package cn.itcast.sh.reg; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.net.ServerSocket; import java.net.Socket; public class RegServer { public static void main(String[] args) throws IOException { /* * 使用tcp通信,创建服务端 */ ServerSocket ss = new ServerSocket(9090); //接受客户端 Socket s = ss.accept(); //获取输入流对象接受客户端提交过来的数据 InputStream in = s.getInputStream(); byte[] buf = new byte[1024]; int len = in.read(buf); System.out.println(new String(buf,0,len)); //给客户端回送数据,告诉客户端注册成功 OutputStream out = s.getOutputStream(); out.write("恭喜,注册成功".getBytes()); //关闭客户端 s.close(); //关闭服务端 ss.close(); } }