public class BIO {
    public static void main(String[] args) throws IOException {
        ServerSocket serverSocket = new ServerSocket(8000);
        while (true){
            System.out.println("----->1，等待客户端连接<-------");
            Socket clientSocket  = serverSocket.accept(); // 建立连接
            System.out.println("----->2，客户端连接完成<-------");
            byte[] bytes = new byte[1024];
            System.out.println("----->3，等待客服端发送数据<-------");
            int read = clientSocket.getInputStream().read(bytes);
            System.out.println("----->4，读取客服端发送数据完成<-------");
            if(read != -1){
                System.out.println("----->5，接收到客户端的数据：" + new String(bytes, 0, read));
            }
        }
    }
}