?? swingchatclienthandler.java
字號:
package com.mina.chat.client;
import org.apache.mina.core.service.IoHandlerAdapter;
import org.apache.mina.core.session.IoSession;
import com.mina.chat.server.ChatCommand;
/**
* 客戶端執(zhí)行處理
*
* @author 1
* @version 1.0
*/
public class SwingChatClientHandler extends IoHandlerAdapter {
private final Callback callback;
public interface Callback {
void connected();
void loggedIn();
void loggedOut();
void disconnected();
void messageReceived(String message);
void error(String message);
}
public SwingChatClientHandler(Callback callback) {
this.callback = callback;
}
@Override
public void sessionOpened(IoSession session) throws Exception {
callback.connected();
}
@Override
public void messageReceived(IoSession session, Object message)
throws Exception {
String theMessage = (String) message;
String[] result = theMessage.split(" ", 3);
String status = result[1];
String theCommand = result[0];
ChatCommand command = ChatCommand.valueOf(theCommand);
if ("OK".equals(status)) {
switch (command.toInt()) {
case ChatCommand.BROADCAST:
if (result.length == 3) {
callback.messageReceived(result[2]);
}
break;
case ChatCommand.LOGIN:
callback.loggedIn();
break;
case ChatCommand.QUIT:
callback.loggedOut();
break;
}
} else {
if (result.length == 3) {
callback.error(result[2]);
}
}
}
@Override
public void sessionClosed(IoSession session) throws Exception {
callback.disconnected();
}
}
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