Paper/Spigot-Server-Patches/0347-Fix-sign-edit-memory-leak.patch

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From 8033d3043d7ab058ea3b264c207e68288b40f786 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
Date: Thu, 28 Feb 2019 00:15:28 -0500
Subject: [PATCH] Fix sign edit memory leak
when a player edits a sign, a reference to their Entity is never cleand up.
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 4b3ddfd99..2c94ca6a8 100644
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--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -2546,7 +2546,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
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TileEntitySign tileentitysign = (TileEntitySign) tileentity;
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- if (!tileentitysign.d() || tileentitysign.f() != this.player) {
+ if (!tileentitysign.d() || tileentitysign.signEditor == null || !tileentitysign.signEditor.equals(this.player.getUniqueID())) {
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this.minecraftServer.warning("Player " + this.player.getDisplayName().getString() + " just tried to change non-editable sign");
this.sendPacket(tileentity.getUpdatePacket()); // CraftBukkit
return;
diff --git a/src/main/java/net/minecraft/server/TileEntitySign.java b/src/main/java/net/minecraft/server/TileEntitySign.java
index 03f6ddf00..a93402019 100644
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--- a/src/main/java/net/minecraft/server/TileEntitySign.java
+++ b/src/main/java/net/minecraft/server/TileEntitySign.java
@@ -10,6 +10,7 @@ public class TileEntitySign extends TileEntity implements ICommandListener { //
private EntityHuman c;
private final String[] g = new String[4];
private EnumColor color;
+ public java.util.UUID signEditor; // Paper
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public TileEntitySign() {
super(TileEntityTypes.SIGN);
@@ -108,7 +109,10 @@ public class TileEntitySign extends TileEntity implements ICommandListener { //
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}
public void a(EntityHuman entityhuman) {
- this.c = entityhuman;
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+ // Paper start
+ //this.c = entityhuman;
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+ signEditor = entityhuman != null ? entityhuman.getUniqueID() : null;
+ // Paper end
}
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public EntityHuman f() {
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--
2.25.0
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