Chest Pickup

@Override
public void updateEntity() {
    List<EntityItem> list = this.worldObj.getEntitiesWithinAABB(EntityItem.class, AxisAlignedBB.getBoundingBox(blockType.minX, blockType.minY, blockType.minZ, blockType.maxX, blockType.maxY, blockType.maxZ));
    for (EntityItem entityItem : list) {
        if (entityItem != null && !entityItem.isDead && !this.worldObj.isRemote && entityItem.delayBeforeCanPickup == 0) {
            addItemStackToInventory(entityItem.item.copy());
            entityItem.setDead();
        }
    }
    super.updateEntity();
}