Package net.minecraft.util.registry

Class RegistryKey<T>

java.lang.Object
net.minecraft.util.registry.RegistryKey<T>
Type Parameters:
T - the type of the value
public class RegistryKey<T>
extends Object
Represents a key for a value in a registry in a context where a root registry is available.
See Also:
Registry.ROOT
Mappings:
Namespace Name
official wa
intermediary net/minecraft/class_5321
named net/minecraft/util/registry/RegistryKey

  • Field Details

    • INSTANCES

      private static final Map<String,​RegistryKey<?>> INSTANCES
      A cache of all registry keys ever created.
      Mappings:
      Namespace Name Mixin selector
      official a Lwa;a:Ljava/util/Map;
      intermediary field_25136 Lnet/minecraft/class_5321;field_25136:Ljava/util/Map;
      named INSTANCES Lnet/minecraft/util/registry/RegistryKey;INSTANCES:Ljava/util/Map;

    • registry

      private final Identifier registry
      The identifier of the registry in the root registry.
      Mappings:
      Namespace Name Mixin selector
      official b Lwa;b:Lwb;
      intermediary field_25137 Lnet/minecraft/class_5321;field_25137:Lnet/minecraft/class_2960;
      named registry Lnet/minecraft/util/registry/RegistryKey;registry:Lnet/minecraft/util/Identifier;

    • value

      private final Identifier value
      The identifier of the value in the registry specified by registry.
      Mappings:
      Namespace Name Mixin selector
      official c Lwa;c:Lwb;
      intermediary field_25138 Lnet/minecraft/class_5321;field_25138:Lnet/minecraft/class_2960;
      named value Lnet/minecraft/util/registry/RegistryKey;value:Lnet/minecraft/util/Identifier;

  • Constructor Details

    • RegistryKey

      private RegistryKey​(Identifier registry, Identifier value)
      Mappings:
      Namespace Name Mixin selector
      official <init> Lwa;<init>(Lwb;Lwb;)V
      intermediary <init> Lnet/minecraft/class_5321;<init>(Lnet/minecraft/class_2960;Lnet/minecraft/class_2960;)V
      named <init> Lnet/minecraft/util/registry/RegistryKey;<init>(Lnet/minecraft/util/Identifier;Lnet/minecraft/util/Identifier;)V

  • Method Details

    • of

      public static <T> RegistryKey<T> of​(RegistryKey<? extends Registry<T>> registry, Identifier value)
      Creates a registry key for a value in a registry with a registry key for the value-holding registry in the root registry and an identifier of the value.

      You can call it like RegistryKey.of(Registry.ITEM_KEY, new Identifier("iron_ingot")) to create a registry key for iron ingot.

      Type Parameters:
      T - the type of the value
      Parameters:
      registry - the registry key of the registry in the root registry
      value - the identifier of the value
      Mappings:
      Namespace Name Mixin selector
      official a Lwa;a(Lwa;Lwb;)Lwa;
      intermediary method_29179 Lnet/minecraft/class_5321;method_29179(Lnet/minecraft/class_5321;Lnet/minecraft/class_2960;)Lnet/minecraft/class_5321;
      named of Lnet/minecraft/util/registry/RegistryKey;of(Lnet/minecraft/util/registry/RegistryKey;Lnet/minecraft/util/Identifier;)Lnet/minecraft/util/registry/RegistryKey;

    • ofRegistry

      public static <T> RegistryKey<Registry<T>> ofRegistry​(Identifier registry)
      Creates a registry key for a registry in the root registry (registry of all registries) with an identifier for the registry.

      You can call it like RegistryKey.of(new Identifier("block")) to create a registry key for the block registry.

      Type Parameters:
      T - the element type of the registry
      Parameters:
      registry - the identifier of the registry
      Mappings:
      Namespace Name Mixin selector
      official a Lwa;a(Lwb;)Lwa;
      intermediary method_29180 Lnet/minecraft/class_5321;method_29180(Lnet/minecraft/class_2960;)Lnet/minecraft/class_5321;
      named ofRegistry Lnet/minecraft/util/registry/RegistryKey;ofRegistry(Lnet/minecraft/util/Identifier;)Lnet/minecraft/util/registry/RegistryKey;

    • of

      private static <T> RegistryKey<T> of​(Identifier registry, Identifier value)
      Mappings:
      Namespace Name Mixin selector
      official a Lwa;a(Lwb;Lwb;)Lwa;
      intermediary method_29181 Lnet/minecraft/class_5321;method_29181(Lnet/minecraft/class_2960;Lnet/minecraft/class_2960;)Lnet/minecraft/class_5321;
      named of Lnet/minecraft/util/registry/RegistryKey;of(Lnet/minecraft/util/Identifier;Lnet/minecraft/util/Identifier;)Lnet/minecraft/util/registry/RegistryKey;

    • toString

      public String toString()
      Overrides:
      toString in class Object
      Mappings:
      Namespace Name Mixin selector
      official toString Lwa;toString()Ljava/lang/String;
      intermediary toString Lnet/minecraft/class_5321;toString()Ljava/lang/String;
      named toString Lnet/minecraft/util/registry/RegistryKey;toString()Ljava/lang/String;

    • isOf

      public boolean isOf​(RegistryKey<? extends Registry<?>> registry)
      Returns whether this registry key belongs to the given registry (according to its type, not whether the registry actually contains this key).
      Parameters:
      registry - the key of the registry that this registry key should be inside
      Mappings:
      Namespace Name Mixin selector
      official a Lwa;a(Lwa;)Z
      intermediary method_31163 Lnet/minecraft/class_5321;method_31163(Lnet/minecraft/class_5321;)Z
      named isOf Lnet/minecraft/util/registry/RegistryKey;isOf(Lnet/minecraft/util/registry/RegistryKey;)Z

    • getValue

      public Identifier getValue()
      Mappings:
      Namespace Name Mixin selector
      official a Lwa;a()Lwb;
      intermediary method_29177 Lnet/minecraft/class_5321;method_29177()Lnet/minecraft/class_2960;
      named getValue Lnet/minecraft/util/registry/RegistryKey;getValue()Lnet/minecraft/util/Identifier;

    • createKeyFactory

      public static <T> Function<Identifier,​RegistryKey<T>> createKeyFactory​(RegistryKey<? extends Registry<T>> registry)
      Creates a function that converts an identifier to a registry key for the registry that registry refers to in the root registry.
      Parameters:
      registry - the reference to the value-holding registry in the root registry
      Mappings:
      Namespace Name Mixin selector
      official b Lwa;b(Lwa;)Ljava/util/function/Function;
      intermediary method_29178 Lnet/minecraft/class_5321;method_29178(Lnet/minecraft/class_5321;)Ljava/util/function/Function;
      named createKeyFactory Lnet/minecraft/util/registry/RegistryKey;createKeyFactory(Lnet/minecraft/util/registry/RegistryKey;)Ljava/util/function/Function;