EntityRenameFix.java

net.minecraft.util.datafix.fixes.EntityRenameFix

信息

• 全限定名：net.minecraft.util.datafix.fixes.EntityRenameFix
• 类型：public abstract class
• 包：net.minecraft.util.datafix.fixes
• 源码路径：src/main/java/net/minecraft/util/datafix/fixes/EntityRenameFix.java
• 起始行号：L16
• 继承：DataFix
• 职责：

  TODO

字段/常量

• name
  • 类型: String
  • 修饰符: protected final
  • 源码定位: L17
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public EntityRenameFix(String name, Schema outputSchema, boolean changesType) @ L19

• 构造器名：EntityRenameFix
• 源码定位：L19
• 修饰符：public

参数:

• name: String
• outputSchema: Schema
• changesType: boolean

说明:

TODO

方法

下面的方法块按源码顺序生成。

public TypeRewriteRule makeRule() @ L24

• 方法名：makeRule
• 源码定位：L24
• 返回类型：TypeRewriteRule
• 修饰符：public

参数:

• 无

说明:

TODO

private <A> Typed<A> getEntity(Object input, DynamicOps<?> ops, Type<A> oldEntityType) @ L52

• 方法名：getEntity
• 源码定位：L52
• 返回类型： Typed
• 修饰符：private

参数:

• input: Object
• ops: DynamicOps<?>
• oldEntityType: Type

说明:

TODO

protected abstract Pair<String,Typed<?>> fix(String name, Typed<?> entity) @ L56

• 方法名：fix
• 源码定位：L56
• 返回类型：Pair<String,Typed<?>>
• 修饰符：protected abstract

参数:

• name: String
• entity: Typed<?>

说明:

TODO

代码

public abstract class EntityRenameFix extends DataFix {
    protected final String name;
 
    public EntityRenameFix(String name, Schema outputSchema, boolean changesType) {
        super(outputSchema, changesType);
        this.name = name;
    }
 
    @Override
    public TypeRewriteRule makeRule() {
        TaggedChoiceType<String> oldType = (TaggedChoiceType<String>)this.getInputSchema().findChoiceType(References.ENTITY);
        TaggedChoiceType<String> newType = (TaggedChoiceType<String>)this.getOutputSchema().findChoiceType(References.ENTITY);
        Function<String, Type<?>> patchedInputTypes = Util.memoize(name -> {
            Type<?> type = oldType.types().get(name);
            return ExtraDataFixUtils.patchSubType(type, oldType, newType);
        });
        return this.fixTypeEverywhere(
            this.name,
            oldType,
            newType,
            ops -> input -> {
                String oldName = input.getFirst();
                Type<?> oldEntityType = patchedInputTypes.apply(oldName);
                Pair<String, Typed<?>> newEntity = this.fix(oldName, this.getEntity(input.getSecond(), ops, oldEntityType));
                Type<?> expectedType = newType.types().get(newEntity.getFirst());
                if (!expectedType.equals(newEntity.getSecond().getType(), true, true)) {
                    throw new IllegalStateException(
                        String.format(Locale.ROOT, "Dynamic type check failed: %s not equal to %s", expectedType, newEntity.getSecond().getType())
                    );
                } else {
                    return Pair.of(newEntity.getFirst(), newEntity.getSecond().getValue());
                }
            }
        );
    }
 
    private <A> Typed<A> getEntity(Object input, DynamicOps<?> ops, Type<A> oldEntityType) {
        return new Typed<>(oldEntityType, ops, (A)input);
    }
 
    protected abstract Pair<String, Typed<?>> fix(final String name, final Typed<?> entity);
}

引用的其他类

• Schema

  • 引用位置: 参数

• Util

  • 引用位置: 方法调用
  • 关联成员: Util.memoize()

• ExtraDataFixUtils

  • 引用位置: 方法调用
  • 关联成员: ExtraDataFixUtils.patchSubType()