76 lines
2.2 KiB
Java
76 lines
2.2 KiB
Java
package net.minecraft.core;
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import com.mojang.serialization.Lifecycle;
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import java.util.Optional;
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import net.minecraft.resources.ResourceKey;
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import net.minecraft.resources.ResourceLocation;
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import net.minecraft.util.RandomSource;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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public class DefaultedMappedRegistry<T> extends MappedRegistry<T> implements DefaultedRegistry<T> {
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private final ResourceLocation defaultKey;
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private Holder.Reference<T> defaultValue;
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public DefaultedMappedRegistry(String defaultKey, ResourceKey<? extends Registry<T>> key, Lifecycle registryLifecycle, boolean hasIntrusiveHolders) {
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super(key, registryLifecycle, hasIntrusiveHolders);
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this.defaultKey = ResourceLocation.parse(defaultKey);
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}
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@Override
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public Holder.Reference<T> register(ResourceKey<T> key, T value, RegistrationInfo registrationInfo) {
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Holder.Reference<T> reference = super.register(key, value, registrationInfo);
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if (this.defaultKey.equals(key.location())) {
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this.defaultValue = reference;
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}
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return reference;
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}
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@Override
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public int getId(@Nullable T value) {
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int i = super.getId(value);
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return i == -1 ? super.getId(this.defaultValue.value()) : i;
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}
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@NotNull
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@Override
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public ResourceLocation getKey(T value) {
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ResourceLocation resourceLocation = super.getKey(value);
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return resourceLocation == null ? this.defaultKey : resourceLocation;
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}
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@NotNull
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@Override
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public T getValue(@Nullable ResourceLocation key) {
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T object = super.getValue(key);
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return object == null ? this.defaultValue.value() : object;
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}
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@Override
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public Optional<T> getOptional(@Nullable ResourceLocation name) {
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return Optional.ofNullable(super.getValue(name));
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}
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@Override
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public Optional<Holder.Reference<T>> getAny() {
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return Optional.ofNullable(this.defaultValue);
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}
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@NotNull
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@Override
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public T byId(int id) {
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T object = super.byId(id);
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return object == null ? this.defaultValue.value() : object;
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}
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@Override
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public Optional<Holder.Reference<T>> getRandom(RandomSource random) {
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return super.getRandom(random).or(() -> Optional.of(this.defaultValue));
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}
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@Override
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public ResourceLocation getDefaultKey() {
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return this.defaultKey;
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}
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}
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