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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License.
18   *
19   */
20  package org.apache.mina.common;
21  
22  import java.net.SocketAddress;
23  
24  /**
25   * A wrapper for an existing {@link WriteRequest}.
26   *
27   * @author The Apache MINA Project (dev@mina.apache.org)
28   * @version $Rev: 594773 $, $Date: 2007-11-13 22:27:14 -0700 (Tue, 13 Nov 2007) $
29   */
30  public class WriteRequestWrapper implements WriteRequest {
31  
32      private final WriteRequest parentRequest;
33  
34      /**
35       * Creates a new instance that wraps the specified request.
36       */
37      public WriteRequestWrapper(WriteRequest parentRequest) {
38          if (parentRequest == null) {
39              throw new NullPointerException("parentRequest");
40          }
41          this.parentRequest = parentRequest;
42      }
43  
44      public SocketAddress getDestination() {
45          return parentRequest.getDestination();
46      }
47  
48      public WriteFuture getFuture() {
49          return parentRequest.getFuture();
50      }
51  
52      public Object getMessage() {
53          return parentRequest.getMessage();
54      }
55  
56      public WriteRequest getOriginalRequest() {
57          return parentRequest.getOriginalRequest();
58      }
59  
60      /**
61       * Returns the wrapped request object.
62       */
63      public WriteRequest getParentRequest() {
64          return parentRequest;
65      }
66  
67      @Override
68      public String toString() {
69          return getMessage().toString();
70      }
71  }