@Override
public void getDrops(NonNullList<ItemStack> drops, IBlockAccess world, BlockPos pos, IBlockState state,
    int fortune) {
  super.getDrops(drops, world, pos, state, fortune);

  TileEntity te = world.getTileEntity(pos);
  if (!(te instanceof MyTileEntity)) { return; }

  NBTTagCompound nbt = new NBTTagCompound();
  nbt = ((MyTileEntity)te).writeItemNBT(nbt);
  for (ItemStack drop : drops) {
    if ((drop.getItem() instanceof ItemBlock) && ((ItemBlock)drop.getItem()).getBlock() instanceof MyBlock) {
      drop.setTagCompound(nbt);
    }
  }
}