From bf168d4122dee870e39cb2350a42dd74d9dcff28 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Sat, 18 Feb 2017 19:29:58 -0600
Subject: [PATCH] Do not let armorstands drown


diff --git a/src/main/java/net/minecraft/server/EntityArmorStand.java b/src/main/java/net/minecraft/server/EntityArmorStand.java
index ccdd0d27e3..62a878d13d 100644
--- a/src/main/java/net/minecraft/server/EntityArmorStand.java
+++ b/src/main/java/net/minecraft/server/EntityArmorStand.java
@@ -798,5 +798,10 @@ public class EntityArmorStand extends EntityLiving {
             super.move(moveType, vec3d);
         }
     }
+
+    @Override
+    public boolean canBreatheUnderwater() { // Skips a bit of damage handling code, probably a micro-optimization
+        return true;
+    }
     // Paper end
 }
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 7695404790..3961ae1710 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -223,6 +223,7 @@ public abstract class EntityLiving extends Entity {
         super.a(d0, flag, iblockdata, blockposition);
     }
 
+    public boolean canBreatheUnderwater() { return this.cm(); } // Paper - OBFHELPER
     public boolean cm() {
         return this.getMonsterType() == EnumMonsterType.UNDEAD;
     }
@@ -262,7 +263,7 @@ public abstract class EntityLiving extends Entity {
 
         if (this.isAlive()) {
             if (this.a(TagsFluid.WATER) && this.world.getType(new BlockPosition(this.locX, this.locY + (double) this.getHeadHeight(), this.locZ)).getBlock() != Blocks.BUBBLE_COLUMN) {
-                if (!this.cm() && !MobEffectUtil.c(this) && !flag1) {
+                if (!this.canBreatheUnderwater() && !MobEffectUtil.c(this) && !flag1) {  // Paper - use OBFHELPER so it can be overridden
                     this.setAirTicks(this.l(this.getAirTicks()));
                     if (this.getAirTicks() == -20) {
                         this.setAirTicks(0);
-- 
2.22.0