     public static final BlockStateInteger AGE = BlockProperties.W;
+@@ -32,7 +42,20 @@
+     }
+ 
+     public IBlockData updateState(IBlockData iblockdata, EnumDirection enumdirection, IBlockData iblockdata1, GeneratorAccess generatoraccess, BlockPosition blockposition, BlockPosition blockposition1) {
+-        return this.canPlace(iblockdata, generatoraccess, blockposition) ? (IBlockData) this.a((IBlockAccess) generatoraccess, blockposition).set(BlockFire.AGE, iblockdata.get(BlockFire.AGE)) : Blocks.AIR.getBlockData();
++        // CraftBukkit start
++        if (!iblockdata.canPlace(generatoraccess, blockposition)) {
++            CraftBlockState blockState = CraftBlockState.getBlockState(generatoraccess, blockposition);
++            blockState.setData(Blocks.AIR.getBlockData());
++
++            BlockFadeEvent event = new BlockFadeEvent(blockState.getBlock(), blockState);
++            generatoraccess.getMinecraftWorld().getMinecraftServer().server.getPluginManager().callEvent(event);
++
++            if (!event.isCancelled()) {
++                return blockState.getHandle();
++            }
++        }
++        return this.a((IBlockAccess) generatoraccess, blockposition).set(BlockFire.AGE, iblockdata.get(BlockFire.AGE));
++        // CraftBukkit end
+     }
+ 
+     @Nullable
+@@ -82,7 +105,7 @@
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
          if (world.getGameRules().getBoolean("doFireTick")) {
-             if (!this.canPlace(world, blockposition)) {
+             if (!iblockdata.canPlace(world, blockposition)) {
 -                world.setAir(blockposition);
 +                fireExtinguished(world, blockposition); // CraftBukkit - invalid place location
              }
  
              Block block = world.getType(blockposition.down()).getBlock();
-@@ -108,7 +114,7 @@
+@@ -90,7 +113,7 @@
              int i = ((Integer) iblockdata.get(BlockFire.AGE)).intValue();
  
-             if (!flag && world.isRaining() && this.b(world, blockposition) && random.nextFloat() < 0.2F + (float) i * 0.03F) {
+             if (!flag && world.isRaining() && this.a(world, blockposition) && random.nextFloat() < 0.2F + (float) i * 0.03F) {
 -                world.setAir(blockposition);
 +                fireExtinguished(world, blockposition); // CraftBukkit - extinguished by rain
              } else {
-                 if (i < 15) {
-                     iblockdata = iblockdata.set(BlockFire.AGE, Integer.valueOf(i + random.nextInt(3) / 2));
-@@ -119,14 +125,14 @@
-                 if (!flag) {
-                     if (!this.c(world, blockposition)) {
+                 int j = Math.min(15, i + random.nextInt(3) / 2);
+ 
+@@ -103,14 +126,14 @@
+                     world.I().a(blockposition, this, this.a((IWorldReader) world) + random.nextInt(10));
+                     if (!this.d(world, blockposition)) {
                          if (!world.getType(blockposition.down()).q() || i > 3) {
 -                            world.setAir(blockposition);
 +                            fireExtinguished(world, blockposition); // CraftBukkit
@@ -42,68 +68,57 @@
                          return;
                      }
  
-                     if (!this.c((IBlockAccess) world, blockposition.down()) && i == 15 && random.nextInt(4) == 0) {
+                     if (i == 15 && random.nextInt(4) == 0 && !this.j(world.getType(blockposition.down()))) {
 -                        world.setAir(blockposition);
 +                        fireExtinguished(world, blockposition); // CraftBukkit
                          return;
                      }
                  }
-@@ -138,12 +144,14 @@
-                     b0 = -50;
-                 }
+@@ -118,12 +141,14 @@
+                 boolean flag1 = world.x(blockposition);
+                 int k = flag1 ? -50 : 0;
  
--                this.a(world, blockposition.east(), 300 + b0, random, i);
--                this.a(world, blockposition.west(), 300 + b0, random, i);
--                this.a(world, blockposition.down(), 250 + b0, random, i);
--                this.a(world, blockposition.up(), 250 + b0, random, i);
--                this.a(world, blockposition.north(), 300 + b0, random, i);
--                this.a(world, blockposition.south(), 300 + b0, random, i);
+-                this.a(world, blockposition.east(), 300 + k, random, i);
+-                this.a(world, blockposition.west(), 300 + k, random, i);
+-                this.a(world, blockposition.down(), 250 + k, random, i);
+-                this.a(world, blockposition.up(), 250 + k, random, i);
+-                this.a(world, blockposition.north(), 300 + k, random, i);
+-                this.a(world, blockposition.south(), 300 + k, random, i);
 +                // CraftBukkit start - add source blockposition to burn calls
-+                this.a(world, blockposition.east(), 300 + b0, random, i, blockposition);
-+                this.a(world, blockposition.west(), 300 + b0, random, i, blockposition);
-+                this.a(world, blockposition.down(), 250 + b0, random, i, blockposition);
-+                this.a(world, blockposition.up(), 250 + b0, random, i, blockposition);
-+                this.a(world, blockposition.north(), 300 + b0, random, i, blockposition);
-+                this.a(world, blockposition.south(), 300 + b0, random, i, blockposition);
++                this.a(world, blockposition.east(), 300 + k, random, i, blockposition);
++                this.a(world, blockposition.west(), 300 + k, random, i, blockposition);
++                this.a(world, blockposition.down(), 250 + k, random, i, blockposition);
++                this.a(world, blockposition.up(), 250 + k, random, i, blockposition);
++                this.a(world, blockposition.north(), 300 + k, random, i, blockposition);
++                this.a(world, blockposition.south(), 300 + k, random, i, blockposition);
 +                // CraftBukkit end
+                 BlockPosition.MutableBlockPosition blockposition_mutableblockposition = new BlockPosition.MutableBlockPosition();
  
-                 for (int j = -1; j <= 1; ++j) {
-                     for (int k = -1; k <= 1; ++k) {
-@@ -172,7 +180,26 @@
-                                             l1 = 15;
-                                         }
+                 for (int l = -1; l <= 1; ++l) {
+@@ -149,7 +174,15 @@
+                                     if (i2 > 0 && random.nextInt(k1) <= i2 && (!world.isRaining() || !this.a(world, (BlockPosition) blockposition_mutableblockposition))) {
+                                         int j2 = Math.min(15, i + random.nextInt(5) / 4);
  
--                                        world.setTypeAndData(blockposition1, iblockdata.set(BlockFire.AGE, Integer.valueOf(l1)), 3);
+-                                        world.setTypeAndData(blockposition_mutableblockposition, (IBlockData) this.a((IBlockAccess) world, (BlockPosition) blockposition_mutableblockposition).set(BlockFire.AGE, Integer.valueOf(j2)), 3);
 +                                        // CraftBukkit start - Call to stop spread of fire
-+                                        if (world.getType(blockposition1) != Blocks.FIRE) {
-+                                            if (CraftEventFactory.callBlockIgniteEvent(world, blockposition1.getX(), blockposition1.getY(), blockposition1.getZ(), blockposition.getX(), blockposition.getY(), blockposition.getZ()).isCancelled()) {
++                                        if (world.getType(blockposition_mutableblockposition) != Blocks.FIRE) {
++                                            if (CraftEventFactory.callBlockIgniteEvent(world, blockposition_mutableblockposition, blockposition).isCancelled()) {
 +                                                continue;
 +                                            }
 +
-+                                            org.bukkit.Server server = world.getServer();
-+                                            org.bukkit.World bworld = world.getWorld();
-+                                            org.bukkit.block.BlockState blockState = bworld.getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ()).getState();
-+                                            blockState.setTypeId(Block.getId(this));
-+                                            blockState.setData(new org.bukkit.material.MaterialData(Block.getId(this), (byte) l1));
-+
-+                                            BlockSpreadEvent spreadEvent = new BlockSpreadEvent(blockState.getBlock(), bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), blockState);
-+                                            server.getPluginManager().callEvent(spreadEvent);
-+
-+                                            if (!spreadEvent.isCancelled()) {
-+                                                blockState.update(true);
-+                                            }
++                                            CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition_mutableblockposition, (IBlockData) this.a((IBlockAccess) world, (BlockPosition) blockposition_mutableblockposition).set(BlockFire.AGE, Integer.valueOf(j2)), 3); // CraftBukkit
 +                                        }
 +                                        // CraftBukkit end
                                      }
                                  }
                              }
-@@ -204,12 +231,24 @@
-         return integer == null ? 0 : integer.intValue();
+@@ -173,12 +206,24 @@
+         return this.flameChances.getInt(block);
      }
  
 -    private void a(World world, BlockPosition blockposition, int i, Random random, int j) {
 +    private void a(World world, BlockPosition blockposition, int i, Random random, int j, BlockPosition sourceposition) { // CraftBukkit add sourceposition
-         int k = this.e(world.getType(blockposition).getBlock());
+         int k = this.f(world.getType(blockposition).getBlock());
  
          if (random.nextInt(i) < k) {
              IBlockData iblockdata = world.getType(blockposition);
@@ -121,34 +136,25 @@
 +            // CraftBukkit end
 +
              if (random.nextInt(j + 10) < 5 && !world.isRainingAt(blockposition)) {
-                 int l = j + random.nextInt(5) / 4;
+                 int l = Math.min(j + random.nextInt(5) / 4, 15);
  
-@@ -276,7 +315,7 @@
- 
-     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Block block, BlockPosition blockposition1) {
-         if (!world.getType(blockposition.down()).q() && !this.c(world, blockposition)) {
--            world.setAir(blockposition);
-+            fireExtinguished(world, blockposition); // CraftBukkit - fuel block gone
-         }
- 
-     }
-@@ -284,7 +323,7 @@
-     public void onPlace(World world, BlockPosition blockposition, IBlockData iblockdata) {
-         if (world.worldProvider.getDimensionManager().getDimensionID() > 0 || !Blocks.PORTAL.b(world, blockposition)) {
-             if (!world.getType(blockposition.down()).q() && !this.c(world, blockposition)) {
--                world.setAir(blockposition);
-+                fireExtinguished(world, blockposition); // CraftBukkit - fuel block broke
-             } else {
-                 world.a(blockposition, (Block) this, this.a(world) + world.random.nextInt(10));
-             }
-@@ -310,4 +349,12 @@
-     public EnumBlockFaceShape a(IBlockAccess iblockaccess, IBlockData iblockdata, BlockPosition blockposition, EnumDirection enumdirection) {
-         return EnumBlockFaceShape.UNDEFINED;
+@@ -241,7 +286,7 @@
+         if (iblockdata1.getBlock() != iblockdata.getBlock()) {
+             if (world.worldProvider.getDimensionManager().getDimensionID() > 0 || !((BlockPortal) Blocks.NETHER_PORTAL).a((GeneratorAccess) world, blockposition)) {
+                 if (!iblockdata.canPlace(world, blockposition)) {
+-                    world.setAir(blockposition);
++                    fireExtinguished(world, blockposition); // CraftBukkit - fuel block broke
+                 } else {
+                     world.I().a(blockposition, this, this.a((IWorldReader) world) + world.random.nextInt(10));
+                 }
+@@ -387,4 +432,12 @@
+         blockfire.a(Blocks.BLACK_CARPET, 60, 20);
+         blockfire.a(Blocks.DRIED_KELP_BLOCK, 30, 60);
      }
 +
 +    // CraftBukkit start
-+    private void fireExtinguished(World world, BlockPosition position) {
-+        if (!CraftEventFactory.callBlockFadeEvent(world.getWorld().getBlockAt(position.getX(), position.getY(), position.getZ()), Blocks.AIR).isCancelled()) {
++    private void fireExtinguished(GeneratorAccess world, BlockPosition position) {
++        if (!CraftEventFactory.callBlockFadeEvent(world, position, Blocks.AIR.getBlockData()).isCancelled()) {
 +            world.setAir(position);
 +        }
 +    }

paper-server/nms-patches/BlockFlowing.patch

@@ -1,66 +0,0 @@
---- a/net/minecraft/server/BlockFlowing.java
-+++ b/net/minecraft/server/BlockFlowing.java
-@@ -5,6 +5,11 @@
- import java.util.Random;
- import java.util.Set;
- 
-+// CraftBukkit start
-+import org.bukkit.block.BlockFace;
-+import org.bukkit.event.block.BlockFromToEvent;
-+// CraftBukkit end
-+
- public class BlockFlowing extends BlockFluids {
- 
-     int a;
-@@ -85,12 +90,25 @@
-             this.f(world, blockposition, iblockdata);
-         }
- 
-+        org.bukkit.block.Block source = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()); // CraftBukkit
-         IBlockData iblockdata2 = world.getType(blockposition.down());
- 
-         if (this.h(world, blockposition.down(), iblockdata2)) {
-+            // CraftBukkit start
-+            BlockFromToEvent event = new BlockFromToEvent(source, BlockFace.DOWN);
-+            world.getServer().getPluginManager().callEvent(event);
-+
-+            if (event.isCancelled()) {
-+                return;
-+            }
-+            // CraftBukkit end
-+
-             if (this.material == Material.LAVA && world.getType(blockposition.down()).getMaterial() == Material.WATER) {
--                world.setTypeUpdate(blockposition.down(), Blocks.STONE.getBlockData());
--                this.fizz(world, blockposition.down());
-+                // CraftBukkit start
-+                if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition.down(), Blocks.STONE.getBlockData(), null)) {
-+                    this.fizz(world, blockposition.down());
-+                }
-+                // CraftBukkit end
-                 return;
-             }
- 
-@@ -116,14 +134,21 @@
-             while (iterator1.hasNext()) {
-                 EnumDirection enumdirection1 = (EnumDirection) iterator1.next();
- 
--                this.flow(world, blockposition.shift(enumdirection1), world.getType(blockposition.shift(enumdirection1)), k);
-+                // CraftBukkit start
-+                BlockFromToEvent event = new BlockFromToEvent(source, org.bukkit.craftbukkit.block.CraftBlock.notchToBlockFace(enumdirection1));
-+                world.getServer().getPluginManager().callEvent(event);
-+
-+                if (!event.isCancelled()) {
-+                    this.flow(world, blockposition.shift(enumdirection1), world.getType(blockposition.shift(enumdirection1)), k);
-+                }
-+                // CraftBukkit end
-             }
-         }
- 
-     }
- 
-     private void flow(World world, BlockPosition blockposition, IBlockData iblockdata, int i) {
--        if (this.h(world, blockposition, iblockdata)) {
-+        if (world.isLoaded(blockposition) && this.h(world, blockposition, iblockdata)) { // CraftBukkit - add isLoaded check
-             if (iblockdata.getMaterial() != Material.AIR) {
-                 if (this.material == Material.LAVA) {
-                     this.fizz(world, blockposition);

paper-server/nms-patches/BlockFluids.patch

@@ -1,27 +1,41 @@
 --- a/net/minecraft/server/BlockFluids.java
 +++ b/net/minecraft/server/BlockFluids.java
-@@ -175,14 +175,20 @@
-                 Integer integer = (Integer) iblockdata.get(BlockFluids.LEVEL);
+@@ -46,10 +46,10 @@
+     public VoxelShape a(IBlockData iblockdata, IBlockAccess iblockaccess, BlockPosition blockposition) {
+         Fluid fluid = iblockaccess.b(blockposition.up());
  
-                 if (integer.intValue() == 0) {
+-        return fluid.c().a((FluidType) this.b) ? VoxelShapes.b() : (VoxelShape) this.c.computeIfAbsent(iblockdata, (iblockdata) -> {
+-            Fluid fluid = iblockdata.s();
++        return fluid.c().a((FluidType) this.b) ? VoxelShapes.b() : (VoxelShape) this.c.computeIfAbsent(iblockdata, (iblockdata1) -> { // CraftBukkit - decompile errors
++            Fluid fluid1 = iblockdata1.s();
+ 
+-            return VoxelShapes.a(0.0D, 0.0D, 0.0D, 1.0D, (double) fluid.f(), 1.0D);
++            return VoxelShapes.a(0.0D, 0.0D, 0.0D, 1.0D, (double) fluid1.f(), 1.0D);
+         });
+     }
+ 
+@@ -106,14 +106,20 @@
+                 Fluid fluid = world.b(blockposition);
+ 
+                 if (fluid.d()) {
 -                    world.setTypeUpdate(blockposition, Blocks.OBSIDIAN.getBlockData());
 -                    this.fizz(world, blockposition);
 +                    // CraftBukkit start
-+                    if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, Blocks.OBSIDIAN.getBlockData(), null)) {
++                    if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, Blocks.OBSIDIAN.getBlockData())) {
 +                        this.fizz(world, blockposition);
 +                    }
 +                    // CraftBukkit end
-                     return true;
+                     return false;
                  }
  
-                 if (integer.intValue() <= 4) {
+                 if (fluid.f() >= 0.44444445F) {
 -                    world.setTypeUpdate(blockposition, Blocks.COBBLESTONE.getBlockData());
 -                    this.fizz(world, blockposition);
 +                    // CraftBukkit start
-+                    if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, Blocks.COBBLESTONE.getBlockData(), null)) {
++                    if (org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockFormEvent(world, blockposition, Blocks.COBBLESTONE.getBlockData())) {
 +                        this.fizz(world, blockposition);
 +                    }
 +                    // CraftBukkit end
-                     return true;
+                     return false;
                  }
              }

paper-server/nms-patches/BlockGrass.patch

@@ -1,77 +1,11 @@
 --- a/net/minecraft/server/BlockGrass.java
 +++ b/net/minecraft/server/BlockGrass.java
-@@ -2,6 +2,14 @@
- 
- import java.util.Random;
- 
-+// CraftBukkit start
-+import org.bukkit.block.BlockState;
-+import org.bukkit.craftbukkit.event.CraftEventFactory;
-+import org.bukkit.craftbukkit.util.CraftMagicNumbers;
-+import org.bukkit.event.block.BlockSpreadEvent;
-+import org.bukkit.event.block.BlockFadeEvent;
-+// CraftBukkit end
-+
- public class BlockGrass extends Block implements IBlockFragilePlantElement {
- 
-     public static final BlockStateBoolean SNOWY = BlockStateBoolean.of("snowy");
-@@ -22,7 +30,19 @@
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
-         if (!world.isClientSide) {
-             if (world.getLightLevel(blockposition.up()) < 4 && world.getType(blockposition.up()).c() > 2) {
--                world.setTypeUpdate(blockposition, Blocks.DIRT.getBlockData());
-+                // CraftBukkit start
-+                // world.setTypeUpdate(blockposition, Blocks.DIRT.getBlockData());
-+                org.bukkit.World bworld = world.getWorld();
-+                BlockState blockState = bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()).getState();
-+                blockState.setType(CraftMagicNumbers.getMaterial(Blocks.DIRT));
-+
-+                BlockFadeEvent event = new BlockFadeEvent(blockState.getBlock(), blockState);
-+                world.getServer().getPluginManager().callEvent(event);
-+
-+                if (!event.isCancelled()) {
-+                    blockState.update(true);
-+                }
-+                // CraftBukkit end
-             } else {
-                 if (world.getLightLevel(blockposition.up()) >= 9) {
-                     for (int i = 0; i < 4; ++i) {
-@@ -36,7 +56,19 @@
-                         IBlockData iblockdata2 = world.getType(blockposition1);
- 
-                         if (iblockdata2.getBlock() == Blocks.DIRT && iblockdata2.get(BlockDirt.VARIANT) == BlockDirt.EnumDirtVariant.DIRT && world.getLightLevel(blockposition1.up()) >= 4 && iblockdata1.c() <= 2) {
--                            world.setTypeUpdate(blockposition1, Blocks.GRASS.getBlockData());
-+                            // CraftBukkit start
-+                            // world.setTypeUpdate(blockposition1, Blocks.GRASS.getBlockData());
-+                            org.bukkit.World bworld = world.getWorld();
-+                            BlockState blockState = bworld.getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ()).getState();
-+                            blockState.setType(CraftMagicNumbers.getMaterial(Blocks.GRASS));
-+
-+                            BlockSpreadEvent event = new BlockSpreadEvent(blockState.getBlock(), bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), blockState);
-+                            world.getServer().getPluginManager().callEvent(event);
-+
-+                            if (!event.isCancelled()) {
-+                                blockState.update(true);
-+                            }
-+                            // CraftBukkit end
+@@ -51,7 +51,7 @@
                          }
-                     }
-                 }
-@@ -79,13 +111,15 @@
-                         IBlockData iblockdata1 = blockflowers.getBlockData().set(blockflowers.g(), blockflowers_enumflowervarient);
  
-                         if (blockflowers.f(world, blockposition2, iblockdata1)) {
--                            world.setTypeAndData(blockposition2, iblockdata1, 3);
-+                            // world.setTypeAndData(blockposition2, iblockdata1, 3); // CraftBukkit
-+                            CraftEventFactory.handleBlockGrowEvent(world, blockposition2.getX(), blockposition2.getY(), blockposition2.getZ(), iblockdata1.getBlock(), iblockdata1.getBlock().toLegacyData(iblockdata1)); // CraftBukkit
-                         }
-                     } else {
-                         IBlockData iblockdata2 = Blocks.TALLGRASS.getBlockData().set(BlockLongGrass.TYPE, BlockLongGrass.EnumTallGrassType.GRASS);
- 
-                         if (Blocks.TALLGRASS.f(world, blockposition2, iblockdata2)) {
+                         if (iblockdata2.canPlace(world, blockposition2)) {
 -                            world.setTypeAndData(blockposition2, iblockdata2, 3);
-+                            // world.setTypeAndData(blockposition2, iblockdata2, 3); // CraftBukkit
-+                            CraftEventFactory.handleBlockGrowEvent(world, blockposition2.getX(), blockposition2.getY(), blockposition2.getZ(), iblockdata2.getBlock(), iblockdata2.getBlock().toLegacyData(iblockdata2)); // CraftBukkit
++                            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, blockposition2, iblockdata2, 3); // CraftBukkit
                          }
                      }
                  }

paper-server/nms-patches/BlockIce.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockIce.java
 +++ b/net/minecraft/server/BlockIce.java
-@@ -47,6 +47,11 @@
+@@ -52,6 +52,11 @@
      }
  
-     protected void b(World world, BlockPosition blockposition) {
+     protected void b(IBlockData iblockdata, World world, BlockPosition blockposition) {
 +        // CraftBukkit start
-+        if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), world.worldProvider.l() ? Blocks.AIR : Blocks.WATER).isCancelled()) {
++        if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, blockposition, world.worldProvider.isNether() ? Blocks.AIR.getBlockData() : Blocks.WATER.getBlockData()).isCancelled()) {
 +            return;
 +        }
 +        // CraftBukkit end
-         if (world.worldProvider.l()) {
+         if (world.worldProvider.isNether()) {
              world.setAir(blockposition);
          } else {

paper-server/nms-patches/BlockJukeBox.patch

@@ -1,14 +0,0 @@
---- a/net/minecraft/server/BlockJukeBox.java
-+++ b/net/minecraft/server/BlockJukeBox.java
-@@ -141,6 +141,11 @@
-         }
- 
-         public void setRecord(ItemStack itemstack) {
-+            // CraftBukkit start - There can only be one
-+            if (!itemstack.isEmpty()) {
-+                itemstack.setCount(1);
-+            }
-+            // CraftBukkit end
-             this.record = itemstack;
-             this.update();
-         }

paper-server/nms-patches/BlockLeaves.patch

@@ -1,26 +1,26 @@
 --- a/net/minecraft/server/BlockLeaves.java
 +++ b/net/minecraft/server/BlockLeaves.java
-@@ -2,6 +2,8 @@
- 
+@@ -3,6 +3,8 @@
  import java.util.Random;
+ import javax.annotation.Nullable;
  
 +import org.bukkit.event.block.LeavesDecayEvent; // CraftBukkit
 +
- public abstract class BlockLeaves extends Block {
+ public class BlockLeaves extends Block {
  
-     public static final BlockStateBoolean DECAYABLE = BlockStateBoolean.of("decayable");
-@@ -132,6 +134,14 @@
-     }
+     public static final BlockStateInteger DISTANCE = BlockProperties.aa;
+@@ -20,6 +22,14 @@
  
-     private void b(World world, BlockPosition blockposition) {
-+        // CraftBukkit start
-+        LeavesDecayEvent event = new LeavesDecayEvent(world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
-+        world.getServer().getPluginManager().callEvent(event);
+     public void b(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
+         if (!((Boolean) iblockdata.get(BlockLeaves.PERSISTENT)).booleanValue() && ((Integer) iblockdata.get(BlockLeaves.DISTANCE)).intValue() == 7) {
++            // CraftBukkit start
++            LeavesDecayEvent event = new LeavesDecayEvent(world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
++            world.getServer().getPluginManager().callEvent(event);
 +
-+        if (event.isCancelled() || world.getType(blockposition).getBlock() != this) {
-+            return;
-+        }
-+        // CraftBukkit end
-         this.b(world, blockposition, world.getType(blockposition), 0);
-         world.setAir(blockposition);
-     }
++            if (event.isCancelled() || world.getType(blockposition).getBlock() != this) {
++                return;
++            }
++            // CraftBukkit end
+             iblockdata.a(world, blockposition, 0);
+             world.setAir(blockposition);
+         }

paper-server/nms-patches/BlockLever.patch

@@ -1,16 +1,15 @@
 --- a/net/minecraft/server/BlockLever.java
 +++ b/net/minecraft/server/BlockLever.java
-@@ -3,6 +3,8 @@
- import java.util.Iterator;
- import javax.annotation.Nullable;
+@@ -1,5 +1,7 @@
+ package net.minecraft.server;
  
 +import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
 +
- public class BlockLever extends Block {
+ public class BlockLever extends BlockAttachable {
+ 
+     public static final BlockStateBoolean POWERED = BlockProperties.t;
+@@ -73,6 +75,20 @@
  
-     public static final BlockStateEnum<BlockLever.EnumLeverPosition> FACING = BlockStateEnum.of("facing", BlockLever.EnumLeverPosition.class);
-@@ -129,6 +131,20 @@
-         if (world.isClientSide) {
              return true;
          } else {
 +            // CraftBukkit start - Interact Lever
@@ -27,6 +26,6 @@
 +            }
 +            // CraftBukkit end
 +
-             iblockdata = iblockdata.a((IBlockState) BlockLever.POWERED);
              world.setTypeAndData(blockposition, iblockdata, 3);
-             float f3 = ((Boolean) iblockdata.get(BlockLever.POWERED)).booleanValue() ? 0.6F : 0.5F;
+             float f3 = flag ? 0.6F : 0.5F;
+ 

paper-server/nms-patches/BlockMagma.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/BlockMagma.java
 +++ b/net/minecraft/server/BlockMagma.java
-@@ -17,7 +17,9 @@
+@@ -10,7 +10,9 @@
  
      public void stepOn(World world, BlockPosition blockposition, Entity entity) {
          if (!entity.isFireProof() && entity instanceof EntityLiving && !EnchantmentManager.i((EntityLiving) entity)) {

paper-server/nms-patches/BlockMinecartDetector.patch

@@ -1,15 +1,15 @@
 --- a/net/minecraft/server/BlockMinecartDetector.java
 +++ b/net/minecraft/server/BlockMinecartDetector.java
 @@ -6,6 +6,8 @@
- import java.util.Random;
+ import java.util.function.Predicate;
  import javax.annotation.Nullable;
  
 +import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
 +
  public class BlockMinecartDetector extends BlockMinecartTrackAbstract {
  
-     public static final BlockStateEnum<BlockMinecartTrackAbstract.EnumTrackPosition> SHAPE = BlockStateEnum.a("shape", BlockMinecartTrackAbstract.EnumTrackPosition.class, new Predicate() {
-@@ -66,6 +68,17 @@
+     public static final BlockStateEnum<BlockPropertyTrackPosition> SHAPE = BlockProperties.R;
+@@ -55,6 +57,17 @@
              flag1 = true;
          }
  
@@ -25,5 +25,5 @@
 +        // CraftBukkit end
 +
          if (flag1 && !flag) {
-             world.setTypeAndData(blockposition, iblockdata.set(BlockMinecartDetector.POWERED, Boolean.valueOf(true)), 3);
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockMinecartDetector.POWERED, Boolean.valueOf(true)), 3);
              this.b(world, blockposition, iblockdata, true);

paper-server/nms-patches/BlockMobSpawner.patch

@@ -1,9 +1,9 @@
 --- a/net/minecraft/server/BlockMobSpawner.java
 +++ b/net/minecraft/server/BlockMobSpawner.java
-@@ -22,9 +22,19 @@
+@@ -16,9 +16,19 @@
  
-     public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
-         super.dropNaturally(world, blockposition, iblockdata, f, i);
+     public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {
+         super.dropNaturally(iblockdata, world, blockposition, f, i);
 +        /* CraftBukkit start - Delegate to getExpDrop
          int j = 15 + world.random.nextInt(15) + world.random.nextInt(15);
  
@@ -12,11 +12,11 @@
 +    }
 +
 +    @Override
-+    public int getExpDrop(World world, IBlockData iblockdata, int enchantmentLevel) {
++    public int getExpDrop(IBlockData iblockdata, World world, BlockPosition blockposition, int enchantmentLevel) {
 +        int j = 15 + world.random.nextInt(15) + world.random.nextInt(15);
 +
 +        return j;
 +        // CraftBukkit end
      }
  
-     public boolean b(IBlockData iblockdata) {
+     public EnumRenderType c(IBlockData iblockdata) {

paper-server/nms-patches/BlockMonsterEggs.patch

@@ -1,15 +1,15 @@
 --- a/net/minecraft/server/BlockMonsterEggs.java
 +++ b/net/minecraft/server/BlockMonsterEggs.java
-@@ -2,6 +2,8 @@
- 
+@@ -4,6 +4,8 @@
+ import java.util.Map;
  import java.util.Random;
  
 +import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason; // CraftBukkit
 +
  public class BlockMonsterEggs extends Block {
  
-     public static final BlockStateEnum<BlockMonsterEggs.EnumMonsterEggVarient> VARIANT = BlockStateEnum.of("variant", BlockMonsterEggs.EnumMonsterEggVarient.class);
-@@ -50,7 +52,7 @@
+     private final Block a;
+@@ -36,7 +38,7 @@
              EntitySilverfish entitysilverfish = new EntitySilverfish(world);
  
              entitysilverfish.setPositionRotation((double) blockposition.getX() + 0.5D, (double) blockposition.getY(), (double) blockposition.getZ() + 0.5D, 0.0F, 0.0F);

paper-server/nms-patches/BlockMushroom.patch

@@ -1,55 +1,41 @@
 --- a/net/minecraft/server/BlockMushroom.java
 +++ b/net/minecraft/server/BlockMushroom.java
-@@ -3,6 +3,12 @@
+@@ -3,6 +3,10 @@
  import java.util.Iterator;
  import java.util.Random;
  
 +// CraftBukkit start
 +import org.bukkit.TreeType;
-+import org.bukkit.block.BlockState;
-+import org.bukkit.event.block.BlockSpreadEvent;
 +// CraftBukkit end
 +
  public class BlockMushroom extends BlockPlant implements IBlockFragilePlantElement {
  
-     protected static final AxisAlignedBB a = new AxisAlignedBB(0.30000001192092896D, 0.0D, 0.30000001192092896D, 0.699999988079071D, 0.4000000059604645D, 0.699999988079071D);
-@@ -16,6 +22,7 @@
+     protected static final VoxelShape a = Block.a(5.0D, 0.0D, 5.0D, 11.0D, 6.0D, 11.0D);
+@@ -16,6 +20,7 @@
      }
  
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
 +        final int sourceX = blockposition.getX(), sourceY = blockposition.getY(), sourceZ = blockposition.getZ(); // CraftBukkit
          if (random.nextInt(25) == 0) {
              int i = 5;
              boolean flag = true;
-@@ -43,7 +50,19 @@
+@@ -43,7 +48,7 @@
              }
  
-             if (world.isEmpty(blockposition2) && this.f(world, blockposition2, this.getBlockData())) {
--                world.setTypeAndData(blockposition2, this.getBlockData(), 2);
-+                // CraftBukkit start
-+                // world.setTypeAndData(blockposition2, this.getBlockData(), 2);
-+                org.bukkit.World bworld = world.getWorld();
-+                BlockState blockState = bworld.getBlockAt(blockposition2.getX(), blockposition2.getY(), blockposition2.getZ()).getState();
-+                blockState.setType(org.bukkit.craftbukkit.util.CraftMagicNumbers.getMaterial(this)); // nms: this.id, 0, 2
-+
-+                BlockSpreadEvent event = new BlockSpreadEvent(blockState.getBlock(), bworld.getBlockAt(sourceX, sourceY, sourceZ), blockState);
-+                world.getServer().getPluginManager().callEvent(event);
-+
-+                if (!event.isCancelled()) {
-+                    blockState.update(true);
-+                }
-+                // CraftBukkit end
+             if (world.isEmpty(blockposition2) && iblockdata.canPlace(world, blockposition2)) {
+-                world.setTypeAndData(blockposition2, iblockdata, 2);
++                org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition2, iblockdata, 2); // CraftBukkit
              }
          }
  
-@@ -72,8 +91,10 @@
-         WorldGenHugeMushroom worldgenhugemushroom = null;
+@@ -66,8 +71,10 @@
+         WorldGenerator worldgenerator = null;
  
          if (this == Blocks.BROWN_MUSHROOM) {
 +            BlockSapling.treeType = TreeType.BROWN_MUSHROOM; // CraftBukkit
-             worldgenhugemushroom = new WorldGenHugeMushroom(Blocks.BROWN_MUSHROOM_BLOCK);
+             worldgenerator = WorldGenerator.U;
          } else if (this == Blocks.RED_MUSHROOM) {
 +            BlockSapling.treeType = TreeType.RED_MUSHROOM; // CraftBukkit
-             worldgenhugemushroom = new WorldGenHugeMushroom(Blocks.RED_MUSHROOM_BLOCK);
+             worldgenerator = WorldGenerator.T;
          }
  

paper-server/nms-patches/BlockMycel.patch

@@ -1,58 +0,0 @@
---- a/net/minecraft/server/BlockMycel.java
-+++ b/net/minecraft/server/BlockMycel.java
-@@ -2,6 +2,13 @@
- 
- import java.util.Random;
- 
-+// CraftBukkit start
-+import org.bukkit.block.BlockState;
-+import org.bukkit.craftbukkit.util.CraftMagicNumbers;
-+import org.bukkit.event.block.BlockFadeEvent;
-+import org.bukkit.event.block.BlockSpreadEvent;
-+// CraftBukkit end
-+
- public class BlockMycel extends Block {
- 
-     public static final BlockStateBoolean SNOWY = BlockStateBoolean.of("snowy");
-@@ -22,7 +29,19 @@
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
-         if (!world.isClientSide) {
-             if (world.getLightLevel(blockposition.up()) < 4 && world.getType(blockposition.up()).c() > 2) {
--                world.setTypeUpdate(blockposition, Blocks.DIRT.getBlockData().set(BlockDirt.VARIANT, BlockDirt.EnumDirtVariant.DIRT));
-+                // CraftBukkit start
-+                // world.setTypeUpdate(blockposition, Blocks.DIRT.getBlockData().set(BlockDirt.VARIANT, BlockDirt.EnumDirtVariant.DIRT));
-+                org.bukkit.World bworld = world.getWorld();
-+                BlockState blockState = bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()).getState();
-+                blockState.setType(CraftMagicNumbers.getMaterial(Blocks.DIRT));
-+
-+                BlockFadeEvent event = new BlockFadeEvent(blockState.getBlock(), blockState);
-+                world.getServer().getPluginManager().callEvent(event);
-+
-+                if (!event.isCancelled()) {
-+                    blockState.update(true);
-+                }
-+                // CraftBukkit end
-             } else {
-                 if (world.getLightLevel(blockposition.up()) >= 9) {
-                     for (int i = 0; i < 4; ++i) {
-@@ -31,7 +50,19 @@
-                         IBlockData iblockdata2 = world.getType(blockposition1.up());
- 
-                         if (iblockdata1.getBlock() == Blocks.DIRT && iblockdata1.get(BlockDirt.VARIANT) == BlockDirt.EnumDirtVariant.DIRT && world.getLightLevel(blockposition1.up()) >= 4 && iblockdata2.c() <= 2) {
--                            world.setTypeUpdate(blockposition1, this.getBlockData());
-+                            // CraftBukkit start
-+                            // world.setTypeUpdate(blockposition1, this.getBlockData());
-+                            org.bukkit.World bworld = world.getWorld();
-+                            BlockState blockState = bworld.getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ()).getState();
-+                            blockState.setType(CraftMagicNumbers.getMaterial(this));
-+
-+                            BlockSpreadEvent event = new BlockSpreadEvent(blockState.getBlock(), bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), blockState);
-+                            world.getServer().getPluginManager().callEvent(event);
-+
-+                            if (!event.isCancelled()) {
-+                                blockState.update(true);
-+                            }
-+                            // CraftBukkit end
-                         }
-                     }
-                 }

paper-server/nms-patches/BlockNetherWart.patch

@@ -1,12 +1,11 @@
 --- a/net/minecraft/server/BlockNetherWart.java
 +++ b/net/minecraft/server/BlockNetherWart.java
-@@ -31,7 +31,8 @@
+@@ -25,7 +25,7 @@
  
          if (i < 3 && random.nextInt(10) == 0) {
-             iblockdata = iblockdata.set(BlockNetherWart.AGE, Integer.valueOf(i + 1));
+             iblockdata = (IBlockData) iblockdata.set(BlockNetherWart.AGE, Integer.valueOf(i + 1));
 -            world.setTypeAndData(blockposition, iblockdata, 2);
-+            // world.setTypeAndData(blockposition, iblockdata, 2); // CraftBukkit
-+            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, toLegacyData(iblockdata)); // CraftBukkit
++            org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, blockposition, iblockdata, 2); // CraftBukkit
          }
  
-         super.b(world, blockposition, iblockdata, random);
+         super.a(iblockdata, world, blockposition, random);

paper-server/nms-patches/BlockNote.patch

@@ -0,0 +1,46 @@
+--- a/net/minecraft/server/BlockNote.java
++++ b/net/minecraft/server/BlockNote.java
+@@ -24,7 +24,7 @@
+ 
+         if (flag != ((Boolean) iblockdata.get(BlockNote.POWERED)).booleanValue()) {
+             if (flag) {
+-                this.play(world, blockposition);
++                this.play(world, blockposition, iblockdata); // CraftBukkit
+             }
+ 
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockNote.POWERED, Boolean.valueOf(flag)), 3);
+@@ -32,9 +32,14 @@
+ 
+     }
+ 
+-    private void play(World world, BlockPosition blockposition) {
++    private void play(World world, BlockPosition blockposition, IBlockData data) { // CraftBukkit
+         if (world.getType(blockposition.up()).isAir()) {
+-            world.playBlockAction(blockposition, this, 0, 0);
++            // CraftBukkit start
++            org.bukkit.event.block.NotePlayEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callNotePlayEvent(world, blockposition, data.get(BlockNote.INSTRUMENT), data.get(BlockNote.NOTE));
++            if (!event.isCancelled()) {
++                world.playBlockAction(blockposition, this, 0, 0);
++            }
++            // CraftBukkit end
+         }
+ 
+     }
+@@ -45,7 +50,7 @@
+         } else {
+             iblockdata = (IBlockData) iblockdata.a((IBlockState) BlockNote.NOTE);
+             world.setTypeAndData(blockposition, iblockdata, 3);
+-            this.play(world, blockposition);
++            this.play(world, blockposition, iblockdata); // CraftBukkit
+             entityhuman.a(StatisticList.TUNE_NOTEBLOCK);
+             return true;
+         }
+@@ -53,7 +58,7 @@
+ 
+     public void attack(IBlockData iblockdata, World world, BlockPosition blockposition, EntityHuman entityhuman) {
+         if (!world.isClientSide) {
+-            this.play(world, blockposition);
++            this.play(world, blockposition, iblockdata); // CraftBukkit
+             entityhuman.a(StatisticList.PLAY_NOTEBLOCK);
+         }
+     }

paper-server/nms-patches/BlockOre.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockOre.java
 +++ b/net/minecraft/server/BlockOre.java
-@@ -37,6 +37,7 @@
+@@ -32,6 +32,7 @@
  
-     public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
-         super.dropNaturally(world, blockposition, iblockdata, f, i);
+     public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {
+         super.dropNaturally(iblockdata, world, blockposition, f, i);
 +        /* CraftBukkit start - Delegated to getExpDrop
-         if (this.getDropType(iblockdata, world.random, i) != Item.getItemOf(this)) {
+         if (this.getDropType(iblockdata, world, blockposition, i) != this) {
              int j = 0;
  
-@@ -54,9 +55,34 @@
+@@ -49,9 +50,34 @@
  
              this.dropExperience(world, blockposition, j);
          }
@@ -17,8 +17,8 @@
      }
  
 +    @Override
-+    public int getExpDrop(World world, IBlockData iblockdata, int i) {
-+        if (this.getDropType(iblockdata, world.random, i) != Item.getItemOf(this)) {
++    public int getExpDrop(IBlockData iblockdata, World world, BlockPosition blockposition, int enchantmentLevel) {
++        if (this.getDropType(iblockdata, world, blockposition, enchantmentLevel) != this) {
 +            int j = 0;
 +
 +            if (this == Blocks.COAL_ORE) {
@@ -29,7 +29,7 @@
 +                j = MathHelper.nextInt(world.random, 3, 7);
 +            } else if (this == Blocks.LAPIS_ORE) {
 +                j = MathHelper.nextInt(world.random, 2, 5);
-+            } else if (this == Blocks.QUARTZ_ORE) {
++            } else if (this == Blocks.NETHER_QUARTZ_ORE) {
 +                j = MathHelper.nextInt(world.random, 2, 5);
 +            }
 +
@@ -40,6 +40,6 @@
 +        // CraftBukkit end
 +    }
 +
-     public ItemStack a(World world, BlockPosition blockposition, IBlockData iblockdata) {
+     public ItemStack a(IBlockAccess iblockaccess, BlockPosition blockposition, IBlockData iblockdata) {
          return new ItemStack(this);
      }

paper-server/nms-patches/BlockPiston.patch

@@ -1,8 +1,8 @@
 --- a/net/minecraft/server/BlockPiston.java
 +++ b/net/minecraft/server/BlockPiston.java
-@@ -5,6 +5,18 @@
+@@ -7,6 +7,18 @@
+ import java.util.Iterator;
  import java.util.List;
- import javax.annotation.Nullable;
  
 +// CraftBukkit start
 +import java.util.AbstractList;
@@ -18,39 +18,30 @@
 +
  public class BlockPiston extends BlockDirectional {
  
-     public static final BlockStateBoolean EXTENDED = BlockStateBoolean.of("extended");
-@@ -103,6 +115,18 @@
-                 world.playBlockAction(blockposition, this, 0, enumdirection.a());
-             }
-         } else if (!flag && ((Boolean) iblockdata.get(BlockPiston.EXTENDED)).booleanValue()) {
-+            // CraftBukkit start
-+            if (!this.sticky) {
-+                org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                BlockPistonRetractEvent event = new BlockPistonRetractEvent(block, ImmutableList.<org.bukkit.block.Block>of(), CraftBlock.notchToBlockFace(enumdirection));
-+                world.getServer().getPluginManager().callEvent(event);
-+
-+                if (event.isCancelled()) {
-+                    return;
-+                }
-+            }
-+            // PAIL: checkME - what happened to setTypeAndData?
-+            // CraftBukkit end
-             world.playBlockAction(blockposition, this, 1, enumdirection.a());
-         }
- 
-@@ -193,7 +217,7 @@
+     public static final BlockStateBoolean EXTENDED = BlockProperties.f;
+@@ -109,6 +121,18 @@
+                         b0 = 2;
                      }
                  }
++                // CraftBukkit start
++                if (!this.sticky) {
++                    org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
++                    BlockPistonRetractEvent event = new BlockPistonRetractEvent(block, ImmutableList.<org.bukkit.block.Block>of(), CraftBlock.notchToBlockFace(enumdirection));
++                    world.getServer().getPluginManager().callEvent(event);
++
++                    if (event.isCancelled()) {
++                        return;
++                    }
++                }
++                // PAIL: checkME - what happened to setTypeAndData?
++                // CraftBukkit end
+             }
  
--                if (!flag1 && iblockdata1.getMaterial() != Material.AIR && a(iblockdata1, world, blockposition1, enumdirection.opposite(), false, enumdirection) && (iblockdata1.o() == EnumPistonReaction.NORMAL || block == Blocks.PISTON || block == Blocks.STICKY_PISTON)) {
-+                if (!flag1 && a(iblockdata1, world, blockposition1, enumdirection.opposite(), false, enumdirection) && (iblockdata1.o() == EnumPistonReaction.NORMAL || block == Blocks.PISTON || block == Blocks.STICKY_PISTON)) { // CraftBukkit - remove 'block.getMaterial() != Material.AIR' condition
-                     this.a(world, blockposition, enumdirection, false);
-                 }
-             } else {
-@@ -277,6 +301,48 @@
-             int j = list.size() + list1.size();
+             world.playBlockAction(blockposition, this, b0, enumdirection.a());
+@@ -271,6 +295,48 @@
              IBlockData[] aiblockdata = new IBlockData[j];
              EnumDirection enumdirection1 = flag ? enumdirection : enumdirection.opposite();
+             HashSet hashset = Sets.newHashSet(list);
 +            // CraftBukkit start
 +            final org.bukkit.block.Block bblock = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
 +

paper-server/nms-patches/BlockPlant.patch

@@ -1,14 +1,18 @@
 --- a/net/minecraft/server/BlockPlant.java
 +++ b/net/minecraft/server/BlockPlant.java
-@@ -40,6 +40,11 @@
+@@ -13,7 +13,14 @@
+     }
  
-     protected void e(World world, BlockPosition blockposition, IBlockData iblockdata) {
-         if (!this.f(world, blockposition, iblockdata)) {
-+            // CraftBukkit start
-+            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) {
-+                return;
+     public IBlockData updateState(IBlockData iblockdata, EnumDirection enumdirection, IBlockData iblockdata1, GeneratorAccess generatoraccess, BlockPosition blockposition, BlockPosition blockposition1) {
+-        return !iblockdata.canPlace(generatoraccess, blockposition) ? Blocks.AIR.getBlockData() : super.updateState(iblockdata, enumdirection, iblockdata1, generatoraccess, blockposition, blockposition1);
++        // CraftBukkit start
++        if (!iblockdata.canPlace(generatoraccess, blockposition)) {
++            if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(generatoraccess, blockposition).isCancelled()) {
++                return Blocks.AIR.getBlockData();
 +            }
-+            // CraftBukkit end
-             this.b(world, blockposition, iblockdata, 0);
-             world.setTypeAndData(blockposition, Blocks.AIR.getBlockData(), 3);
-         }
++        }
++        return super.updateState(iblockdata, enumdirection, iblockdata1, generatoraccess, blockposition, blockposition1);
++        // CraftBukkit end
+     }
+ 
+     public boolean canPlace(IBlockData iblockdata, IWorldReader iworldreader, BlockPosition blockposition) {

paper-server/nms-patches/BlockPortal.patch

@@ -1,50 +1,45 @@
 --- a/net/minecraft/server/BlockPortal.java
 +++ b/net/minecraft/server/BlockPortal.java
-@@ -4,6 +4,9 @@
+@@ -4,6 +4,12 @@
  import java.util.Random;
  import javax.annotation.Nullable;
  
-+import org.bukkit.event.entity.EntityPortalEnterEvent; // CraftBukkit
-+import org.bukkit.event.world.PortalCreateEvent; // CraftBukkit
++// CraftBukkit start
++import org.bukkit.craftbukkit.block.CraftBlock;
++import org.bukkit.event.entity.EntityPortalEnterEvent;
++import org.bukkit.event.world.PortalCreateEvent;
++// CraftBukkit end
 +
- public class BlockPortal extends BlockHalfTransparent {
+ public class BlockPortal extends Block {
  
-     public static final BlockStateEnum<EnumDirection.EnumAxis> AXIS = BlockStateEnum.of("axis", EnumDirection.EnumAxis.class, new EnumDirection.EnumAxis[] { EnumDirection.EnumAxis.X, EnumDirection.EnumAxis.Z});
-@@ -43,7 +46,8 @@
+     public static final BlockStateEnum<EnumDirection.EnumAxis> AXIS = BlockProperties.y;
+@@ -37,7 +43,8 @@
              }
  
-             if (i > 0 && !world.getType(blockposition1.up()).l()) {
--                Entity entity = ItemMonsterEgg.a(world, EntityTypes.getName(EntityPigZombie.class), (double) blockposition1.getX() + 0.5D, (double) blockposition1.getY() + 1.1D, (double) blockposition1.getZ() + 0.5D);
+             if (i > 0 && !world.getType(blockposition1.up()).isOccluding()) {
+-                Entity entity = EntityTypes.ZOMBIE_PIGMAN.a(world, (NBTTagCompound) null, (IChatBaseComponent) null, (EntityHuman) null, blockposition1.up(), false, false);
 +                // CraftBukkit - set spawn reason to NETHER_PORTAL
-+                Entity entity = ItemMonsterEgg.spawnCreature(world, EntityTypes.getName(EntityPigZombie.class), (double) blockposition1.getX() + 0.5D, (double) blockposition1.getY() + 1.1D, (double) blockposition1.getZ() + 0.5D, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.NETHER_PORTAL);
++                Entity entity = EntityTypes.ZOMBIE_PIGMAN.spawnCreature(world, (NBTTagCompound) null, (IChatBaseComponent) null, (EntityHuman) null, blockposition1.up(), false, false, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.NETHER_PORTAL);
  
                  if (entity != null) {
-                     entity.portalCooldown = entity.aM();
-@@ -70,14 +74,16 @@
-         BlockPortal.Shape blockportal_shape = new BlockPortal.Shape(world, blockposition, EnumDirection.EnumAxis.X);
+                     entity.portalCooldown = entity.aQ();
+@@ -55,8 +62,10 @@
+         BlockPortal.Shape blockportal_shape = this.b(generatoraccess, blockposition);
  
-         if (blockportal_shape.d() && blockportal_shape.e == 0) {
+         if (blockportal_shape != null) {
 -            blockportal_shape.createPortal();
 -            return true;
 +            // CraftBukkit start - return portalcreator
 +            return blockportal_shape.createPortal();
 +            // return true;
++            // CraftBukkit end
          } else {
-             BlockPortal.Shape blockportal_shape1 = new BlockPortal.Shape(world, blockposition, EnumDirection.EnumAxis.Z);
+             return false;
+         }
+@@ -93,6 +102,10 @@
  
-             if (blockportal_shape1.d() && blockportal_shape1.e == 0) {
--                blockportal_shape1.createPortal();
--                return true;
-+                return blockportal_shape1.createPortal();
-+                // return true;
-+                // CraftBukkit end
-             } else {
-                 return false;
-             }
-@@ -108,6 +114,10 @@
- 
-     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, Entity entity) {
-         if (!entity.isPassenger() && !entity.isVehicle() && entity.bf()) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Entity entity) {
+         if (!entity.isPassenger() && !entity.isVehicle() && entity.bm()) {
 +            // CraftBukkit start - Entity in portal
 +            EntityPortalEnterEvent event = new EntityPortalEnterEvent(entity.getBukkitEntity(), new org.bukkit.Location(world.getWorld(), blockposition.getX(), blockposition.getY(), blockposition.getZ()));
 +            world.getServer().getPluginManager().callEvent(event);
@@ -52,33 +47,32 @@
              entity.e(blockposition);
          }
  
-@@ -216,6 +226,7 @@
+@@ -193,6 +206,7 @@
          private BlockPosition position;
          private int height;
          private int width;
 +        java.util.Collection<org.bukkit.block.Block> blocks = new java.util.HashSet<org.bukkit.block.Block>(); // CraftBukkit - add field
  
-         public Shape(World world, BlockPosition blockposition, EnumDirection.EnumAxis enumdirection_enumaxis) {
-             this.a = world;
-@@ -274,6 +285,10 @@
+         public Shape(GeneratorAccess generatoraccess, BlockPosition blockposition, EnumDirection.EnumAxis enumdirection_enumaxis) {
+             this.a = generatoraccess;
+@@ -251,6 +265,9 @@
          }
  
          protected int c() {
 +            // CraftBukkit start
 +            this.blocks.clear();
-+            org.bukkit.World bworld = this.a.getWorld();
 +            // CraftBukkit end
              int i;
  
              label56:
-@@ -294,11 +309,21 @@
+@@ -273,11 +290,21 @@
                          block = this.a.getType(blockposition.shift(this.d)).getBlock();
                          if (block != Blocks.OBSIDIAN) {
                              break label56;
 +                            // CraftBukkit start - add the block to our list
 +                        } else {
 +                            BlockPosition pos = blockposition.shift(this.d);
-+                            blocks.add(bworld.getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
++                            blocks.add(CraftBlock.at(this.a, pos));
 +                            // CraftBukkit end
                          }
                      } else if (i == this.width - 1) {
@@ -88,31 +82,31 @@
 +                            // CraftBukkit start - add the block to our list
 +                        } else {
 +                            BlockPosition pos = blockposition.shift(this.c);
-+                            blocks.add(bworld.getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
++                            blocks.add(CraftBlock.at(this.a, pos));
 +                            // CraftBukkit end
                          }
                      }
                  }
-@@ -308,6 +333,11 @@
+@@ -287,6 +314,11 @@
                  if (this.a.getType(this.position.shift(this.c, i).up(this.height)).getBlock() != Blocks.OBSIDIAN) {
                      this.height = 0;
                      break;
 +                    // CraftBukkit start - add the block to our list
 +                } else {
 +                    BlockPosition pos = this.position.shift(this.c, i).up(this.height);
-+                    blocks.add(bworld.getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
++                    blocks.add(CraftBlock.at(this.a, pos));
 +                    // CraftBukkit end
                  }
              }
  
-@@ -329,7 +359,27 @@
+@@ -310,7 +342,27 @@
              return this.position != null && this.width >= 2 && this.width <= 21 && this.height >= 3 && this.height <= 21;
          }
  
 -        public void createPortal() {
 +        // CraftBukkit start - return boolean
 +        public boolean createPortal() {
-+            org.bukkit.World bworld = this.a.getWorld();
++            org.bukkit.World bworld = this.a.getMinecraftWorld().getWorld();
 +
 +            // Copy below for loop
 +            for (int i = 0; i < this.width; ++i) {
@@ -125,7 +119,7 @@
 +            }
 +
 +            PortalCreateEvent event = new PortalCreateEvent(blocks, bworld, PortalCreateEvent.CreateReason.FIRE);
-+            this.a.getServer().getPluginManager().callEvent(event);
++            this.a.getMinecraftWorld().getMinecraftServer().server.getPluginManager().callEvent(event);
 +
 +            if (event.isCancelled()) {
 +                return false;
@@ -134,11 +128,11 @@
              for (int i = 0; i < this.width; ++i) {
                  BlockPosition blockposition = this.position.shift(this.c, i);
  
-@@ -338,6 +388,7 @@
+@@ -319,6 +371,7 @@
                  }
              }
  
 +            return true; // CraftBukkit
          }
-     }
- }
+ 
+         private boolean g() {

paper-server/nms-patches/BlockPoweredRail.patch

@@ -1,25 +1,24 @@
 --- a/net/minecraft/server/BlockPoweredRail.java
 +++ b/net/minecraft/server/BlockPoweredRail.java
-@@ -3,6 +3,8 @@
- import com.google.common.base.Predicate;
- import javax.annotation.Nullable;
+@@ -1,5 +1,7 @@
+ package net.minecraft.server;
  
 +import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
 +
  public class BlockPoweredRail extends BlockMinecartTrackAbstract {
  
-     public static final BlockStateEnum<BlockMinecartTrackAbstract.EnumTrackPosition> SHAPE = BlockStateEnum.a("shape", BlockMinecartTrackAbstract.EnumTrackPosition.class, new Predicate() {
-@@ -117,6 +119,13 @@
+     public static final BlockStateEnum<BlockPropertyTrackPosition> SHAPE = BlockProperties.R;
+@@ -106,6 +108,13 @@
          boolean flag1 = world.isBlockIndirectlyPowered(blockposition) || this.a(world, blockposition, iblockdata, true, 0) || this.a(world, blockposition, iblockdata, false, 0);
  
          if (flag1 != flag) {
 +            // CraftBukkit start
-+            int power = (Boolean)iblockdata.get(POWERED) ? 15 : 0;
-+            int newPower = CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), power, 15 - power).getNewCurrent();
++            int power = flag ? 15 : 0;
++            int newPower = CraftEventFactory.callRedstoneChange(world, blockposition, power, 15 - power).getNewCurrent();
 +            if (newPower == power) {
 +                return;
 +            }
 +            // CraftBukkit end
-             world.setTypeAndData(blockposition, iblockdata.set(BlockPoweredRail.POWERED, Boolean.valueOf(flag1)), 3);
-             world.applyPhysics(blockposition.down(), this, false);
-             if (((BlockMinecartTrackAbstract.EnumTrackPosition) iblockdata.get(BlockPoweredRail.SHAPE)).c()) {
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockPoweredRail.POWERED, Boolean.valueOf(flag1)), 3);
+             world.applyPhysics(blockposition.down(), this);
+             if (((BlockPropertyTrackPosition) iblockdata.get(BlockPoweredRail.SHAPE)).c()) {

paper-server/nms-patches/BlockPressurePlateAbstract.patch

@@ -1,15 +1,15 @@
 --- a/net/minecraft/server/BlockPressurePlateAbstract.java
 +++ b/net/minecraft/server/BlockPressurePlateAbstract.java
-@@ -3,6 +3,8 @@
+@@ -2,6 +2,8 @@
+ 
  import java.util.Random;
- import javax.annotation.Nullable;
  
 +import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
 +
  public abstract class BlockPressurePlateAbstract extends Block {
  
-     protected static final AxisAlignedBB a = new AxisAlignedBB(0.0625D, 0.0D, 0.0625D, 0.9375D, 0.03125D, 0.9375D);
-@@ -95,6 +97,19 @@
+     protected static final VoxelShape a = Block.a(1.0D, 0.0D, 1.0D, 15.0D, 0.5D, 15.0D);
+@@ -65,6 +67,19 @@
          boolean flag = i > 0;
          boolean flag1 = j > 0;
  

paper-server/nms-patches/BlockPressurePlateBinary.patch

@@ -8,7 +8,7 @@
 +
  public class BlockPressurePlateBinary extends BlockPressurePlateAbstract {
  
-     public static final BlockStateBoolean POWERED = BlockStateBoolean.of("powered");
+     public static final BlockStateBoolean POWERED = BlockProperties.t;
 @@ -63,6 +65,26 @@
              while (iterator.hasNext()) {
                  Entity entity = (Entity) iterator.next();

paper-server/nms-patches/BlockPressurePlateWeighted.patch

@@ -7,11 +7,11 @@
 +
  public class BlockPressurePlateWeighted extends BlockPressurePlateAbstract {
  
-     public static final BlockStateInteger POWER = BlockStateInteger.of("power", 0, 15);
-@@ -16,7 +18,31 @@
+     public static final BlockStateInteger POWER = BlockProperties.ak;
+@@ -12,7 +14,31 @@
      }
  
-     protected int e(World world, BlockPosition blockposition) {
+     protected int b(World world, BlockPosition blockposition) {
 -        int i = Math.min(world.a(Entity.class, BlockPressurePlateWeighted.c.a(blockposition)).size(), this.weight);
 +        // CraftBukkit start
 +        // int i = Math.min(world.a(Entity.class, BlockPressurePlateWeighted.c.a(blockposition)).size(), this.weight);

paper-server/nms-patches/BlockPumpkin.patch

@@ -1,81 +0,0 @@
---- a/net/minecraft/server/BlockPumpkin.java
-+++ b/net/minecraft/server/BlockPumpkin.java
-@@ -4,6 +4,12 @@
- import java.util.Iterator;
- import javax.annotation.Nullable;
- 
-+// CraftBukkit start
-+import org.bukkit.craftbukkit.util.BlockStateListPopulator;
-+import org.bukkit.event.block.BlockRedstoneEvent;
-+import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
-+// CraftBukkit end
-+
- public class BlockPumpkin extends BlockFacingHorizontal {
- 
-     private ShapeDetector snowGolemPart;
-@@ -43,18 +49,25 @@
-         EntityPlayer entityplayer;
-         int j;
- 
-+        BlockStateListPopulator blockList = new BlockStateListPopulator(world.getWorld()); // CraftBukkit - Use BlockStateListPopulator
-         if (shapedetector_shapedetectorcollection != null) {
-             for (i = 0; i < this.getDetectorSnowGolem().b(); ++i) {
-                 ShapeDetectorBlock shapedetectorblock = shapedetector_shapedetectorcollection.a(0, i, 0);
- 
--                world.setTypeAndData(shapedetectorblock.getPosition(), Blocks.AIR.getBlockData(), 2);
-+                // CraftBukkit start
-+                // world.setTypeAndData(shapedetectorblock.d(), Blocks.AIR.getBlockData(), 2);
-+                BlockPosition pos = shapedetectorblock.getPosition();
-+                blockList.setTypeId(pos.getX(), pos.getY(), pos.getZ(), 0);
-+                // CraftBukkit end
-             }
- 
-             EntitySnowman entitysnowman = new EntitySnowman(world);
-             BlockPosition blockposition1 = shapedetector_shapedetectorcollection.a(0, 2, 0).getPosition();
- 
-             entitysnowman.setPositionRotation((double) blockposition1.getX() + 0.5D, (double) blockposition1.getY() + 0.05D, (double) blockposition1.getZ() + 0.5D, 0.0F, 0.0F);
--            world.addEntity(entitysnowman);
-+            // CraftBukkit start
-+            if (world.addEntity(entitysnowman, SpawnReason.BUILD_SNOWMAN)) {
-+                blockList.updateList();
-             iterator = world.a(EntityPlayer.class, entitysnowman.getBoundingBox().g(5.0D)).iterator();
- 
-             while (iterator.hasNext()) {
-@@ -71,12 +84,17 @@
- 
-                 world.update(shapedetectorblock1.getPosition(), Blocks.AIR, false);
-             }
-+            } // CraftBukkit end
-         } else {
-             shapedetector_shapedetectorcollection = this.getDetectorIronGolem().a(world, blockposition);
-             if (shapedetector_shapedetectorcollection != null) {
-                 for (i = 0; i < this.getDetectorIronGolem().c(); ++i) {
-                     for (int k = 0; k < this.getDetectorIronGolem().b(); ++k) {
--                        world.setTypeAndData(shapedetector_shapedetectorcollection.a(i, k, 0).getPosition(), Blocks.AIR.getBlockData(), 2);
-+                        // CraftBukkit start
-+                        // world.setTypeAndData(shapedetector_shapedetectorcollection.a(i, k, 0).getPosition(), Blocks.AIR.getBlockData(), 2);
-+                        BlockPosition pos = shapedetector_shapedetectorcollection.a(i, k, 0).getPosition();
-+                        blockList.setTypeId(pos.getX(), pos.getY(), pos.getZ(), 0);
-+                        // CraftBukkit end
-                     }
-                 }
- 
-@@ -85,7 +103,9 @@
- 
-                 entityirongolem.setPlayerCreated(true);
-                 entityirongolem.setPositionRotation((double) blockposition2.getX() + 0.5D, (double) blockposition2.getY() + 0.05D, (double) blockposition2.getZ() + 0.5D, 0.0F, 0.0F);
--                world.addEntity(entityirongolem);
-+            // CraftBukkit start
-+            if (world.addEntity(entityirongolem, SpawnReason.BUILD_IRONGOLEM)) {
-+                blockList.updateList();
-                 iterator = world.a(EntityPlayer.class, entityirongolem.getBoundingBox().g(5.0D)).iterator();
- 
-                 while (iterator.hasNext()) {
-@@ -105,6 +125,7 @@
-                     }
-                 }
-             }
-+            } // CraftBukkit end
-         }
- 
-     }

paper-server/nms-patches/BlockPumpkinCarved.patch

@@ -0,0 +1,65 @@
+--- a/net/minecraft/server/BlockPumpkinCarved.java
++++ b/net/minecraft/server/BlockPumpkinCarved.java
+@@ -3,6 +3,12 @@
+ import java.util.Iterator;
+ import java.util.function.Predicate;
+ 
++// CraftBukkit start
++import org.bukkit.craftbukkit.util.BlockStateListPopulator;
++import org.bukkit.event.block.BlockRedstoneEvent;
++import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
++// CraftBukkit end
++
+ public class BlockPumpkinCarved extends BlockFacingHorizontal {
+ 
+     public static final BlockStateDirection a = BlockFacingHorizontal.FACING;
+@@ -38,18 +44,24 @@
+         int j;
+         int k;
+ 
++        BlockStateListPopulator blockList = new BlockStateListPopulator(world); // CraftBukkit - Use BlockStateListPopulator
+         if (shapedetector_shapedetectorcollection != null) {
+             for (i = 0; i < this.d().b(); ++i) {
+                 ShapeDetectorBlock shapedetectorblock1 = shapedetector_shapedetectorcollection.a(0, i, 0);
+ 
+-                world.setTypeAndData(shapedetectorblock1.getPosition(), Blocks.AIR.getBlockData(), 2);
++                blockList.setTypeAndData(shapedetectorblock1.getPosition(), Blocks.AIR.getBlockData(), 2); // CraftBukkit
+             }
+ 
+             EntitySnowman entitysnowman = new EntitySnowman(world);
+             BlockPosition blockposition1 = shapedetector_shapedetectorcollection.a(0, 2, 0).getPosition();
+ 
+             entitysnowman.setPositionRotation((double) blockposition1.getX() + 0.5D, (double) blockposition1.getY() + 0.05D, (double) blockposition1.getZ() + 0.5D, 0.0F, 0.0F);
+-            world.addEntity(entitysnowman);
++            // CraftBukkit start
++            if (!world.addEntity(entitysnowman, SpawnReason.BUILD_SNOWMAN)) {
++                return;
++            }
++            blockList.updateList();
++            // CraftBukkit end
+             iterator = world.a(EntityPlayer.class, entitysnowman.getBoundingBox().g(5.0D)).iterator();
+ 
+             while (iterator.hasNext()) {
+@@ -70,7 +82,7 @@
+             if (shapedetector_shapedetectorcollection != null) {
+                 for (i = 0; i < this.f().c(); ++i) {
+                     for (int l = 0; l < this.f().b(); ++l) {
+-                        world.setTypeAndData(shapedetector_shapedetectorcollection.a(i, l, 0).getPosition(), Blocks.AIR.getBlockData(), 2);
++                        blockList.setTypeAndData(shapedetector_shapedetectorcollection.a(i, l, 0).getPosition(), Blocks.AIR.getBlockData(), 2); // CraftBukkit
+                     }
+                 }
+ 
+@@ -79,7 +91,12 @@
+ 
+                 entityirongolem.setPlayerCreated(true);
+                 entityirongolem.setPositionRotation((double) blockposition2.getX() + 0.5D, (double) blockposition2.getY() + 0.05D, (double) blockposition2.getZ() + 0.5D, 0.0F, 0.0F);
+-                world.addEntity(entityirongolem);
++                // CraftBukkit start
++                if (!world.addEntity(entityirongolem, SpawnReason.BUILD_IRONGOLEM)) {
++                    return;
++                }
++                blockList.updateList();
++                // CraftBukkit end
+                 iterator = world.a(EntityPlayer.class, entityirongolem.getBoundingBox().g(5.0D)).iterator();
+ 
+                 while (iterator.hasNext()) {

paper-server/nms-patches/BlockRedstoneLamp.patch

@@ -1,54 +1,35 @@
 --- a/net/minecraft/server/BlockRedstoneLamp.java
 +++ b/net/minecraft/server/BlockRedstoneLamp.java
-@@ -2,6 +2,8 @@
- 
+@@ -3,6 +3,8 @@
  import java.util.Random;
+ import javax.annotation.Nullable;
  
 +import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
 +
  public class BlockRedstoneLamp extends Block {
  
-     private final boolean a;
-@@ -18,8 +20,18 @@
-     public void onPlace(World world, BlockPosition blockposition, IBlockData iblockdata) {
+     public static final BlockStateBoolean a = BlockRedstoneTorch.LIT;
+@@ -33,6 +35,11 @@
+                 if (flag) {
+                     world.I().a(blockposition, this, 4);
+                 } else {
++                    // CraftBukkit start
++                    if (CraftEventFactory.callRedstoneChange(world, blockposition, 0, 15).getNewCurrent() != 15) {
++                        return;
++                    }
++                    // CraftBukkit end
+                     world.setTypeAndData(blockposition, (IBlockData) iblockdata.a((IBlockState) BlockRedstoneLamp.a), 2);
+                 }
+             }
+@@ -43,6 +50,11 @@
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
          if (!world.isClientSide) {
-             if (this.a && !world.isBlockIndirectlyPowered(blockposition)) {
+             if (((Boolean) iblockdata.get(BlockRedstoneLamp.a)).booleanValue() && !world.isBlockIndirectlyPowered(blockposition)) {
 +                // CraftBukkit start
-+                if (CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), 15, 0).getNewCurrent() != 0) {
++                if (CraftEventFactory.callRedstoneChange(world, blockposition, 15, 0).getNewCurrent() != 0) {
 +                    return;
 +                }
 +                // CraftBukkit end
-                 world.setTypeAndData(blockposition, Blocks.REDSTONE_LAMP.getBlockData(), 2);
-             } else if (!this.a && world.isBlockIndirectlyPowered(blockposition)) {
-+                // CraftBukkit start
-+                if (CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), 0, 15).getNewCurrent() != 15) {
-+                    return;
-+                }
-+                // CraftBukkit end
-                 world.setTypeAndData(blockposition, Blocks.LIT_REDSTONE_LAMP.getBlockData(), 2);
-             }
- 
-@@ -31,6 +43,11 @@
-             if (this.a && !world.isBlockIndirectlyPowered(blockposition)) {
-                 world.a(blockposition, (Block) this, 4);
-             } else if (!this.a && world.isBlockIndirectlyPowered(blockposition)) {
-+                // CraftBukkit start
-+                if (CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), 0, 15).getNewCurrent() != 15) {
-+                    return;
-+                }
-+                // CraftBukkit end
-                 world.setTypeAndData(blockposition, Blocks.LIT_REDSTONE_LAMP.getBlockData(), 2);
-             }
- 
-@@ -40,6 +57,11 @@
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
-         if (!world.isClientSide) {
-             if (this.a && !world.isBlockIndirectlyPowered(blockposition)) {
-+                // CraftBukkit start
-+                if (CraftEventFactory.callRedstoneChange(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), 15, 0).getNewCurrent() != 0) {
-+                    return;
-+                }
-+                // CraftBukkit end
-                 world.setTypeAndData(blockposition, Blocks.REDSTONE_LAMP.getBlockData(), 2);
+                 world.setTypeAndData(blockposition, (IBlockData) iblockdata.a((IBlockState) BlockRedstoneLamp.a), 2);
              }
  

paper-server/nms-patches/BlockRedstoneOre.patch

@@ -11,76 +11,75 @@
 +
  public class BlockRedstoneOre extends Block {
  
-     private final boolean a;
-@@ -20,23 +25,45 @@
+     public static final BlockStateBoolean a = BlockRedstoneTorch.LIT;
+@@ -16,23 +21,44 @@
      }
  
-     public void attack(World world, BlockPosition blockposition, EntityHuman entityhuman) {
--        this.interact(world, blockposition);
-+        this.interact(world, blockposition, entityhuman); // CraftBukkit - add entityhuman
-         super.attack(world, blockposition, entityhuman);
+     public void attack(IBlockData iblockdata, World world, BlockPosition blockposition, EntityHuman entityhuman) {
+-        interact(iblockdata, world, blockposition);
++        interact(iblockdata, world, blockposition, entityhuman); // CraftBukkit - add entityhuman
+         super.attack(iblockdata, world, blockposition, entityhuman);
      }
  
      public void stepOn(World world, BlockPosition blockposition, Entity entity) {
--        this.interact(world, blockposition);
+-        interact(world.getType(blockposition), world, blockposition);
 -        super.stepOn(world, blockposition, entity);
 +        // CraftBukkit start
-+        // this.interact(world, blockposition);
++        // interact(world.getType(blockposition), world, blockposition);
 +        // super.stepOn(world, blockposition, entity);
 +        if (entity instanceof EntityHuman) {
 +            org.bukkit.event.player.PlayerInteractEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerInteractEvent((EntityHuman) entity, org.bukkit.event.block.Action.PHYSICAL, blockposition, null, null, null);
 +            if (!event.isCancelled()) {
-+                this.interact(world, blockposition, entity); // add entity
++                interact(world.getType(blockposition), world, blockposition, entity); // add entity
 +                super.stepOn(world, blockposition, entity);
 +            }
 +        } else {
 +            EntityInteractEvent event = new EntityInteractEvent(entity.getBukkitEntity(), world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()));
 +            world.getServer().getPluginManager().callEvent(event);
 +            if (!event.isCancelled()) {
-+                this.interact(world, blockposition, entity); // add entity
++                interact(world.getType(blockposition), world, blockposition, entity); // add entity
 +                super.stepOn(world, blockposition, entity);
 +            }
 +        }
 +        // CraftBukkit end
      }
  
-+
-     public boolean interact(World world, BlockPosition blockposition, IBlockData iblockdata, EntityHuman entityhuman, EnumHand enumhand, EnumDirection enumdirection, float f, float f1, float f2) {
--        this.interact(world, blockposition);
-+        this.interact(world, blockposition, entityhuman); // CraftBukkit - add entityhuman
-         return super.interact(world, blockposition, iblockdata, entityhuman, enumhand, enumdirection, f, f1, f2);
+     public boolean interact(IBlockData iblockdata, World world, BlockPosition blockposition, EntityHuman entityhuman, EnumHand enumhand, EnumDirection enumdirection, float f, float f1, float f2) {
+-        interact(iblockdata, world, blockposition);
++        interact(iblockdata, world, blockposition, entityhuman); // CraftBukkit - add entityhuman
+         return super.interact(iblockdata, world, blockposition, entityhuman, enumhand, enumdirection, f, f1, f2);
      }
  
--    private void interact(World world, BlockPosition blockposition) {
-+    private void interact(World world, BlockPosition blockposition, Entity entity) { // CraftBukkit - add Entity
-         this.playEffect(world, blockposition);
-         if (this == Blocks.REDSTONE_ORE) {
+-    private static void interact(IBlockData iblockdata, World world, BlockPosition blockposition) {
++    private static void interact(IBlockData iblockdata, World world, BlockPosition blockposition, Entity entity) { // CraftBukkit - add Entity
+         playEffect(world, blockposition);
+         if (!((Boolean) iblockdata.get(BlockRedstoneOre.a)).booleanValue()) {
 +            // CraftBukkit start
-+            if (CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, Blocks.LIT_REDSTONE_ORE, 0).isCancelled()) {
++            if (CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, iblockdata.set(BlockRedstoneOre.a, Boolean.valueOf(true))).isCancelled()) {
 +                return;
 +            }
 +            // CraftBukkit end
-             world.setTypeUpdate(blockposition, Blocks.LIT_REDSTONE_ORE.getBlockData());
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockRedstoneOre.a, Boolean.valueOf(true)), 3);
          }
  
-@@ -44,6 +71,11 @@
+@@ -40,6 +66,11 @@
  
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
-         if (this == Blocks.LIT_REDSTONE_ORE) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
+         if (((Boolean) iblockdata.get(BlockRedstoneOre.a)).booleanValue()) {
 +            // CraftBukkit start
-+            if (CraftEventFactory.callBlockFadeEvent(world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), Blocks.REDSTONE_ORE).isCancelled()) {
++            if (CraftEventFactory.callBlockFadeEvent(world, blockposition, iblockdata.set(BlockRedstoneOre.a, Boolean.valueOf(false))).isCancelled()) {
 +                return;
 +            }
 +            // CraftBukkit end
-             world.setTypeUpdate(blockposition, Blocks.REDSTONE_ORE.getBlockData());
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockRedstoneOre.a, Boolean.valueOf(false)), 3);
          }
  
-@@ -63,12 +95,25 @@
+@@ -59,12 +90,25 @@
  
-     public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
-         super.dropNaturally(world, blockposition, iblockdata, f, i);
+     public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {
+         super.dropNaturally(iblockdata, world, blockposition, f, i);
 +        /* CraftBukkit start - Delegated to getExpDrop
-         if (this.getDropType(iblockdata, world.random, i) != Item.getItemOf(this)) {
+         if (this.getDropType(iblockdata, world, blockposition, i) != this) {
              int j = 1 + world.random.nextInt(5);
  
              this.dropExperience(world, blockposition, j);
@@ -88,16 +87,16 @@
 +        // */
 +
 +    }
-+
-+    @Override
-+    public int getExpDrop(World world, IBlockData data, int i) {
-+        if (this.getDropType(data, world.random, i) != Item.getItemOf(this)) {
-+            int j = 1 + world.random.nextInt(5);
  
++    @Override
++    public int getExpDrop(IBlockData iblockdata, World world, BlockPosition blockposition, int enchantmentLevel) {
++        if (this.getDropType(iblockdata, world, blockposition, enchantmentLevel) != this) {
++            int j = 1 + world.random.nextInt(5);
++
 +            return j;
 +        }
 +        return 0;
 +        // CraftBukkit end
      }
  
-     private void playEffect(World world, BlockPosition blockposition) {
+     private static void playEffect(World world, BlockPosition blockposition) {

paper-server/nms-patches/BlockRedstoneTorch.patch

@@ -8,29 +8,19 @@
 +
  public class BlockRedstoneTorch extends BlockTorch {
  
-     private static final Map<World, List<BlockRedstoneTorch.RedstoneUpdateInfo>> g = Maps.newHashMap();
-@@ -13,7 +15,7 @@
- 
-     private boolean a(World world, BlockPosition blockposition, boolean flag) {
-         if (!BlockRedstoneTorch.g.containsKey(world)) {
--            BlockRedstoneTorch.g.put(world, Lists.newArrayList());
-+            BlockRedstoneTorch.g.put(world, Lists.<BlockRedstoneTorch.RedstoneUpdateInfo>newArrayList()); // CraftBukkit - fix decompile error
-         }
- 
-         List list = (List) BlockRedstoneTorch.g.get(world);
-@@ -96,8 +98,25 @@
+     public static final BlockStateBoolean LIT = BlockProperties.o;
+@@ -65,8 +67,24 @@
              list.remove(0);
          }
  
 +        // CraftBukkit start
 +        org.bukkit.plugin.PluginManager manager = world.getServer().getPluginManager();
 +        org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+        int oldCurrent = this.isOn ? 15 : 0;
++        int oldCurrent = ((Boolean) iblockdata.get(BlockRedstoneTorch.LIT)).booleanValue() ? 15 : 0;
 +
 +        BlockRedstoneEvent event = new BlockRedstoneEvent(block, oldCurrent, oldCurrent);
 +        // CraftBukkit end
-+
-         if (this.isOn) {
+         if (((Boolean) iblockdata.get(BlockRedstoneTorch.LIT)).booleanValue()) {
              if (flag) {
 +                // CraftBukkit start
 +                if (oldCurrent != 0) {
@@ -41,13 +31,13 @@
 +                    }
 +                }
 +                // CraftBukkit end
-                 world.setTypeAndData(blockposition, Blocks.UNLIT_REDSTONE_TORCH.getBlockData().set(BlockRedstoneTorch.FACING, iblockdata.get(BlockRedstoneTorch.FACING)), 3);
-                 if (this.a(world, blockposition, true)) {
-                     world.a((EntityHuman) null, blockposition, SoundEffects.gm, SoundCategory.BLOCKS, 0.5F, 2.6F + (world.random.nextFloat() - world.random.nextFloat()) * 0.8F);
-@@ -114,6 +133,15 @@
+                 world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockRedstoneTorch.LIT, Boolean.valueOf(false)), 3);
+                 if (a(world, blockposition, true)) {
+                     world.a((EntityHuman) null, blockposition, SoundEffects.BLOCK_REDSTONE_TORCH_BURNOUT, SoundCategory.BLOCKS, 0.5F, 2.6F + (world.random.nextFloat() - world.random.nextFloat()) * 0.8F);
+@@ -83,6 +101,15 @@
                  }
              }
-         } else if (!flag && !this.a(world, blockposition, false)) {
+         } else if (!flag && !a(world, blockposition, false)) {
 +            // CraftBukkit start
 +            if (oldCurrent != 15) {
 +                event.setNewCurrent(15);
@@ -57,6 +47,15 @@
 +                }
 +            }
 +            // CraftBukkit end
-             world.setTypeAndData(blockposition, Blocks.REDSTONE_TORCH.getBlockData().set(BlockRedstoneTorch.FACING, iblockdata.get(BlockRedstoneTorch.FACING)), 3);
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockRedstoneTorch.LIT, Boolean.valueOf(true)), 3);
          }
  
+@@ -112,7 +139,7 @@
+     }
+ 
+     private static boolean a(World world, BlockPosition blockposition, boolean flag) {
+-        Object object = (List) BlockRedstoneTorch.b.get(world);
++        List<RedstoneUpdateInfo> object = (List) BlockRedstoneTorch.b.get(world); // CraftBukkit - decompile error
+ 
+         if (object == null) {
+             object = Lists.newArrayList();

paper-server/nms-patches/BlockRedstoneWire.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/BlockRedstoneWire.java
 +++ b/net/minecraft/server/BlockRedstoneWire.java
-@@ -9,6 +9,8 @@
+@@ -11,6 +11,8 @@
  import java.util.Set;
  import javax.annotation.Nullable;
  
@@ -8,8 +8,8 @@
 +
  public class BlockRedstoneWire extends Block {
  
-     public static final BlockStateEnum<BlockRedstoneWire.EnumRedstoneWireConnection> NORTH = BlockStateEnum.of("north", BlockRedstoneWire.EnumRedstoneWireConnection.class);
-@@ -168,6 +170,15 @@
+     public static final BlockStateEnum<BlockPropertyRedstoneSide> NORTH = BlockProperties.L;
+@@ -216,6 +218,15 @@
              j = k;
          }
  
@@ -23,5 +23,5 @@
 +        // CraftBukkit end
 +
          if (i != j) {
-             iblockdata = iblockdata.set(BlockRedstoneWire.POWER, Integer.valueOf(j));
+             iblockdata = (IBlockData) iblockdata.set(BlockRedstoneWire.POWER, Integer.valueOf(j));
              if (world.getType(blockposition) == iblockdata1) {

paper-server/nms-patches/BlockReed.patch

@@ -1,16 +1,11 @@
 --- a/net/minecraft/server/BlockReed.java
 +++ b/net/minecraft/server/BlockReed.java
-@@ -32,8 +32,12 @@
-                     int j = ((Integer) iblockdata.get(BlockReed.AGE)).intValue();
+@@ -29,7 +29,7 @@
+                 int j = ((Integer) iblockdata.get(BlockReed.AGE)).intValue();
  
-                     if (j == 15) {
--                        world.setTypeUpdate(blockposition.up(), this.getBlockData());
-+                        // CraftBukkit start
-+                        // world.setTypeUpdate(blockposition.up(), this.getBlockData()); // CraftBukkit
-+                        BlockPosition upPos = blockposition.up();
-+                        org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, upPos.getX(), upPos.getY(), upPos.getZ(), this, 0);
-                         world.setTypeAndData(blockposition, iblockdata.set(BlockReed.AGE, Integer.valueOf(0)), 4);
-+                        // CraftBukkit end
-                     } else {
-                         world.setTypeAndData(blockposition, iblockdata.set(BlockReed.AGE, Integer.valueOf(j + 1)), 4);
-                     }
+                 if (j == 15) {
+-                    world.setTypeUpdate(blockposition.up(), this.getBlockData());
++                    org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockGrowEvent(world, blockposition.up(), this.getBlockData()); // CraftBukkit
+                     world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockReed.AGE, Integer.valueOf(0)), 4);
+                 } else {
+                     world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockReed.AGE, Integer.valueOf(j + 1)), 4);

paper-server/nms-patches/BlockSapling.patch

@@ -15,112 +15,41 @@
 +
  public class BlockSapling extends BlockPlant implements IBlockFragilePlantElement {
  
-     public static final BlockStateEnum<BlockWood.EnumLogVariant> TYPE = BlockStateEnum.of("type", BlockWood.EnumLogVariant.class);
-     public static final BlockStateInteger STAGE = BlockStateInteger.of("stage", 0, 1);
-     protected static final AxisAlignedBB d = new AxisAlignedBB(0.09999999403953552D, 0.0D, 0.09999999403953552D, 0.8999999761581421D, 0.800000011920929D, 0.8999999761581421D);
+     public static final BlockStateInteger STAGE = BlockProperties.al;
+     protected static final VoxelShape b = Block.a(2.0D, 0.0D, 2.0D, 14.0D, 12.0D, 14.0D);
+     private final WorldGenTreeProvider c;
 +    public static TreeType treeType; // CraftBukkit
  
-     protected BlockSapling() {
-         this.w(this.blockStateList.getBlockData().set(BlockSapling.TYPE, BlockWood.EnumLogVariant.OAK).set(BlockSapling.STAGE, Integer.valueOf(0)));
-@@ -25,7 +35,30 @@
-         if (!world.isClientSide) {
-             super.b(world, blockposition, iblockdata, random);
-             if (world.getLightLevel(blockposition.up()) >= 9 && random.nextInt(7) == 0) {
-+                // CraftBukkit start
-+                world.captureTreeGeneration = true;
-+                // CraftBukkit end
-                 this.grow(world, blockposition, iblockdata, random);
-+                // CraftBukkit start
-+                world.captureTreeGeneration = false;
-+                if (world.capturedBlockStates.size() > 0) {
-+                    TreeType treeType = BlockSapling.treeType;
-+                    BlockSapling.treeType = null;
-+                    Location location = new Location(world.getWorld(), blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                    List<BlockState> blocks = (List<BlockState>) world.capturedBlockStates.clone();
-+                    world.capturedBlockStates.clear();
-+                    StructureGrowEvent event = null;
-+                    if (treeType != null) {
-+                        event = new StructureGrowEvent(location, treeType, false, null, blocks);
-+                        org.bukkit.Bukkit.getPluginManager().callEvent(event);
-+                    }
-+                    if (event == null || !event.isCancelled()) {
-+                        for (BlockState blockstate : blocks) {
-+                            blockstate.update(true);
-+                        }
+     protected BlockSapling(WorldGenTreeProvider worldgentreeprovider, Block.Info block_info) {
+         super(block_info);
+@@ -21,7 +31,30 @@
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
+         super.a(iblockdata, world, blockposition, random);
+         if (world.getLightLevel(blockposition.up()) >= 9 && random.nextInt(7) == 0) {
++            // CraftBukkit start
++            world.captureTreeGeneration = true;
++            // CraftBukkit end
+             this.grow(world, blockposition, iblockdata, random);
++            // CraftBukkit start
++            world.captureTreeGeneration = false;
++            if (world.capturedBlockStates.size() > 0) {
++                TreeType treeType = BlockSapling.treeType;
++                BlockSapling.treeType = null;
++                Location location = new Location(world.getWorld(), blockposition.getX(), blockposition.getY(), blockposition.getZ());
++                List<BlockState> blocks = (List<BlockState>) world.capturedBlockStates.clone();
++                world.capturedBlockStates.clear();
++                StructureGrowEvent event = null;
++                if (treeType != null) {
++                    event = new StructureGrowEvent(location, treeType, false, null, blocks);
++                    org.bukkit.Bukkit.getPluginManager().callEvent(event);
++                }
++                if (event == null || !event.isCancelled()) {
++                    for (BlockState blockstate : blocks) {
++                        blockstate.update(true);
 +                    }
 +                }
-+                // CraftBukkit end
-             }
- 
++            }
++            // CraftBukkit end
          }
-@@ -41,7 +74,17 @@
+ 
      }
- 
-     public void d(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
--        Object object = random.nextInt(10) == 0 ? new WorldGenBigTree(true) : new WorldGenTrees(true);
-+        // CraftBukkit start - Turn ternary operator into if statement to set treeType
-+        // Object object = random.nextInt(10) == 0 ? new WorldGenBigTree(true) : new WorldGenTrees(true);
-+        Object object;
-+        if (random.nextInt(10) == 0) {
-+            treeType = TreeType.BIG_TREE;
-+            object = new WorldGenBigTree(true);
-+        } else {
-+            treeType = TreeType.TREE;
-+            object = new WorldGenTrees(true);
-+        }
-+        // CraftBukkit end
-         int i = 0;
-         int j = 0;
-         boolean flag = false;
-@@ -53,6 +96,7 @@
-             for (i = 0; i >= -1; --i) {
-                 for (j = 0; j >= -1; --j) {
-                     if (this.a(world, blockposition, i, j, BlockWood.EnumLogVariant.SPRUCE)) {
-+                        treeType = TreeType.MEGA_REDWOOD; // CraftBukkit
-                         object = new WorldGenMegaTree(false, random.nextBoolean());
-                         flag = true;
-                         break label66;
-@@ -63,11 +107,13 @@
-             if (!flag) {
-                 i = 0;
-                 j = 0;
-+                treeType = TreeType.REDWOOD; // CraftBukkit
-                 object = new WorldGenTaiga2(true);
-             }
-             break;
- 
-         case BIRCH:
-+            treeType = TreeType.BIRCH; // CraftBukkit
-             object = new WorldGenForest(true, false);
-             break;
- 
-@@ -79,6 +125,7 @@
-             for (i = 0; i >= -1; --i) {
-                 for (j = 0; j >= -1; --j) {
-                     if (this.a(world, blockposition, i, j, BlockWood.EnumLogVariant.JUNGLE)) {
-+                        treeType = TreeType.JUNGLE; // CraftBukkit
-                         object = new WorldGenJungleTree(true, 10, 20, iblockdata1, iblockdata2);
-                         flag = true;
-                         break label78;
-@@ -89,11 +136,13 @@
-             if (!flag) {
-                 i = 0;
-                 j = 0;
-+                treeType = TreeType.SMALL_JUNGLE; // CraftBukkit
-                 object = new WorldGenTrees(true, 4 + random.nextInt(7), iblockdata1, iblockdata2, false);
-             }
-             break;
- 
-         case ACACIA:
-+            treeType = TreeType.ACACIA; // CraftBukkit
-             object = new WorldGenAcaciaTree(true);
-             break;
- 
-@@ -102,6 +151,7 @@
-             for (i = 0; i >= -1; --i) {
-                 for (j = 0; j >= -1; --j) {
-                     if (this.a(world, blockposition, i, j, BlockWood.EnumLogVariant.DARK_OAK)) {
-+                        treeType = TreeType.DARK_OAK; // CraftBukkit
-                         object = new WorldGenForestTree(true);
-                         flag = true;
-                         break label90;

paper-server/nms-patches/BlockShulkerBox.patch

@@ -1,32 +1,31 @@
 --- a/net/minecraft/server/BlockShulkerBox.java
 +++ b/net/minecraft/server/BlockShulkerBox.java
-@@ -92,7 +92,32 @@
- 
+@@ -81,7 +81,31 @@
+         super.a(world, blockposition, iblockdata, entityhuman);
      }
  
--    public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {}
+-    public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {}
 +    // CraftBukkit start - override to prevent duplication when dropping
-+    public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
-+        TileEntity tileentity = world.getTileEntity(blockposition);
++    @Override
++    public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {
++        if (true) {
++            TileEntity tileentity = world.getTileEntity(blockposition);
 +
-+        if (tileentity instanceof TileEntityShulkerBox) {
-+            TileEntityShulkerBox tileentityshulkerbox = (TileEntityShulkerBox) tileentity;
++            if (tileentity instanceof TileEntityShulkerBox) {
++                TileEntityShulkerBox tileentityshulkerbox = (TileEntityShulkerBox) tileentity;
 +
-+            if (!tileentityshulkerbox.r() && tileentityshulkerbox.F()) {
-+                ItemStack itemstack = new ItemStack(Item.getItemOf(this));
-+                NBTTagCompound nbttagcompound = new NBTTagCompound();
-+                NBTTagCompound nbttagcompound1 = new NBTTagCompound();
++                if (!tileentityshulkerbox.s() && tileentityshulkerbox.G()) {
++                    ItemStack itemstack = new ItemStack(this);
 +
-+                nbttagcompound.set("BlockEntityTag", ((TileEntityShulkerBox) tileentity).f(nbttagcompound1));
-+                itemstack.setTag(nbttagcompound);
-+                if (tileentityshulkerbox.hasCustomName()) {
-+                    itemstack.g(tileentityshulkerbox.getName());
-+                    tileentityshulkerbox.setCustomName("");
++                    itemstack.getOrCreateTag().set("BlockEntityTag", ((TileEntityShulkerBox) tileentity).g(new NBTTagCompound()));
++                    if (tileentityshulkerbox.hasCustomName()) {
++                        itemstack.a(tileentityshulkerbox.getCustomName());
++                        tileentityshulkerbox.setCustomName((IChatBaseComponent) null);
++                    }
++
++                    a(world, blockposition, itemstack);
 +                }
-+
-+                a(world, blockposition, itemstack);
 +            }
-+
 +            world.updateAdjacentComparators(blockposition, iblockdata.getBlock());
 +        }
 +    }
@@ -34,22 +33,22 @@
  
      public void postPlace(World world, BlockPosition blockposition, IBlockData iblockdata, EntityLiving entityliving, ItemStack itemstack) {
          if (itemstack.hasName()) {
-@@ -108,7 +133,7 @@
-     public void remove(World world, BlockPosition blockposition, IBlockData iblockdata) {
-         TileEntity tileentity = world.getTileEntity(blockposition);
+@@ -98,7 +122,7 @@
+         if (iblockdata.getBlock() != iblockdata1.getBlock()) {
+             TileEntity tileentity = world.getTileEntity(blockposition);
  
--        if (tileentity instanceof TileEntityShulkerBox) {
-+        if (false && tileentity instanceof TileEntityShulkerBox) { // CraftBukkit - moved up
-             TileEntityShulkerBox tileentityshulkerbox = (TileEntityShulkerBox) tileentity;
+-            if (tileentity instanceof TileEntityShulkerBox) {
++            if (false && tileentity instanceof TileEntityShulkerBox) { // CraftBukkit - moved up
+                 TileEntityShulkerBox tileentityshulkerbox = (TileEntityShulkerBox) tileentity;
  
-             if (!tileentityshulkerbox.r() && tileentityshulkerbox.F()) {
-@@ -126,8 +151,8 @@
-                 a(world, blockposition, itemstack);
+                 if (!tileentityshulkerbox.s() && tileentityshulkerbox.G()) {
+@@ -113,8 +137,8 @@
+                     a(world, blockposition, itemstack);
+                 }
+ 
+-                world.updateAdjacentComparators(blockposition, iblockdata.getBlock());
              }
++            world.updateAdjacentComparators(blockposition, iblockdata.getBlock()); // CraftBukkit - moved down
  
--            world.updateAdjacentComparators(blockposition, iblockdata.getBlock());
+             super.remove(iblockdata, world, blockposition, iblockdata1, flag);
          }
-+        world.updateAdjacentComparators(blockposition, iblockdata.getBlock()); // CraftBukkit - moved down
- 
-         super.remove(world, blockposition, iblockdata);
-     }

paper-server/nms-patches/BlockSkull.patch

@@ -1,123 +0,0 @@
---- a/net/minecraft/server/BlockSkull.java
-+++ b/net/minecraft/server/BlockSkull.java
-@@ -5,6 +5,11 @@
- import java.util.Random;
- import javax.annotation.Nullable;
- 
-+// CraftBukkit start
-+import org.bukkit.craftbukkit.util.BlockStateListPopulator;
-+import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
-+// CraftBukkit end
-+
- public class BlockSkull extends BlockTileEntity {
- 
-     public static final BlockStateDirection FACING = BlockDirectional.FACING;
-@@ -82,7 +87,29 @@
-         return new ItemStack(Items.SKULL, 1, i);
-     }
- 
--    public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {}
-+    // CraftBukkit start - Special case dropping so we can get info from the tile entity
-+    @Override
-+    public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
-+        if (world.random.nextFloat() < f) {
-+            TileEntity tileentity = world.getTileEntity(blockposition);
-+
-+            if (tileentity instanceof TileEntitySkull) {
-+                TileEntitySkull tileentityskull = (TileEntitySkull) tileentity;
-+                ItemStack itemstack = this.a(world, blockposition, iblockdata);
-+
-+                if (tileentityskull.getSkullType() == 3 && tileentityskull.getGameProfile() != null) {
-+                    itemstack.setTag(new NBTTagCompound());
-+                    NBTTagCompound nbttagcompound = new NBTTagCompound();
-+
-+                    GameProfileSerializer.serialize(nbttagcompound, tileentityskull.getGameProfile());
-+                    itemstack.getTag().set("SkullOwner", nbttagcompound);
-+                }
-+
-+                a(world, blockposition, itemstack);
-+            }
-+        }
-+    }
-+    // CraftBukkit end
- 
-     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, EntityHuman entityhuman) {
-         if (entityhuman.abilities.canInstantlyBuild) {
-@@ -95,7 +122,10 @@
- 
-     public void remove(World world, BlockPosition blockposition, IBlockData iblockdata) {
-         if (!world.isClientSide) {
--            if (!((Boolean) iblockdata.get(BlockSkull.NODROP)).booleanValue()) {
-+            // CraftBukkit start - Drop item in code above, not here
-+            // if (!((Boolean) iblockdata.get(BlockSkull.NODROP)).booleanValue()) {
-+            if (false) {
-+                // CraftBukkit end
-                 TileEntity tileentity = world.getTileEntity(blockposition);
- 
-                 if (tileentity instanceof TileEntitySkull) {
-@@ -127,24 +157,36 @@
-     }
- 
-     public void a(World world, BlockPosition blockposition, TileEntitySkull tileentityskull) {
-+        if (world.captureBlockStates) return; // CraftBukkit
-         if (tileentityskull.getSkullType() == 1 && blockposition.getY() >= 2 && world.getDifficulty() != EnumDifficulty.PEACEFUL && !world.isClientSide) {
-             ShapeDetector shapedetector = this.g();
-             ShapeDetector.ShapeDetectorCollection shapedetector_shapedetectorcollection = shapedetector.a(world, blockposition);
- 
-             if (shapedetector_shapedetectorcollection != null) {
-+                // CraftBukkit start - Use BlockStateListPopulator
-+                BlockStateListPopulator blockList = new BlockStateListPopulator(world.getWorld());
-                 int i;
- 
-                 for (i = 0; i < 3; ++i) {
-                     ShapeDetectorBlock shapedetectorblock = shapedetector_shapedetectorcollection.a(i, 0, 0);
- 
--                    world.setTypeAndData(shapedetectorblock.getPosition(), shapedetectorblock.a().set(BlockSkull.NODROP, Boolean.valueOf(true)), 2);
-+                    // CraftBukkit start
-+                    // world.setTypeAndData(shapedetectorblock.getPosition(), shapedetectorblock.a().set(BlockSkull.NODROP, Boolean.valueOf(true)), 2);
-+                    BlockPosition pos = shapedetectorblock.getPosition();
-+                    IBlockData data = shapedetectorblock.a().set(BlockSkull.NODROP, Boolean.valueOf(true));
-+                    blockList.setTypeAndData(pos.getX(), pos.getY(), pos.getZ(), data.getBlock(), data.getBlock().toLegacyData(data), 2);
-+                    // CraftBukkit end
-                 }
- 
-                 for (i = 0; i < shapedetector.c(); ++i) {
-                     for (int j = 0; j < shapedetector.b(); ++j) {
-                         ShapeDetectorBlock shapedetectorblock1 = shapedetector_shapedetectorcollection.a(i, j, 0);
- 
--                        world.setTypeAndData(shapedetectorblock1.getPosition(), Blocks.AIR.getBlockData(), 2);
-+                        // CraftBukkit start
-+                        // world.setTypeAndData(shapedetectorblock1.getPosition(), Blocks.AIR.getBlockData(), 2);
-+                        BlockPosition pos = shapedetectorblock1.getPosition();
-+                        blockList.setTypeAndData(pos.getX(), pos.getY(), pos.getZ(), Blocks.AIR, 0, 2);
-+                        // CraftBukkit end
-                     }
-                 }
- 
-@@ -157,14 +199,16 @@
-                 entitywither.p();
-                 Iterator iterator = world.a(EntityPlayer.class, entitywither.getBoundingBox().g(50.0D)).iterator();
- 
-+                // CraftBukkit start
-+                if (world.addEntity(entitywither, SpawnReason.BUILD_WITHER)) {
-+                    blockList.updateList();
-+
-                 while (iterator.hasNext()) {
-                     EntityPlayer entityplayer = (EntityPlayer) iterator.next();
- 
-                     CriterionTriggers.m.a(entityplayer, (Entity) entitywither);
-                 }
- 
--                world.addEntity(entitywither);
--
-                 int k;
- 
-                 for (k = 0; k < 120; ++k) {
-@@ -178,6 +222,7 @@
-                         world.update(shapedetectorblock2.getPosition(), Blocks.AIR, false);
-                     }
-                 }
-+                } // CraftBukkit end
- 
-             }
-         }

paper-server/nms-patches/BlockSkullAbstract.patch

@@ -0,0 +1,45 @@
+--- a/net/minecraft/server/BlockSkullAbstract.java
++++ b/net/minecraft/server/BlockSkullAbstract.java
+@@ -17,7 +17,32 @@
+         return new TileEntitySkull();
+     }
+ 
+-    public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {}
++    // CraftBukkit start - Special case dropping so we can get info from the tile entity
++    @Override
++    public void dropNaturally(IBlockData iblockdata, World world, BlockPosition blockposition, float f, int i) {
++        if (world.random.nextFloat() < f) {
++            TileEntity tileentity = world.getTileEntity(blockposition);
++
++            if (tileentity instanceof TileEntitySkull) {
++                TileEntitySkull tileentityskull = (TileEntitySkull) tileentity;
++
++                if (tileentityskull.shouldDrop()) {
++                    ItemStack itemstack = this.a((IBlockAccess) world, blockposition, iblockdata);
++                    Block block = tileentityskull.getBlock().getBlock();
++
++                    if ((block == Blocks.PLAYER_HEAD || block == Blocks.PLAYER_WALL_HEAD) && tileentityskull.getGameProfile() != null) {
++                        NBTTagCompound nbttagcompound = new NBTTagCompound();
++
++                        GameProfileSerializer.serialize(nbttagcompound, tileentityskull.getGameProfile());
++                        itemstack.getOrCreateTag().set("SkullOwner", nbttagcompound);
++                    }
++
++                    a(world, blockposition, itemstack);
++                }
++            }
++        }
++    }
++    // CraftBukkit end
+ 
+     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, EntityHuman entityhuman) {
+         if (!world.isClientSide && entityhuman.abilities.canInstantlyBuild) {
+@@ -35,7 +60,7 @@
+         if (iblockdata.getBlock() != iblockdata1.getBlock() && !world.isClientSide) {
+             TileEntity tileentity = world.getTileEntity(blockposition);
+ 
+-            if (tileentity instanceof TileEntitySkull) {
++            if (false && tileentity instanceof TileEntitySkull) { // CraftBukkit - Drop item in code above, not here
+                 TileEntitySkull tileentityskull = (TileEntitySkull) tileentity;
+ 
+                 if (tileentityskull.shouldDrop()) {

paper-server/nms-patches/BlockSnow.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockSnow.java
 +++ b/net/minecraft/server/BlockSnow.java
-@@ -91,6 +91,11 @@
+@@ -88,6 +88,11 @@
  
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
          if (world.getBrightness(EnumSkyBlock.BLOCK, blockposition) > 11) {
 +            // CraftBukkit start
-+            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), Blocks.AIR).isCancelled()) {
++            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, blockposition, Blocks.AIR.getBlockData()).isCancelled()) {
 +                return;
 +            }
 +            // CraftBukkit end
-             this.b(world, blockposition, world.getType(blockposition), 0);
+             iblockdata.a(world, blockposition, 0);
              world.setAir(blockposition);
          }

paper-server/nms-patches/BlockSnowBlock.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockSnowBlock.java
 +++ b/net/minecraft/server/BlockSnowBlock.java
-@@ -20,6 +20,11 @@
+@@ -18,6 +18,11 @@
  
-     public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Random random) {
          if (world.getBrightness(EnumSkyBlock.BLOCK, blockposition) > 11) {
 +            // CraftBukkit start
-+            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), Blocks.AIR).isCancelled()) {
++            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockFadeEvent(world, blockposition, Blocks.AIR.getBlockData()).isCancelled()) {
 +                return;
 +            }
 +            // CraftBukkit end
-             this.b(world, blockposition, world.getType(blockposition), 0);
+             iblockdata.a(world, blockposition, 0);
              world.setAir(blockposition);
          }

paper-server/nms-patches/BlockSoil.patch

@@ -1,7 +1,7 @@
 --- a/net/minecraft/server/BlockSoil.java
 +++ b/net/minecraft/server/BlockSoil.java
-@@ -4,6 +4,11 @@
- import java.util.List;
+@@ -3,6 +3,11 @@
+ import java.util.Iterator;
  import java.util.Random;
  
 +// CraftBukkit start
@@ -11,8 +11,8 @@
 +
  public class BlockSoil extends Block {
  
-     public static final BlockStateInteger MOISTURE = BlockStateInteger.of("moisture", 0, 7);
-@@ -45,14 +50,38 @@
+     public static final BlockStateInteger MOISTURE = BlockProperties.ah;
+@@ -63,14 +68,37 @@
      }
  
      public void fallOn(World world, BlockPosition blockposition, Entity entity, float f) {
@@ -31,24 +31,23 @@
 +                return;
 +            }
 +
-+            if (CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, Blocks.DIRT, 0).isCancelled()) {
++            if (CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, Blocks.DIRT.getBlockData()).isCancelled()) {
 +                return;
 +            }
 +            // CraftBukkit end
-             b(world, blockposition);
+             b(world.getType(blockposition), world, blockposition);
          }
  
 -        super.fallOn(world, blockposition, entity, f);
 +        // super.fallOn(world, blockposition, entity, f); // CraftBukkit - moved up
      }
  
-     protected static void b(World world, BlockPosition blockposition) {
+     protected static void b(IBlockData iblockdata, World world, BlockPosition blockposition) {
 +        // CraftBukkit start
-+        org.bukkit.block.Block block = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+        if (CraftEventFactory.callBlockFadeEvent(block, Blocks.DIRT).isCancelled()) {
++        if (CraftEventFactory.callBlockFadeEvent(world, blockposition, Blocks.DIRT.getBlockData()).isCancelled()) {
 +            return;
 +        }
 +        // CraftBukkit end
-         world.setTypeUpdate(blockposition, Blocks.DIRT.getBlockData());
-         AxisAlignedBB axisalignedbb = BlockSoil.c.a(blockposition);
-         List list = world.getEntities((Entity) null, axisalignedbb);
+         world.setTypeUpdate(blockposition, a(iblockdata, Blocks.DIRT.getBlockData(), (GeneratorAccess) world, blockposition));
+     }
+ 

paper-server/nms-patches/BlockStateInteger.patch

@@ -0,0 +1,18 @@
+--- a/net/minecraft/server/BlockStateInteger.java
++++ b/net/minecraft/server/BlockStateInteger.java
+@@ -9,9 +9,15 @@
+ public class BlockStateInteger extends BlockState<Integer> {
+ 
+     private final ImmutableSet<Integer> a;
++    // CraftBukkit start
++    public final int min;
++    public final int max;
+ 
+     protected BlockStateInteger(String s, int i, int j) {
+         super(s, Integer.class);
++        this.min = i;
++        this.max = j;
++        // CraftBukkit end
+         if (i < 0) {
+             throw new IllegalArgumentException("Min value of " + s + " must be 0 or greater");
+         } else if (j <= i) {

paper-server/nms-patches/BlockStationary.patch

@@ -1,40 +0,0 @@
---- a/net/minecraft/server/BlockStationary.java
-+++ b/net/minecraft/server/BlockStationary.java
-@@ -2,6 +2,8 @@
- 
- import java.util.Random;
- 
-+import org.bukkit.craftbukkit.event.CraftEventFactory;  // CraftBukkit
-+
- public class BlockStationary extends BlockFluids {
- 
-     protected BlockStationary(Material material) {
-@@ -45,6 +47,13 @@
- 
-                         if (block.material == Material.AIR) {
-                             if (this.c(world, blockposition1)) {
-+                                 // CraftBukkit start - Prevent lava putting something on fire
-+                                if (world.getType(blockposition1) != Blocks.FIRE) {
-+                                    if (CraftEventFactory.callBlockIgniteEvent(world, blockposition1.getX(), blockposition1.getY(), blockposition1.getZ(), blockposition.getX(), blockposition.getY(), blockposition.getZ()).isCancelled()) {
-+                                        continue;
-+                                    }
-+                                }
-+                                // CraftBukkit end
-                                 world.setTypeUpdate(blockposition1, Blocks.FIRE.getBlockData());
-                                 return;
-                             }
-@@ -61,6 +70,14 @@
-                         }
- 
-                         if (world.isEmpty(blockposition2.up()) && this.d(world, blockposition2)) {
-+                            // CraftBukkit start - Prevent lava putting something on fire
-+                            BlockPosition up = blockposition2.up();
-+                            if (world.getType(up) != Blocks.FIRE) {
-+                                if (CraftEventFactory.callBlockIgniteEvent(world, up.getX(), up.getY(), up.getZ(), blockposition.getX(), blockposition.getY(), blockposition.getZ()).isCancelled()) {
-+                                    continue;
-+                                }
-+                            }
-+                            // CraftBukkit end
-                             world.setTypeUpdate(blockposition2.up(), Blocks.FIRE.getBlockData());
-                         }
-                     }

paper-server/nms-patches/BlockStem.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/BlockStem.java
 +++ b/net/minecraft/server/BlockStem.java
-@@ -4,6 +4,8 @@
+@@ -3,6 +3,8 @@
  import java.util.Random;
  import javax.annotation.Nullable;
  
@@ -8,34 +8,30 @@
 +
  public class BlockStem extends BlockPlant implements IBlockFragilePlantElement {
  
-     public static final BlockStateInteger AGE = BlockStateInteger.of("age", 0, 7);
-@@ -54,7 +56,8 @@
+     public static final BlockStateInteger AGE = BlockProperties.V;
+@@ -33,14 +35,14 @@
  
                  if (i < 7) {
-                     iblockdata = iblockdata.set(BlockStem.AGE, Integer.valueOf(i + 1));
+                     iblockdata = (IBlockData) iblockdata.set(BlockStem.AGE, Integer.valueOf(i + 1));
 -                    world.setTypeAndData(blockposition, iblockdata, 2);
-+                    // world.setTypeAndData(blockposition, iblockdata, 2); // CraftBukkit
-+                    CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, toLegacyData(iblockdata)); // CraftBukkit
++                    CraftEventFactory.handleBlockGrowEvent(world, blockposition, iblockdata, 2); // CraftBukkit
                  } else {
-                     Iterator iterator = EnumDirection.EnumDirectionLimit.HORIZONTAL.iterator();
+                     EnumDirection enumdirection = EnumDirection.EnumDirectionLimit.HORIZONTAL.a(random);
+                     BlockPosition blockposition1 = blockposition.shift(enumdirection);
+                     Block block = world.getType(blockposition1.down()).getBlock();
  
-@@ -70,7 +73,8 @@
-                     Block block = world.getType(blockposition.down()).getBlock();
- 
-                     if (world.getType(blockposition).getBlock().material == Material.AIR && (block == Blocks.FARMLAND || block == Blocks.DIRT || block == Blocks.GRASS)) {
--                        world.setTypeUpdate(blockposition, this.blockFruit.getBlockData());
-+                        // world.setTypeUpdate(blockposition, this.blockFruit.getBlockData()); // CraftBukkit
-+                        CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this.blockFruit, 0); // CraftBukkit
+                     if (world.getType(blockposition1).isAir() && (block == Blocks.FARMLAND || block == Blocks.DIRT || block == Blocks.COARSE_DIRT || block == Blocks.PODZOL || block == Blocks.GRASS_BLOCK)) {
+-                        world.setTypeUpdate(blockposition1, this.blockFruit.getBlockData());
++                        CraftEventFactory.handleBlockGrowEvent(world, blockposition1, this.blockFruit.getBlockData()); // CraftBukkit
+                         world.setTypeUpdate(blockposition, (IBlockData) this.blockFruit.d().getBlockData().set(BlockFacingHorizontal.FACING, enumdirection));
                      }
                  }
-             }
-@@ -81,7 +85,8 @@
-     public void g(World world, BlockPosition blockposition, IBlockData iblockdata) {
-         int i = ((Integer) iblockdata.get(BlockStem.AGE)).intValue() + MathHelper.nextInt(world.random, 2, 5);
+@@ -94,7 +96,7 @@
+         int i = Math.min(7, ((Integer) iblockdata.get(BlockStem.AGE)).intValue() + MathHelper.nextInt(world.random, 2, 5));
+         IBlockData iblockdata1 = (IBlockData) iblockdata.set(BlockStem.AGE, Integer.valueOf(i));
  
--        world.setTypeAndData(blockposition, iblockdata.set(BlockStem.AGE, Integer.valueOf(Math.min(7, i))), 2);
-+        // world.setTypeAndData(blockposition, iblockdata.set(BlockStem.AGE, Integer.valueOf(Math.min(7, i))), 2);
-+        CraftEventFactory.handleBlockGrowEvent(world, blockposition.getX(), blockposition.getY(), blockposition.getZ(), this, Math.min(7, i)); // CraftBukkit
-     }
- 
-     public void dropNaturally(World world, BlockPosition blockposition, IBlockData iblockdata, float f, int i) {
+-        world.setTypeAndData(blockposition, iblockdata1, 2);
++        CraftEventFactory.handleBlockGrowEvent(world, blockposition, iblockdata1, 2); // CraftBukkit
+         if (i == 7) {
+             iblockdata1.a(world, blockposition, world.random);
+         }

paper-server/nms-patches/BlockTNT.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockTNT.java
 +++ b/net/minecraft/server/BlockTNT.java
-@@ -75,6 +75,11 @@
+@@ -72,6 +72,11 @@
              EntityArrow entityarrow = (EntityArrow) entity;
  
              if (entityarrow.isBurning()) {
 +                // CraftBukkit start
-+                if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entityarrow, blockposition, Blocks.AIR, 0).isCancelled()) {
++                if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entityarrow, blockposition, Blocks.AIR.getBlockData()).isCancelled()) {
 +                    return;
 +                }
 +                // CraftBukkit end
-                 this.a(world, blockposition, world.getType(blockposition).set(BlockTNT.EXPLODE, Boolean.valueOf(true)), entityarrow.shooter instanceof EntityLiving ? (EntityLiving) entityarrow.shooter : null);
+                 this.a(world, blockposition, entityarrow.shooter instanceof EntityLiving ? (EntityLiving) entityarrow.shooter : null);
                  world.setAir(blockposition);
              }

paper-server/nms-patches/BlockTallPlant.patch

@@ -1,14 +1,14 @@
 --- a/net/minecraft/server/BlockTallPlant.java
 +++ b/net/minecraft/server/BlockTallPlant.java
 @@ -48,6 +48,11 @@
+     }
  
-     protected void e(World world, BlockPosition blockposition, IBlockData iblockdata) {
-         if (!this.f(world, blockposition, iblockdata)) {
-+            // CraftBukkit start
-+            if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) {
-+                return;
-+            }
-+            // CraftBukkit end
-             boolean flag = iblockdata.get(BlockTallPlant.HALF) == BlockTallPlant.EnumTallPlantHalf.UPPER;
-             BlockPosition blockposition1 = flag ? blockposition : blockposition.up();
-             BlockPosition blockposition2 = flag ? blockposition.down() : blockposition;
+     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, EntityHuman entityhuman) {
++        // CraftBukkit start
++        if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) {
++            return;
++        }
++        // CraftBukkit end
+         BlockPropertyDoubleBlockHalf blockpropertydoubleblockhalf = (BlockPropertyDoubleBlockHalf) iblockdata.get(BlockTallPlant.HALF);
+         boolean flag = blockpropertydoubleblockhalf == BlockPropertyDoubleBlockHalf.LOWER;
+         BlockPosition blockposition1 = flag ? blockposition.up() : blockposition.down();

paper-server/nms-patches/BlockTrapdoor.patch

@@ -6,12 +6,12 @@
  import javax.annotation.Nullable;
 +import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
  
- public class BlockTrapdoor extends Block {
+ public class BlockTrapdoor extends BlockFacingHorizontal implements IFluidSource, IFluidContainer {
  
-@@ -91,6 +92,19 @@
+@@ -94,6 +95,19 @@
              boolean flag = world.isBlockIndirectlyPowered(blockposition);
  
-             if (flag || block.getBlockData().m()) {
+             if (flag != ((Boolean) iblockdata.get(BlockTrapdoor.c)).booleanValue()) {
 +                // CraftBukkit start
 +                org.bukkit.World bworld = world.getWorld();
 +                org.bukkit.block.Block bblock = bworld.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
@@ -19,12 +19,12 @@
 +                int power = bblock.getBlockPower();
 +                int oldPower = (Boolean) iblockdata.get(OPEN) ? 15 : 0;
 +
-+                if (oldPower == 0 ^ power == 0 || block.getBlockData().n()) {
++                if (oldPower == 0 ^ power == 0 || block.getBlockData().isPowerSource()) {
 +                    BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(bblock, oldPower, power);
 +                    world.getServer().getPluginManager().callEvent(eventRedstone);
 +                    flag = eventRedstone.getNewCurrent() > 0;
 +                }
 +                // CraftBukkit end
-                 boolean flag1 = ((Boolean) iblockdata.get(BlockTrapdoor.OPEN)).booleanValue();
- 
-                 if (flag1 != flag) {
+                 if (((Boolean) iblockdata.get(BlockTrapdoor.OPEN)).booleanValue() != flag) {
+                     iblockdata = (IBlockData) iblockdata.set(BlockTrapdoor.OPEN, Boolean.valueOf(flag));
+                     this.a((EntityHuman) null, world, blockposition, flag);

paper-server/nms-patches/BlockTripwire.patch

@@ -1,15 +1,15 @@
 --- a/net/minecraft/server/BlockTripwire.java
 +++ b/net/minecraft/server/BlockTripwire.java
 @@ -5,6 +5,8 @@
+ import java.util.Map;
  import java.util.Random;
- import javax.annotation.Nullable;
  
 +import org.bukkit.event.entity.EntityInteractEvent; // CraftBukkit
 +
  public class BlockTripwire extends Block {
  
-     public static final BlockStateBoolean POWERED = BlockStateBoolean.of("powered");
-@@ -138,6 +140,40 @@
+     public static final BlockStateBoolean POWERED = BlockProperties.t;
+@@ -134,6 +136,40 @@
              }
          }
  
@@ -48,5 +48,5 @@
 +        // CraftBukkit end
 +
          if (flag1 != flag) {
-             iblockdata = iblockdata.set(BlockTripwire.POWERED, Boolean.valueOf(flag1));
+             iblockdata = (IBlockData) iblockdata.set(BlockTripwire.POWERED, Boolean.valueOf(flag1));
              world.setTypeAndData(blockposition, iblockdata, 3);

paper-server/nms-patches/BlockTripwireHook.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/BlockTripwireHook.java
 +++ b/net/minecraft/server/BlockTripwireHook.java
-@@ -5,6 +5,8 @@
+@@ -4,6 +4,8 @@
  import java.util.Random;
  import javax.annotation.Nullable;
  
@@ -9,7 +9,7 @@
  public class BlockTripwireHook extends Block {
  
      public static final BlockStateDirection FACING = BlockFacingHorizontal.FACING;
-@@ -160,6 +162,17 @@
+@@ -137,6 +139,17 @@
              this.a(world, blockposition1, flag4, flag5, flag2, flag3);
          }
  
@@ -26,4 +26,4 @@
 +
          this.a(world, blockposition, flag4, flag5, flag2, flag3);
          if (!flag) {
-             world.setTypeAndData(blockposition, iblockdata3.set(BlockTripwireHook.FACING, enumdirection), 3);
+             world.setTypeAndData(blockposition, (IBlockData) iblockdata3.set(BlockTripwireHook.FACING, enumdirection), 3);

paper-server/nms-patches/BlockVine.patch

@@ -1,71 +1,59 @@
 --- a/net/minecraft/server/BlockVine.java
 +++ b/net/minecraft/server/BlockVine.java
-@@ -4,6 +4,8 @@
- import java.util.Random;
+@@ -7,6 +7,8 @@
+ import java.util.function.Predicate;
  import javax.annotation.Nullable;
  
 +import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
 +
  public class BlockVine extends Block {
  
-     public static final BlockStateBoolean UP = BlockStateBoolean.of("up");
-@@ -177,7 +179,13 @@
-                     }
+     public static final BlockStateBoolean UP = BlockSprawling.q;
+@@ -183,20 +185,24 @@
+                             BlockPosition blockposition3 = blockposition2.shift(enumdirection1);
+                             BlockPosition blockposition4 = blockposition2.shift(enumdirection2);
  
-                     if (((Boolean) iblockdata1.get(BlockVine.NORTH)).booleanValue() || ((Boolean) iblockdata1.get(BlockVine.EAST)).booleanValue() || ((Boolean) iblockdata1.get(BlockVine.SOUTH)).booleanValue() || ((Boolean) iblockdata1.get(BlockVine.WEST)).booleanValue()) {
--                        world.setTypeAndData(blockposition1, iblockdata1, 2);
-+                        // CraftBukkit start - Call BlockSpreadEvent
-+                        // world.setTypeAndData(blockposition1, iblockdata1, 2);
-+                        BlockPosition target = blockposition1;
-+                        org.bukkit.block.Block source = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                        org.bukkit.block.Block block = world.getWorld().getBlockAt(target.getX(), target.getY(), target.getZ());
-+                        CraftEventFactory.handleBlockSpreadEvent(block, source, this, toLegacyData(iblockdata1));
-+                        // CraftBukkit end
-                     }
- 
-                 } else {
-@@ -198,15 +206,26 @@
-                                 BlockPosition blockposition3 = blockposition2.shift(enumdirection2);
-                                 BlockPosition blockposition4 = blockposition2.shift(enumdirection3);
- 
-+                                // CraftBukkit start - Call BlockSpreadEvent
-+                                org.bukkit.block.Block source = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                                org.bukkit.block.Block bukkitBlock = world.getWorld().getBlockAt(blockposition2.getX(), blockposition2.getY(), blockposition2.getZ());
++                            // CraftBukkit start - Call BlockSpreadEvent
++                            BlockPosition source = blockposition;
 +
-                                 if (flag2 && this.a(world, blockposition3.shift(enumdirection2), enumdirection2)) {
--                                    world.setTypeAndData(blockposition2, this.getBlockData().set(getDirection(enumdirection2), Boolean.valueOf(true)), 2);
-+                                    // world.setTypeAndData(blockposition2, this.getBlockData().set(getDirection(enumdirection2), Boolean.valueOf(true)), 2);
-+                                    CraftEventFactory.handleBlockSpreadEvent(bukkitBlock, source, this, toLegacyData(this.getBlockData().set(getDirection(enumdirection2), Boolean.valueOf(true))));
-                                 } else if (flag3 && this.a(world, blockposition4.shift(enumdirection3), enumdirection3)) {
--                                    world.setTypeAndData(blockposition2, this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true)), 2);
-+                                    // world.setTypeAndData(blockposition2, this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true)), 2);
-+                                    CraftEventFactory.handleBlockSpreadEvent(bukkitBlock, source, this, toLegacyData(this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true))));
-                                 } else if (flag2 && world.isEmpty(blockposition3) && this.a(world, blockposition3, enumdirection)) {
--                                    world.setTypeAndData(blockposition3, this.getBlockData().set(getDirection(enumdirection.opposite()), Boolean.valueOf(true)), 2);
-+                                    // world.setTypeAndData(blockposition3, this.getBlockData().set(getDirection(enumdirection.opposite()), Boolean.valueOf(true)), 2);
-+                                    bukkitBlock = world.getWorld().getBlockAt(blockposition3.getX(), blockposition3.getY(), blockposition3.getZ());
-+                                    CraftEventFactory.handleBlockSpreadEvent(bukkitBlock, source, this, toLegacyData(this.getBlockData().set(getDirection(enumdirection.opposite()), Boolean.valueOf(true))));
-                                 } else if (flag3 && world.isEmpty(blockposition4) && this.a(world, blockposition4, enumdirection)) {
--                                    world.setTypeAndData(blockposition4, this.getBlockData().set(getDirection(enumdirection.opposite()), Boolean.valueOf(true)), 2);
-+                                    // world.setTypeAndData(blockposition4, this.getBlockData().set(getDirection(enumdirection.opposite()), Boolean.valueOf(true)), 2);
-+                                    bukkitBlock = world.getWorld().getBlockAt(blockposition4.getX(), blockposition4.getY(), blockposition4.getZ());
-+                                    CraftEventFactory.handleBlockSpreadEvent(bukkitBlock, source, this, toLegacyData(this.getBlockData().set(getDirection(enumdirection.opposite()), Boolean.valueOf(true))));
+                             if (flag && this.b(world, blockposition3, enumdirection1)) {
+-                                world.setTypeAndData(blockposition2, (IBlockData) this.getBlockData().set(getDirection(enumdirection1), Boolean.valueOf(true)), 2);
++                                CraftEventFactory.handleBlockSpreadEvent(world, source, blockposition2, (IBlockData) this.getBlockData().set(getDirection(enumdirection1), Boolean.valueOf(true)), 2);
+                             } else if (flag1 && this.b(world, blockposition4, enumdirection2)) {
+-                                world.setTypeAndData(blockposition2, (IBlockData) this.getBlockData().set(getDirection(enumdirection2), Boolean.valueOf(true)), 2);
++                                CraftEventFactory.handleBlockSpreadEvent(world, source, blockposition2, (IBlockData) this.getBlockData().set(getDirection(enumdirection2), Boolean.valueOf(true)), 2);
+                             } else {
+                                 EnumDirection enumdirection3 = enumdirection.opposite();
+ 
+                                 if (flag && world.isEmpty(blockposition3) && this.b(world, blockposition.shift(enumdirection1), enumdirection3)) {
+-                                    world.setTypeAndData(blockposition3, (IBlockData) this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true)), 2);
++                                    CraftEventFactory.handleBlockSpreadEvent(world, source, blockposition3, (IBlockData) this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true)), 2);
+                                 } else if (flag1 && world.isEmpty(blockposition4) && this.b(world, blockposition.shift(enumdirection2), enumdirection3)) {
+-                                    world.setTypeAndData(blockposition4, (IBlockData) this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true)), 2);
++                                    CraftEventFactory.handleBlockSpreadEvent(world, source, blockposition4, (IBlockData) this.getBlockData().set(getDirection(enumdirection3), Boolean.valueOf(true)), 2);
+                                 } else if ((double) world.random.nextFloat() < 0.05D && this.b(world, blockposition2.up(), EnumDirection.UP)) {
+-                                    world.setTypeAndData(blockposition2, (IBlockData) this.getBlockData().set(BlockVine.UP, Boolean.valueOf(true)), 2);
++                                    CraftEventFactory.handleBlockSpreadEvent(world, source, blockposition2, (IBlockData) this.getBlockData().set(BlockVine.UP, Boolean.valueOf(true)), 2);
                                  }
 +                                // CraftBukkit end
-                             } else if (iblockdata2.d(world, blockposition2, enumdirection) == EnumBlockFaceShape.SOLID) {
-                                 world.setTypeAndData(blockposition, iblockdata.set(getDirection(enumdirection), Boolean.valueOf(true)), 2);
                              }
-@@ -233,7 +252,12 @@
-                                 }
+                         } else if (this.b(world, blockposition2, enumdirection)) {
+                             world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(getDirection(enumdirection), Boolean.valueOf(true)), 2);
+@@ -226,7 +232,7 @@
+                             }
  
-                                 if (((Boolean) iblockdata3.get(BlockVine.NORTH)).booleanValue() || ((Boolean) iblockdata3.get(BlockVine.EAST)).booleanValue() || ((Boolean) iblockdata3.get(BlockVine.SOUTH)).booleanValue() || ((Boolean) iblockdata3.get(BlockVine.WEST)).booleanValue()) {
--                                    world.setTypeAndData(blockposition2, iblockdata3, 2);
-+                                    // CraftBukkit start - Call BlockSpreadEvent
-+                                    // world.setTypeAndData(blockposition2, iblockdata3, 2);
-+                                    org.bukkit.block.Block source = world.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ());
-+                                    org.bukkit.block.Block bukkitBlock = world.getWorld().getBlockAt(blockposition2.getX(), blockposition2.getY(), blockposition2.getZ());
-+                                    CraftEventFactory.handleBlockSpreadEvent(bukkitBlock, source, this, toLegacyData(iblockdata3));
-+                                    // CraftBukkit end
-                                 }
-                             } else if (block == this) {
-                                 iblockdata3 = iblockdata2;
+                             if (this.x(iblockdata3)) {
+-                                world.setTypeAndData(blockposition1, iblockdata3, 2);
++                                CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition1, iblockdata3, 2); // CraftBukkit
+                             }
+ 
+                             return;
+@@ -241,7 +247,7 @@
+                             IBlockData iblockdata5 = this.a(iblockdata, iblockdata4, random);
+ 
+                             if (iblockdata4 != iblockdata5 && this.x(iblockdata5)) {
+-                                world.setTypeAndData(blockposition2, iblockdata5, 2);
++                                CraftEventFactory.handleBlockSpreadEvent(world, blockposition, blockposition2, iblockdata5, 2); // CraftBukkit
+                             }
+                         }
+                     }

paper-server/nms-patches/BlockWaterLily.patch

@@ -1,11 +1,11 @@
 --- a/net/minecraft/server/BlockWaterLily.java
 +++ b/net/minecraft/server/BlockWaterLily.java
-@@ -20,7 +20,7 @@
+@@ -10,7 +10,7 @@
  
-     public void a(World world, BlockPosition blockposition, IBlockData iblockdata, Entity entity) {
-         super.a(world, blockposition, iblockdata, entity);
+     public void a(IBlockData iblockdata, World world, BlockPosition blockposition, Entity entity) {
+         super.a(iblockdata, world, blockposition, entity);
 -        if (entity instanceof EntityBoat) {
-+        if (entity instanceof EntityBoat && !org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, Blocks.AIR, 0).isCancelled()) { // CraftBukkit
++        if (entity instanceof EntityBoat && !org.bukkit.craftbukkit.event.CraftEventFactory.callEntityChangeBlockEvent(entity, blockposition, Blocks.AIR.getBlockData()).isCancelled()) { // CraftBukkit
              world.setAir(new BlockPosition(blockposition), true);
          }
  

paper-server/nms-patches/BlockWitherSkull.patch

@@ -0,0 +1,66 @@
+--- a/net/minecraft/server/BlockWitherSkull.java
++++ b/net/minecraft/server/BlockWitherSkull.java
+@@ -3,6 +3,11 @@
+ import java.util.Iterator;
+ import javax.annotation.Nullable;
+ 
++// CraftBukkit start
++import org.bukkit.craftbukkit.util.BlockStateListPopulator;
++import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
++// CraftBukkit end
++
+ public class BlockWitherSkull extends BlockSkull {
+ 
+     private static ShapeDetector c;
+@@ -23,6 +28,7 @@
+     }
+ 
+     public static void a(World world, BlockPosition blockposition, TileEntitySkull tileentityskull) {
++        if (world.captureBlockStates) return; // CraftBukkit
+         Block block = tileentityskull.getBlock().getBlock();
+         boolean flag = block == Blocks.WITHER_SKELETON_SKULL || block == Blocks.WITHER_SKELETON_WALL_SKULL;
+ 
+@@ -31,6 +37,8 @@
+             ShapeDetector.ShapeDetectorCollection shapedetector_shapedetectorcollection = shapedetector.a(world, blockposition);
+ 
+             if (shapedetector_shapedetectorcollection != null) {
++                // CraftBukkit start - Use BlockStateListPopulator
++                BlockStateListPopulator blockList = new BlockStateListPopulator(world);
+                 int i;
+ 
+                 for (i = 0; i < 3; ++i) {
+@@ -39,7 +47,7 @@
+ 
+                 for (i = 0; i < shapedetector.c(); ++i) {
+                     for (int j = 0; j < shapedetector.b(); ++j) {
+-                        world.setTypeAndData(shapedetector_shapedetectorcollection.a(i, j, 0).getPosition(), Blocks.AIR.getBlockData(), 2);
++                        blockList.setTypeAndData(shapedetector_shapedetectorcollection.a(i, j, 0).getPosition(), Blocks.AIR.getBlockData(), 2); // CraftBukkit
+                     }
+                 }
+ 
+@@ -50,6 +58,16 @@
+                 entitywither.setPositionRotation((double) blockposition2.getX() + 0.5D, (double) blockposition2.getY() + 0.55D, (double) blockposition2.getZ() + 0.5D, shapedetector_shapedetectorcollection.getFacing().k() == EnumDirection.EnumAxis.X ? 0.0F : 90.0F, 0.0F);
+                 entitywither.aQ = shapedetector_shapedetectorcollection.getFacing().k() == EnumDirection.EnumAxis.X ? 0.0F : 90.0F;
+                 entitywither.l();
++                // CraftBukkit start
++                if (!world.addEntity(entitywither, SpawnReason.BUILD_WITHER)) {
++                    // Restore drop status from above
++                    for (i = 0; i < 3; ++i) {
++                        TileEntitySkull.setShouldDrop(world, shapedetector_shapedetectorcollection.a(i, 0, 0).getPosition(), true);
++                    }
++                    return;
++                }
++                blockList.updateList();
++                // CraftBukkit end
+                 Iterator iterator = world.a(EntityPlayer.class, entitywither.getBoundingBox().g(50.0D)).iterator();
+ 
+                 while (iterator.hasNext()) {
+@@ -58,7 +76,7 @@
+                     CriterionTriggers.n.a(entityplayer, (Entity) entitywither);
+                 }
+ 
+-                world.addEntity(entitywither);
++                // world.addEntity(entitywither); // CraftBukkit - moved up
+ 
+                 int k;
+ 

paper-server/nms-patches/ChatBaseComponent.patch

@@ -1,11 +0,0 @@
---- a/net/minecraft/server/ChatBaseComponent.java
-+++ b/net/minecraft/server/ChatBaseComponent.java
-@@ -112,7 +112,7 @@
-     }
- 
-     public int hashCode() {
--        return 31 * this.b.hashCode() + this.a.hashCode();
-+        return 31 * this.getChatModifier().hashCode() + this.a.hashCode(); // CraftBukkit - fix null pointer
-     }
- 
-     public String toString() {

paper-server/nms-patches/ChatModifier.patch

@@ -1,45 +0,0 @@
---- a/net/minecraft/server/ChatModifier.java
-+++ b/net/minecraft/server/ChatModifier.java
-@@ -263,16 +263,18 @@
-     }
- 
-     public int hashCode() {
--        int i = this.b.hashCode();
-+        // CraftBukkit start - fix npe
-+        int i = b == null ? 0 : this.b.hashCode();
- 
--        i = 31 * i + this.c.hashCode();
--        i = 31 * i + this.d.hashCode();
--        i = 31 * i + this.e.hashCode();
--        i = 31 * i + this.f.hashCode();
--        i = 31 * i + this.g.hashCode();
--        i = 31 * i + this.h.hashCode();
--        i = 31 * i + this.i.hashCode();
--        i = 31 * i + this.j.hashCode();
-+        i = 31 * i + (c == null ? 0 : this.c.hashCode());
-+        i = 31 * i + (d == null ? 0 : this.d.hashCode());
-+        i = 31 * i + (e == null ? 0 : this.e.hashCode());
-+        i = 31 * i + (f == null ? 0 : this.f.hashCode());
-+        i = 31 * i + (g == null ? 0 : this.g.hashCode());
-+        i = 31 * i + (h == null ? 0 : this.h.hashCode());
-+        i = 31 * i + (this.i == null ? 0 : this.i.hashCode());
-+        i = 31 * i + (j == null ? 0 : this.j.hashCode());
-+        // CraftBukkit end
-         return i;
-     }
- 
-@@ -441,12 +443,12 @@
-         }
- 
-         @Nullable
--        public JsonElement serialize(Object object, Type type, JsonSerializationContext jsonserializationcontext) {
-+        public JsonElement serialize(ChatModifier object, Type type, JsonSerializationContext jsonserializationcontext) { // CraftBukkit - fix decompile error
-             return this.a((ChatModifier) object, type, jsonserializationcontext);
-         }
- 
-         @Nullable
--        public Object deserialize(JsonElement jsonelement, Type type, JsonDeserializationContext jsondeserializationcontext) throws JsonParseException {
-+        public ChatModifier deserialize(JsonElement jsonelement, Type type, JsonDeserializationContext jsondeserializationcontext) throws JsonParseException { // CraftBukkit - fix decompile error
-             return this.a(jsonelement, type, jsondeserializationcontext);
-         }
-     }

paper-server/nms-patches/Chunk.patch

@@ -1,18 +1,17 @@
 --- a/net/minecraft/server/Chunk.java
 +++ b/net/minecraft/server/Chunk.java
-@@ -14,6 +14,9 @@
+@@ -23,6 +23,8 @@
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
 +import com.google.common.collect.Lists; // CraftBukkit
-+import org.bukkit.Server; // CraftBukkit
 +
- public class Chunk {
+ public class Chunk implements IChunkAccess {
  
      private static final Logger e = LogManager.getLogger();
-@@ -42,6 +45,35 @@
-     private final ConcurrentLinkedQueue<BlockPosition> y;
-     public boolean d;
+@@ -58,6 +60,35 @@
+     private int E;
+     private final AtomicInteger F;
  
 +    // CraftBukkit start - Neighbor loaded cache for chunk lighting and entity ticking
 +    private int neighbors = 0x1 << 12;
@@ -43,13 +42,13 @@
 +    }
 +    // CraftBukkit end
 +
-     public Chunk(World world, int i, int j) {
+     public Chunk(World world, int i, int j, BiomeBase[] abiomebase, ChunkConverter chunkconverter, TickList<Block> ticklist, TickList<FluidType> ticklist1, long k) {
          this.sections = new ChunkSection[16];
-         this.g = new byte[256];
-@@ -62,8 +94,15 @@
- 
-         Arrays.fill(this.h, -999);
-         Arrays.fill(this.g, (byte) -1);
+         this.h = new boolean[256];
+@@ -95,8 +126,16 @@
+         this.t = ticklist;
+         this.u = ticklist1;
+         this.A = k;
 +        // CraftBukkit start
 +        this.bukkitChunk = new org.bukkit.craftbukkit.CraftChunk(this);
 +        this.chunkKey = ChunkCoordIntPair.a(this.locX, this.locZ);
@@ -57,22 +56,41 @@
  
 +    public org.bukkit.Chunk bukkitChunk;
 +    public boolean mustSave;
++    public boolean newChunk;
 +    // CraftBukkit end
 +
-     public Chunk(World world, ChunkSnapshot chunksnapshot, int i, int j) {
-         this(world, i, j);
-         boolean flag = true;
-@@ -467,7 +506,8 @@
+     public Chunk(World world, ProtoChunk protochunk, int i, int j) {
+         this(world, i, j, protochunk.getBiomeIndex(), protochunk.v(), protochunk.n(), protochunk.o(), protochunk.m());
+ 
+@@ -136,14 +175,15 @@
+             HeightMap.Type heightmap_type = (HeightMap.Type) iterator.next();
+ 
+             if (heightmap_type.c() == HeightMap.Use.LIVE_WORLD) {
+-                ((HeightMap) this.heightMap.computeIfAbsent(heightmap_type, (heightmap_type) -> {
+-                    return new HeightMap(this, heightmap_type);
++                ((HeightMap) this.heightMap.computeIfAbsent(heightmap_type, (heightmap_type1) -> { // CraftBukkit - decompile error
++                    return new HeightMap(this, heightmap_type1); // CraftBukkit - decompile error
+                 })).a(protochunk.b(heightmap_type).b());
+             }
+         }
+ 
+         this.y = true;
+         this.a(ChunkStatus.FULLCHUNK);
++        this.newChunk = true; // CraftBukkit
+     }
+ 
+     public Set<BlockPosition> t() {
+@@ -474,7 +514,8 @@
                      }
                  }
  
--                if (!this.world.isClientSide && block1 != block) {
+-                if (!this.world.isClientSide) {
 +                // CraftBukkit - Don't place while processing the BlockPlaceEvent, unless it's a BlockContainer. Prevents blocks such as TNT from activating when cancelled.
-+                if (!this.world.isClientSide && block1 != block  && (!this.world.captureBlockStates || block instanceof BlockTileEntity)) {
-                     block.onPlace(this.world, blockposition, iblockdata);
++                if (!this.world.isClientSide && (!this.world.captureBlockStates || block instanceof BlockTileEntity)) {
+                     iblockdata.onPlace(this.world, blockposition, iblockdata1);
                  }
  
-@@ -604,7 +644,15 @@
+@@ -654,7 +695,15 @@
  
      @Nullable
      public TileEntity a(BlockPosition blockposition, Chunk.EnumTileEntityState chunk_enumtileentitystate) {
@@ -89,21 +107,21 @@
  
          if (tileentity == null) {
              if (chunk_enumtileentitystate == Chunk.EnumTileEntityState.IMMEDIATE) {
-@@ -639,6 +687,13 @@
+@@ -689,6 +738,13 @@
  
-             tileentity.A();
+             tileentity.z();
              this.tileEntities.put(blockposition, tileentity);
 +            // CraftBukkit start
 +        } else {
 +            System.out.println("Attempted to place a tile entity (" + tileentity + ") at " + tileentity.position.getX() + "," + tileentity.position.getY() + "," + tileentity.position.getZ()
-+                + " (" + org.bukkit.craftbukkit.util.CraftMagicNumbers.getMaterial(getBlockData(blockposition).getBlock()) + ") where there was no entity tile!");
++                + " (" + getType(blockposition) + ") where there was no entity tile!");
 +            System.out.println("Chunk coordinates: " + (this.locX * 16) + "," + (this.locZ * 16));
 +            new Exception().printStackTrace();
 +            // CraftBukkit end
          }
      }
  
-@@ -681,9 +736,21 @@
+@@ -735,9 +791,21 @@
          int i = aentityslice.length;
  
          for (int j = 0; j < i; ++j) {
@@ -127,80 +145,49 @@
          }
  
      }
-@@ -745,8 +812,8 @@
+@@ -799,8 +867,8 @@
              while (iterator.hasNext()) {
                  Entity entity = (Entity) iterator.next();
  
--                if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.apply(entity))) {
+-                if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.test(entity))) {
 -                    list.add(entity);
-+                if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.apply((T) entity))) { // CraftBukkit - fix decompile error
++                if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.test((T) entity))) { // CraftBukkit - fix decompile error
 +                    list.add((T) entity); // Fix decompile error
                  }
              }
          }
-@@ -773,7 +840,34 @@
-         return false;
+@@ -1006,13 +1074,13 @@
+ 
+     @Nullable
+     public LongSet b(String s) {
+-        return (LongSet) this.r.computeIfAbsent(s, (s) -> {
++        return (LongSet) this.r.computeIfAbsent(s, (s1) -> { // CraftBukkit - decompile error
+             return new LongOpenHashSet();
+         });
      }
  
--    public void loadNearby(IChunkProvider ichunkprovider, ChunkGenerator chunkgenerator) {
-+    // CraftBukkit start
-+    public void loadNearby(IChunkProvider ichunkprovider, ChunkGenerator chunkgenerator, boolean newChunk) {
-+        Server server = world.getServer();
-+        if (server != null) {
-+            /*
-+             * If it's a new world, the first few chunks are generated inside
-+             * the World constructor. We can't reliably alter that, so we have
-+             * no way of creating a CraftWorld/CraftServer at that point.
-+             */
-+            server.getPluginManager().callEvent(new org.bukkit.event.world.ChunkLoadEvent(bukkitChunk, newChunk));
-+        }
-+
-+        // Update neighbor counts
-+        for (int x = -2; x < 3; x++) {
-+            for (int z = -2; z < 3; z++) {
-+                if (x == 0 && z == 0) {
-+                    continue;
-+                }
-+
-+                Chunk neighbor = getWorld().getChunkIfLoaded(locX + x, locZ + z);
-+                if (neighbor != null) {
-+                    neighbor.setNeighborLoaded(-x, -z);
-+                    setNeighborLoaded(x, z);
-+                }
-+            }
-+        }
-+        // CraftBukkit end
-+
-         Chunk chunk = ichunkprovider.getLoadedChunkAt(this.locX, this.locZ - 1);
-         Chunk chunk1 = ichunkprovider.getLoadedChunkAt(this.locX + 1, this.locZ);
-         Chunk chunk2 = ichunkprovider.getLoadedChunkAt(this.locX, this.locZ + 1);
-@@ -809,6 +903,29 @@
-         } else {
-             this.o();
-             chunkgenerator.recreateStructures(this.locX, this.locZ);
-+
-+            // CraftBukkit start
-+            BlockSand.instaFall = true;
-+            Random random = new Random();
-+            random.setSeed(world.getSeed());
-+            long xRand = random.nextLong() / 2L * 2L + 1L;
-+            long zRand = random.nextLong() / 2L * 2L + 1L;
-+            random.setSeed((long) locX * xRand + (long) locZ * zRand ^ world.getSeed());
-+
-+            org.bukkit.World world = this.world.getWorld();
-+            if (world != null) {
-+                this.world.populating = true;
-+                try {
-+                    for (org.bukkit.generator.BlockPopulator populator : world.getPopulators()) {
-+                        populator.populate(world, random, bukkitChunk);
-+                    }
-+                } finally {
-+                    this.world.populating = false;
-+                }
-+            }
-+            BlockSand.instaFall = false;
-+            this.world.getServer().getPluginManager().callEvent(new org.bukkit.event.world.ChunkPopulateEvent(bukkitChunk));
-+            // CraftBukkit end
-             this.markDirty();
-         }
+     public void a(String s, long i) {
+-        ((LongSet) this.r.computeIfAbsent(s, (s) -> {
++        ((LongSet) this.r.computeIfAbsent(s, (s1) -> { // CraftBukkit - decompile error
+             return new LongOpenHashSet();
+         })).add(i);
+     }
+@@ -1061,14 +1129,14 @@
+             }
+ 
+             if (this.t instanceof ProtoChunkTickList) {
+-                ((ProtoChunkTickList) this.t).a(this.world.I(), (blockposition) -> {
+-                    return this.world.getType(blockposition).getBlock();
++                ((ProtoChunkTickList<Block>) this.t).a(this.world.I(), (blockposition1) -> { // CraftBukkit - decompile error
++                    return this.world.getType(blockposition1).getBlock();
+                 });
+             }
+ 
+             if (this.u instanceof ProtoChunkTickList) {
+-                ((ProtoChunkTickList) this.u).a(this.world.H(), (blockposition) -> {
+-                    return this.world.b(blockposition).c();
++                ((ProtoChunkTickList<FluidType>) this.u).a(this.world.H(), (blockposition1) -> { // CraftBukkit - decompile error
++                    return this.world.b(blockposition1).c();
+                 });
+             }
  

paper-server/nms-patches/ChunkMap.patch

@@ -0,0 +1,88 @@
+--- a/net/minecraft/server/ChunkMap.java
++++ b/net/minecraft/server/ChunkMap.java
+@@ -31,6 +31,54 @@
+             }
+         }
+ 
++        org.bukkit.Server server = chunk.world.getServer();
++        if (server != null) {
++            /*
++             * If it's a new world, the first few chunks are generated inside
++             * the World constructor. We can't reliably alter that, so we have
++             * no way of creating a CraftWorld/CraftServer at that point.
++             */
++            server.getPluginManager().callEvent(new org.bukkit.event.world.ChunkLoadEvent(chunk.bukkitChunk, chunk.newChunk));
++        }
++
++        // Update neighbor counts
++        for (int x = -2; x < 3; x++) {
++            for (int z = -2; z < 3; z++) {
++                if (x == 0 && z == 0) {
++                    continue;
++                }
++
++                Chunk neighbor = this.get(ChunkCoordIntPair.a(chunkcoordintpair.x + x, chunkcoordintpair.z + z));
++                if (neighbor != null) {
++                    neighbor.setNeighborLoaded(-x, -z);
++                    chunk.setNeighborLoaded(x, z);
++                }
++            }
++        }
++
++        if (chunk.newChunk) {
++            BlockSand.instaFall = true;
++            java.util.Random random = new java.util.Random();
++            random.setSeed(chunk.world.getSeed());
++            long xRand = random.nextLong() / 2L * 2L + 1L;
++            long zRand = random.nextLong() / 2L * 2L + 1L;
++            random.setSeed((long) chunk.locX * xRand + (long) chunk.locZ * zRand ^ chunk.world.getSeed());
++
++            org.bukkit.World world = chunk.world.getWorld();
++            if (world != null) {
++                chunk.world.populating = true;
++                try {
++                    for (org.bukkit.generator.BlockPopulator populator : world.getPopulators()) {
++                        populator.populate(world, random, chunk.bukkitChunk);
++                    }
++                } finally {
++                    chunk.world.populating = false;
++                }
++            }
++            BlockSand.instaFall = false;
++            chunk.world.getServer().getPluginManager().callEvent(new org.bukkit.event.world.ChunkPopulateEvent(chunk.bukkitChunk));
++        }
++
+         return chunk1;
+     }
+ 
+@@ -69,23 +117,25 @@
+         throw new RuntimeException("Not yet implemented");
+     }
+ 
+-    public Object remove(Object object) {
++    // CraftBukkit start - decompile errors
++    public Chunk remove(Object object) {
+         return this.a(object);
+     }
+ 
+-    public Object remove(long i) {
++    public Chunk remove(long i) {
+         return this.a(i);
+     }
+ 
+-    public Object put(Long olong, Object object) {
++    public Chunk put(Long olong, Chunk object) {
+         return this.a(olong, (Chunk) object);
+     }
+ 
+-    public Object put(long i, Object object) {
++    public Chunk put(long i, Chunk object) {
+         return this.a(i, (Chunk) object);
+     }
+ 
+-    public Object put(Object object, Object object1) {
++    public Object put(Object object, Chunk object1) {
+         return this.a((Long) object, (Chunk) object1);
+     }
++    // CraftBukkit end
+ }

paper-server/nms-patches/ChunkProviderGenerate.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/ChunkProviderGenerate.java
 +++ b/net/minecraft/server/ChunkProviderGenerate.java
-@@ -234,6 +234,11 @@
+@@ -166,6 +166,11 @@
                              f5 = 1.0F + f5 * 2.0F;
                              f6 = 1.0F + f6 * 4.0F;
                          }
@@ -10,5 +10,14 @@
 +                        }
 +                        // CraftBukkit end
  
-                         float f7 = this.r[l1 + 2 + (i2 + 2) * 5] / (f5 + 2.0F);
+                         float f7 = this.o[l1 + 2 + (i2 + 2) * 5] / (f5 + 2.0F);
  
+@@ -267,7 +272,7 @@
+         return this.a.getSeaLevel() + 1;
+     }
+ 
+-    public GeneratorSettings getSettings() {
++    public GeneratorSettingsOverworld getSettings() { // CraftBukkit - decompile error
+         return this.f();
+     }
+ }

paper-server/nms-patches/ChunkProviderServer.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/ChunkProviderServer.java
 +++ b/net/minecraft/server/ChunkProviderServer.java
-@@ -15,6 +15,11 @@
+@@ -20,6 +20,11 @@
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
@@ -12,40 +12,31 @@
  public class ChunkProviderServer implements IChunkProvider {
  
      private static final Logger a = LogManager.getLogger();
-@@ -70,19 +75,82 @@
-         Chunk chunk = this.getLoadedChunkAt(i, j);
+@@ -35,7 +40,7 @@
+         this.world = worldserver;
+         this.chunkLoader = ichunkloader;
+         this.chunkGenerator = chunkgenerator;
+-        this.f = new ChunkTaskScheduler(2, worldserver, chunkgenerator, ichunkloader, iasynctaskhandler);
++        this.f = new ChunkTaskScheduler(0, worldserver, chunkgenerator, ichunkloader, iasynctaskhandler); // CraftBukkit - very buggy, broken in lots of __subtle__ ways. Same goes for async chunk loading. Also Bukkit API / plugins can't handle async events at all anyway.
+         this.g = new SchedulerBatch(this.f);
+     }
+ 
+@@ -77,9 +82,10 @@
+     @Nullable
+     private Chunk loadChunkAt(int i, int j) {
+         try {
+-            Chunk chunk = this.chunkLoader.a(this.world, i, j, (chunk) -> {
+-                chunk.setLastSaved(this.world.getTime());
+-                this.chunks.put(ChunkCoordIntPair.a(i, j), chunk);
++            // CraftBukkit - decompile error
++            Chunk chunk = this.chunkLoader.a(this.world, i, j, (chunk1) -> {
++                chunk1.setLastSaved(this.world.getTime());
++                this.chunks.put(ChunkCoordIntPair.a(i, j), chunk1);
+             });
  
-         if (chunk == null) {
-+            // CraftBukkit start
-+            ChunkRegionLoader loader = null;
-+
-+            if (this.chunkLoader instanceof ChunkRegionLoader) {
-+                loader = (ChunkRegionLoader) this.chunkLoader;
-+            }
-+            if (loader != null && loader.chunkExists(i, j)) {
-+                chunk = ChunkIOExecutor.syncChunkLoad(world, loader, this, i, j);
-+            }
-+        }
-+
-+        return chunk;
-+    }
-+
-+    @Nullable
-+    public Chunk originalGetOrLoadChunkAt(int i, int j) {
-+        // CraftBukkit end
-+        Chunk chunk = this.getLoadedChunkAt(i, j);
-+
-+        if (chunk == null) {
-             chunk = this.loadChunk(i, j);
              if (chunk != null) {
-                 this.chunks.put(ChunkCoordIntPair.a(i, j), chunk);
-                 chunk.addEntities();
--                chunk.loadNearby(this, this.chunkGenerator);
-+                chunk.loadNearby(this, this.chunkGenerator, false); // CraftBukkit
-             }
+@@ -104,6 +110,12 @@
          }
- 
-         return chunk;
      }
  
 +    // CraftBukkit start
@@ -55,74 +46,27 @@
 +    // CraftBukkit end
 +
      public Chunk getChunkAt(int i, int j) {
--        Chunk chunk = this.getOrLoadChunkAt(i, j);
-+        return getChunkAt(i, j, null);
-+    }
-+
-+    public Chunk getChunkAt(int i, int j, Runnable runnable) {
-+        return getChunkAt(i, j, runnable, true);
-+    }
-+
-+    public Chunk getChunkAt(int i, int j, Runnable runnable, boolean generate) {
-+        Chunk chunk = getLoadedChunkAt(i, j);
-+        ChunkRegionLoader loader = null;
-+
-+        if (this.chunkLoader instanceof ChunkRegionLoader) {
-+            loader = (ChunkRegionLoader) this.chunkLoader;
-+
-+        }
-+        // We can only use the queue for already generated chunks
-+        if (chunk == null && loader != null && loader.chunkExists(i, j)) {
-+            if (runnable != null) {
-+                ChunkIOExecutor.queueChunkLoad(world, loader, this, i, j, runnable);
-+                return null;
-+            } else {
-+                chunk = ChunkIOExecutor.syncChunkLoad(world, loader, this, i, j);
-+            }
-+        } else if (chunk == null && generate) {
-+            chunk = originalGetChunkAt(i, j);
-+        }
-+
-+        // If we didn't load the chunk async and have a callback run it now
-+        if (runnable != null) {
-+            runnable.run();
-+        }
-+
-+        return chunk;
-+    }
-+
-+    public Chunk originalGetChunkAt(int i, int j) {
-+        Chunk chunk = this.originalGetOrLoadChunkAt(i, j);
-+        // CraftBukkit end
+         Chunk chunk = this.getOrLoadChunkAt(i, j);
  
-         if (chunk == null) {
-             long k = ChunkCoordIntPair.a(i, j);
-@@ -101,7 +169,7 @@
+@@ -125,7 +137,7 @@
+         synchronized (this.chunks) {
+             IChunkAccess ichunkaccess = (IChunkAccess) this.chunks.get(ChunkCoordIntPair.a(i, j));
  
-             this.chunks.put(k, chunk);
-             chunk.addEntities();
--            chunk.loadNearby(this, this.chunkGenerator);
-+            chunk.loadNearby(this, this.chunkGenerator, true); // CraftBukkit
+-            return ichunkaccess != null ? ichunkaccess : (IChunkAccess) this.f.c((Object) (new ChunkCoordIntPair(i, j)));
++            return ichunkaccess != null ? ichunkaccess : (IChunkAccess) this.f.c((new ChunkCoordIntPair(i, j))); // CraftBukkit - decompile error
          }
+     }
  
-         return chunk;
-@@ -147,10 +215,12 @@
+@@ -150,7 +162,7 @@
+     public CompletableFuture<Chunk> generateChunk(int i, int j) {
+         this.g.b();
+         this.g.a(new ChunkCoordIntPair(i, j));
+-        CompletableFuture completablefuture = this.g.c();
++        CompletableFuture<ProtoChunk> completablefuture = this.g.c(); // CraftBukkit - decompile error
  
-     public boolean a(boolean flag) {
-         int i = 0;
--        ArrayList arraylist = Lists.newArrayList(this.chunks.values());
- 
--        for (int j = 0; j < arraylist.size(); ++j) {
--            Chunk chunk = (Chunk) arraylist.get(j);
-+        // CraftBukkit start
-+        Iterator iterator = this.chunks.values().iterator();
-+        while (iterator.hasNext()) {
-+            Chunk chunk = (Chunk) iterator.next();
-+            // CraftBukkit end
- 
-             if (flag) {
-                 this.saveChunkNOP(chunk);
-@@ -183,10 +253,12 @@
+         return completablefuture.thenApply(this::a);
+     }
+@@ -268,10 +280,12 @@
                      Chunk chunk = (Chunk) this.chunks.get(olong);
  
                      if (chunk != null && chunk.d) {
@@ -139,7 +83,7 @@
                          ++i;
                      }
                  }
-@@ -198,6 +270,40 @@
+@@ -284,6 +298,40 @@
          return false;
      }
  

paper-server/nms-patches/ChunkRegionLoader.patch

@@ -1,112 +1,123 @@
 --- a/net/minecraft/server/ChunkRegionLoader.java
 +++ b/net/minecraft/server/ChunkRegionLoader.java
-@@ -19,29 +19,47 @@
- 
-     private static final Logger a = LogManager.getLogger();
-     private final Map<ChunkCoordIntPair, NBTTagCompound> b = Maps.newConcurrentMap();
--    private final Set<ChunkCoordIntPair> c = Collections.newSetFromMap(Maps.newConcurrentMap());
-+    // CraftBukkit
-+    // private final Set<ChunkCoordIntPair> c = Collections.newSetFromMap(Maps.newConcurrentMap());
-     private final File d;
-     private final DataConverterManager e;
+@@ -34,7 +34,7 @@
+     private final File c;
+     private final DataFixer d;
+     private PersistentStructureLegacy e;
 -    private boolean f;
-+    // private boolean f;
-+    // CraftBukkit
++    // private boolean f; // CraftBukkit
  
-     public ChunkRegionLoader(File file, DataConverterManager dataconvertermanager) {
-         this.d = file;
-         this.e = dataconvertermanager;
+     public ChunkRegionLoader(File file, DataFixer datafixer) {
+         this.c = file;
+@@ -50,12 +50,13 @@
+ 
+     @Nullable
+     private NBTTagCompound b(GeneratorAccess generatoraccess, int i, int j) throws IOException {
+-        DataInputStream datainputstream = RegionFileCache.d(this.c, i, j);
++        // CraftBukkit start
++        NBTTagCompound nbttagcompound = RegionFileCache.d(this.c, i, j);
+ 
+-        if (datainputstream == null) {
++        if (nbttagcompound == null) {
+             return null;
+         } else {
+-            NBTTagCompound nbttagcompound = NBTCompressedStreamTools.a(datainputstream);
++            // CraftBukkit end
+             int k = nbttagcompound.hasKeyOfType("DataVersion", 99) ? nbttagcompound.getInt("DataVersion") : -1;
+ 
+             if (k < 1493) {
+@@ -78,13 +79,29 @@
+         }
      }
  
 +    // CraftBukkit start - Add async variant, provide compatibility
      @Nullable
-     public Chunk a(World world, int i, int j) throws IOException {
-+        Object[] data = loadChunk(world, i, j);
+     public synchronized Chunk a(GeneratorAccess generatoraccess, int i, int j, Consumer<Chunk> consumer) throws IOException {
++        Object[] data = loadChunk(generatoraccess, i, j, consumer);
 +        if (data != null) {
 +            Chunk chunk = (Chunk) data[0];
 +            NBTTagCompound nbttagcompound = (NBTTagCompound) data[1];
-+            loadEntities(chunk, nbttagcompound.getCompound("Level"), world);
++            consumer.accept(chunk);
++            this.loadEntities(nbttagcompound.getCompound("Level"), chunk);
 +            return chunk;
 +        }
 +
 +        return null;
 +    }
 +
-+    public Object[] loadChunk(World world, int i, int j) throws IOException {
++    public synchronized Object[] loadChunk(GeneratorAccess generatoraccess, int i, int j, Consumer<Chunk> consumer) throws IOException {
 +        // CraftBukkit end
-         ChunkCoordIntPair chunkcoordintpair = new ChunkCoordIntPair(i, j);
-         NBTTagCompound nbttagcompound = (NBTTagCompound) this.b.get(chunkcoordintpair);
+         NBTTagCompound nbttagcompound = this.a(generatoraccess, i, j);
  
          if (nbttagcompound == null) {
--            DataInputStream datainputstream = RegionFileCache.d(this.d, i, j);
-+            // CraftBukkit start
-+            nbttagcompound = RegionFileCache.d(this.d, i, j);
+             return null;
+         } else {
++            /*
+             Chunk chunk = this.a(generatoraccess, i, j, nbttagcompound);
  
--            if (datainputstream == null) {
-+            if (nbttagcompound == null) {
-                 return null;
+             if (chunk != null) {
+@@ -93,6 +110,9 @@
              }
  
--            nbttagcompound = this.e.a((DataConverterType) DataConverterTypes.CHUNK, NBTCompressedStreamTools.a(datainputstream));
-+            nbttagcompound = this.e.a((DataConverterType) DataConverterTypes.CHUNK, nbttagcompound);
-+            // CraftBukkit end
+             return chunk;
++            */
++
++            return this.a(generatoraccess, i, j, nbttagcompound);
          }
+     }
  
-         return this.a(world, i, j, nbttagcompound);
-@@ -55,7 +73,7 @@
+@@ -121,7 +141,7 @@
      }
  
      @Nullable
--    protected Chunk a(World world, int i, int j, NBTTagCompound nbttagcompound) {
-+    protected Object[] a(World world, int i, int j, NBTTagCompound nbttagcompound) { // CraftBukkit - return Chunk -> Object[]
-         if (!nbttagcompound.hasKeyOfType("Level", 10)) {
-             ChunkRegionLoader.a.error("Chunk file at {},{} is missing level data, skipping", Integer.valueOf(i), Integer.valueOf(j));
-             return null;
-@@ -72,10 +90,28 @@
-                     ChunkRegionLoader.a.error("Chunk file at {},{} is in the wrong location; relocating. (Expected {}, {}, got {}, {})", Integer.valueOf(i), Integer.valueOf(j), Integer.valueOf(i), Integer.valueOf(j), Integer.valueOf(chunk.locX), Integer.valueOf(chunk.locZ));
-                     nbttagcompound1.setInt("xPos", i);
-                     nbttagcompound1.setInt("zPos", j);
+-    protected Chunk a(GeneratorAccess generatoraccess, int i, int j, NBTTagCompound nbttagcompound) {
++    protected Object[] a(GeneratorAccess generatoraccess, int i, int j, NBTTagCompound nbttagcompound) { // CraftBukkit - return Chunk -> Object[]
+         if (nbttagcompound.hasKeyOfType("Level", 10) && nbttagcompound.getCompound("Level").hasKeyOfType("Status", 8)) {
+             ChunkStatus.Type chunkstatus_type = this.a(nbttagcompound);
+ 
+@@ -140,10 +160,28 @@
+                         ChunkRegionLoader.a.error("Chunk file at {},{} is in the wrong location; relocating. (Expected {}, {}, got {}, {})", Integer.valueOf(i), Integer.valueOf(j), Integer.valueOf(i), Integer.valueOf(j), Integer.valueOf(chunk.locX), Integer.valueOf(chunk.locZ));
+                         nbttagcompound1.setInt("xPos", i);
+                         nbttagcompound1.setInt("zPos", j);
 +
-+                    // CraftBukkit start - Have to move tile entities since we don't load them at this stage
-+                    NBTTagList tileEntities = nbttagcompound.getCompound("Level").getList("TileEntities", 10);
-+                    if (tileEntities != null) {
-+                        for (int te = 0; te < tileEntities.size(); te++) {
-+                            NBTTagCompound tileEntity = (NBTTagCompound) tileEntities.get(te);
-+                            int x = tileEntity.getInt("x") - chunk.locX * 16;
-+                            int z = tileEntity.getInt("z") - chunk.locZ * 16;
-+                            tileEntity.setInt("x", i * 16 + x);
-+                            tileEntity.setInt("z", j * 16 + z);
++                        // CraftBukkit start - Have to move tile entities since we don't load them at this stage
++                        NBTTagList tileEntities = nbttagcompound.getCompound("Level").getList("TileEntities", 10);
++                        if (tileEntities != null) {
++                            for (int te = 0; te < tileEntities.size(); te++) {
++                                NBTTagCompound tileEntity = (NBTTagCompound) tileEntities.get(te);
++                                int x = tileEntity.getInt("x") - chunk.locX * 16;
++                                int z = tileEntity.getInt("z") - chunk.locZ * 16;
++                                tileEntity.setInt("x", i * 16 + x);
++                                tileEntity.setInt("z", j * 16 + z);
++                            }
 +                        }
-+                    }
++                        // CraftBukkit end
+                         chunk = this.a(generatoraccess, nbttagcompound1);
+                     }
+ 
+-                    return chunk;
++                    // CraftBukkit start
++                    Object[] data = new Object[2];
++                    data[0] = chunk;
++                    data[1] = nbttagcompound;
++                    return data;
 +                    // CraftBukkit end
-                     chunk = this.a(world, nbttagcompound1);
                  }
- 
--                return chunk;
-+                // CraftBukkit start
-+                Object[] data = new Object[2];
-+                data[0] = chunk;
-+                data[1] = nbttagcompound;
-+                return data;
-+                // CraftBukkit end
              }
-         }
-     }
-@@ -98,7 +134,9 @@
+         } else {
+@@ -158,7 +196,7 @@
+             ChunkStatus.Type chunkstatus_type = this.a(nbttagcompound);
+ 
+             if (chunkstatus_type == ChunkStatus.Type.LEVELCHUNK) {
+-                return new ProtoChunkExtension(this.a(generatoraccess, i, j, nbttagcompound));
++                return new ProtoChunkExtension((IChunkAccess) this.a(generatoraccess, i, j, nbttagcompound)[0]); // CraftBukkit - fix up access
+             } else {
+                 NBTTagCompound nbttagcompound1 = nbttagcompound.getCompound("Level");
+ 
+@@ -204,19 +242,30 @@
      }
  
-     protected void a(ChunkCoordIntPair chunkcoordintpair, NBTTagCompound nbttagcompound) {
--        if (!this.c.contains(chunkcoordintpair)) {
-+        // CraftBukkit
-+        // if (!this.c.contains(chunkcoordintpair))
-+        {
-             this.b.put(chunkcoordintpair, nbttagcompound);
-         }
- 
-@@ -106,20 +144,32 @@
-     }
- 
-     public boolean a() {
+     public synchronized boolean a() {
 -        if (this.b.isEmpty()) {
 -            if (this.f) {
 +        // CraftBukkit start
@@ -118,7 +129,7 @@
 +        if (!iter.hasNext()) {
 +            if (logCompletion) {
 +                // CraftBukkit end
-                 ChunkRegionLoader.a.info("ThreadedAnvilChunkStorage ({}): All chunks are saved", this.d.getName());
+                 ChunkRegionLoader.a.info("ThreadedAnvilChunkStorage ({}): All chunks are saved", this.c.getName());
              }
  
              return false;
@@ -133,40 +144,37 @@
              boolean flag;
  
              try {
--                this.c.add(chunkcoordintpair);
--                NBTTagCompound nbttagcompound = (NBTTagCompound) this.b.remove(chunkcoordintpair);
-+                // this.c.add(chunkcoordintpair);
-+                // NBTTagCompound nbttagcompound = (NBTTagCompound) this.b.remove(chunkcoordintpair);
-+                // CraftBukkit
+-                NBTTagCompound nbttagcompound = (NBTTagCompound) this.b.get(chunkcoordintpair);
++                // NBTTagCompound nbttagcompound = (NBTTagCompound) this.b.get(chunkcoordintpair); // CraftBukkit
  
                  if (nbttagcompound != null) {
                      try {
-@@ -131,7 +181,7 @@
+@@ -228,7 +277,7 @@
  
                  flag = true;
              } finally {
--                this.c.remove(chunkcoordintpair);
+-                this.b.remove(chunkcoordintpair);
 +                this.b.remove(chunkcoordintpair, nbttagcompound); // CraftBukkit
              }
  
              return flag;
-@@ -139,10 +189,14 @@
+@@ -248,10 +297,14 @@
      }
  
      private void b(ChunkCoordIntPair chunkcoordintpair, NBTTagCompound nbttagcompound) throws IOException {
--        DataOutputStream dataoutputstream = RegionFileCache.e(this.d, chunkcoordintpair.x, chunkcoordintpair.z);
+-        DataOutputStream dataoutputstream = RegionFileCache.e(this.c, chunkcoordintpair.x, chunkcoordintpair.z);
 +        // CraftBukkit start
-+        RegionFileCache.e(this.d, chunkcoordintpair.x, chunkcoordintpair.z, nbttagcompound);
++        RegionFileCache.e(this.c, chunkcoordintpair.x, chunkcoordintpair.z, nbttagcompound);
  
 +        /*
          NBTCompressedStreamTools.a(nbttagcompound, (DataOutput) dataoutputstream);
          dataoutputstream.close();
 +        */
 +        // CraftBukkit end
-     }
- 
-     public void b(World world, Chunk chunk) throws IOException {}
-@@ -151,15 +205,16 @@
+         if (this.e != null) {
+             this.e.a(chunkcoordintpair.a());
+         }
+@@ -264,15 +317,16 @@
  
      public void c() {
          try {
@@ -186,30 +194,52 @@
          }
  
      }
-@@ -334,6 +389,13 @@
-             chunk.a(nbttagcompound.getByteArray("Biomes"));
-         }
+@@ -301,7 +355,7 @@
  
-+        // CraftBukkit start - End this method here and split off entity loading to another method
-+        return chunk;
-+    }
-+
-+    public void loadEntities(Chunk chunk, NBTTagCompound nbttagcompound, World world) {
-+        // CraftBukkit end
-+
-         NBTTagList nbttaglist1 = nbttagcompound.getList("Entities", 10);
- 
-         for (int l = 0; l < nbttaglist1.size(); ++l) {
-@@ -371,7 +433,7 @@
+         if (abiomebase != null) {
+             for (int k = 0; k < abiomebase.length; ++k) {
+-                aint[k] = BiomeBase.REGISTRY_ID.a((Object) abiomebase[k]);
++                aint[k] = BiomeBase.REGISTRY_ID.a(abiomebase[k]); // CraftBukkit - decompile error
              }
          }
  
--        return chunk;
-+        // return chunk; // CraftBukkit
-     }
+@@ -383,7 +437,7 @@
+         int[] aint = new int[abiomebase.length];
  
-     @Nullable
-@@ -399,14 +461,20 @@
+         for (int i = 0; i < abiomebase.length; ++i) {
+-            aint[i] = BiomeBase.REGISTRY_ID.a((Object) abiomebase[i]);
++            aint[i] = BiomeBase.REGISTRY_ID.a(abiomebase[i]); // CraftBukkit - decompile error
+         }
+ 
+         nbttagcompound.setIntArray("Biomes", aint);
+@@ -485,7 +539,7 @@
+         }
+ 
+         ChunkConverter chunkconverter = nbttagcompound.hasKeyOfType("UpgradeData", 10) ? new ChunkConverter(nbttagcompound.getCompound("UpgradeData")) : ChunkConverter.a;
+-        Predicate predicate = (block) -> {
++        Predicate<Block> predicate = (block) -> { // CraftBukkit - decompile error
+             return block.getBlockData().isAir();
+         };
+         RegistryBlocks registryblocks = Block.REGISTRY;
+@@ -497,7 +551,7 @@
+         Block.REGISTRY.getClass();
+         ProtoChunkTickList protochunkticklist = new ProtoChunkTickList(predicate, function, registryblocks1::get, new ChunkCoordIntPair(i, j));
+ 
+-        predicate = (fluidtype) -> {
++        Predicate<FluidType> predicate1 = (fluidtype) -> { // CraftBukkit - decompile error
+             return fluidtype == FluidTypes.a;
+         };
+         registryblocks = FluidType.c;
+@@ -505,7 +559,7 @@
+         function = registryblocks::b;
+         registryblocks1 = FluidType.c;
+         FluidType.c.getClass();
+-        ProtoChunkTickList protochunkticklist1 = new ProtoChunkTickList(predicate, function, registryblocks1::get, new ChunkCoordIntPair(i, j));
++        ProtoChunkTickList protochunkticklist1 = new ProtoChunkTickList(predicate1, function, registryblocks1::get, new ChunkCoordIntPair(i, j)); // CraftBukkit - decompile error
+         long i1 = nbttagcompound.getLong("InhabitedTime");
+         Chunk chunk = new Chunk(generatoraccess.getMinecraftWorld(), i, j, abiomebase, chunkconverter, protochunkticklist, protochunkticklist1, i1);
+ 
+@@ -852,17 +906,29 @@
      }
  
      @Nullable
@@ -220,30 +250,40 @@
 +
 +    public static Entity spawnEntity(NBTTagCompound nbttagcompound, World world, double d0, double d1, double d2, boolean flag, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason) {
 +        // CraftBukkit end
-         Entity entity = a(nbttagcompound, world);
- 
-         if (entity == null) {
-             return null;
-         } else {
+         return a(nbttagcompound, world, (entity) -> {
              entity.setPositionRotation(d0, d1, d2, entity.yaw, entity.pitch);
--            if (flag && !world.addEntity(entity)) {
-+            if (flag && !world.addEntity(entity, spawnReason)) { // CraftBukkit
-                 return null;
-             } else {
-                 if (nbttagcompound.hasKeyOfType("Passengers", 9)) {
-@@ -435,8 +503,14 @@
+-            return flag && !world.addEntity(entity) ? null : entity;
++            return flag && !world.addEntity(entity, spawnReason) ? null : entity;
+         });
+     }
+ 
+     @Nullable
++    // CraftBukkit start
+     public static Entity a(NBTTagCompound nbttagcompound, World world, boolean flag) {
++        return spawnEntity(nbttagcompound, world, flag, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.DEFAULT);
++    }
++
++    public static Entity spawnEntity(NBTTagCompound nbttagcompound, World world, boolean flag, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason) {
++        // CraftBukkit end
+         return a(nbttagcompound, world, (entity) -> {
+-            return flag && !world.addEntity(entity) ? null : entity;
++            return flag && !world.addEntity(entity, spawnReason) ? null : entity; // CraftBukkit
+         });
+     }
+ 
+@@ -876,8 +942,14 @@
          }
      }
  
 +    // CraftBukkit start
-     public static void a(Entity entity, World world) {
--        if (world.addEntity(entity) && entity.isVehicle()) {
-+        a(entity, world, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.DEFAULT);
+     public static void a(Entity entity, GeneratorAccess generatoraccess) {
+-        if (generatoraccess.addEntity(entity) && entity.isVehicle()) {
++        a(entity, generatoraccess, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.DEFAULT);
 +    }
 +
-+    public static void a(Entity entity, World world, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason reason) {
-+        if (world.addEntity(entity, reason) && entity.isVehicle()) {
++    public static void a(Entity entity, GeneratorAccess generatoraccess, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason reason) {
++        if (generatoraccess.addEntity(entity, reason) && entity.isVehicle()) {
 +            // CraftBukkit end
-             Iterator iterator = entity.bF().iterator();
+             Iterator iterator = entity.bP().iterator();
  
              while (iterator.hasNext()) {

paper-server/nms-patches/ChunkSection.patch

@@ -1,31 +1,15 @@
 --- a/net/minecraft/server/ChunkSection.java
 +++ b/net/minecraft/server/ChunkSection.java
-@@ -19,6 +19,24 @@
+@@ -15,7 +15,7 @@
  
-     }
- 
-+    // CraftBukkit start
-+    public ChunkSection(int y, boolean flag, char[] blockIds) {
-+        this.yPos = y;
-+        this.blockIds = new DataPaletteBlock();
-+        for (int i = 0; i < blockIds.length; i++) {
-+            int xx = i & 15;
-+            int yy = (i >> 8) & 15;
-+            int zz = (i >> 4) & 15;
-+            this.blockIds.setBlock(xx, yy, zz, Block.REGISTRY_ID.fromId(blockIds[i]));
-+        }
-+        this.emittedLight = new NibbleArray();
-+        if (flag) {
-+            this.skyLight = new NibbleArray();
-+        }
-+        recalcBlockCounts();
-+    }
-+    // CraftBukkit end
-+
-     public IBlockData getType(int i, int j, int k) {
-         return this.blockIds.a(i, j, k);
-     }
-@@ -46,7 +64,7 @@
+     public ChunkSection(int i, boolean flag) {
+         this.yPos = i;
+-        this.blockIds = new DataPaletteBlock(ChunkSection.GLOBAL_PALETTE, Block.REGISTRY_ID, GameProfileSerializer::d, GameProfileSerializer::a, Blocks.AIR.getBlockData());
++        this.blockIds = new DataPaletteBlock<>(ChunkSection.GLOBAL_PALETTE, Block.REGISTRY_ID, GameProfileSerializer::d, GameProfileSerializer::a, Blocks.AIR.getBlockData()); // CraftBukkit - decompile error
+         this.emittedLight = new NibbleArray();
+         if (flag) {
+             this.skyLight = new NibbleArray();
+@@ -62,7 +62,7 @@
      }
  
      public boolean a() {
@@ -33,4 +17,4 @@
 +        return false; // CraftBukkit - MC-80966
      }
  
-     public boolean shouldTick() {
+     public boolean b() {

paper-server/nms-patches/CommandBlockListenerAbstract.patch

@@ -1,209 +1,37 @@
 --- a/net/minecraft/server/CommandBlockListenerAbstract.java
 +++ b/net/minecraft/server/CommandBlockListenerAbstract.java
-@@ -4,6 +4,15 @@
+@@ -5,6 +5,7 @@
+ import java.text.SimpleDateFormat;
  import java.util.Date;
  import javax.annotation.Nullable;
- 
-+// CraftBukkit start
-+import java.util.ArrayList;
-+import org.bukkit.craftbukkit.command.VanillaCommandWrapper;
-+import com.google.common.base.Joiner;
-+import java.util.logging.Level;
 +import org.bukkit.command.CommandSender;
-+import org.bukkit.event.server.ServerCommandEvent;
-+// CraftBukkit end
-+
+ 
  public abstract class CommandBlockListenerAbstract implements ICommandListener {
  
-     private static final SimpleDateFormat a = new SimpleDateFormat("HH:mm:ss");
-@@ -15,6 +24,7 @@
+@@ -16,6 +17,10 @@
+     private IChatBaseComponent f;
      private String g = "";
-     private String h = "@";
-     private final CommandObjectiveExecutor i = new CommandObjectiveExecutor();
-+    protected org.bukkit.command.CommandSender sender; // CraftBukkit - add sender
+     private IChatBaseComponent h = new ChatComponentText("@");
++    // CraftBukkit start
++    @Override
++    public abstract CommandSender getBukkitSender(CommandListenerWrapper wrapper);
++    // CraftBukkit end
  
      public CommandBlockListenerAbstract() {}
  
-@@ -107,7 +117,9 @@
-                 if (minecraftserver != null && minecraftserver.M() && minecraftserver.getEnableCommandBlock()) {
+@@ -103,14 +108,7 @@
+                 if (minecraftserver != null && minecraftserver.F() && minecraftserver.getEnableCommandBlock() && !UtilColor.b(this.g)) {
                      try {
                          this.f = null;
--                        this.d = minecraftserver.getCommandHandler().a(this, this.g);
-+                        // CraftBukkit start - Handle command block commands using Bukkit dispatcher
-+                        this.d = executeSafely(this, sender, this.g);
-+                        // CraftBukkit end
+-                        CommandListenerWrapper commandlistenerwrapper = this.getWrapper().a((commandcontext, flag, i) -> {
+-                            if (flag) {
+-                                ++this.d;
+-                            }
+-
+-                        });
+-
+-                        minecraftserver.getCommandDispatcher().a(commandlistenerwrapper, this.g);
++                        this.d = minecraftserver.getCommandDispatcher().dispatchServerCommand(this.getWrapper(), this.g); // CraftBukkit
                      } catch (Throwable throwable) {
                          CrashReport crashreport = CrashReport.a(throwable, "Executing command block");
                          CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Command to be executed");
-@@ -149,6 +161,171 @@
-         }
-     }
- 
-+    public static int executeSafely(ICommandListener sender, org.bukkit.command.CommandSender bSender, String command) {
-+        try {
-+            return executeCommand(sender, bSender, command);
-+        } catch (CommandException commandexception) {
-+            // Taken from CommandHandler
-+            ChatMessage chatmessage = new ChatMessage(commandexception.getMessage(), commandexception.getArgs());
-+            chatmessage.getChatModifier().setColor(EnumChatFormat.RED);
-+            sender.sendMessage(chatmessage);
-+        }
-+
-+        return 0;
-+    }
-+
-+    // CraftBukkit start
-+    public static int executeCommand(ICommandListener sender, org.bukkit.command.CommandSender bSender, String command) throws CommandException {
-+        org.bukkit.command.SimpleCommandMap commandMap = sender.getWorld().getServer().getCommandMap();
-+        Joiner joiner = Joiner.on(" ");
-+        if (command.startsWith("/")) {
-+            command = command.substring(1);
-+        }
-+
-+        ServerCommandEvent event = new ServerCommandEvent(bSender, command);
-+        org.bukkit.Bukkit.getPluginManager().callEvent(event);
-+        if (event.isCancelled()) {
-+            return 0;
-+        }
-+        command = event.getCommand();
-+
-+        String[] args = command.split(" ");
-+        ArrayList<String[]> commands = new ArrayList<String[]>();
-+
-+        String cmd = args[0];
-+        if (cmd.startsWith("minecraft:")) cmd = cmd.substring("minecraft:".length());
-+        if (cmd.startsWith("bukkit:")) cmd = cmd.substring("bukkit:".length());
-+
-+        // Block disallowed commands
-+        if (cmd.equalsIgnoreCase("stop") || cmd.equalsIgnoreCase("kick") || cmd.equalsIgnoreCase("op")
-+                || cmd.equalsIgnoreCase("deop") || cmd.equalsIgnoreCase("ban") || cmd.equalsIgnoreCase("ban-ip")
-+                || cmd.equalsIgnoreCase("pardon") || cmd.equalsIgnoreCase("pardon-ip") || cmd.equalsIgnoreCase("reload")) {
-+            return 0;
-+        }
-+
-+        // Handle vanilla commands;
-+        org.bukkit.command.Command commandBlockCommand = commandMap.getCommand(args[0]);
-+        if (sender.getWorld().getServer().getCommandBlockOverride(args[0])) {
-+            commandBlockCommand = commandMap.getCommand("minecraft:" + args[0]);
-+        }
-+        if (commandBlockCommand instanceof VanillaCommandWrapper) {
-+            command = command.trim();
-+            if (command.startsWith("/")) {
-+                command = command.substring(1);
-+            }
-+            String as[] = command.split(" ");
-+            as = VanillaCommandWrapper.dropFirstArgument(as);
-+            if (!sender.getWorld().getServer().getPermissionOverride(sender) && !((VanillaCommandWrapper) commandBlockCommand).testPermission(bSender)) {
-+                return 0;
-+            }
-+            return ((VanillaCommandWrapper) commandBlockCommand).dispatchVanillaCommand(bSender, sender, as);
-+        }
-+
-+        // Make sure this is a valid command
-+        if (commandMap.getCommand(args[0]) == null) {
-+            return 0;
-+        }
-+
-+        commands.add(args);
-+
-+        // Find positions of command block syntax, if any        
-+        WorldServer[] prev = MinecraftServer.getServer().worldServer;
-+        MinecraftServer server = MinecraftServer.getServer();
-+        server.worldServer = new WorldServer[server.worlds.size()];
-+        server.worldServer[0] = (WorldServer) sender.getWorld();
-+        int bpos = 0;
-+        for (int pos = 1; pos < server.worldServer.length; pos++) {
-+            WorldServer world = server.worlds.get(bpos++);
-+            if (server.worldServer[0] == world) {
-+                pos--;
-+                continue;
-+            }
-+            server.worldServer[pos] = world;
-+        }
-+        try {
-+            ArrayList<String[]> newCommands = new ArrayList<String[]>();
-+            for (int i = 0; i < args.length; i++) {
-+                if (PlayerSelector.isPattern(args[i])) {
-+                    for (int j = 0; j < commands.size(); j++) {
-+                        newCommands.addAll(buildCommands(sender, commands.get(j), i));
-+                    }
-+                    ArrayList<String[]> temp = commands;
-+                    commands = newCommands;
-+                    newCommands = temp;
-+                    newCommands.clear();
-+                }
-+            }
-+        } finally {
-+            MinecraftServer.getServer().worldServer = prev;
-+        }
-+
-+        int completed = 0;
-+
-+        // Now dispatch all of the commands we ended up with
-+        for (int i = 0; i < commands.size(); i++) {
-+            try {
-+                if (commandMap.dispatch(bSender, joiner.join(java.util.Arrays.asList(commands.get(i))))) {
-+                    completed++;
-+                }
-+            } catch (Throwable exception) {
-+                if (sender.f() instanceof EntityMinecartCommandBlock) {
-+                    MinecraftServer.getServer().server.getLogger().log(Level.WARNING, String.format("MinecartCommandBlock at (%d,%d,%d) failed to handle command", sender.getChunkCoordinates().getX(), sender.getChunkCoordinates().getY(), sender.getChunkCoordinates().getZ()), exception);
-+                } else if (sender instanceof CommandBlockListenerAbstract) {
-+                    CommandBlockListenerAbstract listener = (CommandBlockListenerAbstract) sender;
-+                    MinecraftServer.getServer().server.getLogger().log(Level.WARNING, String.format("CommandBlock at (%d,%d,%d) failed to handle command", listener.getChunkCoordinates().getX(), listener.getChunkCoordinates().getY(), listener.getChunkCoordinates().getZ()), exception);
-+                } else {
-+                    MinecraftServer.getServer().server.getLogger().log(Level.WARNING, String.format("Unknown CommandBlock failed to handle command"), exception);
-+                }
-+            }
-+        }
-+
-+        return completed;
-+    }
-+
-+    private static ArrayList<String[]> buildCommands(ICommandListener sender, String[] args, int pos) throws CommandException {
-+        ArrayList<String[]> commands = new ArrayList<String[]>();
-+        java.util.List<EntityPlayer> players = (java.util.List<EntityPlayer>)PlayerSelector.getPlayers(sender, args[pos], EntityPlayer.class);
-+
-+        if (players != null) {
-+            for (EntityPlayer player : players) {
-+                if (player.world != sender.getWorld()) {
-+                    continue;
-+                }
-+                String[] command = args.clone();
-+                command[pos] = player.getName();
-+                commands.add(command);
-+            }
-+        }
-+
-+        return commands;
-+    }
-+
-+    public static CommandSender unwrapSender(ICommandListener listener) {
-+        org.bukkit.command.CommandSender sender = null;
-+        while (sender == null) {
-+            if (listener instanceof DedicatedServer) {
-+                sender = ((DedicatedServer) listener).console;
-+            } else if (listener instanceof RemoteControlCommandListener) {
-+                sender = ((RemoteControlCommandListener) listener).C_().remoteConsole;
-+            } else if (listener instanceof CommandBlockListenerAbstract) {
-+                sender = ((CommandBlockListenerAbstract) listener).sender;
-+            } else if (listener instanceof CustomFunctionData.CustomFunctionListener) {
-+                sender = ((CustomFunctionData.CustomFunctionListener) listener).sender;
-+            } else if (listener instanceof CommandListenerWrapper) {
-+                listener = ((CommandListenerWrapper) listener).base; // Search deeper
-+            } else if (VanillaCommandWrapper.lastSender != null) {
-+                sender = VanillaCommandWrapper.lastSender;
-+            } else if (listener.f() != null) {
-+                sender = listener.f().getBukkitEntity();
-+            } else {
-+                throw new RuntimeException("Unhandled executor " + listener.getClass().getSimpleName());
-+            }
-+        }
-+
-+        return sender;
-+    }
-+    // CraftBukkit end
-+
-     public String getName() {
-         return this.h;
-     }

paper-server/nms-patches/CommandDebug.patch

@@ -1,32 +1,32 @@
 --- a/net/minecraft/server/CommandDebug.java
 +++ b/net/minecraft/server/CommandDebug.java
-@@ -34,6 +34,14 @@
+@@ -35,6 +35,14 @@
      }
  
-     public void execute(MinecraftServer minecraftserver, ICommandListener icommandlistener, String[] astring) throws CommandException {
+     private static int a(CommandListenerWrapper commandlistenerwrapper) throws CommandSyntaxException {
 +        // CraftBukkit start - only allow use when enabled (so that no blank profile results occur)
-+        if (!minecraftserver.methodProfiler.ENABLED) {
-+            icommandlistener.sendMessage(new ChatComponentText("Vanilla debug profiling is disabled."));
-+            icommandlistener.sendMessage(new ChatComponentText("To enable, restart the server with `-DenableDebugMethodProfiler=true' before `-jar'."));
-+            icommandlistener.sendMessage(new ChatComponentText("Use `/timings' for plugin timings."));
-+            return;
++        if (!commandlistenerwrapper.getServer().methodProfiler.ENABLED) {
++            commandlistenerwrapper.sendFailureMessage(new ChatComponentText("Vanilla debug profiling is disabled."));
++            commandlistenerwrapper.sendFailureMessage(new ChatComponentText("To enable, restart the server with `-DenableDebugMethodProfiler=true' before `-jar'."));
++            commandlistenerwrapper.sendFailureMessage(new ChatComponentText("Use `/timings' for plugin timings."));
++            return 0;
 +        }
 +        // CraftBukkit end
-         if (astring.length < 1) {
-             throw new ExceptionUsage("commands.debug.usage", new Object[0]);
-         } else {
-@@ -142,6 +150,13 @@
+         MinecraftServer minecraftserver = commandlistenerwrapper.getServer();
+         MethodProfiler methodprofiler = minecraftserver.methodProfiler;
+ 
+@@ -48,6 +56,14 @@
      }
  
-     public List<String> tabComplete(MinecraftServer minecraftserver, ICommandListener icommandlistener, String[] astring, @Nullable BlockPosition blockposition) {
--        return astring.length == 1 ? a(astring, new String[] { "start", "stop"}) : Collections.emptyList();
-+        return astring.length == 1 ? a(astring, new String[] { "start", "stop"}) : Collections.<String>emptyList(); // CraftBukkit - decompile error
-+    }
-+
-+    // CraftBukkit start - fix decompile error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a((ICommand) o);
-     }
-+    // CraftBukkit end
- }
+     private static int b(CommandListenerWrapper commandlistenerwrapper) throws CommandSyntaxException {
++        // CraftBukkit start - only allow use when enabled (so that no blank profile results occur)
++        if (!commandlistenerwrapper.getServer().methodProfiler.ENABLED) {
++            commandlistenerwrapper.sendFailureMessage(new ChatComponentText("Vanilla debug profiling is disabled."));
++            commandlistenerwrapper.sendFailureMessage(new ChatComponentText("To enable, restart the server with `-DenableDebugMethodProfiler=true' before `-jar'."));
++            commandlistenerwrapper.sendFailureMessage(new ChatComponentText("Use `/timings' for plugin timings."));
++            return 0;
++        }
++        // CraftBukkit end
+         MinecraftServer minecraftserver = commandlistenerwrapper.getServer();
+         MethodProfiler methodprofiler = minecraftserver.methodProfiler;
+ 

paper-server/nms-patches/CommandDispatcher.patch

@@ -0,0 +1,189 @@
+--- a/net/minecraft/server/CommandDispatcher.java
++++ b/net/minecraft/server/CommandDispatcher.java
+@@ -26,12 +26,19 @@
+ import org.apache.logging.log4j.LogManager;
+ import org.apache.logging.log4j.Logger;
+ 
++// CraftBukkit start
++import com.google.common.base.Joiner;
++import org.apache.logging.log4j.Level;
++import org.bukkit.event.server.ServerCommandEvent;
++// CraftBukkit end
++
+ public class CommandDispatcher {
+ 
+     private static final Logger a = LogManager.getLogger();
+     private final com.mojang.brigadier.CommandDispatcher<CommandListenerWrapper> b = new com.mojang.brigadier.CommandDispatcher();
+ 
+-    public CommandDispatcher(boolean flag) {
++    // CraftBukkit start
++    public final CommandDispatcher init(boolean flag) {
+         CommandAdvancement.a(this.b);
+         CommandExecute.a(this.b);
+         CommmandBossBar.a(this.b);
+@@ -100,6 +107,11 @@
+         this.b.findAmbiguities((commandnode, commandnode1, commandnode2, collection) -> {
+             CommandDispatcher.a.warn("Ambiguity between arguments {} and {} with inputs: {}", this.b.getPath(commandnode1), this.b.getPath(commandnode2), collection);
+         });
++        return this;
++    }
++
++    public CommandDispatcher() {
++        // CraftBukkit end
+         this.b.setConsumer((commandcontext, flag, i) -> {
+             ((CommandListenerWrapper) commandcontext.getSource()).a(commandcontext, flag, i);
+         });
+@@ -114,7 +126,58 @@
+ 
+     }
+ 
++    // CraftBukkit start
++    public int dispatchServerCommand(CommandListenerWrapper sender, String command) {
++        Joiner joiner = Joiner.on(" ");
++        if (command.startsWith("/")) {
++            command = command.substring(1);
++        }
++
++        ServerCommandEvent event = new ServerCommandEvent(sender.getBukkitSender(), command);
++        org.bukkit.Bukkit.getPluginManager().callEvent(event);
++        if (event.isCancelled()) {
++            return 0;
++        }
++        command = event.getCommand();
++
++        String[] args = command.split(" ");
++
++        String cmd = args[0];
++        if (cmd.startsWith("minecraft:")) cmd = cmd.substring("minecraft:".length());
++        if (cmd.startsWith("bukkit:")) cmd = cmd.substring("bukkit:".length());
++
++        // Block disallowed commands
++        if (cmd.equalsIgnoreCase("stop") || cmd.equalsIgnoreCase("kick") || cmd.equalsIgnoreCase("op")
++                || cmd.equalsIgnoreCase("deop") || cmd.equalsIgnoreCase("ban") || cmd.equalsIgnoreCase("ban-ip")
++                || cmd.equalsIgnoreCase("pardon") || cmd.equalsIgnoreCase("pardon-ip") || cmd.equalsIgnoreCase("reload")) {
++            return 0;
++        }
++
++        // Handle vanilla commands;
++        if (sender.getWorld().getServer().getCommandBlockOverride(args[0])) {
++            args[0] = "minecraft:" + args[0];
++        }
++
++        return this.a(sender, joiner.join(args));
++    }
++
+     public int a(CommandListenerWrapper commandlistenerwrapper, String s) {
++        // Some commands use the worldserver variable but we leave it full of null values,
++        // so we must temporarily populate it with the world of the commandsender
++        WorldServer[] prev = MinecraftServer.getServer().worldServer;
++        MinecraftServer server = MinecraftServer.getServer();
++        server.worldServer = new WorldServer[server.worlds.size()];
++        server.worldServer[0] = (WorldServer) commandlistenerwrapper.getWorld();
++        int bpos = 0;
++        for (int pos = 1; pos < server.worldServer.length; pos++) {
++            WorldServer world = server.worlds.get(bpos++);
++            if (server.worldServer[0] == world) {
++                pos--;
++                continue;
++            }
++            server.worldServer[pos] = world;
++        }
++        // CraftBukkit end
+         String s1 = s;
+ 
+         if (s.startsWith("/")) {
+@@ -126,7 +189,6 @@
+         byte b0;
+ 
+         try {
+-            byte b1;
+             ChatComponentText chatcomponenttext;
+ 
+             try {
+@@ -135,54 +197,59 @@
+                 return i;
+             } catch (CommandException commandexception) {
+                 commandlistenerwrapper.sendFailureMessage(commandexception.a());
+-                b1 = 0;
+-                return b1;
++                b0 = 0;
++                return b0;
+             } catch (CommandSyntaxException commandsyntaxexception) {
+                 commandlistenerwrapper.sendFailureMessage(ChatComponentUtils.a(commandsyntaxexception.getRawMessage()));
+                 if (commandsyntaxexception.getInput() != null && commandsyntaxexception.getCursor() >= 0) {
+                     int j = Math.min(commandsyntaxexception.getInput().length(), commandsyntaxexception.getCursor());
+-                    IChatBaseComponent ichatbasecomponent = (new ChatComponentText("")).a(EnumChatFormat.GRAY).a((chatmodifier) -> {
+-                        chatmodifier.setChatClickable(new ChatClickable(ChatClickable.EnumClickAction.SUGGEST_COMMAND, s));
+-                    });
+ 
++                    chatcomponenttext = new ChatComponentText("");
+                     if (j > 10) {
+-                        ichatbasecomponent.a("...");
++                        chatcomponenttext.a("...");
+                     }
+ 
+-                    ichatbasecomponent.a(commandsyntaxexception.getInput().substring(Math.max(0, j - 10), j));
++                    chatcomponenttext.a(commandsyntaxexception.getInput().substring(Math.max(0, j - 10), j));
+                     if (j < commandsyntaxexception.getInput().length()) {
+-                        IChatBaseComponent ichatbasecomponent1 = (new ChatComponentText(commandsyntaxexception.getInput().substring(j))).a(new EnumChatFormat[] { EnumChatFormat.RED, EnumChatFormat.UNDERLINE});
++                        ChatComponentText chatcomponenttext1 = new ChatComponentText(commandsyntaxexception.getInput().substring(j));
+ 
+-                        ichatbasecomponent.addSibling(ichatbasecomponent1);
++                        chatcomponenttext1.getChatModifier().setColor(EnumChatFormat.RED);
++                        chatcomponenttext1.getChatModifier().setUnderline(Boolean.valueOf(true));
++                        chatcomponenttext.addSibling(chatcomponenttext1);
+                     }
+ 
+-                    ichatbasecomponent.addSibling((new ChatMessage("command.context.here", new Object[0])).a(new EnumChatFormat[] { EnumChatFormat.RED, EnumChatFormat.ITALIC}));
+-                    commandlistenerwrapper.sendFailureMessage(ichatbasecomponent);
++                    ChatMessage chatmessage = new ChatMessage("command.context.here", new Object[0]);
++
++                    chatmessage.getChatModifier().setItalic(Boolean.valueOf(true));
++                    chatmessage.getChatModifier().setColor(EnumChatFormat.RED);
++                    chatcomponenttext.addSibling(chatmessage);
++                    chatcomponenttext.getChatModifier().setColor(EnumChatFormat.GRAY);
++                    chatcomponenttext.getChatModifier().setChatClickable(new ChatClickable(ChatClickable.EnumClickAction.SUGGEST_COMMAND, s1));
++                    commandlistenerwrapper.sendFailureMessage(chatcomponenttext);
+                 }
+ 
+-                b1 = 0;
+-                return b1;
++                b0 = 0;
+             } catch (Exception exception) {
+-                chatcomponenttext = new ChatComponentText;
+-            }
++                ChatMessage chatmessage1 = new ChatMessage("command.failed", new Object[0]);
+ 
+-            chatcomponenttext.<init>(exception.getMessage() == null ? exception.getClass().getName() : exception.getMessage());
+-            ChatComponentText chatcomponenttext1 = chatcomponenttext;
++                chatcomponenttext = new ChatComponentText(exception.getMessage() == null ? exception.getClass().getName() : exception.getMessage());
++                if (CommandDispatcher.a.isDebugEnabled()) {
++                    StackTraceElement[] astacktraceelement = exception.getStackTrace();
+ 
+-            if (CommandDispatcher.a.isDebugEnabled()) {
+-                StackTraceElement[] astacktraceelement = exception.getStackTrace();
+-
+-                for (int k = 0; k < Math.min(astacktraceelement.length, 3); ++k) {
+-                    chatcomponenttext1.a("\n\n").a(astacktraceelement[k].getMethodName()).a("\n ").a(astacktraceelement[k].getFileName()).a(":").a(String.valueOf(astacktraceelement[k].getLineNumber()));
++                    for (int k = 0; k < Math.min(astacktraceelement.length, 3); ++k) {
++                        chatcomponenttext.a("\n\n" + astacktraceelement[k].getMethodName() + "\n " + astacktraceelement[k].getFileName() + ":" + astacktraceelement[k].getLineNumber());
++                    }
+                 }
+-            }
+ 
+-            commandlistenerwrapper.sendFailureMessage((new ChatMessage("command.failed", new Object[0])).a((chatmodifier) -> {
+-                chatmodifier.setChatHoverable(new ChatHoverable(ChatHoverable.EnumHoverAction.SHOW_TEXT, ichatbasecomponent));
+-            }));
+-            b0 = 0;
++                chatmessage1.getChatModifier().setChatHoverable(new ChatHoverable(ChatHoverable.EnumHoverAction.SHOW_TEXT, chatcomponenttext));
++                commandlistenerwrapper.sendFailureMessage(chatmessage1);
++                byte b1 = 0;
++
++                return b1;
++            }
+         } finally {
+             commandlistenerwrapper.getServer().methodProfiler.e();
++            MinecraftServer.getServer().worldServer = prev; // CraftBukkit
+         }
+ 
+         return b0;

paper-server/nms-patches/CommandExecute.patch

@@ -1,58 +0,0 @@
---- a/net/minecraft/server/CommandExecute.java
-+++ b/net/minecraft/server/CommandExecute.java
-@@ -4,6 +4,10 @@
- import java.util.Collections;
- import java.util.List;
- import javax.annotation.Nullable;
-+// CraftBukkit start
-+import org.bukkit.craftbukkit.command.ProxiedNativeCommandSender;
-+import org.bukkit.craftbukkit.command.VanillaCommandWrapper;
-+// CraftBukkit end
- 
- public class CommandExecute extends CommandAbstract {
- 
-@@ -59,26 +63,41 @@
-             }
- 
-             String s = a(astring, b0);
--            CommandListenerWrapper commandlistenerwrapper = CommandListenerWrapper.a(icommandlistener).a(entity, new Vec3D(d0, d1, d2)).a(minecraftserver.worldServer[0].getGameRules().getBoolean("commandBlockOutput"));
-+            CommandListenerWrapper commandlistenerwrapper = CommandListenerWrapper.a(icommandlistener).a(entity, new Vec3D(d0, d1, d2)).a(minecraftserver.worlds.get(0).getGameRules().getBoolean("commandBlockOutput")); // CraftBukkit
-             ICommandHandler icommandhandler = minecraftserver.getCommandHandler();
- 
-             try {
--                int i = icommandhandler.a(commandlistenerwrapper, s);
-+                // CraftBukkit start
-+                org.bukkit.command.CommandSender sender = CommandBlockListenerAbstract.unwrapSender(icommandlistener);
-+                int i = CommandBlockListenerAbstract.executeCommand(commandlistenerwrapper, new ProxiedNativeCommandSender(commandlistenerwrapper, sender, entity.getBukkitEntity()), s); 
-+                // CraftBukkit end
- 
-                 if (i < 1) {
-                     throw new CommandException("commands.execute.allInvocationsFailed", new Object[] { s});
-                 }
-             } catch (Throwable throwable) {
-+                // CraftBukkit start
-+                if (throwable instanceof CommandException) {
-+                    throw (CommandException) throwable;
-+                }
-+                // CraftBukkit end
-                 throw new CommandException("commands.execute.failed", new Object[] { s, entity.getName()});
-             }
-         }
-     }
- 
-     public List<String> tabComplete(MinecraftServer minecraftserver, ICommandListener icommandlistener, String[] astring, @Nullable BlockPosition blockposition) {
--        return astring.length == 1 ? a(astring, minecraftserver.getPlayers()) : (astring.length > 1 && astring.length <= 4 ? a(astring, 1, blockposition) : (astring.length > 5 && astring.length <= 8 && "detect".equals(astring[4]) ? a(astring, 5, blockposition) : (astring.length == 9 && "detect".equals(astring[4]) ? a(astring, (Collection) Block.REGISTRY.keySet()) : Collections.emptyList())));
-+        return astring.length == 1 ? a(astring, minecraftserver.getPlayers()) : (astring.length > 1 && astring.length <= 4 ? a(astring, 1, blockposition) : (astring.length > 5 && astring.length <= 8 && "detect".equals(astring[4]) ? a(astring, 5, blockposition) : (astring.length == 9 && "detect".equals(astring[4]) ? a(astring, (Collection) Block.REGISTRY.keySet()) : Collections.<String>emptyList()))); // CraftBukkit - decompile error
-     }
- 
-     public boolean isListStart(String[] astring, int i) {
-         return i == 0;
-     }
-+
-+    // CraftBukkit start - fix decompiler error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a((ICommand) o);
-+    }
-+    // CraftBukkit end
- }

paper-server/nms-patches/CommandGamemode.patch

@@ -1,34 +1,15 @@
 --- a/net/minecraft/server/CommandGamemode.java
 +++ b/net/minecraft/server/CommandGamemode.java
-@@ -28,6 +28,12 @@
-             EntityPlayer entityplayer = astring.length >= 2 ? b(minecraftserver, icommandlistener, astring[1]) : a(icommandlistener);
+@@ -57,6 +57,12 @@
  
-             entityplayer.a(enumgamemode);
-+            // CraftBukkit start - handle event cancelling the change
-+            if (entityplayer.playerInteractManager.getGameMode() != enumgamemode) {
-+                icommandlistener.sendMessage(new ChatComponentText("Failed to set the gamemode of '" + entityplayer.getName() + "'"));
-+                return;
-+            }
-+            // CraftBukkit end
-             ChatMessage chatmessage = new ChatMessage("gameMode." + enumgamemode.b(), new Object[0]);
- 
-             if (icommandlistener.getWorld().getGameRules().getBoolean("sendCommandFeedback")) {
-@@ -50,10 +56,17 @@
-     }
- 
-     public List<String> tabComplete(MinecraftServer minecraftserver, ICommandListener icommandlistener, String[] astring, @Nullable BlockPosition blockposition) {
--        return astring.length == 1 ? a(astring, new String[] { "survival", "creative", "adventure", "spectator"}) : (astring.length == 2 ? a(astring, minecraftserver.getPlayers()) : Collections.emptyList());
-+        return astring.length == 1 ? a(astring, new String[] { "survival", "creative", "adventure", "spectator"}) : (astring.length == 2 ? a(astring, minecraftserver.getPlayers()) : Collections.<String>emptyList()); // CraftBukkit - decompile error
-     }
- 
-     public boolean isListStart(String[] astring, int i) {
-         return i == 1;
-     }
-+
-+    // CraftBukkit start - fix decompiler error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a((ICommand) o);
-+    }
-+    // CraftBukkit end
- }
+             if (entityplayer.playerInteractManager.getGameMode() != enumgamemode) {
+                 entityplayer.a(enumgamemode);
++                // CraftBukkit start - handle event cancelling the change
++                if (entityplayer.playerInteractManager.getGameMode() != enumgamemode) {
++                    commandcontext.getSource().sendFailureMessage(new ChatComponentText("Failed to set the gamemode of '" + entityplayer.getName() + "'"));
++                    continue;
++                }
++                // CraftBukkit end
+                 a((CommandListenerWrapper) commandcontext.getSource(), entityplayer, enumgamemode);
+                 ++i;
+             }

paper-server/nms-patches/CommandGamerule.patch

@@ -1,23 +0,0 @@
---- a/net/minecraft/server/CommandGamerule.java
-+++ b/net/minecraft/server/CommandGamerule.java
-@@ -23,7 +23,7 @@
-     }
- 
-     public void execute(MinecraftServer minecraftserver, ICommandListener icommandlistener, String[] astring) throws CommandException {
--        GameRules gamerules = this.a(minecraftserver);
-+        GameRules gamerules = icommandlistener.getWorld().getGameRules(); // CraftBukkit - Use current world
-         String s = astring.length > 0 ? astring[0] : "";
-         String s1 = astring.length > 1 ? a(astring, 1) : "";
- 
-@@ -92,4 +92,11 @@
-     private GameRules a(MinecraftServer minecraftserver) {
-         return minecraftserver.getWorldServer(0).getGameRules();
-     }
-+
-+    // CraftBukkit start - fix decompile error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a((ICommand) o);
-+    }
-+    // CraftBukkit end
- }

paper-server/nms-patches/CommandListenerWrapper.patch

@@ -0,0 +1,46 @@
+--- a/net/minecraft/server/CommandListenerWrapper.java
++++ b/net/minecraft/server/CommandListenerWrapper.java
+@@ -7,6 +7,7 @@
+ import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
+ import com.mojang.brigadier.suggestion.Suggestions;
+ import com.mojang.brigadier.suggestion.SuggestionsBuilder;
++import com.mojang.brigadier.tree.CommandNode;
+ import java.util.Collection;
+ import java.util.Collections;
+ import java.util.Iterator;
+@@ -31,9 +32,10 @@
+     private final ResultConsumer<CommandListenerWrapper> l;
+     private final ArgumentAnchor.Anchor m;
+     private final Vec2F n;
++    public CommandNode currentCommand; // CraftBukkit
+ 
+     public CommandListenerWrapper(ICommandListener icommandlistener, Vec3D vec3d, Vec2F vec2f, WorldServer worldserver, int i, String s, IChatBaseComponent ichatbasecomponent, MinecraftServer minecraftserver, @Nullable Entity entity) {
+-        this(icommandlistener, vec3d, vec2f, worldserver, i, s, ichatbasecomponent, minecraftserver, entity, false, (commandcontext, flag, i) -> {
++        this(icommandlistener, vec3d, vec2f, worldserver, i, s, ichatbasecomponent, minecraftserver, entity, false, (commandcontext, flag, ix) -> { // CraftBukkit - decompile error
+         }, ArgumentAnchor.Anchor.FEET);
+     }
+ 
+@@ -119,6 +121,12 @@
+     }
+ 
+     public boolean hasPermission(int i) {
++        // CraftBukkit start
++        if (currentCommand != null) {
++            return this.f >= i || getBukkitSender().hasPermission(org.bukkit.craftbukkit.command.VanillaCommandWrapper.getPermission(currentCommand));
++        }
++        // CraftBukkit end
++
+         return this.f >= i;
+     }
+ 
+@@ -232,4 +240,10 @@
+     public Collection<ICompletionProvider.a> a(boolean flag) {
+         return Collections.singleton(ICompletionProvider.a.b);
+     }
++
++    // CraftBukkit start
++    public org.bukkit.command.CommandSender getBukkitSender() {
++        return base.getBukkitSender(this);
++    }
++    // CraftBukkit end
+ }

paper-server/nms-patches/CommandSpreadPlayers.patch

@@ -1,50 +1,32 @@
 --- a/net/minecraft/server/CommandSpreadPlayers.java
 +++ b/net/minecraft/server/CommandSpreadPlayers.java
-@@ -240,9 +240,16 @@
-     }
- 
-     public List<String> tabComplete(MinecraftServer minecraftserver, ICommandListener icommandlistener, String[] astring, @Nullable BlockPosition blockposition) {
--        return astring.length >= 1 && astring.length <= 2 ? b(astring, 0, blockposition) : Collections.emptyList();
-+        return astring.length >= 1 && astring.length <= 2 ? b(astring, 0, blockposition) : Collections.<String>emptyList(); // CraftBukkit - decompile error
-     }
- 
-+    // CraftBukkit start - fix decompile error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a(o);
-+    }
-+    // CraftBukkit end
-+
-     static class Location2D {
- 
-         double a;
-@@ -309,7 +316,7 @@
+@@ -269,7 +269,7 @@
                  }
  
                  blockposition = blockposition.down();
--            } while (world.getType(blockposition).getMaterial() == Material.AIR);
-+            } while (getType(world, blockposition).getMaterial() == Material.AIR); // CraftBukkit
+-            } while (iblockaccess.getType(blockposition).isAir());
++            } while (getType(iblockaccess, blockposition).isAir()); // CraftBukkit
  
              return blockposition.getY() + 1;
          }
-@@ -325,7 +332,7 @@
+@@ -285,7 +285,7 @@
                  }
  
                  blockposition = blockposition.down();
--                material = world.getType(blockposition).getMaterial();
-+                material = getType(world, blockposition).getMaterial(); // CraftBukkit
-             } while (material == Material.AIR);
+-                iblockdata = iblockaccess.getType(blockposition);
++                iblockdata = getType(iblockaccess, blockposition); // CraftBukkit
+             } while (iblockdata.isAir());
  
-             return !material.isLiquid() && material != Material.FIRE;
-@@ -335,5 +342,12 @@
+             Material material = iblockdata.getMaterial();
+@@ -297,5 +297,12 @@
              this.a = MathHelper.a(random, d0, d2);
              this.b = MathHelper.a(random, d1, d3);
          }
 +
 +        // CraftBukkit start - add a version of getType which force loads chunks
-+        private static IBlockData getType(World world, BlockPosition position) {
-+            ((ChunkProviderServer) world.chunkProvider).getChunkAt(position.getX() >> 4, position.getZ() >> 4);
-+            return world.getType(position);
++        private static IBlockData getType(IBlockAccess iblockaccess, BlockPosition position) {
++            ((ChunkProviderServer) ((World) iblockaccess).chunkProvider).getChunkAt(position.getX() >> 4, position.getZ() >> 4);
++            return iblockaccess.getType(position);
 +        }
 +        // CraftBukkit end
      }

paper-server/nms-patches/CommandTeleport.patch

@@ -1,23 +1,14 @@
 --- a/net/minecraft/server/CommandTeleport.java
 +++ b/net/minecraft/server/CommandTeleport.java
-@@ -69,7 +69,7 @@
+@@ -116,9 +116,9 @@
+         if (entity instanceof EntityPlayer) {
+             entity.stopRiding();
+             if (worldserver == entity.world) {
+-                ((EntityPlayer) entity).playerConnection.a(d0, d1, d2, f, f1, set);
++                ((EntityPlayer) entity).playerConnection.a(d0, d1, d2, f, f1, set, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND); // CraftBukkit
+             } else {
+-                ((EntityPlayer) entity).a(worldserver, d0, d1, d2, f, f1);
++                ((EntityPlayer) entity).a(worldserver, d0, d1, d2, f, f1, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND); // CraftBukkit
              }
  
-             entity.stopRiding();
--            ((EntityPlayer) entity).playerConnection.a(commandabstract_commandnumber.a(), commandabstract_commandnumber1.a(), commandabstract_commandnumber2.a(), f, f1, enumset);
-+            ((EntityPlayer) entity).playerConnection.a(commandabstract_commandnumber.a(), commandabstract_commandnumber1.a(), commandabstract_commandnumber2.a(), f, f1, enumset, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND); // CraftBukkit
              entity.setHeadRotation(f);
-         } else {
-             float f2 = (float) MathHelper.g(commandabstract_commandnumber3.a());
-@@ -94,4 +94,11 @@
-     public boolean isListStart(String[] astring, int i) {
-         return i == 0;
-     }
-+
-+    // CraftBukkit start - fix decompile error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a((ICommand) o);
-+    }
-+    // CraftBukkit end
- }

paper-server/nms-patches/CommandTp.patch

@@ -1,45 +0,0 @@
---- a/net/minecraft/server/CommandTp.java
-+++ b/net/minecraft/server/CommandTp.java
-@@ -53,17 +53,11 @@
-             } else {
-                 Entity entity = c(minecraftserver, icommandlistener, astring[astring.length - 1]);
- 
--                if (entity.world != ((Entity) object).world) {
--                    throw new CommandException("commands.tp.notSameDimension", new Object[0]);
--                } else {
--                    ((Entity) object).stopRiding();
--                    if (object instanceof EntityPlayer) {
--                        ((EntityPlayer) object).playerConnection.a(entity.locX, entity.locY, entity.locZ, entity.yaw, entity.pitch);
--                    } else {
--                        ((Entity) object).setPositionRotation(entity.locX, entity.locY, entity.locZ, entity.yaw, entity.pitch);
--                    }
--
-+                // CraftBukkit Start
-+                // Use Bukkit teleport method in all cases. It has cross dimensional handling, events
-+                if (((Entity) object).getBukkitEntity().teleport(entity.getBukkitEntity(), org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND)) {
-                     a(icommandlistener, (ICommand) this, "commands.tp.success", new Object[] { ((Entity) object).getName(), entity.getName()});
-+                    // CraftBukkit End
-                 }
-             }
-         }
-@@ -107,7 +101,7 @@
-             }
- 
-             entity.stopRiding();
--            ((EntityPlayer) entity).playerConnection.a(commandabstract_commandnumber.b(), commandabstract_commandnumber1.b(), commandabstract_commandnumber2.b(), f, f1, enumset);
-+            ((EntityPlayer) entity).playerConnection.a(commandabstract_commandnumber.b(), commandabstract_commandnumber1.b(), commandabstract_commandnumber2.b(), f, f1, enumset, org.bukkit.event.player.PlayerTeleportEvent.TeleportCause.COMMAND); // CraftBukkit
-             entity.setHeadRotation(f);
-         } else {
-             float f2 = (float) MathHelper.g(commandabstract_commandnumber3.a());
-@@ -132,4 +126,11 @@
-     public boolean isListStart(String[] astring, int i) {
-         return i == 0;
-     }
-+
-+    // CraftBukkit start - fix decompile error
-+    @Override
-+    public int compareTo(ICommand o) {
-+        return a((ICommand) o);
-+    }
-+    // CraftBukkit end
- }

paper-server/nms-patches/Container.patch

@@ -96,7 +96,7 @@
 +                    // CraftBukkit end
                  }
  
-                 this.d();
+                 this.c();
 @@ -165,8 +225,11 @@
                  if (i == -999) {
                      if (!playerinventory.getCarried().isEmpty()) {
@@ -126,11 +126,11 @@
                      }
                  }
              } else if (inventoryclicktype == InventoryClickType.SWAP && j >= 0 && j < 9) {
-@@ -564,6 +636,7 @@
-                 inventorycraftresult.a(irecipe);
-                 itemstack = irecipe.craftItem(inventorycrafting);
+@@ -567,6 +639,7 @@
+             if (inventorycraftresult.a(world, entityplayer, irecipe) && irecipe != null) {
+                 itemstack = irecipe.craftItem(iinventory);
              }
-+            itemstack = org.bukkit.craftbukkit.event.CraftEventFactory.callPreCraftEvent(inventorycrafting, itemstack, getBukkitView(), false); // CraftBukkit
++            itemstack = org.bukkit.craftbukkit.event.CraftEventFactory.callPreCraftEvent(iinventory, inventorycraftresult, itemstack, getBukkitView(), false); // CraftBukkit
  
              inventorycraftresult.setItem(0, itemstack);
              entityplayer.playerConnection.sendPacket(new PacketPlayOutSetSlot(this.windowId, 0, itemstack));

paper-server/nms-patches/ContainerAnvil.patch

@@ -26,7 +26,7 @@
          this.j = blockposition;
          this.i = world;
          this.m = entityhuman;
-@@ -110,7 +120,7 @@
+@@ -111,7 +121,7 @@
          byte b1 = 0;
  
          if (itemstack.isEmpty()) {
@@ -35,25 +35,25 @@
              this.levelCost = 0;
          } else {
              ItemStack itemstack1 = itemstack.cloneItemStack();
-@@ -128,7 +138,7 @@
-                 if (itemstack1.f() && itemstack1.getItem().a(itemstack, itemstack2)) {
-                     k = Math.min(itemstack1.i(), itemstack1.k() / 4);
+@@ -129,7 +139,7 @@
+                 if (itemstack1.e() && itemstack1.getItem().a(itemstack, itemstack2)) {
+                     k = Math.min(itemstack1.getDamage(), itemstack1.h() / 4);
                      if (k <= 0) {
 -                        this.g.setItem(0, ItemStack.a);
 +                        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareAnvilEvent(getBukkitView(), ItemStack.a); // CraftBukkit
                          this.levelCost = 0;
                          return;
                      }
-@@ -143,7 +153,7 @@
+@@ -144,7 +154,7 @@
                      this.k = l;
                  } else {
-                     if (!flag && (itemstack1.getItem() != itemstack2.getItem() || !itemstack1.f())) {
+                     if (!flag && (itemstack1.getItem() != itemstack2.getItem() || !itemstack1.e())) {
 -                        this.g.setItem(0, ItemStack.a);
 +                        org.bukkit.craftbukkit.event.CraftEventFactory.callPrepareAnvilEvent(getBukkitView(), ItemStack.a); // CraftBukkit
                          this.levelCost = 0;
                          return;
                      }
-@@ -236,7 +246,7 @@
+@@ -237,7 +247,7 @@
                      }
  
                      if (flag2 && !flag1) {
@@ -62,7 +62,7 @@
                          this.levelCost = 0;
                          return;
                      }
-@@ -283,7 +293,7 @@
+@@ -284,7 +294,7 @@
                  EnchantmentManager.a(map, itemstack1);
              }
  
@@ -71,17 +71,17 @@
              this.b();
          }
      }
-@@ -301,6 +311,7 @@
+@@ -302,6 +312,7 @@
      }
  
      public boolean canUse(EntityHuman entityhuman) {
 +        if (!this.checkReachable) return true; // CraftBukkit
-         return this.i.getType(this.j).getBlock() != Blocks.ANVIL ? false : entityhuman.d((double) this.j.getX() + 0.5D, (double) this.j.getY() + 0.5D, (double) this.j.getZ() + 0.5D) <= 64.0D;
+         return !this.i.getType(this.j).a(TagsBlock.x) ? false : entityhuman.d((double) this.j.getX() + 0.5D, (double) this.j.getY() + 0.5D, (double) this.j.getZ() + 0.5D) <= 64.0D;
      }
  
-@@ -356,4 +367,33 @@
+@@ -357,4 +368,33 @@
  
-         this.e();
+         this.d();
      }
 +
 +    // CraftBukkit start

paper-server/nms-patches/ContainerEnchantTable.patch

@@ -1,6 +1,6 @@
 --- a/net/minecraft/server/ContainerEnchantTable.java
 +++ b/net/minecraft/server/ContainerEnchantTable.java
-@@ -3,6 +3,19 @@
+@@ -3,6 +3,21 @@
  import java.util.List;
  import java.util.Random;
  
@@ -8,9 +8,11 @@
 +import java.util.Collections;
 +import java.util.Map;
 +import org.bukkit.Location;
++import org.bukkit.NamespacedKey;
 +import org.bukkit.craftbukkit.inventory.CraftInventoryEnchanting;
 +import org.bukkit.craftbukkit.inventory.CraftInventoryView;
 +import org.bukkit.craftbukkit.inventory.CraftItemStack;
++import org.bukkit.craftbukkit.util.CraftNamespacedKey;
 +import org.bukkit.enchantments.EnchantmentOffer;
 +import org.bukkit.event.enchantment.EnchantItemEvent;
 +import org.bukkit.event.enchantment.PrepareItemEnchantEvent;
@@ -19,8 +21,8 @@
 +
  public class ContainerEnchantTable extends Container {
  
-     public IInventory enchantSlots = new InventorySubcontainer("Enchant", true, 2) {
-@@ -14,6 +27,13 @@
+     public IInventory enchantSlots = new InventorySubcontainer(new ChatComponentText("Enchant"), 2) {
+@@ -14,6 +29,13 @@
              super.update();
              ContainerEnchantTable.this.a((IInventory) this);
          }
@@ -34,7 +36,7 @@
      };
      public World world;
      private final BlockPosition position;
-@@ -22,6 +42,10 @@
+@@ -22,6 +44,10 @@
      public int[] costs = new int[3];
      public int[] h = new int[] { -1, -1, -1};
      public int[] i = new int[] { -1, -1, -1};
@@ -45,7 +47,7 @@
  
      public ContainerEnchantTable(PlayerInventory playerinventory, World world, BlockPosition blockposition) {
          this.world = world;
-@@ -54,6 +78,9 @@
+@@ -54,6 +80,9 @@
              this.a(new Slot(playerinventory, i, 8 + i * 18, 142));
          }
  
@@ -55,7 +57,7 @@
      }
  
      protected void c(ICrafting icrafting) {
-@@ -90,7 +117,7 @@
+@@ -90,7 +119,7 @@
              ItemStack itemstack = iinventory.getItem(0);
              int i;
  
@@ -64,7 +66,14 @@
                  if (!this.world.isClientSide) {
                      i = 0;
  
-@@ -152,6 +179,41 @@
+@@ -146,12 +175,47 @@
+                             if (list != null && !list.isEmpty()) {
+                                 WeightedRandomEnchant weightedrandomenchant = (WeightedRandomEnchant) list.get(this.l.nextInt(list.size()));
+ 
+-                                this.h[j] = Enchantment.enchantments.a((Object) weightedrandomenchant.enchantment);
++                                this.h[j] = Enchantment.enchantments.a(weightedrandomenchant.enchantment); // CraftBukkit - decompile error
+                                 this.i[j] = weightedrandomenchant.level;
+                             }
                          }
                      }
  
@@ -72,7 +81,7 @@
 +                    CraftItemStack item = CraftItemStack.asCraftMirror(itemstack);
 +                    org.bukkit.enchantments.EnchantmentOffer[] offers = new EnchantmentOffer[3];
 +                    for (j = 0; j < 3; ++j) {
-+                        org.bukkit.enchantments.Enchantment enchantment = (this.h[j] >= 0) ? org.bukkit.enchantments.Enchantment.getById(this.h[j]) : null;
++                        org.bukkit.enchantments.Enchantment enchantment = (this.h[j] >= 0) ? org.bukkit.enchantments.Enchantment.getByKey(CraftNamespacedKey.fromMinecraft(Enchantment.getId(Enchantment.enchantments.getId(this.h[j])))) : null;
 +                        offers[j] = (enchantment != null) ? new EnchantmentOffer(enchantment, this.i[j], this.costs[j]) : null;
 +                    }
 +
@@ -93,7 +102,7 @@
 +                        EnchantmentOffer offer = event.getOffers()[j];
 +                        if (offer != null) {
 +                            this.costs[j] = offer.getCost();
-+                            this.h[j] = offer.getEnchantment().getId();
++                            this.h[j] = Enchantment.enchantments.a(Enchantment.fromId(CraftNamespacedKey.toMinecraft(offer.getEnchantment().getKey())));
 +                            this.i[j] = offer.getEnchantmentLevel();
 +                        } else {
 +                            this.costs[j] = 0;
@@ -106,7 +115,7 @@
                      this.b();
                  }
              } else {
-@@ -176,25 +238,52 @@
+@@ -176,25 +240,53 @@
              if (!this.world.isClientSide) {
                  List list = this.a(itemstack, i, this.costs[i]);
  
@@ -119,7 +128,7 @@
 +                    Map<org.bukkit.enchantments.Enchantment, Integer> enchants = new java.util.HashMap<org.bukkit.enchantments.Enchantment, Integer>();
 +                    for (Object obj : list) {
 +                        WeightedRandomEnchant instance = (WeightedRandomEnchant) obj;
-+                        enchants.put(org.bukkit.enchantments.Enchantment.getById(Enchantment.getId(instance.enchantment)), instance.level);
++                        enchants.put(org.bukkit.enchantments.Enchantment.getByKey(CraftNamespacedKey.fromMinecraft(Enchantment.getId(instance.enchantment))), instance.level);
 +                    }
 +                    CraftItemStack item = CraftItemStack.asCraftMirror(itemstack);
 +
@@ -141,8 +150,9 @@
 +                    for (Map.Entry<org.bukkit.enchantments.Enchantment, Integer> entry : event.getEnchantsToAdd().entrySet()) {
 +                        try {
 +                            if (flag) {
-+                                int enchantId = entry.getKey().getId();
-+                                if (Enchantment.c(enchantId) == null) {
++                                NamespacedKey enchantId = entry.getKey().getKey();
++                                Enchantment nms = Enchantment.fromId(CraftNamespacedKey.toMinecraft(enchantId));
++                                if (nms == null) {
 +                                    continue;
 +                                }
  
@@ -150,7 +160,7 @@
 -                            ItemEnchantedBook.a(itemstack, weightedrandomenchant);
 -                        } else {
 -                            itemstack.addEnchantment(weightedrandomenchant.enchantment, weightedrandomenchant.level);
-+                                WeightedRandomEnchant weightedrandomenchant = new WeightedRandomEnchant(Enchantment.c(enchantId), entry.getValue());
++                                WeightedRandomEnchant weightedrandomenchant = new WeightedRandomEnchant(nms, entry.getValue());
 +                                ItemEnchantedBook.a(itemstack, weightedrandomenchant);
 +                            } else {
 +                                item.addUnsafeEnchantment(entry.getKey(), entry.getValue());
@@ -167,7 +177,7 @@
                      if (!entityhuman.abilities.canInstantlyBuild) {
                          itemstack1.subtract(j);
                          if (itemstack1.isEmpty()) {
-@@ -233,12 +322,18 @@
+@@ -233,12 +325,18 @@
  
      public void b(EntityHuman entityhuman) {
          super.b(entityhuman);
@@ -186,7 +196,7 @@
          return this.world.getType(this.position).getBlock() != Blocks.ENCHANTING_TABLE ? false : entityhuman.d((double) this.position.getX() + 0.5D, (double) this.position.getY() + 0.5D, (double) this.position.getZ() + 0.5D) <= 64.0D;
      }
  
-@@ -291,4 +386,17 @@
+@@ -291,4 +389,17 @@
  
          return itemstack;
      }

paper-server/nms-patches/ContainerFurnace.patch

@@ -1,19 +1,19 @@
 --- a/net/minecraft/server/ContainerFurnace.java
 +++ b/net/minecraft/server/ContainerFurnace.java
-@@ -1,5 +1,10 @@
+@@ -1,6 +1,10 @@
  package net.minecraft.server;
  
+ import java.util.Iterator;
 +// CraftBukkit start
 +import org.bukkit.craftbukkit.inventory.CraftInventoryFurnace;
 +import org.bukkit.craftbukkit.inventory.CraftInventoryView;
 +// CraftBukkit end
-+
- public class ContainerFurnace extends Container {
  
-     private final IInventory furnace;
-@@ -8,11 +13,28 @@
-     private int h;
+ public class ContainerFurnace extends ContainerRecipeBook {
+ 
+@@ -11,12 +15,29 @@
      private int i;
+     private int j;
  
 +    // CraftBukkit start
 +    private CraftInventoryView bukkitEntity = null;
@@ -33,6 +33,7 @@
 +
      public ContainerFurnace(PlayerInventory playerinventory, IInventory iinventory) {
          this.furnace = iinventory;
+         this.f = playerinventory.player.world;
          this.a(new Slot(iinventory, 0, 56, 17));
          this.a((Slot) (new SlotFurnaceFuel(iinventory, 1, 56, 53)));
          this.a((Slot) (new SlotFurnaceResult(playerinventory.player, iinventory, 2, 116, 35)));
@@ -40,7 +41,7 @@
  
          int i;
  
-@@ -63,6 +85,7 @@
+@@ -95,6 +116,7 @@
      }
  
      public boolean canUse(EntityHuman entityhuman) {

paper-server/nms-patches/ContainerPlayer.patch

@@ -8,10 +8,10 @@
 +import org.bukkit.craftbukkit.inventory.CraftInventoryView;
 +// CraftBukkit end
 +
- public class ContainerPlayer extends Container {
+ public class ContainerPlayer extends ContainerRecipeBook {
  
-     private static final EnumItemSlot[] h = new EnumItemSlot[] { EnumItemSlot.HEAD, EnumItemSlot.CHEST, EnumItemSlot.LEGS, EnumItemSlot.FEET};
-@@ -7,10 +12,20 @@
+     private static final String[] h = new String[] { "item/empty_armor_slot_boots", "item/empty_armor_slot_leggings", "item/empty_armor_slot_chestplate", "item/empty_armor_slot_helmet"};
+@@ -8,10 +13,20 @@
      public InventoryCraftResult resultInventory = new InventoryCraftResult();
      public boolean g;
      private final EntityHuman owner;
@@ -32,27 +32,9 @@
          this.a((Slot) (new SlotResult(playerinventory.player, this.craftInventory, this.resultInventory, 0, 154, 28)));
  
          int i;
-@@ -23,7 +38,7 @@
-         }
- 
-         for (i = 0; i < 4; ++i) {
--            final EnumItemSlot enumitemslot = ContainerPlayer.h[i];
-+            final EnumItemSlot enumitemslot1 = ContainerPlayer.h[i];
- 
-             this.a(new Slot(playerinventory, 36 + (3 - i), 8, 8 + i * 18) {
-                 public int getMaxStackSize() {
-@@ -31,7 +46,7 @@
-                 }
- 
-                 public boolean isAllowed(ItemStack itemstack) {
--                    return enumitemslot == EntityInsentient.d(itemstack);
-+                    return enumitemslot1 == EntityInsentient.d(itemstack); // CraftBukkit - decompile error
-                 }
- 
-                 public boolean isAllowed(EntityHuman entityhuman) {
-@@ -141,4 +156,17 @@
-     public boolean a(ItemStack itemstack, Slot slot) {
-         return slot.inventory != this.resultInventory && super.a(itemstack, slot);
+@@ -167,4 +182,17 @@
+     public int g() {
+         return this.craftInventory.n();
      }
 +
 +    // CraftBukkit start

paper-server/nms-patches/ContainerWorkbench.patch

@@ -8,7 +8,7 @@
 +import org.bukkit.craftbukkit.inventory.CraftInventoryView;
 +// CraftBukkit end
 +
- public class ContainerWorkbench extends Container {
+ public class ContainerWorkbench extends ContainerRecipeBook {
  
 -    public InventoryCrafting craftInventory = new InventoryCrafting(this, 3, 3);
 -    public InventoryCraftResult resultInventory = new InventoryCraftResult();
@@ -32,7 +32,7 @@
          this.g = world;
          this.h = blockposition;
          this.i = playerinventory.player;
-@@ -47,6 +62,7 @@
+@@ -60,6 +75,7 @@
      }
  
      public boolean canUse(EntityHuman entityhuman) {
@@ -40,9 +40,9 @@
          return this.g.getType(this.h).getBlock() != Blocks.CRAFTING_TABLE ? false : entityhuman.d((double) this.h.getX() + 0.5D, (double) this.h.getY() + 0.5D, (double) this.h.getZ() + 0.5D) <= 64.0D;
      }
  
-@@ -100,4 +116,17 @@
-     public boolean a(ItemStack itemstack, Slot slot) {
-         return slot.inventory != this.resultInventory && super.a(itemstack, slot);
+@@ -125,4 +141,17 @@
+     public int g() {
+         return this.craftInventory.n();
      }
 +
 +    // CraftBukkit start

paper-server/nms-patches/CraftingManager.patch

@@ -1,57 +1,32 @@
 --- a/net/minecraft/server/CraftingManager.java
 +++ b/net/minecraft/server/CraftingManager.java
-@@ -34,6 +34,7 @@
- 
-     public static boolean init() {
-         try {
-+            CraftingManager.c = 0; // Reset recipe ID count
-             a("armordye", new RecipeArmorDye());
-             a("bookcloning", new RecipeBookClone());
-             a("mapcloning", new RecipeMapClone());
-@@ -147,6 +148,7 @@
-         if (CraftingManager.recipes.d(minecraftkey)) {
-             throw new IllegalStateException("Duplicate recipe ignored with ID " + minecraftkey);
-         } else {
-+            irecipe.setKey(minecraftkey); // CraftBukkit
-             CraftingManager.recipes.a(CraftingManager.c++, minecraftkey, irecipe);
-         }
-     }
-@@ -158,12 +160,14 @@
+@@ -96,12 +96,14 @@
  
          do {
              if (!iterator.hasNext()) {
-+                inventorycrafting.currentRecipe = null; // CraftBukkit - Clear recipe when no recipe is found
++                iinventory.setCurrentRecipe(null); // CraftBukkit - Clear recipe when no recipe is found
                  return ItemStack.a;
              }
  
              irecipe = (IRecipe) iterator.next();
-         } while (!irecipe.a(inventorycrafting, world));
+         } while (!irecipe.a(iinventory, world));
  
-+        inventorycrafting.currentRecipe = irecipe; // CraftBukkit
-         return irecipe.craftItem(inventorycrafting);
++        iinventory.setCurrentRecipe(irecipe); // CraftBukkit
+         return irecipe.craftItem(iinventory);
      }
  
-@@ -175,12 +179,14 @@
+@@ -113,12 +115,14 @@
  
          do {
              if (!iterator.hasNext()) {
-+                inventorycrafting.currentRecipe = null; // CraftBukkit - Clear recipe when no recipe is found
++                iinventory.setCurrentRecipe(null); // CraftBukkit - Clear recipe when no recipe is found
                  return null;
              }
  
              irecipe = (IRecipe) iterator.next();
-         } while (!irecipe.a(inventorycrafting, world));
+         } while (!irecipe.a(iinventory, world));
  
-+        inventorycrafting.currentRecipe = irecipe; // CraftBukkit
++        iinventory.setCurrentRecipe(irecipe); // CraftBukkit
          return irecipe;
      }
  
-@@ -210,7 +216,7 @@
-     }
- 
-     public static int a(IRecipe irecipe) {
--        return CraftingManager.recipes.a((Object) irecipe);
-+        return CraftingManager.recipes.a(irecipe); // CraftBukkit - decompile error
-     }
- 
-     @Nullable

paper-server/nms-patches/CrashReport.patch

@@ -1,8 +1,8 @@
 --- a/net/minecraft/server/CrashReport.java
 +++ b/net/minecraft/server/CrashReport.java
-@@ -125,6 +125,7 @@
-                 return this.a();
-             }
+@@ -63,6 +63,7 @@
+ 
+             return String.format("%d total; %s", new Object[] { Integer.valueOf(list.size()), list.stream().collect(Collectors.joining(" "))});
          });
 +        this.d.a("CraftBukkit Information", (CrashReportCallable) new org.bukkit.craftbukkit.CraftCrashReport()); // CraftBukkit
      }

paper-server/nms-patches/CustomFunction.patch

@@ -1,19 +1,11 @@
 --- a/net/minecraft/server/CustomFunction.java
 +++ b/net/minecraft/server/CustomFunction.java
-@@ -122,7 +122,15 @@
-         }
+@@ -45,7 +45,7 @@
+                 }
  
-         public void a(CustomFunctionData customfunctiondata, ICommandListener icommandlistener, ArrayDeque<CustomFunctionData.a> arraydeque, int i) {
--            customfunctiondata.a().a(icommandlistener, this.a);
-+            // CraftBukkit start
-+            org.bukkit.command.CommandSender sender;
-+            if (icommandlistener instanceof CustomFunctionData.CustomFunctionListener) {
-+                sender = ((CustomFunctionData.CustomFunctionListener) icommandlistener).sender;
-+            } else {
-+                sender = CommandBlockListenerAbstract.unwrapSender(icommandlistener);
-+            }
-+            CommandBlockListenerAbstract.executeSafely(icommandlistener, sender, this.a);
-+            // CraftBukkit end
-         }
+                 try {
+-                    ParseResults parseresults = customfunctiondata.a().getCommandDispatcher().a().parse(s, customfunctiondata.f());
++                    ParseResults parseresults = customfunctiondata.d().parse(s, customfunctiondata.f()); // CraftBukkit
  
-         public String toString() {
+                     if (parseresults.getReader().canRead()) {
+                         if (parseresults.getExceptions().size() == 1) {

paper-server/nms-patches/CustomFunctionData.patch

@@ -1,45 +1,38 @@
 --- a/net/minecraft/server/CustomFunctionData.java
 +++ b/net/minecraft/server/CustomFunctionData.java
-@@ -23,7 +23,14 @@
-     private CustomFunction f;
-     private final ArrayDeque<CustomFunctionData.a> g = new ArrayDeque();
-     private boolean h = false;
--    private final ICommandListener i = new ICommandListener() {
-+    // CraftBukkit start
-+    private final ICommandListener i = new CustomFunctionListener();
-+
-+    public class CustomFunctionListener implements ICommandListener {
-+
-+        protected org.bukkit.command.CommandSender sender = new org.bukkit.craftbukkit.command.CraftFunctionCommandSender(this);
-+        // CraftBukkit end
-+
-         public String getName() {
-             return CustomFunctionData.this.e;
-         }
-@@ -33,7 +40,7 @@
-         }
+@@ -32,14 +32,16 @@
+     private final Map<MinecraftKey, CustomFunction> g = Maps.newHashMap();
+     private final ArrayDeque<CustomFunctionData.a> h = new ArrayDeque();
+     private boolean i;
+-    private final Tags<CustomFunction> j = new Tags((minecraftkey) -> {
++    private final Tags<CustomFunction> j = new Tags<>((minecraftkey) -> { // CraftBukkit - decompile error
+         return this.a(minecraftkey) != null;
+     }, this::a, "tags/functions", true, "function");
+     private final List<CustomFunction> k = Lists.newArrayList();
+     private boolean l;
++    private final com.mojang.brigadier.CommandDispatcher<CommandListenerWrapper> dispatcher; // CraftBukkit
  
-         public World getWorld() {
--            return CustomFunctionData.this.c.worldServer[0];
-+            return CustomFunctionData.this.c.worlds.get(0); // CraftBukkit
-         }
- 
-         public MinecraftServer C_() {
-@@ -57,7 +64,7 @@
+     public CustomFunctionData(MinecraftServer minecraftserver) {
+         this.f = minecraftserver;
++        this.dispatcher = this.f.getCommandDispatcher().a(); // CraftBukkit
      }
  
-     public int c() {
--        return this.c.worldServer[0].getGameRules().c("maxCommandChainLength");
-+        return this.c.worlds.get(0).getGameRules().c("maxCommandChainLength"); // CraftBukkit
+     @Nullable
+@@ -60,7 +62,7 @@
      }
  
-     public Map<MinecraftKey, CustomFunction> d() {
-@@ -65,7 +72,7 @@
+     public com.mojang.brigadier.CommandDispatcher<CommandListenerWrapper> d() {
+-        return this.f.getCommandDispatcher().a();
++        return dispatcher; // CraftBukkit
      }
  
-     public void e() {
--        String s = this.c.worldServer[0].getGameRules().get("gameLoopFunction");
-+        String s = this.c.worlds.get(0).getGameRules().get("gameLoopFunction"); // CraftBukkit
- 
-         if (!s.equals(this.e)) {
-             this.e = s;
+     public void X_() {
+@@ -164,7 +166,7 @@
+             arraylist.add(CompletableFuture.supplyAsync(() -> {
+                 return a(iresourcemanager, minecraftkey);
+             }, Resource.a).thenApplyAsync((list) -> {
+-                return CustomFunction.a(minecraftkey, this, list);
++                return CustomFunction.a(minecraftkey1, this, list); // CraftBukkit - decompile error
+             }).handle((customfunction, throwable) -> {
+                 return this.a(customfunction, throwable, minecraftkey);
+             }));