package org.jboss.remoting.samples.chat.client;
/**
* <p>Title: Chat4</p>
* <p>Description: </p>
* <p>Copyright: Copyright (c) 2003</p>
* <p>Company: </p>
* @author not attributable
* @version 1.0
*/
import java.util.*;
import org.jboss.remoting.callback.Callback;
import org.jboss.remoting.callback.HandleCallbackException;
import org.jboss.remoting.callback.InvokerCallbackHandler;
import org.jboss.remoting.invocation.RemoteInvocation;
public class ChatReceiverHandler implements InvokerCallbackHandler
{
private TalkFrame talkFrame;
public ChatReceiverHandler(TalkFrame tf)
{
talkFrame = tf;
}
public void handleCallback(Callback callback) throws HandleCallbackException
{
if (!(callback.getParameter() instanceof RemoteInvocation))
throw new HandleCallbackException("invalid request format: expecting RemoteInvocation");
RemoteInvocation request = (RemoteInvocation) callback.getParameter();
String methodName = request.getMethodName();
Object[] args = request.getParameters();
if (methodName.equals("send"))
send(args);
else if (methodName.equals("sendMultiple"))
sendMultiple(args);
else if (methodName.equals("setKey"))
setKey(args);
else if (methodName.equals("shuttingDown"))
shuttingDown(args);
else
throw new HandleCallbackException("unrecognized method name: " + methodName);
}
protected void send(Object[] args)
{
ChatMessage mesg = (ChatMessage) args[0];
talkFrame.appendMessage(mesg);
}
protected void sendMultiple(Object[] args)
{
ArrayList messages = (ArrayList) args[0];
talkFrame.appendMessages(messages);
}
protected void setKey(Object[] args)
{
String key = (String) args[0];
talkFrame.registerChatKey(key);
}
protected void shuttingDown(Object[] args)
{
}
}