serversocketdemo.java

java核心编程的部分源码

 import java.io.*;
import java.net.*;


/**
* Demonstrates how to write a Java Server
*
* @see ClientSocketDemo
***/
public class ServerSocketDemo
{
public static void main(String args[]) throws Exception
{
// setup server on port 6000
ServerSocket ss = new ServerSocket(6000);
System.out.println(">> Waiting for client connection...");

// This can be placed in a while loop to serve multiple clients
Socket s = ss.accept();

// Print input
System.out.println(">> Connection received, reading data...");
BufferedReader br = new BufferedReader(new InputStreamReader(s.getInputStream()));
PrintWriter pw = new PrintWriter(s.getOutputStream());

System.out.println(br.readLine());

System.out.println(">> Sending message back");
pw.println("Good Bye!");
pw.flush();

// close sockets
pw.close();
br.close();
ss.close();

System.out.println(">> Done!");
}
}