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-rw-r--r--Spigot-Server-Patches/0079-handle-NaN-health-absorb-values-and-repair-bad-data.patch60
1 files changed, 60 insertions, 0 deletions
diff --git a/Spigot-Server-Patches/0079-handle-NaN-health-absorb-values-and-repair-bad-data.patch b/Spigot-Server-Patches/0079-handle-NaN-health-absorb-values-and-repair-bad-data.patch
new file mode 100644
index 0000000000..72be8681f4
--- /dev/null
+++ b/Spigot-Server-Patches/0079-handle-NaN-health-absorb-values-and-repair-bad-data.patch
@@ -0,0 +1,60 @@
+From cd0818fe9a15de0585fe4ad9816f44521361de2c Mon Sep 17 00:00:00 2001
+From: Aikar <[email protected]>
+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 9cb3b22fb..c70f14a15 100644
+--- a/src/main/java/net/minecraft/server/EntityLiving.java
++++ b/src/main/java/net/minecraft/server/EntityLiving.java
+@@ -481,7 +481,13 @@ public abstract class EntityLiving extends Entity {
+ }
+
+ public void a(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) {
+ GenericAttributes.a(this.getAttributeMap(), nbttagcompound.getList("Attributes", 10));
+ }
+@@ -780,6 +786,10 @@ 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();
+@@ -2211,7 +2221,7 @@ 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 dd8380f71..0a9e8b9cd 100644
+--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
++++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+@@ -1398,6 +1398,7 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
+ }
+
+ public void setRealHealth(double health) {
++ if (Double.isNaN(health)) {return;} // Paper
+ this.health = health;
+ }
+
+--
+2.12.2
+