content: /*
   * Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
   *
   * 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.
   *
   * @author GeyserMC
   * @link https://github.com/GeyserMC/Geyser
   */
  
  package org.allaymc.server.registry.loader;
  
  import lombok.experimental.UtilityClass;
  import org.allaymc.api.registry.RegistryLoader;
  
  import java.util.function.Supplier;
  
  /**
   * Holds common {@link RegistryLoader}s or utility methods surrounding them.
   *
   * @author daoge_cmd
   */
  @UtilityClass
  public class RegistryLoaders {
      /**
       * The {@link RegistryLoader} responsible for loading NBT.
       */
      public static final NbtRegistryLoader NBT = new NbtRegistryLoader();
  
      /**
       * Wraps the surrounding {@link Supplier} in a {@link RegistryLoader} which does
       * not take in any input value.
       *
       * @param supplier the supplier
       * @param <V>      the value
       *
       * @return a RegistryLoader wrapping the given Supplier
       */
      public static <V> RegistryLoader<Object, V> empty(Supplier<V> supplier) {
          return input -> supplier.get();
      }
  
      /**
       * Returns a {@link RegistryLoader} which has not taken
       * in any input value.
       *
       * @param <I> the input
       * @param <V> the value
       *
       * @return a RegistryLoader that is yet to contain a value
       */
      public static <I, V> RegistryLoader<I, V> uninitialized() {
          return input -> null;
      }
  }