socketserver.java

java编写的一个网络象棋,通过对方ip连接,开始游戏,同时可以进行聊天,聊天部分通过线程实现,可以同时进行多个会话.

package net; 

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;

public class SocketServer{           //服务端
	
	private ServerSocket server;
	private Socket socket;
	private PrintWriter out;
	private BufferedReader in;
	
    boolean isConnected=false;
	
	public SocketServer() throws IOException{
		server = new ServerSocket(Net.PORT);       //以PORT为端口开服务器
		System.out.println(server.toString());
		try{
			System.out.println("开启本机服务器: ");
			socket = server.accept();   //等待连接
			try{
				in = new BufferedReader(
						new InputStreamReader(
							socket.getInputStream()));
				out = new PrintWriter(
						new BufferedWriter(
							new OutputStreamWriter(
								socket.getOutputStream())), true);
				
				send("connect");                //刚刚连接成功时发一信息
				
				isConnected=true;
				
				String asd=socket.toString();
				System.out.println(asd);
				
				System.out.println("服务器:客户连接成功...\n");
				
				Net.isServer=true;
				Net.hasConnected=true;          //标记已连接

			}finally{}
		}finally{}
	}
	public String getServerString(){
		return socket.toString();
	}
	public void send(String message){
		System.out.println("    服务器发送信息:"+message);
		out.println(message);
		out.flush();
	}
	public String read() throws Exception{
		String s=in.readLine();
		System.out.println("服务器接收到:"+s);
		return s;
	}
}