server.java

来自「JAVA的一些基础教程」· Java 代码 · 共 35 行

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

class Server{
	public static void main(String arg[]) throws Exception
           {
		ServerSocket 服务端 = new ServerSocket(2000);
		System.out.println("监听本机器的2000端口");
		Socket 客户端 ;
		客户端 = 服务端.accept();
		System.out.println("一个客户端程序连上来了");

		InputStream in = 客户端.getInputStream();
		OutputStream out = 客户端.getOutputStream();

		//将原始数据流封装
		BufferedReader br = new BufferedReader( new InputStreamReader(in));
		PrintStream ps = new PrintStream(out);

		String msg;
		while((msg = br.readLine()) != null){
			System.out.println("服务器端收到:" + msg);
			ps.println(msg);	//输出到客户端

			if(msg.equals("quit")){	//如果客户发送quit信息就退出
				System.out.println("服务器程序退出:");
				break;
			}
		}
		in.close();
		out.close();
		客户端.close();
	}
}