import java.io.*;
import java.net.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class MultiTalkServer{
    static int clientnum=0;//靜態(tài)成員變量，記錄當(dāng)前客戶的個(gè)數(shù)
    public static void main(String args[]) throws IOException {
        ServerSocket serverSocket=null;
        boolean listening=true;
        try{
            serverSocket=new ServerSocket(4700); 
            System.out.println("Server is running...");
             //創(chuàng)建一個(gè)ServerSocket在端口4700監(jiān)聽(tīng)客戶請(qǐng)求
           }catch(IOException e) {
              System.out.println("Could not listen on port:4700."); 
              //出錯(cuò)，打印出錯(cuò)信息
              System.exit(-1); //退出
           }
        while(listening){//永遠(yuǎn)循環(huán)監(jiān)聽(tīng)
           new ServerThread(serverSocket.accept(),clientnum).start();
           //監(jiān)聽(tīng)到客戶請(qǐng)求，根據(jù)得到的Socket對(duì)象和
           //客戶計(jì)數(shù)創(chuàng)建服務(wù)線程，并啟動(dòng)之
           System.out.println("Client-"+(clientnum+1)+" is connected...");
           clientnum++; //增加客戶計(jì)數(shù)
        }
        serverSocket.close(); //關(guān)閉ServerSocket
   }
}