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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.core.write;
21  
22  import java.net.SocketAddress;
23  
24  import org.apache.mina.core.future.WriteFuture;
25  
26  /**
27   * A wrapper for an existing {@link WriteRequest}.
28   *
29   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
30   */
31  public class WriteRequestWrapper implements WriteRequest {
32  
33      private final WriteRequest parentRequest;
34  
35      /**
36       * Creates a new instance that wraps the specified request.
37       * 
38       * @param parentRequest The parent's request
39       */
40      public WriteRequestWrapper(WriteRequest parentRequest) {
41          if (parentRequest == null) {
42              throw new IllegalArgumentException("parentRequest");
43          }
44          this.parentRequest = parentRequest;
45      }
46  
47      /**
48       * {@inheritDoc}
49       */
50      public SocketAddress getDestination() {
51          return parentRequest.getDestination();
52      }
53  
54      /**
55       * {@inheritDoc}
56       */
57      public WriteFuture getFuture() {
58          return parentRequest.getFuture();
59      }
60  
61      /**
62       * {@inheritDoc}
63       */
64      public Object getMessage() {
65          return parentRequest.getMessage();
66      }
67  
68      /**
69       * {@inheritDoc}
70       */
71      public WriteRequest getOriginalRequest() {
72          return parentRequest.getOriginalRequest();
73      }
74  
75      /**
76       * @return the wrapped request object.
77       */
78      public WriteRequest getParentRequest() {
79          return parentRequest;
80      }
81  
82      /**
83       * {@inheritDoc}
84       */
85      @Override
86      public String toString() {
87          return "WR Wrapper" + parentRequest.toString();
88      }
89  
90      /**
91       * {@inheritDoc}
92       */
93      public boolean isEncoded() {
94          return false;
95      }
96  }