在客户端与服务端的简单链接上进行了略微的添加，实现了多个客户端与服务端的链接java
import java.io.IOException;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;
public class Server {
// 存放服务端接收到的客户端类（能够进行操做）的队列
public ArrayList<ClientServer> clientServer;
public Server() {
// TODO Auto-generated constructor stub
// 初始化队列
clientServer = new ArrayList<ClientServer>();
}
public void initServer() {
try {
// 建立监听的端口号
ServerSocket s = new ServerSocket(8888);
System.out.println("启动服务器.....");
System.out.println("等待客户机进入.......");
// 让server进入阻塞状态（等待客户机的进入），有客户机链接上此端口的server客户端就会返回一个socket对象，服务器进行接受
// 不断的去接受客户端发来的请求，并将接受到的socket放到队列中
while (true) {
Socket ss = s.accept();
clientServer.add(new ClientServer(ss));
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String[] args) {
Server server = new Server();
server.initServer();
}
/**
* 操做类，接受了socket，进行服务端对客户端的操做
*
* @author M_WBCG
*
*/
class ClientServer {
Socket ss;
public ClientServer(Socket ss) {
// TODO Auto-generated constructor stub
this.ss = ss;
// socket的输出流（该流为字节流）
OutputStream out;
try {
out = ss.getOutputStream();
String msg = "服务器说你好\n";
out.write(msg.getBytes());
// 将流和socket关掉，不关掉客户端在未接受到消息的时候会断开链接
out.close();
ss.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.Socket;
import java.net.UnknownHostException;
public class Client {
public static void main(String[] args) {
Socket s;
try {
// 客户机链接服务端的IP地址和端口号
s = new Socket("127.0.0.1", 8888);
System.out.println("链接到服务器.....");
// 得到输入流（字节流），再把字节输入流放到缓冲输入流中
InputStream in = s.getInputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String msg = "";
msg = br.readLine();
System.out.println(msg);
//关闭掉流
br.close();
in.close();
s.close();
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}