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Fix a sign memory leak

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Aikar 2019-02-28 00:47:57 -05:00
parent b2d7ef4f3c
commit 906684ff4f
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1 changed files with 47 additions and 0 deletions
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Spigot-Server-Patches/0420-Fix-sign-edit-memory-leak.patch Normal file
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@ -0,0 +1,47 @@
From 3ebcdbd761e9b0b604ff97f197cfe4c55227ef2c Mon Sep 17 00:00:00 2001
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 9b857a8d1d..53ef6bf175 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -2527,7 +2527,7 @@ public class PlayerConnection implements PacketListenerPlayIn, ITickable {
TileEntitySign tileentitysign = (TileEntitySign) tileentity;
- if (!tileentitysign.d() || tileentitysign.e() != this.player) {
+ if (!tileentitysign.d() || tileentitysign.signEditor == null || !tileentitysign.signEditor.equals(this.player.getUniqueID())) { // Paper
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 9dbdabeb0c..0a5971d0ec 100644
--- a/src/main/java/net/minecraft/server/TileEntitySign.java
+++ b/src/main/java/net/minecraft/server/TileEntitySign.java
@@ -15,6 +15,7 @@ public class TileEntitySign extends TileEntity implements ICommandListener {
private static final boolean keepInvalidUnicode = Boolean.getBoolean("Paper.keepInvalidUnicode"); // Allow people to keep their bad unicode if they really want it
private boolean privateUnicodeRemoved = false;
public static final int MAX_SIGN_LINE_LENGTH = Integer.getInteger("Paper.maxSignLength", 80);
+ public java.util.UUID signEditor;
// Paper end
public TileEntitySign() {
@@ -136,7 +137,10 @@ public class TileEntitySign extends TileEntity implements ICommandListener {
}
public void a(EntityHuman entityhuman) {
- this.g = entityhuman;
+ // Paper start
+ //this.g = entityhuman;
+ signEditor = entityhuman != null ? entityhuman.getUniqueID() : null;
+ // Paper end
}
public EntityHuman e() {
--
2.20.1