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37 lines
1.6 KiB
Diff
37 lines
1.6 KiB
Diff
From 3eabd77133ecb78f4f5bb6246acfb147f47bd4f6 Mon Sep 17 00:00:00 2001
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From: md_5 <md_5@live.com.au>
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Date: Mon, 18 Mar 2013 20:01:44 +1100
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Subject: [PATCH] Prevent NPE in CraftSign
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This commit prevents the constructor of CraftSign throwing an NPE when it cannot get the sign tile entity. Instead it will fallback to a 4 empty lined sign, and not try to do anything to those lines on .update().
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diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftSign.java b/src/main/java/org/bukkit/craftbukkit/block/CraftSign.java
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index 1647100..43c4434 100644
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--- a/src/main/java/org/bukkit/craftbukkit/block/CraftSign.java
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+++ b/src/main/java/org/bukkit/craftbukkit/block/CraftSign.java
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@@ -14,6 +14,12 @@ public class CraftSign extends CraftBlockState implements Sign {
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CraftWorld world = (CraftWorld) block.getWorld();
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sign = (TileEntitySign) world.getTileEntityAt(getX(), getY(), getZ());
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+ // Spigot start
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+ if (sign == null) {
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+ lines = new String[]{"", "", "", ""};
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+ return;
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+ }
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+ // Spigot end
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lines = new String[sign.lines.length];
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System.arraycopy(sign.lines, 0, lines, 0, lines.length);
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}
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@@ -34,7 +40,7 @@ public class CraftSign extends CraftBlockState implements Sign {
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public boolean update(boolean force, boolean applyPhysics) {
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boolean result = super.update(force, applyPhysics);
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- if (result) {
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+ if (result && sign != null) { // Spigot, add null check
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for(int i = 0; i < 4; i++) {
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if(lines[i] != null) {
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sign.lines[i] = lines[i];
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--
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1.8.1.2
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