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20 package org.apache.mina.example.proxy;
21
22 import java.nio.charset.Charset;
23
24 import org.apache.mina.core.buffer.IoBuffer;
25 import org.apache.mina.core.service.IoHandlerAdapter;
26 import org.apache.mina.core.session.IoSession;
27 import org.slf4j.Logger;
28 import org.slf4j.LoggerFactory;
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36 public abstract class AbstractProxyIoHandler extends IoHandlerAdapter {
37 private static final Charset CHARSET = Charset.forName("iso8859-1");
38 public static final String OTHER_IO_SESSION = AbstractProxyIoHandler.class.getName()+".OtherIoSession";
39
40 private final static Logger LOGGER = LoggerFactory.getLogger(AbstractProxyIoHandler.class);
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44
45 @Override
46 public void sessionCreated(IoSession session) throws Exception {
47 session.suspendRead();
48 session.suspendWrite();
49 }
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53
54 @Override
55 public void sessionClosed(IoSession session) throws Exception {
56 if (session.getAttribute( OTHER_IO_SESSION ) != null) {
57 IoSession./../../../../org/apache/mina/core/session/IoSession.html#IoSession">IoSession sess = (IoSession) session.getAttribute(OTHER_IO_SESSION);
58 sess.setAttribute(OTHER_IO_SESSION, null);
59 sess.closeOnFlush();
60 session.setAttribute(OTHER_IO_SESSION, null);
61 }
62 }
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66
67 @Override
68 public void messageReceived(IoSession session, Object message)
69 throws Exception {
70 IoBuffer="../../../../../org/apache/mina/core/buffer/IoBuffer.html#IoBuffer">IoBuffer rb = (IoBuffer) message;
71 IoBuffer wb = IoBuffer.allocate(rb.remaining());
72 rb.mark();
73 wb.put(rb);
74 wb.flip();
75 ((IoSession) session.getAttribute(OTHER_IO_SESSION)).write(wb);
76 rb.reset();
77 LOGGER.info(rb.getString(CHARSET.newDecoder()));
78 }
79 }