1 | /* |
2 | * @(#) $Id: IoHandlerAdapter.java 332218 2005-11-10 03:52:42Z trustin $ |
3 | * |
4 | * Copyright 2004 The Apache Software Foundation |
5 | * |
6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
7 | * you may not use this file except in compliance with the License. |
8 | * 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, software |
13 | * distributed under the License is distributed on an "AS IS" BASIS, |
14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
15 | * See the License for the specific language governing permissions and |
16 | * limitations under the License. |
17 | * |
18 | */ |
19 | package org.apache.mina.io; |
20 | |
21 | import org.apache.mina.common.ByteBuffer; |
22 | import org.apache.mina.common.IdleStatus; |
23 | import org.apache.mina.util.SessionUtil; |
24 | |
25 | /** |
26 | * An abstract adapter class for {@link IoHandler}. You can extend this class |
27 | * and selectively override required event handler methods only. All methods |
28 | * do nothing by default. |
29 | * <p> |
30 | * Please refer to |
31 | * <a href="../../../../../xref-examples/org/apache/mina/examples/netcat/NetCatProtocolHandler.html"><code>NetCatProtocolHandler</code></a> |
32 | * example. |
33 | * |
34 | * @author The Apache Directory Project (dev@directory.apache.org) |
35 | * @version $Rev: 332218 $, $Date: 2005-11-10 12:52:42 +0900 $ |
36 | */ |
37 | public class IoHandlerAdapter implements IoHandler |
38 | { |
39 | public void sessionCreated( IoSession session ) throws Exception |
40 | { |
41 | SessionUtil.initialize( session ); |
42 | } |
43 | |
44 | public void sessionOpened( IoSession session ) throws Exception |
45 | { |
46 | } |
47 | |
48 | public void sessionClosed( IoSession session ) throws Exception |
49 | { |
50 | } |
51 | |
52 | public void sessionIdle( IoSession session, IdleStatus status ) throws Exception |
53 | { |
54 | } |
55 | |
56 | public void exceptionCaught( IoSession session, Throwable cause ) throws Exception |
57 | { |
58 | } |
59 | |
60 | public void dataRead( IoSession session, ByteBuffer buf ) throws Exception |
61 | { |
62 | } |
63 | |
64 | public void dataWritten( IoSession session, Object marker ) throws Exception |
65 | { |
66 | } |
67 | } |