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.activemq.artemis.utils;
  
  import java.util.concurrent.ExecutionException;
  import java.util.concurrent.Future;
  import java.util.concurrent.TimeUnit;
  import java.util.concurrent.TimeoutException;
  
  public interface SimpleFuture<V> extends Future<V> {
  
     SimpleFuture dumb = new SimpleFuture() {
        @Override
        public void fail(Throwable e) {
  
        }
  
        @Override
        public void set(Object o) {
  
        }
  
        @Override
        public boolean cancel(boolean mayInterruptIfRunning) {
           return false;
        }
  
        @Override
        public boolean isCancelled() {
           return false;
        }
  
        @Override
        public boolean isDone() {
           return false;
        }
  
        @Override
        public Object get() throws InterruptedException, ExecutionException {
           return null;
        }
  
        @Override
        public Object get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
           return null;
        }
     };
  
     static SimpleFuture dumb() {
        return dumb;
     }
  
     void fail(Throwable e);
  
     void set(V v);
  }
  