netclient.java

来自「网络版坦克大战游戏」· Java 代码 · 共 38 行

import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.net.UnknownHostException;


public class NetClient {
	private static int UDP_PORT_START = 2223;
	private int udpPort;
	
	public NetClient() {
		udpPort = UDP_PORT_START ++;
	}

	public void connect(String IP, int port) {
		Socket s = null;
		try {
			s = new Socket(IP, port);
			DataOutputStream dos = new DataOutputStream(s.getOutputStream());
			dos.writeInt(udpPort);
System.out.println("Connected to server");
		} catch (UnknownHostException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		} finally {
			if(s != null) {
				try {
					s.close();
					s = null;
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
	}
}