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   /*
    * Copyright 2012 The Netty Project
    *
    * The Netty Project 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.jboss.netty.channel;
  
  /**
   * The {@link CompleteChannelFuture} which is succeeded already.  It is
   * recommended to use {@link Channels#succeededFuture(Channel)} instead of
   * calling the constructor of this future.
   */
  public class SucceededChannelFuture extends CompleteChannelFuture {
  
      /**
       * Creates a new instance.
       *
       * @param channel the {@link Channel} associated with this future
       */
      public SucceededChannelFuture(Channel channel) {
          super(channel);
      }
  
      public Throwable getCause() {
          return null;
      }
  
      public boolean isSuccess() {
          return true;
      }
  
      public ChannelFuture sync() throws InterruptedException {
          return this;
      }
  
      public ChannelFuture syncUninterruptibly() {
          return this;
      }
  }