LegacyHoverEventFix.java

net.minecraft.util.datafix.fixes.LegacyHoverEventFix

信息

• 全限定名：net.minecraft.util.datafix.fixes.LegacyHoverEventFix
• 类型：public class
• 包：net.minecraft.util.datafix.fixes
• 源码路径：src/main/java/net/minecraft/util/datafix/fixes/LegacyHoverEventFix.java
• 起始行号：L21
• 继承：DataFix
• 职责：

  TODO

字段/常量

• 无

内部类/嵌套类型

• 无

构造器

public LegacyHoverEventFix(Schema outputSchema) @ L22

• 构造器名：LegacyHoverEventFix
• 源码定位：L22
• 修饰符：public

参数:

• outputSchema: Schema

说明:

TODO

方法

下面的方法块按源码顺序生成。

protected TypeRewriteRule makeRule() @ L26

• 方法名：makeRule
• 源码定位：L26
• 返回类型：TypeRewriteRule
• 修饰符：protected

参数:

• 无

说明:

TODO

private <C,H extends Pair<String,?>> TypeRewriteRule createFixer(Type<C> rawTextComponentType, Type<H> hoverEventType) @ L34

• 方法名：createFixer
• 源码定位：L34
• 返回类型：<C,H extends Pair<String,?>> TypeRewriteRule
• 修饰符：private

参数:

• rawTextComponentType: Type
• hoverEventType: Type

说明:

TODO

private <H> H fixHoverEvent(Type<H> hoverEventType, String action, Dynamic<?> oldHoverEvent) @ L79

• 方法名：fixHoverEvent
• 源码定位：L79
• 返回类型： H
• 修饰符：private

参数:

• hoverEventType: Type
• action: String
• oldHoverEvent: Dynamic<?>

说明:

TODO

private static <H> H fixShowTextHover(Type<H> hoverEventType, Dynamic<?> oldHoverEvent) @ L83

• 方法名：fixShowTextHover
• 源码定位：L83
• 返回类型： H
• 修饰符：private static

参数:

• hoverEventType: Type
• oldHoverEvent: Dynamic<?>

说明:

TODO

private static <H> H createPlaceholderHover(Type<H> hoverEventType, Dynamic<?> oldHoverEvent) @ L88

• 方法名：createPlaceholderHover
• 源码定位：L88
• 返回类型： H
• 修饰符：private static

参数:

• hoverEventType: Type
• oldHoverEvent: Dynamic<?>

说明:

TODO

代码

public class LegacyHoverEventFix extends DataFix {
    public LegacyHoverEventFix(Schema outputSchema) {
        super(outputSchema, false);
    }
 
    @Override
    protected TypeRewriteRule makeRule() {
        Type<? extends Pair<String, ?>> hoverEventType = (Type<? extends Pair<String, ?>>)this.getInputSchema()
            .getType(References.TEXT_COMPONENT)
            .findFieldType("hoverEvent");
        return this.createFixer(this.getInputSchema().getTypeRaw(References.TEXT_COMPONENT), hoverEventType);
    }
 
    private <C, H extends Pair<String, ?>> TypeRewriteRule createFixer(Type<C> rawTextComponentType, Type<H> hoverEventType) {
        Type<Pair<String, Either<Either<String, List<C>>, Pair<Either<List<C>, Unit>, Pair<Either<C, Unit>, Pair<Either<H, Unit>, Dynamic<?>>>>>>> textComponentType = DSL.named(
            References.TEXT_COMPONENT.typeName(),
            DSL.or(
                DSL.or(DSL.string(), DSL.list(rawTextComponentType)),
                DSL.and(
                    DSL.optional(DSL.field("extra", DSL.list(rawTextComponentType))),
                    DSL.optional(DSL.field("separator", rawTextComponentType)),
                    DSL.optional(DSL.field("hoverEvent", hoverEventType)),
                    DSL.remainderType()
                )
            )
        );
        if (!textComponentType.equals(this.getInputSchema().getType(References.TEXT_COMPONENT))) {
            throw new IllegalStateException(
                "Text component type did not match, expected " + textComponentType + " but got " + this.getInputSchema().getType(References.TEXT_COMPONENT)
            );
        } else {
            return this.fixTypeEverywhere(
                "LegacyHoverEventFix",
                textComponentType,
                ops -> named -> named.mapSecond(
                    simpleOrFull -> simpleOrFull.mapRight(
                        full -> full.mapSecond(separatorHoverRemainder -> separatorHoverRemainder.mapSecond(hoverAndRemainder -> {
                            Dynamic<?> remainder = hoverAndRemainder.getSecond();
                            Optional<? extends Dynamic<?>> hoverEvent = remainder.get("hoverEvent").result();
                            if (hoverEvent.isEmpty()) {
                                return hoverAndRemainder;
                            } else {
                                Optional<? extends Dynamic<?>> legacyHoverValue = hoverEvent.get().get("value").result();
                                if (legacyHoverValue.isEmpty()) {
                                    return hoverAndRemainder;
                                } else {
                                    String hoverAction = hoverAndRemainder.getFirst().left().map(Pair::getFirst).orElse("");
                                    H newHoverEvent = this.fixHoverEvent(hoverEventType, hoverAction, (Dynamic<?>)hoverEvent.get());
                                    return hoverAndRemainder.mapFirst(ignored -> Either.left(newHoverEvent));
                                }
                            }
                        }))
                    )
                )
            );
        }
    }
 
    private <H> H fixHoverEvent(Type<H> hoverEventType, String action, Dynamic<?> oldHoverEvent) {
        return "show_text".equals(action) ? fixShowTextHover(hoverEventType, oldHoverEvent) : createPlaceholderHover(hoverEventType, oldHoverEvent);
    }
 
    private static <H> H fixShowTextHover(Type<H> hoverEventType, Dynamic<?> oldHoverEvent) {
        Dynamic<?> newHoverEvent = oldHoverEvent.renameField("value", "contents");
        return Util.readTypedOrThrow(hoverEventType, newHoverEvent).getValue();
    }
 
    private static <H> H createPlaceholderHover(Type<H> hoverEventType, Dynamic<?> oldHoverEvent) {
        JsonElement oldJson = oldHoverEvent.convert(JsonOps.INSTANCE).getValue();
        Dynamic<?> placeholderHoverEvent = new Dynamic<>(
            JavaOps.INSTANCE,
            Map.of("action", "show_text", "contents", Map.<String, String>of("text", "Legacy hoverEvent: " + GsonHelper.toStableString(oldJson)))
        );
        return Util.readTypedOrThrow(hoverEventType, placeholderHoverEvent).getValue();
    }
}

引用的其他类

• Schema

  • 引用位置: 参数

• GsonHelper

  • 引用位置: 方法调用
  • 关联成员: GsonHelper.toStableString()

• Util

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

• ResolvableProfile

  • 引用位置: 参数