center.java

it s a java feil,not very good !

package center;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.net.ServerSocket;
import java.net.Socket;

import javax.swing.JOptionPane;


public class center {
	static ServerSocket serversocket;
	static Socket socket,sockets;
	static Object s;
	static Object ss;
	public static void main(String[] args) throws ClassNotFoundException {
		try{
			serversocket=new ServerSocket(10001);
			JOptionPane.showMessageDialog(null, "中间件已启动");
			System.out.println("中间件已启动..");
		}catch(Exception e){
			System.out.println("中间件启动失败..");
		}
	while(true){
			try{
				socket=serversocket.accept();
				System.out.println("接收到客户连接");
				ObjectInputStream fromClient=new ObjectInputStream(socket.getInputStream());
				ObjectOutputStream toclient=new ObjectOutputStream (socket.getOutputStream());
		    	System.out.println("正在接收类");
		        s=fromClient.readObject();
				System.out.println("接收类成功");
				
				sockets = new Socket("127.0.0.1", 10002);
				ObjectOutputStream toserver=new ObjectOutputStream (sockets.getOutputStream());
				ObjectInputStream fromserver=new ObjectInputStream(sockets.getInputStream());
				toserver.writeObject(s);
				ss=fromserver.readObject();
				System.out.println("接收类成功");
				toclient.writeObject(ss);
				
				toserver.close();
				fromClient.close();
				toclient.close();
				fromserver.close();
				sockets.close();
				socket.close();
				}catch (IOException e){System.out.println(e);}
			}
	}
}