Update CraftBukkit to Minecraft 1.4.4.

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

@@ -1,6 +1,5 @@
 package net.minecraft.server;
 
-import java.util.Iterator;
 import java.util.List;
 
 // CraftBukkit start
@@ -16,18 +15,18 @@ public class EntityPigZombie extends EntityZombie {
     public EntityPigZombie(World world) {
         super(world);
         this.texture = "/mob/pigzombie.png";
-        this.bI = 0.5F;
+        this.bG = 0.5F;
         this.fireProof = true;
     }
 
-    protected boolean bb() {
+    protected boolean be() {
         return false;
     }
 
     public void j_() {
-        this.bI = this.target != null ? 0.95F : 0.5F;
+        this.bG = this.target != null ? 0.95F : 0.5F;
         if (this.soundDelay > 0 && --this.soundDelay == 0) {
-            this.world.makeSound(this, "mob.zombiepig.zpigangry", this.aV() * 2.0F, ((this.random.nextFloat() - this.random.nextFloat()) * 0.2F + 1.0F) * 1.8F);
+            this.makeSound("mob.zombiepig.zpigangry", this.aX() * 2.0F, ((this.random.nextFloat() - this.random.nextFloat()) * 0.2F + 1.0F) * 1.8F);
         }
 
         super.j_();
@@ -52,29 +51,32 @@ public class EntityPigZombie extends EntityZombie {
     }
 
     public boolean damageEntity(DamageSource damagesource, int i) {
-        Entity entity = damagesource.getEntity();
+        if (this.isInvulnerable()) {
+            return false;
+        } else {
+            Entity entity = damagesource.getEntity();
 
-        if (entity instanceof EntityHuman) {
-            List list = this.world.getEntities(this, this.boundingBox.grow(32.0D, 32.0D, 32.0D));
-            Iterator iterator = list.iterator();
+            if (entity instanceof EntityHuman) {
+                List list = this.world.getEntities(this, this.boundingBox.grow(32.0D, 32.0D, 32.0D));
 
-            while (iterator.hasNext()) {
-                Entity entity1 = (Entity) iterator.next();
+                for (int j = 0; j < list.size(); ++j) {
+                    Entity entity1 = (Entity) list.get(j);
 
-                if (entity1 instanceof EntityPigZombie) {
-                    EntityPigZombie entitypigzombie = (EntityPigZombie) entity1;
+                    if (entity1 instanceof EntityPigZombie) {
+                        EntityPigZombie entitypigzombie = (EntityPigZombie) entity1;
 
-                    entitypigzombie.o(entity);
+                        entitypigzombie.p(entity);
+                    }
                 }
+
+                this.p(entity);
             }
 
-            this.o(entity);
+            return super.damageEntity(damagesource, i);
         }
-
-        return super.damageEntity(damagesource, i);
     }
 
-    private void o(Entity entity) {
+    private void p(Entity entity) {
         // CraftBukkit start
         org.bukkit.entity.Entity bukkitTarget = entity == null ? null : entity.getBukkitEntity();
 
@@ -97,15 +99,15 @@ public class EntityPigZombie extends EntityZombie {
         this.soundDelay = this.random.nextInt(40);
     }
 
-    protected String aW() {
+    protected String aY() {
         return "mob.zombiepig.zpig";
     }
 
-    protected String aX() {
+    protected String aZ() {
         return "mob.zombiepig.zpighurt";
     }
 
-    protected String aY() {
+    protected String ba() {
         return "mob.zombiepig.zpigdeath";
     }
 
@@ -140,7 +142,7 @@ public class EntityPigZombie extends EntityZombie {
         // CraftBukkit end
     }
 
-    public boolean c(EntityHuman entityhuman) {
+    public boolean a(EntityHuman entityhuman) {
         return false;
     }
 
@@ -153,17 +155,17 @@ public class EntityPigZombie extends EntityZombie {
         return Item.ROTTEN_FLESH.id;
     }
 
-    protected void bB() {
+    protected void bE() {
         this.setEquipment(0, new ItemStack(Item.GOLD_SWORD));
     }
 
-    public void bD() {
-        super.bD();
+    public void bG() {
+        super.bG();
         this.setVillager(false);
     }
 
     public int c(Entity entity) {
-        ItemStack itemstack = this.bA();
+        ItemStack itemstack = this.bD();
         int i = 5;
 
         if (itemstack != null) {