rmichatserverimpl.java

简单的RMI应用 对初学者了解rmi有很大的帮助

import java.rmi.server.*;
import java.rmi.*;
import java.util.*;

public class RMIChatServerImpl extends UnicastRemoteObject 
	implements RMIChatServer {
		
	Vector  clientList;

	public RMIChatServerImpl() throws RemoteException {
		super();
		clientList = new Vector();
	}

	public synchronized void register(RMIChatClient client, 
		String name) throws RemoteException {
			
		clientList.addElement(client);
		broadcast(name + "丛捞 涝厘窍继嚼聪促.");
	}

	public void broadcast(String msg) throws RemoteException {
		synchronized(clientList) {
			Enumeration e = clientList.elements();
			while(e.hasMoreElements()) {
				RMIChatClient c = (RMIChatClient) e.nextElement();
				c.setMessage(msg);
			}
		}
	}

	public synchronized void unregister(RMIChatClient client, 
		String name) throws RemoteException {
			
		clientList.removeElement(client);
		broadcast(name + "丛捞 硼厘窍继嚼聪促.");
	}

	public static void main(String args[]) {
		try {
			RMIChatServerImpl c = new RMIChatServerImpl();
			Naming.rebind("rmi://localhost/chat", c);
			System.out.println("RMI Chat Server is ready.");
		} catch(Exception ex) {
			System.out.println(ex);
		}
	}
}