import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Nullable
public void ejectFailure(World world, BlockPos pos, ItemStack failure, EnumFacing[] directions)
{
    int ioff = 0;

    for(int i = 0; i < directions.length; i++)
    {
        EnumFacing direction = directions[(i + ioff) % directions.length];
        BlockPos ejectPos = pos.offset(direction);
        IBlockState state = world.getBlockState(ejectPos);
        if(state.getBlockFaceShape(world,ejectPos,direction.getOpposite()) == BlockFaceShape.UNDEFINED)
        {
            ejectFailure(world,pos,failure,direction);
            return;
        }
    }

    ejectFailure(world,pos,failure,EnumFacing.UP);
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
public boolean canConnectTo(IBlockAccess worldIn, BlockPos pos, EnumFacing p_176524_3_) {
	IBlockState iblockstate = worldIn.getBlockState(pos);
	BlockFaceShape blockfaceshape = iblockstate.getBlockFaceShape(worldIn, pos, p_176524_3_);
	Block block = iblockstate.getBlock();
	boolean flag = blockfaceshape == BlockFaceShape.MIDDLE_POLE && (iblockstate.getMaterial() == this.blockMaterial || block instanceof BlockFenceGate);
	return !isExcepBlockForAttachWithPiston(block) && blockfaceshape == BlockFaceShape.SOLID || flag;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Deprecated
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
{
    EnumFacing st = state.getValue(FACING);

    if (st == face)
        return BlockFaceShape.CENTER;

    EnumFacing op = face.getOpposite();
    if (st == op)
        return BlockFaceShape.SOLID;

    return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public boolean canPlaceBlockAt(World world, BlockPos pos)
{
	//get the block 1 lower
	IBlockState state = world.getBlockState(pos.down());
	Block block = state.getBlock();
	if (block == null)
	{
		return false;
	} else{
		//FUTURE maybe tweak to use the oredict to allow other types of glass
		return state.getBlockFaceShape(world, pos, EnumFacing.UP)==BlockFaceShape.SOLID || block == Blocks.GLASS;
	}
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, BlockPos pos, EnumFacing facing) {
    return delegate.getBlockFaceShape(worldIn, pos, facing);
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@SuppressWarnings("deprecation")
public BlockFaceShape getBlockFaceShape(IBlockAccess p_193383_1_, IBlockState p_193383_2_, BlockPos p_193383_3_, EnumFacing p_193383_4_) {
	return p_193383_4_ != EnumFacing.UP && p_193383_4_ != EnumFacing.DOWN ? BlockFaceShape.MIDDLE_POLE : BlockFaceShape.CENTER;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@SuppressWarnings("deprecation")
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess world, IBlockState blockState, BlockPos pos, EnumFacing face) {
	return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess world, IBlockState state, BlockPos pos, EnumFacing facing)
{
    return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess p_193383_1_, IBlockState p_193383_2_, BlockPos p_193383_3_,
		EnumFacing p_193383_4_) {
	return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess p_193383_1_, IBlockState p_193383_2_, BlockPos p_193383_3_, EnumFacing p_193383_4_)
{
    return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
{
	return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
{
	return face == EnumFacing.DOWN ? BlockFaceShape.SOLID : BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
{
	return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
private static boolean canAttachToBlock(World world, BlockPos pos, EnumFacing facing)
{
    IBlockState state = world.getBlockState(pos);
    return facing.getHorizontalIndex() != -1 && !isExceptBlockForAttachWithPiston(state.getBlock()) && state.getBlockFaceShape(world, pos, facing) == BlockFaceShape.SOLID;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
{
    return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
{
    return face == EnumFacing.DOWN ? BlockFaceShape.SOLID : BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess world, IBlockState state, BlockPos pos, EnumFacing facing) {
	return state.getValue(BlockDirectional.FACING) == facing ? BlockFaceShape.SOLID : BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess blockAccess, IBlockState state, BlockPos pos, EnumFacing side)
{
    return side == EnumFacing.DOWN ? BlockFaceShape.SOLID : BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@SuppressWarnings("deprecation")
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess world, IBlockState state, BlockPos pos, EnumFacing face)
{
    return BlockFaceShape.UNDEFINED;
}
 

import net.minecraft.block.state.BlockFaceShape; //导入依赖的package包/类
@SuppressWarnings("deprecation")
@Override
public BlockFaceShape getBlockFaceShape(IBlockAccess world, IBlockState state, BlockPos pos, EnumFacing face)
{
	return BlockFaceShape.UNDEFINED;
}