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https://github.com/PaperMC/Paper.git
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0ea3083817
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: 1e843b72 #510: Add NamespacedKey#fromString() to fetch from user input a4d18241 #581: Add methods to modify despawn delay for wandering villagers CraftBukkit Changes: 0cd8f19f #802: Add methods to modify despawn delay for wandering villagers d5c5d998 SPIGOT-6362: ConcurrentModificationException: null --> Server Crash 8c7d69fe SPIGOT-5228: Entities that are removed during chunk unloads are not properly removed from the chunk.
102 lines
5.5 KiB
Diff
102 lines
5.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Mariell Hoversholm <proximyst@proximyst.com>
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Date: Thu, 30 Apr 2020 16:56:54 +0200
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Subject: [PATCH] Add Raw Byte ItemStack Serialization
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Serializes using NBT which is safer for server data migrations than bukkits format.
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diff --git a/src/main/java/net/minecraft/server/DataConverterRegistry.java b/src/main/java/net/minecraft/server/DataConverterRegistry.java
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index 08c11270c0409f3af9ba9b3a64488a2381b2a423..48e31e9142ffeb2725af6b1f483de67410e25694 100644
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--- a/src/main/java/net/minecraft/server/DataConverterRegistry.java
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+++ b/src/main/java/net/minecraft/server/DataConverterRegistry.java
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@@ -24,6 +24,7 @@ public class DataConverterRegistry {
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return datafixerbuilder.build(SystemUtils.e());
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}
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+ public static DataFixer getDataFixer() { return a(); } // Paper - OBFHELPER
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public static DataFixer a() {
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return DataConverterRegistry.c;
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}
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diff --git a/src/main/java/net/minecraft/server/ItemStack.java b/src/main/java/net/minecraft/server/ItemStack.java
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index e3e2ecfcc6dabf02844551d94138e6c6ae18358a..b6f771ed5032cd18b1bcc086a937f66996a26057 100644
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--- a/src/main/java/net/minecraft/server/ItemStack.java
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+++ b/src/main/java/net/minecraft/server/ItemStack.java
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@@ -144,6 +144,7 @@ public final class ItemStack {
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this.checkEmpty();
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}
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+ public static ItemStack fromCompound(NBTTagCompound nbttagcompound) { return a(nbttagcompound); } // Paper - OBFHELPER
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public static ItemStack a(NBTTagCompound nbttagcompound) {
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try {
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return new ItemStack(nbttagcompound);
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diff --git a/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java b/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java
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index 6e6cabc03bc3822ee973bdafef8f4adb61b6c263..0282dcb68fa185b342f59c5aaafe8f42c632cac3 100644
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--- a/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java
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+++ b/src/main/java/net/minecraft/server/NBTCompressedStreamTools.java
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@@ -47,6 +47,7 @@ public class NBTCompressedStreamTools {
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return nbttagcompound;
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}
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+ public static NBTTagCompound readNBT(InputStream inputstream) throws IOException { return a(inputstream); } // Paper - OBFHELPER
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public static NBTTagCompound a(InputStream inputstream) throws IOException {
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DataInputStream datainputstream = new DataInputStream(new BufferedInputStream(new GZIPInputStream(inputstream)));
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Throwable throwable = null;
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@@ -102,6 +103,7 @@ public class NBTCompressedStreamTools {
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}
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+ public static void writeNBT(NBTTagCompound nbttagcompound, OutputStream outputstream) throws IOException { a(nbttagcompound, outputstream); } // Paper - OBFHELPER
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public static void a(NBTTagCompound nbttagcompound, OutputStream outputstream) throws IOException {
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DataOutputStream dataoutputstream = new DataOutputStream(new BufferedOutputStream(new GZIPOutputStream(outputstream)));
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Throwable throwable = null;
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diff --git a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
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index 81fd82de0bdb5314096ba25c2c0b3292971662b3..324afd2a5e50a3b1fd9de926f6da8836b00e173b 100644
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--- a/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
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+++ b/src/main/java/org/bukkit/craftbukkit/util/CraftMagicNumbers.java
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@@ -353,6 +353,46 @@ public final class CraftMagicNumbers implements UnsafeValues {
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public boolean isSupportedApiVersion(String apiVersion) {
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return apiVersion != null && SUPPORTED_API.contains(apiVersion);
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}
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+
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+ @Override
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+ public byte[] serializeItem(ItemStack item) {
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+ Preconditions.checkNotNull(item, "null cannot be serialized");
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+ Preconditions.checkArgument(item.getType() != Material.AIR, "air cannot be serialized");
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+
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+ java.io.ByteArrayOutputStream outputStream = new java.io.ByteArrayOutputStream();
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+ NBTTagCompound compound = (item instanceof CraftItemStack ? ((CraftItemStack) item).getHandle() : CraftItemStack.asNMSCopy(item)).save(new NBTTagCompound());
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+ compound.setInt("DataVersion", getDataVersion());
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+ try {
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+ net.minecraft.server.NBTCompressedStreamTools.writeNBT(
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+ compound,
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+ outputStream
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+ );
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+ } catch (IOException ex) {
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+ throw new RuntimeException(ex);
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+ }
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+
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+ return outputStream.toByteArray();
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+ }
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+
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+ @Override
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+ public ItemStack deserializeItem(byte[] data) {
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+ Preconditions.checkNotNull(data, "null cannot be deserialized");
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+ Preconditions.checkArgument(data.length > 0, "cannot deserialize nothing");
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+
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+ try {
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+ NBTTagCompound compound = net.minecraft.server.NBTCompressedStreamTools.readNBT(
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+ new java.io.ByteArrayInputStream(data)
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+ );
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+ int dataVersion = compound.getInt("DataVersion");
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+
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+ Preconditions.checkArgument(dataVersion <= getDataVersion(), "Newer version! Server downgrades are not supported!");
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+ Dynamic<NBTBase> converted = DataConverterRegistry.getDataFixer().update(DataConverterTypes.ITEM_STACK, new Dynamic<NBTBase>(DynamicOpsNBT.a, compound), dataVersion, getDataVersion());
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+ return CraftItemStack.asCraftMirror(net.minecraft.server.ItemStack.fromCompound((NBTTagCompound) converted.getValue()));
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+ } catch (IOException ex) {
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+ com.destroystokyo.paper.util.SneakyThrow.sneaky(ex);
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+ throw new RuntimeException();
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+ }
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+ }
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// Paper end
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/**
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