1 | /* |
2 | * @(#) $Id: IoFilterAdapter.java 165586 2005-05-02 06:27:27Z 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 | |
24 | /** |
25 | * An abstract adapter class for {@link IoFilter}. You can extend this |
26 | * class and selectively override required event filter methods only. All |
27 | * methods forwards events to the next filter by default. |
28 | * <p> |
29 | * Please refer to |
30 | * <a href="../../../../../xref/org/apache/mina/io/filter/BlacklistFilter.html"><code>BlacklistFilter</code></a> |
31 | * example. |
32 | * |
33 | * @author Trustin Lee (trustin@apache.org) |
34 | * @version $Rev: 165586 $, $Date: 2005-05-02 15:27:27 +0900 $ |
35 | */ |
36 | public class IoFilterAdapter implements IoFilter |
37 | { |
38 | public void sessionOpened( NextFilter nextFilter, IoSession session ) throws Exception |
39 | { |
40 | nextFilter.sessionOpened( session ); |
41 | } |
42 | |
43 | public void sessionClosed( NextFilter nextFilter, IoSession session ) throws Exception |
44 | { |
45 | nextFilter.sessionClosed( session ); |
46 | } |
47 | |
48 | public void sessionIdle( NextFilter nextFilter, IoSession session, |
49 | IdleStatus status ) throws Exception |
50 | { |
51 | nextFilter.sessionIdle( session, status ); |
52 | } |
53 | |
54 | public void exceptionCaught( NextFilter nextFilter, IoSession session, |
55 | Throwable cause ) throws Exception |
56 | { |
57 | nextFilter.exceptionCaught( session, cause ); |
58 | } |
59 | |
60 | public void dataRead( NextFilter nextFilter, IoSession session, |
61 | ByteBuffer buf ) throws Exception |
62 | { |
63 | nextFilter.dataRead( session, buf ); |
64 | } |
65 | |
66 | public void dataWritten( NextFilter nextFilter, IoSession session, |
67 | Object marker ) throws Exception |
68 | { |
69 | nextFilter.dataWritten( session, marker ); |
70 | } |
71 | |
72 | public void filterWrite( NextFilter nextFilter, IoSession session, |
73 | ByteBuffer buf, Object marker ) throws Exception |
74 | { |
75 | nextFilter.filterWrite( session, buf, marker ); |
76 | } |
77 | } |