服務器端代碼,由於JAVA支持多線程,且此程序用線程實現,所以可以多個客戶端同時訪問
import java.net.*;
import java.io.*;
public class MultiUser extends Thread{
private Socket client;
public MultiUser(Socket c){
this.client=c;
}
public void run(){
try{
BufferedReader in=new BufferedReader(new InputStreamReader(client.getInputStream()));
PrintWriter out=new PrintWriter(client.getOutputStream());
while(true){
String str=in.readLine();
System.out.println(str);
out.println("has receive....");
out.flush();
if(str.equals("end"))
break;
}
client.close();
}catch(IOException ex){
}finally{
}
}
public static void main(String[] args)throws IOException{
ServerSocket server=new ServerSocket(5678);
while(true){
//transfer location change Single User or Multi User
MultiUser mu=new MultiUser(server.accept());
mu.start();
}
}
}
客戶端代碼:
import java.net.*;
import java.io.*;
public class Client{
static Socket server;
public static void main(String[] args)throws Exception{
server=new Socket(InetAddress.getLocalHost(),5678);
BufferedReader in=new BufferedReader(new InputStreamReader(server.getInputStream()));
PrintWriter out=new PrintWriter(server.getOutputStream());
BufferedReader wt=new BufferedReader(new InputStreamReader(System.in));
while(true){
String str=wt.readLine();
out.println(str);
out.flush();
if(str.equals("end")){
break;
}
System.out.println(in.readLine());
}
server.close();
}
}