Method checkForDrop

src/main/java/net/minecraft/block/BlockReed.java:97–109

(World worldIn, BlockPos pos, IBlockState state)

    }

    protected final boolean checkForDrop(World worldIn, BlockPos pos, IBlockState state)
    {
        if (this.canBlockStay(worldIn, pos))
        {
            return true;
        }
        else
        {
            this.dropBlockAsItem(worldIn, pos, state, 0);
            worldIn.setBlockToAir(pos);
            return false;
        }
    }

    public boolean canBlockStay(World worldIn, BlockPos pos)
    {