content: /*
   *  Licensed to the Apache Software Foundation (ASF) under one
   *  or more contributor license agreements.  See the NOTICE file
   *  distributed with this work for additional information
   *  regarding copyright ownership.  The ASF licenses this file
   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
   *  with the License.  You may obtain a copy of the License at
   *
   *        http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing,
   *  software distributed under the License is distributed on an
   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   *  KIND, either express or implied.  See the License for the
   *  specific language governing permissions and limitations
   *  under the License.
   */
  package org.apache.causeway.commons.functional;
  
  import java.util.concurrent.Callable;
  
  import lombok.SneakyThrows;
  
  /**
   * Similar to a {@link Runnable}, except that it can also throw a checked {@link Exception}.
   *
   * @since 2.x {@index}
   */
  @FunctionalInterface
  public interface ThrowingRunnable {
  
      // -- INTERFACE
  
      void run() throws Exception;
  
      // -- VARIANTS
  
      /**
       * Does <b>not</b> silently swallow, wrap into RuntimeException,
       * or otherwise modify any exceptions of the wrapped {@link #run()} method.
       * @see lombok.SneakyThrows
       */
      @SneakyThrows
      default void runUncatched() {
          run();
      }
  
      /**
       * Does <b>not</b> silently swallow, wrap into RuntimeException,
       * or otherwise modify any exceptions of the wrapped {@link #run()} method.
       * @see lombok.SneakyThrows
       */
      @SneakyThrows
      default Void callUncatched() {
          run();
          return null;
      }
  
      // -- CONVERSION
  
      /**
       * The resulting {@link Runnable} does <b>not</b> silently swallow, wrap into RuntimeException,
       * or otherwise modify any exceptions of the wrapped {@link #run()} method.
       * @see lombok.SneakyThrows
       */
      default Runnable toRunnable() {
          return this::runUncatched;
      }
  
      /**
       * The resulting {@link Callable} does <b>not</b> silently swallow, wrap into RuntimeException,
       * or otherwise modify any exceptions of the wrapped {@link #run()} method.
       * @see lombok.SneakyThrows
       */
      default Callable<Void> toCallable() {
          return this::callUncatched;
      }
  
  }
  