@Override
 public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound) {
   super.writeEntityToNBT(par1NBTTagCompound);
   par1NBTTagCompound.setTag("Inventory", this.inventory.writeToNBT(new NBTTagList()));
   par1NBTTagCompound.setInteger("SelectedItemSlot", this.inventory.currentItem);
   par1NBTTagCompound.setString("zombieName", getPigZombieName());
   par1NBTTagCompound.setBoolean("dropItems", dropItems);
 }
    protected void setEntityAttackTarget(
        EntityCreature creatureIn, EntityLivingBase entityLivingBaseIn) {
      super.setEntityAttackTarget(creatureIn, entityLivingBaseIn);

      if (creatureIn instanceof EntityPigZombie) {
        ((EntityPigZombie) creatureIn).becomeAngryAt(entityLivingBaseIn);
      }
    }
 @Override
 public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound) {
   super.readEntityFromNBT(par1NBTTagCompound);
   NBTTagList nbttaglist = par1NBTTagCompound.getTagList("Inventory", Constants.NBT.TAG_COMPOUND);
   this.inventory.readFromNBT(nbttaglist);
   this.inventory.currentItem = par1NBTTagCompound.getInteger("SelectedItemSlot");
   this.setPigZombieName(par1NBTTagCompound.getString("zombieName"));
   this.dropItems = par1NBTTagCompound.getBoolean("dropItems");
 }
  /** Called when a lightning bolt hits the entity. */
  public void onStruckByLightning(EntityLightningBolt lightningBolt) {
    if (!this.worldObj.isRemote && !this.isDead) {
      EntityPigZombie entitypigzombie = new EntityPigZombie(this.worldObj);
      entitypigzombie.setItemStackToSlot(
          EntityEquipmentSlot.MAINHAND, new ItemStack(Items.GOLDEN_SWORD));
      entitypigzombie.setLocationAndAngles(
          this.posX, this.posY, this.posZ, this.rotationYaw, this.rotationPitch);
      entitypigzombie.setNoAI(this.isAIDisabled());

      if (this.hasCustomName()) {
        entitypigzombie.setCustomNameTag(this.getCustomNameTag());
        entitypigzombie.setAlwaysRenderNameTag(this.getAlwaysRenderNameTag());
      }

      this.worldObj.spawnEntityInWorld(entitypigzombie);
      this.setDead();
    }
  }