BlockEntityBlockStateFix.java

net.minecraft.util.datafix.fixes.BlockEntityBlockStateFix

信息

• 全限定名：net.minecraft.util.datafix.fixes.BlockEntityBlockStateFix
• 类型：public class
• 包：net.minecraft.util.datafix.fixes
• 源码路径：src/main/java/net/minecraft/util/datafix/fixes/BlockEntityBlockStateFix.java
• 起始行号：L10
• 继承：NamedEntityFix
• 职责：

  TODO

字段/常量

• 无

内部类/嵌套类型

• 无

构造器

public BlockEntityBlockStateFix(Schema outputSchema, boolean changesType) @ L11

• 构造器名：BlockEntityBlockStateFix
• 源码定位：L11
• 修饰符：public

参数:

• outputSchema: Schema
• changesType: boolean

说明:

TODO

方法

下面的方法块按源码顺序生成。

protected Typed<?> fix(Typed<?> entity) @ L15

• 方法名：fix
• 源码定位：L15
• 返回类型：Typed<?>
• 修饰符：protected

参数:

• entity: Typed<?>

说明:

TODO

代码

public class BlockEntityBlockStateFix extends NamedEntityFix {
    public BlockEntityBlockStateFix(Schema outputSchema, boolean changesType) {
        super(outputSchema, changesType, "BlockEntityBlockStateFix", References.BLOCK_ENTITY, "minecraft:piston");
    }
 
    @Override
    protected Typed<?> fix(Typed<?> entity) {
        Type<?> newType = this.getOutputSchema().getChoiceType(References.BLOCK_ENTITY, "minecraft:piston");
        Type<?> blockStateType = newType.findFieldType("blockState");
        OpticFinder<?> blockStateF = DSL.fieldFinder("blockState", blockStateType);
        Dynamic<?> tag = entity.get(DSL.remainderFinder());
        int block = tag.get("blockId").asInt(0);
        tag = tag.remove("blockId");
        int data = tag.get("blockData").asInt(0) & 15;
        tag = tag.remove("blockData");
        Dynamic<?> blockStateTag = BlockStateData.getTag(block << 4 | data);
        Typed<?> output = newType.pointTyped(entity.getOps()).orElseThrow(() -> new IllegalStateException("Could not create new piston block entity."));
        return output.set(DSL.remainderFinder(), tag)
            .set(
                blockStateF,
                blockStateType.readTyped(blockStateTag)
                    .result()
                    .orElseThrow(() -> new IllegalStateException("Could not parse newly created block state tag."))
                    .getFirst()
            );
    }
}

引用的其他类

• Schema

  • 引用位置: 参数

• BlockStateData

  • 引用位置: 方法调用
  • 关联成员: BlockStateData.getTag()

• NamedEntityFix

  • 引用位置: 继承