From 5de4b721abc005b58dd8b4bfb1025fb8df9ba9e5 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 578d966401..e9a746f138 100644
--- a/src/main/java/net/minecraft/server/EntityArmorStand.java
+++ b/src/main/java/net/minecraft/server/EntityArmorStand.java
@@ -764,5 +764,10 @@ public class EntityArmorStand extends EntityLiving {
             super.move(moveType, x, y, z);
         }
     }
+
+    @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 5da05c0825..169ad7619e 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -202,6 +202,7 @@ public abstract class EntityLiving extends Entity {
         super.a(d0, flag, iblockdata, blockposition);
     }
 
+    public boolean canBreatheUnderwater() { return this.ca(); } // Paper - OBFHELPER
     public boolean ca() {
         return this.getMonsterType() == EnumMonsterType.UNDEAD;
     }
@@ -236,7 +237,7 @@ public abstract class EntityLiving extends Entity {
 
         if (this.isAlive()) {
             if (this.a(TagsFluid.a) && this.world.getType(new BlockPosition(this.locX, this.locY + (double) this.getHeadHeight(), this.locZ)).getBlock() != Blocks.BUBBLE_COLUMN) {
-                if (!this.ca() && !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);
-- 
2.18.0