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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.support;
21  
22  import java.net.SocketAddress;
23  import java.util.Set;
24  
25  import org.apache.mina.common.ConnectFuture;
26  import org.apache.mina.common.DefaultIoFilterChainBuilder;
27  import org.apache.mina.common.IoConnector;
28  import org.apache.mina.common.IoFilterChainBuilder;
29  import org.apache.mina.common.IoHandler;
30  import org.apache.mina.common.IoServiceConfig;
31  import org.apache.mina.common.IoServiceListener;
32  import org.apache.mina.common.IoSession;
33  
34  /**
35   * A delegated {@link IoConnector} that wraps the other {@link IoConnector}.
36   *
37   * @author The Apache Directory Project (mina-dev@directory.apache.org)
38   * @version $Rev: 555855 $, $Date: 2007-07-13 05:19:00 +0200 (Fri, 13 Jul 2007) $
39   */
40  public class DelegatedIoConnector implements IoConnector {
41      protected IoConnector delegate;
42  
43      /**
44       * Creates a new instance.
45       */
46      protected DelegatedIoConnector() {
47      }
48  
49      /**
50       * Sets the delegate.  This method should be invoked before any operation
51       * is requested.
52       */
53      protected void init(IoConnector delegate) {
54          this.delegate = delegate;
55      }
56  
57      public ConnectFuture connect(SocketAddress address, IoHandler handler) {
58          return delegate.connect(address, handler);
59      }
60  
61      public ConnectFuture connect(SocketAddress address, IoHandler handler,
62              IoServiceConfig config) {
63          return delegate.connect(address, handler, config);
64      }
65  
66      public ConnectFuture connect(SocketAddress address,
67              SocketAddress localAddress, IoHandler handler) {
68          return delegate.connect(address, localAddress, handler);
69      }
70  
71      public ConnectFuture connect(SocketAddress address,
72              SocketAddress localAddress, IoHandler handler,
73              IoServiceConfig config) {
74          return delegate.connect(address, localAddress, handler, config);
75      }
76  
77      public boolean isManaged(SocketAddress serviceAddress) {
78          return delegate.isManaged(serviceAddress);
79      }
80  
81      public Set<SocketAddress> getManagedServiceAddresses() {
82          return delegate.getManagedServiceAddresses();
83      }
84  
85      public Set<IoSession> getManagedSessions(SocketAddress serviceAddress) {
86          return delegate.getManagedSessions(serviceAddress);
87      }
88  
89      public IoServiceConfig getDefaultConfig() {
90          return delegate.getDefaultConfig();
91      }
92  
93      public IoFilterChainBuilder getFilterChainBuilder() {
94          return delegate.getFilterChainBuilder();
95      }
96  
97      public void setFilterChainBuilder(IoFilterChainBuilder builder) {
98          delegate.setFilterChainBuilder(builder);
99      }
100 
101     public DefaultIoFilterChainBuilder getFilterChain() {
102         return delegate.getFilterChain();
103     }
104 
105     public void addListener(IoServiceListener listener) {
106         delegate.addListener(listener);
107     }
108 
109     public void removeListener(IoServiceListener listener) {
110         delegate.removeListener(listener);
111     }
112 }