RegistriesDatapackGenerator.java

net.minecraft.data.registries.RegistriesDatapackGenerator

信息

• 全限定名：net.minecraft.data.registries.RegistriesDatapackGenerator
• 类型：public class
• 包：net.minecraft.data.registries
• 源码路径：src/main/java/net/minecraft/data/registries/RegistriesDatapackGenerator.java
• 起始行号：L18
• 实现：DataProvider
• 职责：

  TODO

字段/常量

• output

  • 类型: PackOutput
  • 修饰符: private final
  • 源码定位: L19
  • 说明:

    TODO

• registries

  • 类型: CompletableFuture<HolderLookup.Provider>
  • 修饰符: private final
  • 源码定位: L20
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

public RegistriesDatapackGenerator(PackOutput output, CompletableFuture<HolderLookup.Provider> registries) @ L22

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

参数:

• output: PackOutput
• registries: CompletableFuture<HolderLookup.Provider>

说明:

TODO

方法

下面的方法块按源码顺序生成。

public CompletableFuture<?> run(CachedOutput cache) @ L27

• 方法名：run
• 源码定位：L27
• 返回类型：CompletableFuture<?>
• 修饰符：public

参数:

• cache: CachedOutput

说明:

TODO

private <T> Optional<CompletableFuture<?>> dumpRegistryCap(CachedOutput cache, HolderLookup.Provider registries, DynamicOps<JsonElement> writeOps, RegistryDataLoader.RegistryData<T> v) @ L43

• 方法名：dumpRegistryCap
• 源码定位：L43
• 返回类型： Optional<CompletableFuture<?>>
• 修饰符：private

参数:

• cache: CachedOutput
• registries: HolderLookup.Provider
• writeOps: DynamicOps
• v: RegistryDataLoader.RegistryData

说明:

TODO

private static <E> CompletableFuture<?> dumpValue(Path path, CachedOutput cache, DynamicOps<JsonElement> ops, Encoder<E> codec, E value) @ L60

• 方法名：dumpValue
• 源码定位：L60
• 返回类型： CompletableFuture<?>
• 修饰符：private static

参数:

• path: Path
• cache: CachedOutput
• ops: DynamicOps
• codec: Encoder
• value: E

说明:

TODO

public final String getName() @ L68

• 方法名：getName
• 源码定位：L68
• 返回类型：String
• 修饰符：public final

参数:

• 无

说明:

TODO

代码

public class RegistriesDatapackGenerator implements DataProvider {
    private final PackOutput output;
    private final CompletableFuture<HolderLookup.Provider> registries;
 
    public RegistriesDatapackGenerator(PackOutput output, CompletableFuture<HolderLookup.Provider> registries) {
        this.registries = registries;
        this.output = output;
    }
 
    @Override
    public CompletableFuture<?> run(CachedOutput cache) {
        return this.registries
            .thenCompose(
                access -> {
                    DynamicOps<JsonElement> registryOps = access.createSerializationContext(JsonOps.INSTANCE);
                    return CompletableFuture.allOf(
                        RegistryDataLoader.WORLDGEN_REGISTRIES
                            .stream()
                            .flatMap(v -> this.dumpRegistryCap(cache, access, registryOps, (RegistryDataLoader.RegistryData<?>)v).stream())
                            .toArray(CompletableFuture[]::new)
                    );
                }
            );
    }
 
    private <T> Optional<CompletableFuture<?>> dumpRegistryCap(
        CachedOutput cache, HolderLookup.Provider registries, DynamicOps<JsonElement> writeOps, RegistryDataLoader.RegistryData<T> v
    ) {
        ResourceKey<? extends Registry<T>> registryKey = v.key();
        return registries.lookup(registryKey)
            .map(
                registry -> {
                    PackOutput.PathProvider pathProvider = this.output.createRegistryElementsPathProvider(registryKey);
                    return CompletableFuture.allOf(
                        registry.listElements()
                            .<CompletableFuture<?>>map(e -> dumpValue(pathProvider.json(e.key().identifier()), cache, writeOps, v.elementCodec(), e.value()))
                            .toArray(CompletableFuture[]::new)
                    );
                }
            );
    }
 
    private static <E> CompletableFuture<?> dumpValue(Path path, CachedOutput cache, DynamicOps<JsonElement> ops, Encoder<E> codec, E value) {
        return codec.encodeStart(ops, value)
            .mapOrElse(
                result -> DataProvider.saveStable(cache, result, path),
                error -> CompletableFuture.failedFuture(new IllegalStateException("Couldn't generate file '" + path + "': " + error.message()))
            );
    }
 
    @Override
    public final String getName() {
        return "Registries";
    }
}

引用的其他类

• HolderLookup

  • 引用位置: 参数/字段

• CachedOutput

  • 引用位置: 参数

• DataProvider

  • 引用位置: 实现/方法调用
  • 关联成员: DataProvider.saveStable()

• PackOutput

  • 引用位置: 参数/字段

• SignedMessageChain

  • 引用位置: 参数

• RegistryDataLoader

  • 引用位置: 参数