2dd8623548
Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing CraftBukkit Changes: 7033f180 Hoist out synchronisation from ChunkRegionLoader Spigot Changes: 500ff5d4 Rebuild patches Additional Paper changes: Fixed Versioned World Folders to not synchronize on ChunkRegionLoader Optimized Save Queue even more to use a Long2ObjectOpenHashmap for save map Add World#getXIfLoaded to IWorldReader to expose it to more places
89 lines
4.6 KiB
Diff
89 lines
4.6 KiB
Diff
From d1635cbba84d8963e9930db2a967df7e311c9be2 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Sat, 21 Jul 2018 08:25:40 -0400
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Subject: [PATCH] Add Debug Entities option to debug dupe uuid issues
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Add -Ddebug.entities=true to your JVM flags to gain more information
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diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
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index 064bd4133a..7d8f723968 100644
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--- a/src/main/java/net/minecraft/server/Entity.java
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+++ b/src/main/java/net/minecraft/server/Entity.java
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@@ -73,6 +73,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
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protected CraftEntity bukkitEntity;
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EntityTrackerEntry tracker; // Paper
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+ Throwable addedToWorldStack; // Paper - entity debug
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public CraftEntity getBukkitEntity() {
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if (bukkitEntity == null) {
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bukkitEntity = CraftEntity.getEntity(world.getServer(), this);
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diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
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index 6987d9423c..8e8cf659f8 100644
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--- a/src/main/java/net/minecraft/server/WorldServer.java
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+++ b/src/main/java/net/minecraft/server/WorldServer.java
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@@ -55,6 +55,10 @@ public class WorldServer extends World implements IAsyncTaskHandler {
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// CraftBukkit start
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public final DimensionManager dimension;
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+ private static final boolean DEBUG_ENTITIES = Boolean.getBoolean("debug.entities"); // Paper
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+ private static Throwable getAddToWorldStackTrace(Entity entity) {
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+ return new Throwable(entity + " Added to world at " + new java.util.Date());
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+ }
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// Add env and gen to constructor
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public WorldServer(MinecraftServer minecraftserver, IDataManager idatamanager, PersistentCollection persistentcollection, WorldData worlddata, DimensionManager dimensionmanager, MethodProfiler methodprofiler, org.bukkit.World.Environment env, org.bukkit.generator.ChunkGenerator gen) {
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@@ -975,6 +979,7 @@ public class WorldServer extends World implements IAsyncTaskHandler {
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private boolean j(Entity entity) {
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if (entity.dead) {
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WorldServer.a.warn("Tried to add entity {} but it was marked as removed already: " + entity); // CraftBukkit // Paper
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+ if (DEBUG_ENTITIES) getAddToWorldStackTrace(entity).printStackTrace();
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return false;
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} else {
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UUID uuid = entity.getUniqueID();
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@@ -986,8 +991,14 @@ public class WorldServer extends World implements IAsyncTaskHandler {
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this.g.remove(entity1);
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} else {
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if (!(entity instanceof EntityHuman)) {
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- WorldServer.a.error("Keeping entity {} that already exists with UUID {} - " + entity1, EntityTypes.getName(entity1.P()), uuid.toString()); // CraftBukkit // Paper
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+ WorldServer.a.error("Keeping entity {} that already exists with UUID {}", entity1, uuid.toString()); // CraftBukkit // Paper
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WorldServer.a.error("Deleting duplicate entity {}", entity); // Paper
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+ if (DEBUG_ENTITIES) {
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+ if (entity1.addedToWorldStack != null) {
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+ entity1.addedToWorldStack.printStackTrace();
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+ }
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+ getAddToWorldStackTrace(entity).printStackTrace();
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+ }
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return false;
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}
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@@ -1004,7 +1015,25 @@ public class WorldServer extends World implements IAsyncTaskHandler {
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protected void b(Entity entity) {
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super.b(entity);
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this.entitiesById.a(entity.getId(), entity);
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- this.entitiesByUUID.put(entity.getUniqueID(), entity);
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+ // Paper start
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+ if (DEBUG_ENTITIES) {
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+ entity.addedToWorldStack = getAddToWorldStackTrace(entity);
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+ }
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+
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+ Entity old = this.entitiesByUUID.put(entity.getUniqueID(), entity);
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+ if (old != null && old.getId() != entity.getId() && old.valid) {
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+ Logger logger = LogManager.getLogger();
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+ logger.error("Overwrote an existing entity " + old + " with " + entity);
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+ if (DEBUG_ENTITIES) {
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+ if (old.addedToWorldStack != null) {
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+ old.addedToWorldStack.printStackTrace();
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+ } else {
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+ logger.error("Oddly, the old entity was not added to the world in the normal way. Plugins?");
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+ }
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+ entity.addedToWorldStack.printStackTrace();
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+ }
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+ }
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+ // Paper end
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Entity[] aentity = entity.bi();
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if (aentity != null) {
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--
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2.18.0
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