Method canBlockBePlaced

src/main/java/net/minecraft/world/World.java:3160–3165

(Block blockIn, BlockPos pos, boolean p_175716_3_, EnumFacing side, Entity entityIn, ItemStack itemStackIn)

    }

    public boolean canBlockBePlaced(Block blockIn, BlockPos pos, boolean p_175716_3_, EnumFacing side, Entity entityIn, ItemStack itemStackIn)
    {
        Block block = this.getBlockState(pos).getBlock();
        AxisAlignedBB axisalignedbb = p_175716_3_ ? null : blockIn.getCollisionBoundingBox(this, pos, blockIn.getDefaultState());
        return axisalignedbb != null && !this.checkNoEntityCollision(axisalignedbb, entityIn) ? false : (block.getMaterial() == Material.circuits && blockIn == Blocks.anvil ? true : block.getMaterial().isReplaceable() && blockIn.canReplace(this, pos, side, itemStackIn));
    }

    public int func_181545_F()
    {