server.java

Socket简单服务器和客户端其他人不需帐号就可自由下载此源码

package server;

import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.SocketException;

public class Server {
	private DatagramSocket mySock;
	private DatagramPacket myPack;
	public Server() {
		try {
			mySock = new DatagramSocket(5000);
		} catch (SocketException e) {
			e.printStackTrace();
		}
	}

	public void listenerClient() {
		while (true) {
			try {
				byte[] array = new byte[100];
				myPack = new DatagramPacket(array, array.length);
				mySock.receive(myPack);
				byte[] data = myPack.getData();
				String received = new String(data,"gbk");
				System.out.println(received);
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
	}

	public void sendMsg() {
		String say = "";
		byte[] input = new byte[100];
		try {
			System.in.read(input);
			say = (new String(input)).trim();
			//System.out.println(say);
			byte[] data = say.getBytes("gbk");
			System.out.println(InetAddress.getLocalHost());
			myPack = new DatagramPacket(data, data.length);
			mySock.send(myPack);
		} catch (Exception e) {
		}
		if(!say.equalsIgnoreCase("bye")){
			sendMsg();
		}
	}
	
	public static void main(String[] args) {
		Server server = new Server();
		server.sendMsg();
		//server.listenerClient();
		
		//server.sendMsg();
	}

}