package cn.hhj.bio; import java.io.IOException; import java.io.OutputStream; import java.net.Socket; import java.net.UnknownHostException; import java.util.UUID; public class BIOClient { public static void main(String[] args) throws UnknownHostException, IOException { //要和谁进行通信,服务器IP、服务器的端口 //一台机器的端口号是有限 Socket client = new Socket("localhost", 8080); //输出 O write(); //不管是客户端还是服务端,都有可能write和read OutputStream os = client.getOutputStream(); //生成一个随机的ID String name = UUID.randomUUID().toString(); System.out.println("客户端发送数据:" + name); //传说中的101011010 os.write(name.getBytes()); os.close(); client.close(); } }