Method isBlockSolid

src/main/java/net/minecraft/block/Block.java:483–486

Whether this Block is solid on the given Side

(IBlockAccess worldIn, BlockPos pos, EnumFacing side)

     * Whether this Block is solid on the given Side
     */
    public boolean isBlockSolid(IBlockAccess worldIn, BlockPos pos, EnumFacing side)
    {
        return worldIn.getBlockState(pos).getBlock().getMaterial().isSolid();
    }

    public AxisAlignedBB getSelectedBoundingBox(World worldIn, BlockPos pos)
    {