Implemented pig zombie get/set anger functions.

src/main/java/net/minecraft/server/EntityPigZombie.java

@@ -9,7 +9,7 @@ import org.bukkit.event.entity.EntityTargetEvent;
 
 public class EntityPigZombie extends EntityZombie {
 
-    private int angerLevel = 0;
+    public int angerLevel = 0; // CraftBukkit - private -> public
     private int soundDelay = 0;
     private static final ItemStack f = new ItemStack(Item.GOLD_SWORD, 1);
 

src/main/java/org/bukkit/craftbukkit/entity/CraftPigZombie.java

@@ -11,9 +11,30 @@ public class CraftPigZombie extends CraftZombie implements PigZombie {
         super(server, entity);
     }
 
+    @Override
+    public EntityPigZombie getHandle() {
+        return (EntityPigZombie) super.getHandle();
+    }
+
     @Override
     public String toString() {
         return "CraftPigZombie";
     }
 
+    public int getAnger() {
+        return getHandle().angerLevel;
+    }
+
+    public void setAnger(int level) {
+        getHandle().angerLevel = level;
+    }
+
+    public void setAngry(boolean angry) {
+        setAnger(angry ? 400 : 0);
+    }
+
+    public boolean isAngry() {
+        return getAnger() > 0;
+    }
+
 }