PaperMC/patches/server/0339-Add-Raw-Byte-ItemStack-Serialization.patch
Jake Potrebic bd38e0318a
Updated Upstream (Bukkit/CraftBukkit) (#10379)
Updated Upstream (Bukkit/CraftBukkit)

Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
f02baa38 PR-988: Add World#getIntersectingChunks(BoundingBox)
9321d665 Move getItemInUse up to LivingEntity
819eef73 PR-959: Add access to current item's remaining ticks
c4fdadb0 SPIGOT-7601: Add AbstractArrow#getItem
be8261ca Add support for Java 22
26119676 PR-979: Add more translation keys
66753362 PR-985: Correct book maximum pages and characters per page documentation
c8be92fa PR-980: Improve getArmorContents() documentation
f1120ee2 PR-983: Expose riptide velocity to PlayerRiptideEvent

CraftBukkit Changes:
dfaa89bbe PR-1369: Add World#getIntersectingChunks(BoundingBox)
51bbab2b9 Move getItemInUse up to LivingEntity
668e09602 PR-1331: Add access to current item's remaining ticks
a639406d1 SPIGOT-7601: Add AbstractArrow#getItem
0398930fc SPIGOT-7602: Allow opening in-world horse and related inventories
ffd15611c SPIGOT-7608: Allow empty lists to morph to any PDT list
2188dcfa9 Add support for Java 22
45d6a609f SPIGOT-7604: Revert "SPIGOT-7365: DamageCause blocked by shield should trigger invulnerableTime"
06d915943 SPIGOT-7365: DamageCause blocked by shield should trigger invulnerableTime
ca3bc3707 PR-1361: Add more translation keys
366c3ca80 SPIGOT-7600: EntityChangeBlockEvent is not fired for frog eggs
06d0f9ba8 SPIGOT-7593: Fix sapling growth physics / client-side updates
45c2608e4 PR-1366: Expose riptide velocity to PlayerRiptideEvent
29b6bb79b SPIGOT-7587: Remove fixes for now-resolved MC-142590 and MC-109346
2024-04-06 12:53:39 -07:00

65 lines
3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Mariell Hoversholm <proximyst@proximyst.com>
Date: Thu, 30 Apr 2020 16:56:54 +0200
Subject: [PATCH] Add Raw Byte ItemStack Serialization
Serializes using NBT which is safer for server data migrations than bukkits format.
diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
index 82d862432d061f8f1809647d9eecfff38a6311d4..7579e076793ba90e405b3ac0db600374ee8fdcb3 100644
--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
@@ -478,6 +478,53 @@ public final class CraftMagicNumbers implements UnsafeValues {
public com.destroystokyo.paper.util.VersionFetcher getVersionFetcher() {
return new com.destroystokyo.paper.PaperVersionFetcher();
}
+
+ @Override
+ public byte[] serializeItem(ItemStack item) {
+ Preconditions.checkNotNull(item, "null cannot be serialized");
+ Preconditions.checkArgument(item.getType() != Material.AIR, "air cannot be serialized");
+
+ return serializeNbtToBytes((item instanceof CraftItemStack ? ((CraftItemStack) item).handle : CraftItemStack.asNMSCopy(item)).save(new CompoundTag()));
+ }
+
+ @Override
+ public ItemStack deserializeItem(byte[] data) {
+ Preconditions.checkNotNull(data, "null cannot be deserialized");
+ Preconditions.checkArgument(data.length > 0, "cannot deserialize nothing");
+
+ CompoundTag compound = deserializeNbtFromBytes(data);
+ final int dataVersion = compound.getInt("DataVersion");
+ compound = (CompoundTag) MinecraftServer.getServer().fixerUpper.update(References.ITEM_STACK, new Dynamic<>(NbtOps.INSTANCE, compound), dataVersion, this.getDataVersion()).getValue();
+ return CraftItemStack.asCraftMirror(net.minecraft.world.item.ItemStack.of(compound));
+ }
+
+ private byte[] serializeNbtToBytes(CompoundTag compound) {
+ compound.putInt("DataVersion", getDataVersion());
+ java.io.ByteArrayOutputStream outputStream = new java.io.ByteArrayOutputStream();
+ try {
+ net.minecraft.nbt.NbtIo.writeCompressed(
+ compound,
+ outputStream
+ );
+ } catch (IOException ex) {
+ throw new RuntimeException(ex);
+ }
+ return outputStream.toByteArray();
+ }
+
+ private CompoundTag deserializeNbtFromBytes(byte[] data) {
+ CompoundTag compound;
+ try {
+ compound = net.minecraft.nbt.NbtIo.readCompressed(
+ new java.io.ByteArrayInputStream(data), net.minecraft.nbt.NbtAccounter.unlimitedHeap()
+ );
+ } catch (IOException ex) {
+ throw new RuntimeException(ex);
+ }
+ int dataVersion = compound.getInt("DataVersion");
+ Preconditions.checkArgument(dataVersion <= getDataVersion(), "Newer version! Server downgrades are not supported!");
+ return compound;
+ }
// Paper end
/**