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20 package org.apache.mina.filter.util;
21
22 import org.apache.mina.core.filterchain.IoFilterAdapter;
23 import org.apache.mina.core.filterchain.IoFilterEvent;
24 import org.apache.mina.core.session.IdleStatus;
25 import org.apache.mina.core.session.IoEventType;
26 import org.apache.mina.core.session.IoSession;
27 import org.apache.mina.core.write.WriteRequest;
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35 public abstract class CommonEventFilter extends IoFilterAdapter {
36
37 public CommonEventFilter() {
38
39 }
40
41 protected abstract void filter(IoFilterEvent event) throws Exception;
42
43 @Override
44 public final void sessionCreated(NextFilter nextFilter, IoSession session) throws Exception {
45 filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_CREATED, session, null));
46 }
47
48 @Override
49 public final void sessionOpened(NextFilter nextFilter, IoSession session) throws Exception {
50 filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_OPENED, session, null));
51 }
52
53 @Override
54 public final void sessionClosed(NextFilter nextFilter, IoSession session) throws Exception {
55 filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_CLOSED, session, null));
56 }
57
58 @Override
59 public final void sessionIdle(NextFilter nextFilter, IoSession session, IdleStatus status) throws Exception {
60 filter(new IoFilterEvent(nextFilter, IoEventType.SESSION_IDLE, session, status));
61 }
62
63 @Override
64 public final void exceptionCaught(NextFilter nextFilter, IoSession session, Throwable cause) throws Exception {
65 filter(new IoFilterEvent(nextFilter, IoEventType.EXCEPTION_CAUGHT, session, cause));
66 }
67
68 @Override
69 public final void messageReceived(NextFilter nextFilter, IoSession session, Object message) throws Exception {
70 filter(new IoFilterEvent(nextFilter, IoEventType.MESSAGE_RECEIVED, session, message));
71 }
72
73 @Override
74 public final void messageSent(NextFilter nextFilter, IoSession session, WriteRequest writeRequest) throws Exception {
75 filter(new IoFilterEvent(nextFilter, IoEventType.MESSAGE_SENT, session, writeRequest));
76 }
77
78 @Override
79 public final void filterWrite(NextFilter nextFilter, IoSession session, WriteRequest writeRequest) throws Exception {
80 filter(new IoFilterEvent(nextFilter, IoEventType.WRITE, session, writeRequest));
81 }
82
83 @Override
84 public final void filterClose(NextFilter nextFilter, IoSession session) throws Exception {
85 filter(new IoFilterEvent(nextFilter, IoEventType.CLOSE, session, null));
86 }
87 }