diff options
Diffstat (limited to 'patches/api/0475-Registry-Modification-API.patch')
| -rw-r--r-- | patches/api/0475-Registry-Modification-API.patch | 893 |
1 files changed, 893 insertions, 0 deletions
diff --git a/patches/api/0475-Registry-Modification-API.patch b/patches/api/0475-Registry-Modification-API.patch new file mode 100644 index 0000000000..9ad8ef719b --- /dev/null +++ b/patches/api/0475-Registry-Modification-API.patch @@ -0,0 +1,893 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic <[email protected]> +Date: Wed, 2 Mar 2022 13:36:21 -0800 +Subject: [PATCH] Registry Modification API + + +diff --git a/src/main/java/io/papermc/paper/registry/RegistryBuilder.java b/src/main/java/io/papermc/paper/registry/RegistryBuilder.java +new file mode 100644 +index 0000000000000000000000000000000000000000..6edf300c1d81c1001756141c9efd022ba0e372cd +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/RegistryBuilder.java +@@ -0,0 +1,13 @@ ++package io.papermc.paper.registry; ++ ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * To be implemented by any type used for modifying registries. ++ * ++ * @param <T> registry value type ++ */ ++public interface RegistryBuilder<T> { ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryEntryAddEvent.java b/src/main/java/io/papermc/paper/registry/event/RegistryEntryAddEvent.java +new file mode 100644 +index 0000000000000000000000000000000000000000..a5d7385eae9dfb88b52aed0e42c09a10ef807385 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryEntryAddEvent.java +@@ -0,0 +1,47 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.TypedKey; ++import io.papermc.paper.registry.tag.Tag; ++import io.papermc.paper.registry.tag.TagKey; ++import org.bukkit.Keyed; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * Event object for {@link RegistryEventProvider#entryAdd()}. This ++ * event is fired right before a specific entry is registered in/added to registry. ++ * It provides a way for plugins to modify parts of this entry. ++ * ++ * @param <T> registry entry type ++ * @param <B> registry entry builder type ++ */ ++public interface RegistryEntryAddEvent<T, B extends RegistryBuilder<T>> extends RegistryEvent<T> { ++ ++ /** ++ * Gets the builder for the entry being added to the registry. ++ * ++ * @return the object builder ++ */ ++ @NonNull B builder(); ++ ++ /** ++ * Gets the key for this entry in the registry. ++ * ++ * @return the key ++ */ ++ @NonNull TypedKey<T> key(); ++ ++ /** ++ * Gets or creates a tag for the given tag key. This tag ++ * is then required to be filled either from the built-in or ++ * custom datapack. ++ * ++ * @param tagKey the tag key ++ * @return the tag ++ * @param <V> the tag value type ++ */ ++ @NonNull <V extends Keyed> Tag<V> getOrCreateTag(@NonNull TagKey<V> tagKey); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryEvent.java b/src/main/java/io/papermc/paper/registry/event/RegistryEvent.java +new file mode 100644 +index 0000000000000000000000000000000000000000..498c5920926158e86c2aec2bd2129d5e8b8613a3 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryEvent.java +@@ -0,0 +1,23 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.plugin.lifecycle.event.LifecycleEvent; ++import io.papermc.paper.registry.RegistryKey; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * Base type for all registry events. ++ * ++ * @param <T> registry entry type ++ */ ++public interface RegistryEvent<T> extends LifecycleEvent { ++ ++ /** ++ * Get the key for the registry this event pertains to. ++ * ++ * @return the registry key ++ */ ++ @NonNull RegistryKey<T> registryKey(); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryEventProvider.java b/src/main/java/io/papermc/paper/registry/event/RegistryEventProvider.java +new file mode 100644 +index 0000000000000000000000000000000000000000..477ed0fd5acc923d429980529876f0dd7dd3a52a +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryEventProvider.java +@@ -0,0 +1,58 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.plugin.bootstrap.BootstrapContext; ++import io.papermc.paper.plugin.lifecycle.event.handler.LifecycleEventHandler; ++import io.papermc.paper.plugin.lifecycle.event.handler.configuration.LifecycleEventHandlerConfiguration; ++import io.papermc.paper.plugin.lifecycle.event.handler.configuration.PrioritizedLifecycleEventHandlerConfiguration; ++import io.papermc.paper.plugin.lifecycle.event.types.LifecycleEventType; ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.RegistryKey; ++import io.papermc.paper.registry.event.type.RegistryEntryAddEventType; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * Provider for registry events for a specific registry. ++ * <p> ++ * Supported events are: ++ * <ul> ++ * <li>{@link RegistryEntryAddEvent} (via {@link #entryAdd()})</li> ++ * <li>{@link RegistryFreezeEvent} (via {@link #freeze()})</li> ++ * </ul> ++ * ++ * @param <T> registry entry type ++ * @param <B> registry entry builder type ++ */ ++public interface RegistryEventProvider<T, B extends RegistryBuilder<T>> { ++ ++ /** ++ * Gets the event type for {@link RegistryEntryAddEvent} which is fired just before ++ * an object is added to a registry. ++ * <p> ++ * Can be used in {@link io.papermc.paper.plugin.lifecycle.event.LifecycleEventManager#registerEventHandler(LifecycleEventType, LifecycleEventHandler)} ++ * to register a handler for {@link RegistryEntryAddEvent}. ++ * ++ * @return the registry entry add event type ++ */ ++ @NonNull RegistryEntryAddEventType<T, B> entryAdd(); ++ ++ /** ++ * Gets the event type for {@link RegistryFreezeEvent} which is fired just before ++ * a registry is frozen. It allows for the registration of new objects. ++ * <p> ++ * Can be used in {@link io.papermc.paper.plugin.lifecycle.event.LifecycleEventManager#registerEventHandler(LifecycleEventType, LifecycleEventHandler)} ++ * to register a handler for {@link RegistryFreezeEvent}. ++ * ++ * @return the registry freeze event type ++ */ ++ LifecycleEventType.@NonNull Prioritizable<BootstrapContext, RegistryFreezeEvent<T, B>> freeze(); ++ ++ /** ++ * Gets the registry key associated with this event type provider. ++ * ++ * @return the registry key ++ */ ++ @NonNull RegistryKey<T> registryKey(); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryEventProviderImpl.java b/src/main/java/io/papermc/paper/registry/event/RegistryEventProviderImpl.java +new file mode 100644 +index 0000000000000000000000000000000000000000..cfe47c8bd0888db6d00867acfefc8db42ef314aa +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryEventProviderImpl.java +@@ -0,0 +1,30 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.plugin.bootstrap.BootstrapContext; ++import io.papermc.paper.plugin.lifecycle.event.types.LifecycleEventType; ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.RegistryKey; ++import io.papermc.paper.registry.event.type.RegistryEntryAddEventType; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.checkerframework.framework.qual.DefaultQualifier; ++import org.jetbrains.annotations.ApiStatus; ++ ++@DefaultQualifier(NonNull.class) ++record RegistryEventProviderImpl<T, B extends RegistryBuilder<T>>(RegistryKey<T> registryKey) implements RegistryEventProvider<T, B> { ++ ++ static <T, B extends RegistryBuilder<T>> RegistryEventProvider<T, B> create(final RegistryKey<T> registryKey) { ++ return new RegistryEventProviderImpl<>(registryKey); ++ } ++ ++ @Override ++ public RegistryEntryAddEventType<T, B> entryAdd() { ++ return RegistryEventTypeProvider.provider().registryEntryAdd(this); ++ } ++ ++ @Override ++ public LifecycleEventType.Prioritizable<BootstrapContext, RegistryFreezeEvent<T, B>> freeze() { ++ return RegistryEventTypeProvider.provider().registryFreeze(this); ++ } ++ ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryEventTypeProvider.java b/src/main/java/io/papermc/paper/registry/event/RegistryEventTypeProvider.java +new file mode 100644 +index 0000000000000000000000000000000000000000..d807bd2f42c98e37a96cf110ad77820dfffc8398 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryEventTypeProvider.java +@@ -0,0 +1,24 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.plugin.bootstrap.BootstrapContext; ++import io.papermc.paper.plugin.lifecycle.event.types.LifecycleEventType; ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.event.type.RegistryEntryAddEventType; ++import java.util.Optional; ++import java.util.ServiceLoader; ++import org.jetbrains.annotations.ApiStatus; ++ ++interface RegistryEventTypeProvider { ++ ++ Optional<RegistryEventTypeProvider> PROVIDER = ServiceLoader.load(RegistryEventTypeProvider.class) ++ .findFirst(); ++ ++ static RegistryEventTypeProvider provider() { ++ return PROVIDER.orElseThrow(() -> new IllegalStateException("Could not find a %s service implementation".formatted(RegistryEventTypeProvider.class.getSimpleName()))); ++ } ++ ++ <T, B extends RegistryBuilder<T>> RegistryEntryAddEventType<T, B> registryEntryAdd(RegistryEventProvider<T, B> type); ++ ++ <T, B extends RegistryBuilder<T>> LifecycleEventType.Prioritizable<BootstrapContext, RegistryFreezeEvent<T, B>> registryFreeze(RegistryEventProvider<T, B> type); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryEvents.java b/src/main/java/io/papermc/paper/registry/event/RegistryEvents.java +new file mode 100644 +index 0000000000000000000000000000000000000000..1f89945be2ed68f52a544f41f7a151b8fdfe113e +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryEvents.java +@@ -0,0 +1,14 @@ ++package io.papermc.paper.registry.event; ++ ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * Holds providers for {@link RegistryEntryAddEvent} and {@link RegistryFreezeEvent} ++ * handlers for each applicable registry. ++ */ ++public final class RegistryEvents { ++ ++ private RegistryEvents() { ++ } ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/RegistryFreezeEvent.java b/src/main/java/io/papermc/paper/registry/event/RegistryFreezeEvent.java +new file mode 100644 +index 0000000000000000000000000000000000000000..12ec7e794a5047a30354a485acd40fa0f3438eea +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/RegistryFreezeEvent.java +@@ -0,0 +1,39 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.tag.Tag; ++import io.papermc.paper.registry.tag.TagKey; ++import org.bukkit.Keyed; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * Event object for {@link RegistryEventProvider#freeze()}. This ++ * event is fired right before a registry is frozen disallowing further changes. ++ * It provides a way for plugins to add new objects to the registry. ++ * ++ * @param <T> registry entry type ++ * @param <B> registry entry builder type ++ */ ++public interface RegistryFreezeEvent<T, B extends RegistryBuilder<T>> extends RegistryEvent<T> { ++ ++ /** ++ * Get the writable registry. ++ * ++ * @return a writable registry ++ */ ++ @NonNull WritableRegistry<T, B> registry(); ++ ++ /** ++ * Gets or creates a tag for the given tag key. This tag ++ * is then required to be filled either from the built-in or ++ * custom datapack. ++ * ++ * @param tagKey the tag key ++ * @return the tag ++ * @param <V> the tag value type ++ */ ++ @NonNull <V extends Keyed> Tag<V> getOrCreateTag(@NonNull TagKey<V> tagKey); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/WritableRegistry.java b/src/main/java/io/papermc/paper/registry/event/WritableRegistry.java +new file mode 100644 +index 0000000000000000000000000000000000000000..6de377275097f065c38dd59c6db9704018ac81fc +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/WritableRegistry.java +@@ -0,0 +1,27 @@ ++package io.papermc.paper.registry.event; ++ ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.TypedKey; ++import java.util.function.Consumer; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * A registry which supports registering new objects. ++ * ++ * @param <T> registry entry type ++ * @param <B> registry entry builder type ++ */ ++public interface WritableRegistry<T, B extends RegistryBuilder<T>> { ++ ++ /** ++ * Register a new value with the specified key. This will ++ * fire a {@link RegistryEntryAddEvent} for the new entry. ++ * ++ * @param key the entry's key (must be unique from others) ++ * @param value a consumer for the entry's builder ++ */ ++ void register(@NonNull TypedKey<T> key, @NonNull Consumer<? super B> value); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/type/RegistryEntryAddConfiguration.java b/src/main/java/io/papermc/paper/registry/event/type/RegistryEntryAddConfiguration.java +new file mode 100644 +index 0000000000000000000000000000000000000000..c5b484ee5f4a0f283a8d46f5490afac4b58b06be +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/type/RegistryEntryAddConfiguration.java +@@ -0,0 +1,42 @@ ++package io.papermc.paper.registry.event.type; ++ ++import io.papermc.paper.plugin.bootstrap.BootstrapContext; ++import io.papermc.paper.plugin.lifecycle.event.handler.configuration.PrioritizedLifecycleEventHandlerConfiguration; ++import io.papermc.paper.registry.TypedKey; ++import java.util.function.Predicate; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.Contract; ++ ++/** ++ * Specific configuration for {@link io.papermc.paper.registry.event.RegistryEntryAddEvent}s. ++ * ++ * @param <T> registry entry type ++ */ ++public interface RegistryEntryAddConfiguration<T> extends PrioritizedLifecycleEventHandlerConfiguration<BootstrapContext> { ++ ++ /** ++ * Only call the handler if the value being added matches the specified key. ++ * ++ * @param key the key to match ++ * @return this configuration ++ */ ++ @Contract(value = "_ -> this", mutates = "this") ++ default @NonNull RegistryEntryAddConfiguration<T> filter(final @NonNull TypedKey<T> key) { ++ return this.filter(key::equals); ++ } ++ ++ /** ++ * Only call the handler if the value being added passes the provided filter. ++ * ++ * @param filter the predicate to match the key against ++ * @return this configuration ++ */ ++ @Contract(value = "_ -> this", mutates = "this") ++ @NonNull RegistryEntryAddConfiguration<T> filter(@NonNull Predicate<TypedKey<T>> filter); ++ ++ @Override ++ @NonNull RegistryEntryAddConfiguration<T> priority(int priority); ++ ++ @Override ++ @NonNull RegistryEntryAddConfiguration<T> monitor(); ++} +diff --git a/src/main/java/io/papermc/paper/registry/event/type/RegistryEntryAddEventType.java b/src/main/java/io/papermc/paper/registry/event/type/RegistryEntryAddEventType.java +new file mode 100644 +index 0000000000000000000000000000000000000000..f4d4ebf6cbed1b4a9955ceb2d0586782181d97e5 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/event/type/RegistryEntryAddEventType.java +@@ -0,0 +1,18 @@ ++package io.papermc.paper.registry.event.type; ++ ++import io.papermc.paper.plugin.bootstrap.BootstrapContext; ++import io.papermc.paper.plugin.lifecycle.event.types.LifecycleEventType; ++import io.papermc.paper.registry.RegistryBuilder; ++import io.papermc.paper.registry.event.RegistryEntryAddEvent; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * Lifecycle event type for {@link RegistryEntryAddEvent}s. ++ * ++ * @param <T> registry entry type ++ * @param <B> registry entry builder type ++ */ ++public interface RegistryEntryAddEventType<T, B extends RegistryBuilder<T>> extends LifecycleEventType<BootstrapContext, RegistryEntryAddEvent<T, B>, RegistryEntryAddConfiguration<T>> { ++} +diff --git a/src/main/java/io/papermc/paper/registry/set/RegistryKeySet.java b/src/main/java/io/papermc/paper/registry/set/RegistryKeySet.java +new file mode 100644 +index 0000000000000000000000000000000000000000..b891101b43148f63c96b7dd611914c85d7b29dbf +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/set/RegistryKeySet.java +@@ -0,0 +1,50 @@ ++package io.papermc.paper.registry.set; ++ ++import io.papermc.paper.registry.TypedKey; ++import java.util.Collection; ++import java.util.Iterator; ++import org.bukkit.Keyed; ++import org.bukkit.Registry; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++import org.jetbrains.annotations.Unmodifiable; ++ ++public non-sealed interface RegistryKeySet<T extends Keyed> extends Iterable<TypedKey<T>>, RegistrySet<T> { // TODO remove Keyed ++ ++ @Override ++ default int size() { ++ return this.values().size(); ++ } ++ ++ /** ++ * Get the keys for the values in this set. ++ * ++ * @return the keys ++ */ ++ @NonNull @Unmodifiable Collection<TypedKey<T>> values(); ++ ++ /** ++ * Resolve this set into a collection of values. Prefer using ++ * {@link #values()}. ++ * ++ * @param registry the registry to resolve the values from (must match {@link #registryKey()}) ++ * @return the resolved values ++ * @see RegistryKeySet#values() ++ */ ++ @NonNull @Unmodifiable Collection<T> resolve(final @NonNull Registry<T> registry); ++ ++ /** ++ * Checks if this set contains the value with the given key. ++ * ++ * @param valueKey the key to check ++ * @return true if the value is in this set ++ */ ++ boolean contains(@NonNull TypedKey<T> valueKey); ++ ++ @Override ++ default @NonNull Iterator<TypedKey<T>> iterator() { ++ return this.values().iterator(); ++ } ++} +diff --git a/src/main/java/io/papermc/paper/registry/set/RegistryKeySetImpl.java b/src/main/java/io/papermc/paper/registry/set/RegistryKeySetImpl.java +new file mode 100644 +index 0000000000000000000000000000000000000000..c712181ad4c6a9d00bc04f8a48515a388c692f48 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/set/RegistryKeySetImpl.java +@@ -0,0 +1,53 @@ ++package io.papermc.paper.registry.set; ++ ++import com.google.common.base.Preconditions; ++import io.papermc.paper.registry.RegistryAccess; ++import io.papermc.paper.registry.RegistryKey; ++import io.papermc.paper.registry.TypedKey; ++import java.util.ArrayList; ++import java.util.Collection; ++import java.util.Collections; ++import java.util.List; ++import org.bukkit.Keyed; ++import org.bukkit.NamespacedKey; ++import org.bukkit.Registry; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.checkerframework.framework.qual.DefaultQualifier; ++import org.jetbrains.annotations.ApiStatus; ++import org.jetbrains.annotations.Nullable; ++ ++@DefaultQualifier(NonNull.class) ++record RegistryKeySetImpl<T extends Keyed>(RegistryKey<T> registryKey, List<TypedKey<T>> values) implements RegistryKeySet<T> { // TODO remove Keyed ++ ++ static <T extends Keyed> RegistryKeySet<T> create(final RegistryKey<T> registryKey, final Iterable<? extends T> values) { // TODO remove Keyed ++ final Registry<T> registry = RegistryAccess.registryAccess().getRegistry(registryKey); ++ final ArrayList<TypedKey<T>> keys = new ArrayList<>(); ++ for (final T value : values) { ++ final @Nullable NamespacedKey key = registry.getKey(value); ++ Preconditions.checkArgument(key != null, value + " does not have a key in " + registryKey); ++ keys.add(TypedKey.create(registryKey, key)); ++ } ++ return new RegistryKeySetImpl<>(registryKey, keys); ++ } ++ ++ RegistryKeySetImpl { ++ values = List.copyOf(values); ++ } ++ ++ @Override ++ public boolean contains(final TypedKey<T> valueKey) { ++ return this.values.contains(valueKey); ++ } ++ ++ @Override ++ public Collection<T> resolve(final Registry<T> registry) { ++ final List<T> values = new ArrayList<>(this.values.size()); ++ for (final TypedKey<T> key : this.values) { ++ final @Nullable T value = registry.get(key.key()); ++ Preconditions.checkState(value != null, "Trying to access unbound TypedKey: " + key); ++ values.add(value); ++ } ++ return Collections.unmodifiableList(values); ++ } ++} +diff --git a/src/main/java/io/papermc/paper/registry/set/RegistrySet.java b/src/main/java/io/papermc/paper/registry/set/RegistrySet.java +new file mode 100644 +index 0000000000000000000000000000000000000000..108df480e16131781a52c7bbba2ca6581e4c1ca1 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/set/RegistrySet.java +@@ -0,0 +1,112 @@ ++package io.papermc.paper.registry.set; ++ ++import com.google.common.collect.Lists; ++import io.papermc.paper.registry.RegistryKey; ++import io.papermc.paper.registry.TypedKey; ++import io.papermc.paper.registry.tag.Tag; ++import org.bukkit.Keyed; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++import org.jetbrains.annotations.Contract; ++ ++/** ++ * Represents a collection tied to a registry. ++ * <p> ++ * There are 2<!--3--> types of registry sets: ++ * <ul> ++ * <li>{@link Tag} which is a tag from vanilla or a datapack. ++ * These are obtained via {@link org.bukkit.Registry#getTag(io.papermc.paper.registry.tag.TagKey)}.</li> ++ * <li>{@link RegistryKeySet} which is a set of of keys linked to values that are present in the registry. These are ++ * created via {@link #keySet(RegistryKey, Iterable)} or {@link #keySetFromValues(RegistryKey, Iterable)}.</li> ++ * <!-- <li>{@link RegistryValueSet} which is a set of values which are anonymous (don't have keys in the registry). These are ++ * created via {@link #valueSet(RegistryKey, Iterable)}.</li>--> ++ * </ul> ++ * ++ * @param <T> registry value type ++ */ ++public sealed interface RegistrySet<T> permits RegistryKeySet, RegistryValueSet { ++ ++ // TODO uncomment when direct holder sets need to be exposed to the API ++ // /** ++ // * Creates a {@link RegistryValueSet} from anonymous values. ++ // * <p>All values provided <b>must not</b> have keys in the given registry.</p> ++ // * ++ // * @param registryKey the registry key for the type of these values ++ // * @param values the values ++ // * @return a new registry set ++ // * @param <T> the type of the values ++ // */ ++ // @Contract(value = "_, _ -> new", pure = true) ++ // static <T> @NonNull RegistryValueSet<T> valueSet(final @NonNull RegistryKey<T> registryKey, final @NonNull Iterable<? extends T> values) { ++ // return RegistryValueSetImpl.create(registryKey, values); ++ // } ++ ++ /** ++ * Creates a {@link RegistryKeySet} from registry-backed values. ++ * <p>All values provided <b>must</b> have keys in the given registry. ++ * <!--For anonymous values, use {@link #valueSet(RegistryKey, Iterable)}--></p> ++ * <p>If references to actual objects are not available yet, use {@link #keySet(RegistryKey, Iterable)} to ++ * create an equivalent {@link RegistryKeySet} using just {@link TypedKey TypedKeys}.</p> ++ * ++ * @param registryKey the registry key for the owner of these values ++ * @param values the values ++ * @return a new registry set ++ * @param <T> the type of the values ++ * @throws IllegalArgumentException if the registry isn't available yet or if any value doesn't have a key in that registry ++ */ ++ @Contract(value = "_, _ -> new", pure = true) ++ static <T extends Keyed> @NonNull RegistryKeySet<T> keySetFromValues(final @NonNull RegistryKey<T> registryKey, final @NonNull Iterable<? extends T> values) { // TODO remove Keyed ++ return RegistryKeySetImpl.create(registryKey, values); ++ } ++ ++ /** ++ * Creates a direct {@link RegistrySet} from {@link TypedKey TypedKeys}. ++ * ++ * @param registryKey the registry key for the owner of these keys ++ * @param keys the keys for the values ++ * @return a new registry set ++ * @param <T> the type of the values ++ */ ++ @SafeVarargs ++ static <T extends Keyed> RegistryKeySet<T> keySet(final @NonNull RegistryKey<T> registryKey, final @NonNull TypedKey<T> @NonNull... keys) { // TODO remove Keyed ++ return keySet(registryKey, Lists.newArrayList(keys)); ++ } ++ ++ /** ++ * Creates a direct {@link RegistrySet} from {@link TypedKey TypedKeys}. ++ * ++ * @param registryKey the registry key for the owner of these keys ++ * @param keys the keys for the values ++ * @return a new registry set ++ * @param <T> the type of the values ++ */ ++ @SuppressWarnings("BoundedWildcard") ++ @Contract(value = "_, _ -> new", pure = true) ++ static <T extends Keyed> @NonNull RegistryKeySet<T> keySet(final @NonNull RegistryKey<T> registryKey, final @NonNull Iterable<TypedKey<T>> keys) { // TODO remove Keyed ++ return new RegistryKeySetImpl<>(registryKey, Lists.newArrayList(keys)); ++ } ++ ++ /** ++ * Get the registry key for this set. ++ * ++ * @return the registry key ++ */ ++ @NonNull RegistryKey<T> registryKey(); ++ ++ /** ++ * Get the size of this set. ++ * ++ * @return the size ++ */ ++ int size(); ++ ++ /** ++ * Checks if the registry set is empty. ++ * ++ * @return true, if empty ++ */ ++ default boolean isEmpty() { ++ return this.size() == 0; ++ } ++} +diff --git a/src/main/java/io/papermc/paper/registry/set/RegistryValueSet.java b/src/main/java/io/papermc/paper/registry/set/RegistryValueSet.java +new file mode 100644 +index 0000000000000000000000000000000000000000..58e2e42737d48b243854466eb7f7d3a844a86b6e +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/set/RegistryValueSet.java +@@ -0,0 +1,34 @@ ++package io.papermc.paper.registry.set; ++ ++import java.util.Collection; ++import java.util.Iterator; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++import org.jetbrains.annotations.Unmodifiable; ++ ++/** ++ * A collection of anonymous values relating to a registry. These ++ * are values of the same type as the registry, but will not be found ++ * in the registry, hence, anonymous. ++ * @param <T> registry value type ++ */ ++public sealed interface RegistryValueSet<T> extends Iterable<T>, RegistrySet<T> permits RegistryValueSetImpl { ++ ++ @Override ++ default int size() { ++ return this.values().size(); ++ } ++ ++ /** ++ * Get the collection of values in this direct set. ++ * ++ * @return the values ++ */ ++ @NonNull @Unmodifiable Collection<T> values(); ++ ++ @Override ++ default @NonNull Iterator<T> iterator() { ++ return this.values().iterator(); ++ } ++} +diff --git a/src/main/java/io/papermc/paper/registry/set/RegistryValueSetImpl.java b/src/main/java/io/papermc/paper/registry/set/RegistryValueSetImpl.java +new file mode 100644 +index 0000000000000000000000000000000000000000..4ce5b26a1fcaae7b28ac8ed3c25014b66c266318 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/set/RegistryValueSetImpl.java +@@ -0,0 +1,18 @@ ++package io.papermc.paper.registry.set; ++ ++import com.google.common.collect.Lists; ++import io.papermc.paper.registry.RegistryKey; ++import java.util.List; ++import org.jetbrains.annotations.ApiStatus; ++ ++record RegistryValueSetImpl<T>(RegistryKey<T> registryKey, List<T> values) implements RegistryValueSet<T> { ++ ++ RegistryValueSetImpl { ++ values = List.copyOf(values); ++ } ++ ++ static <T> RegistryValueSet<T> create(final RegistryKey<T> registryKey, final Iterable<? extends T> values) { ++ return new RegistryValueSetImpl<>(registryKey, Lists.newArrayList(values)); ++ } ++} +diff --git a/src/main/java/io/papermc/paper/registry/tag/Tag.java b/src/main/java/io/papermc/paper/registry/tag/Tag.java +new file mode 100644 +index 0000000000000000000000000000000000000000..ae374f68ef9baa16ed90c371f1622de0c0159873 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/tag/Tag.java +@@ -0,0 +1,25 @@ ++package io.papermc.paper.registry.tag; ++ ++import io.papermc.paper.registry.set.RegistryKeySet; ++import org.bukkit.Keyed; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++ ++/** ++ * A named {@link RegistryKeySet} which are created ++ * via the datapack tag system. ++ * ++ * @param <T> ++ * @see org.bukkit.Tag ++ * @see org.bukkit.Registry#getTag(TagKey) ++ */ ++public interface Tag<T extends Keyed> extends RegistryKeySet<T> { // TODO remove Keyed ++ ++ /** ++ * Get the identifier for this named set. ++ * ++ * @return the tag key identifier ++ */ ++ @NonNull TagKey<T> tagKey(); ++} +diff --git a/src/main/java/io/papermc/paper/registry/tag/TagKey.java b/src/main/java/io/papermc/paper/registry/tag/TagKey.java +new file mode 100644 +index 0000000000000000000000000000000000000000..a49d328e95f7fda6567ee6c4f5f1878a2c187277 +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/tag/TagKey.java +@@ -0,0 +1,32 @@ ++package io.papermc.paper.registry.tag; ++ ++import io.papermc.paper.registry.RegistryKey; ++import net.kyori.adventure.key.Key; ++import net.kyori.adventure.key.Keyed; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.jetbrains.annotations.ApiStatus; ++import org.jetbrains.annotations.Contract; ++ ++public sealed interface TagKey<T> extends Keyed permits TagKeyImpl { ++ ++ /** ++ * Creates a new tag key for a registry. ++ * ++ * @param registryKey the registry for the tag ++ * @param key the specific key for the tag ++ * @return a new tag key ++ * @param <T> the registry value type ++ */ ++ @Contract(value = "_, _ -> new", pure = true) ++ static <T> @NonNull TagKey<T> create(final @NonNull RegistryKey<T> registryKey, final @NonNull Key key) { ++ return new TagKeyImpl<>(registryKey, key); ++ } ++ ++ /** ++ * Get the registry key for this tag key. ++ * ++ * @return the registry key ++ */ ++ @NonNull RegistryKey<T> registryKey(); ++} +diff --git a/src/main/java/io/papermc/paper/registry/tag/TagKeyImpl.java b/src/main/java/io/papermc/paper/registry/tag/TagKeyImpl.java +new file mode 100644 +index 0000000000000000000000000000000000000000..11d19e339c7c62f2eb4467277552c27e4e83069c +--- /dev/null ++++ b/src/main/java/io/papermc/paper/registry/tag/TagKeyImpl.java +@@ -0,0 +1,12 @@ ++package io.papermc.paper.registry.tag; ++ ++import io.papermc.paper.registry.RegistryKey; ++import net.kyori.adventure.key.Key; ++import org.checkerframework.checker.nullness.qual.NonNull; ++import org.checkerframework.framework.qual.DefaultQualifier; ++import org.jetbrains.annotations.ApiStatus; ++ ++@DefaultQualifier(NonNull.class) ++record TagKeyImpl<T>(RegistryKey<T> registryKey, Key key) implements TagKey<T> { ++} +diff --git a/src/main/java/org/bukkit/Registry.java b/src/main/java/org/bukkit/Registry.java +index 27b987db385a594fede4e884b6437dc363f6e817..9725580b6458e5d37fbc6059869604f9883bd6d1 100644 +--- a/src/main/java/org/bukkit/Registry.java ++++ b/src/main/java/org/bukkit/Registry.java +@@ -357,6 +357,27 @@ public interface Registry<T extends Keyed> extends Iterable<T> { + */ + @Nullable + T get(@NotNull NamespacedKey key); ++ // Paper start ++ /** ++ * Get the object by its key. ++ * ++ * @param key non-null key ++ * @return item or null if it does not exist ++ */ ++ default @Nullable T get(final net.kyori.adventure.key.@NotNull Key key) { ++ return key instanceof final NamespacedKey nsKey ? this.get(nsKey) : this.get(new NamespacedKey(key.namespace(), key.value())); ++ } ++ ++ /** ++ * Get the object by its typed key. ++ * ++ * @param typedKey non-null typed key ++ * @return item or null if it does not exist ++ */ ++ default @Nullable T get(final io.papermc.paper.registry.@NotNull TypedKey<T> typedKey) { ++ return this.get(typedKey.key()); ++ } ++ // Paper end + + // Paper start - improve Registry + /** +@@ -431,6 +452,34 @@ public interface Registry<T extends Keyed> extends Iterable<T> { + } + // Paper end - improve Registry + ++ // Paper start - RegistrySet API ++ /** ++ * Checks if this registry has a tag with the given key. ++ * ++ * @param key the key to check for ++ * @return true if this registry has a tag with the given key, false otherwise ++ * @see #getTag(io.papermc.paper.registry.tag.TagKey) ++ */ ++ @ApiStatus.Experimental ++ default boolean hasTag(final io.papermc.paper.registry.tag.@NotNull TagKey<T> key) { ++ throw new UnsupportedOperationException(this + " doesn't have tags"); ++ } ++ ++ /** ++ * Gets the named registry set (tag) for the given key. ++ * ++ * @param key the key to get the tag for ++ * @return the tag for the key ++ * @throws java.util.NoSuchElementException if no tag with the given key is found ++ * @throws UnsupportedOperationException if this registry doesn't have or support tags ++ * @see #hasTag(io.papermc.paper.registry.tag.TagKey) ++ */ ++ @ApiStatus.Experimental ++ default @NotNull io.papermc.paper.registry.tag.Tag<T> getTag(final io.papermc.paper.registry.tag.@NotNull TagKey<T> key) { ++ throw new UnsupportedOperationException(this + " doesn't have tags"); ++ } ++ // Paper end - RegistrySet API ++ + /** + * Returns a new stream, which contains all registry items, which are registered to the registry. + * +@@ -512,5 +561,23 @@ public interface Registry<T extends Keyed> extends Iterable<T> { + return value.getKey(); + } + // Paper end - improve Registry ++ ++ // Paper start - RegistrySet API ++ @SuppressWarnings("deprecation") ++ @Override ++ public boolean hasTag(final io.papermc.paper.registry.tag.@NotNull TagKey<T> key) { ++ return Bukkit.getUnsafe().getTag(key) != null; ++ } ++ ++ @SuppressWarnings("deprecation") ++ @Override ++ public io.papermc.paper.registry.tag.@NotNull Tag<T> getTag(final io.papermc.paper.registry.tag.@NotNull TagKey<T> key) { ++ final io.papermc.paper.registry.tag.Tag<T> tag = Bukkit.getUnsafe().getTag(key); ++ if (tag == null) { ++ throw new java.util.NoSuchElementException("No tag " + key + " found"); ++ } ++ return tag; ++ } ++ // Paper end - RegistrySet API + } + } +diff --git a/src/main/java/org/bukkit/UnsafeValues.java b/src/main/java/org/bukkit/UnsafeValues.java +index 8534478dba8b9bdcb9cd1535fb0be18f8638f8b1..732f4f2eafd5c8bf676c963c689cfd0f7e1c1502 100644 +--- a/src/main/java/org/bukkit/UnsafeValues.java ++++ b/src/main/java/org/bukkit/UnsafeValues.java +@@ -279,4 +279,6 @@ public interface UnsafeValues { + // Paper end - lifecycle event API + + @NotNull java.util.List<net.kyori.adventure.text.Component> computeTooltipLines(@NotNull ItemStack itemStack, @NotNull io.papermc.paper.inventory.tooltip.TooltipContext tooltipContext, @Nullable org.bukkit.entity.Player player); // Paper - expose itemstack tooltip lines ++ ++ <A extends Keyed, M> io.papermc.paper.registry.tag.@Nullable Tag<A> getTag(io.papermc.paper.registry.tag.@NotNull TagKey<A> tagKey); // Paper - hack to get tags for non-server backed registries + } |