client.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 client;

import java.net.*;

public class Client {
	private DatagramSocket mySock;
	private DatagramPacket myPack;

	public Client() {
		try {
			mySock = new DatagramSocket();
			//mySock = new Socket();
			
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public void listenerServer() {
		while (true) {
			try {
				byte[] array = new byte[100];
				
				InetAddress Ip = InetAddress.getByName("127.0.0.1");

				myPack = new DatagramPacket(array, array.length, Ip, 5000);
				//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");
			myPack = new DatagramPacket(data, data.length, InetAddress.getLocalHost(), 5000);
			mySock.send(myPack);
		} catch (Exception e) {
		}
		if(!say.equalsIgnoreCase("bye")){
			sendMsg();
		}
	}
	
	
	public static void main(String[] args) {
		// TODO 自动生成方法存根
		Client client = new Client();
		//client.sendMsg();
		client.listenerServer();
	}
}