RegistryRegistrationSet

Author: aromaa

src/main/java/org/spongepowered/api/event/lifecycle/RegisterRegistryValueEvent.java

@@ -28,6 +28,7 @@
 import org.spongepowered.api.ResourceKey;
 import org.spongepowered.api.event.GenericEvent;
 import org.spongepowered.api.registry.RegistryHolder;
+import org.spongepowered.api.registry.RegistryRegistrationSet;
 import org.spongepowered.api.registry.RegistryType;
 import org.spongepowered.eventgen.annotations.NoFactoryMethod;
 
@@ -45,6 +46,10 @@ default <T> void registry(RegistryType<T> registryType, Consumer<RegistryStep<T>
 
     <T> void registry(RegistryType<T> registryType, BiConsumer<RegistryHolder, RegistryStep<T>> consumer, final RegistryType<?>... dependencies);
 
+    default <T> void register(RegistryRegistrationSet<T> registrationSet) {
+        this.registry(registrationSet.registryType(), r -> registrationSet.values().forEach(r::register));
+    }
+
     interface RegistryStep<T> {
 
         RegistryStep<T> register(ResourceKey key, T value);

src/main/java/org/spongepowered/api/registry/RegistryRegistrationSet.java

@@ -0,0 +1,52 @@
+/*
+ * This file is part of SpongeAPI, licensed under the MIT License (MIT).
+ *
+ * Copyright (c) SpongePowered <https://www.spongepowered.org>
+ * Copyright (c) contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package org.spongepowered.api.registry;
+
+import org.spongepowered.api.ResourceKey;
+import org.spongepowered.api.Sponge;
+
+import java.util.Map;
+import java.util.function.Supplier;
+
+public interface RegistryRegistrationSet<T> {
+
+    RegistryType<T> registryType();
+
+    Map<ResourceKey, T> values();
+
+    static <T> Builder<T> builder(RegistryType<T> registryType, Supplier<RegistryHolder> defaultHolder) {
+        return Sponge.game().factoryProvider().provide(Factory.class).builder(registryType, defaultHolder);
+    }
+
+    interface Builder<T> extends org.spongepowered.api.util.Builder<RegistryRegistrationSet<T>, Builder<T>> {
+
+        DefaultedRegistryReference<T> register(ResourceKey key, T value);
+    }
+
+    interface Factory {
+
+        <T> Builder<T> builder(RegistryType<T> registryType, Supplier<RegistryHolder> defaultHolder);
+    }
+}