PaperMC/Spigot-Server-Patches/0067-handle-NaN-health-absorb-values-and-repair-bad-data.patch
Shane Freeder 23826a3f66 Updated Upstream (Bukkit/CraftBukkit/Spigot)
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

Bukkit Changes:
01e22e09 Misc maven build updates
746f5324 #556: Allow sending messages from specific UUIDs
92b99cde #501: Add PersistentDataHolder to Chunk

CraftBukkit Changes:
4ef13f94 Misc maven build updates
04639f5a #759: Allow sending messages from specific UUIDs
77c894a2 #672: Add PersistentDataHolder to Chunk

Spigot Changes:
57bbdd8e Rebuild patches
2020-10-17 09:24:25 +01:00

57 lines
2.6 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 27 Sep 2015 01:18:02 -0400
Subject: [PATCH] handle NaN health/absorb values and repair bad data
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index a69eadd57a2ccb30eaa5f997feebf0cbb2300065..e9a67693f36345da1ef657a584f996928979188d 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -603,7 +603,13 @@ public abstract class EntityLiving extends Entity {
@Override
public void loadData(NBTTagCompound nbttagcompound) {
- this.setAbsorptionHearts(nbttagcompound.getFloat("AbsorptionAmount"));
+ // Paper start - jvm keeps optimizing the setter
+ float absorptionAmount = nbttagcompound.getFloat("AbsorptionAmount");
+ if (Float.isNaN(absorptionAmount)) {
+ absorptionAmount = 0;
+ }
+ this.setAbsorptionHearts(absorptionAmount);
+ // Paper end
if (nbttagcompound.hasKeyOfType("Attributes", 9) && this.world != null && !this.world.isClientSide) {
this.getAttributeMap().a(nbttagcompound.getList("Attributes", 10));
}
@@ -1052,6 +1058,10 @@ public abstract class EntityLiving extends Entity {
}
public void setHealth(float f) {
+ // Paper start
+ if (Float.isNaN(f)) { f = getMaxHealth(); if (this.valid) {
+ System.err.println("[NAN-HEALTH] " + getName() + " had NaN health set");
+ } } // Paper end
// CraftBukkit start - Handle scaled health
if (this instanceof EntityPlayer) {
org.bukkit.craftbukkit.entity.CraftPlayer player = ((EntityPlayer) this).getBukkitEntity();
@@ -2933,7 +2943,7 @@ public abstract class EntityLiving extends Entity {
}
public void setAbsorptionHearts(float f) {
- if (f < 0.0F) {
+ if (f < 0.0F || Float.isNaN(f)) { // Paper
f = 0.0F;
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 65ba8b130328b681b67a01b06353ea382d004be6..eb86e8ff8c483b77d91a948411aaf167f6261091 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1630,6 +1630,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
public void setRealHealth(double health) {
+ if (Double.isNaN(health)) {return;} // Paper
this.health = health;
}