java编程，网络编程，客服端向服务器端发送数据

喜欢ヅ旅行 2022-06-03 09:59 224阅读 0赞

package SocketTest;
    
    import java.io.BufferedReader;
    import java.io.IOException;
    import java.io.InputStream;
    import java.io.InputStreamReader;
    import java.io.OutputStream;
    import java.net.ServerSocket;
    import java.net.Socket;
    import java.util.Date;
    //java编程网络编程
    public class Server2 {
    public static void main(String[] args) {
    
            try {
                //new Date()会返回当前的时间
                System.out.println("服务器已启动"+new Date());
                ServerSocket serverSocket = new ServerSocket(8888);
                Socket client = serverSocket.accept();
                OutputStream os = client.getOutputStream();//打开通往客户端的输出流
                InputStream is = client.getInputStream();//打开通往客户端的输入流
    
                BufferedReader br = new BufferedReader(new InputStreamReader(is)) ;
    
                    //读取一行数据，如果数据有很多行，会以行分隔符来区分
                    String str1 = br.readLine();
                    //验证读到的结果
                    if("faker".equals(str1)){
                        System.out.println("welcome"+str1);
                        while(true){
                            String str2 = br.readLine();
                            System.out.println(str2);
                        }
                    }else{
                        System.out.println("sorry,you cannot visit my server!");
                    }
    
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }           
        }
    }
    /* 服务器已启动Mon Dec 25 22:06:32 CST 2017 welcomefaker woooo 成功 */

package SocketTest;
    
    import java.io.BufferedReader;
    import java.io.BufferedWriter;
    import java.io.IOException;
    import java.io.InputStream;
    import java.io.InputStreamReader;
    import java.io.OutputStream;
    import java.io.OutputStreamWriter;
    import java.net.Socket;
    import java.net.UnknownHostException;
    //java编程网络编程，客服端向服务器端发送数据
    //客户端输入faker验证登录，才可以继续向服务器发送数据
    public class Client2 { 
        public static void main(String[] args) {
            //127.0.0.1表示本地ip地址
            try {
    
                Socket client = new Socket("127.0.0.1",8888);
                OutputStream os = client.getOutputStream();//打开通往客户端的输出流
                InputStream is = client.getInputStream();//打开通往客户端的输入流
    
                while(true){
                    //从键盘读取一行字符串
                    System.out.println("please input data:");
                    BufferedReader br = new BufferedReader(new InputStreamReader(System.in)) ;
                    String line = br.readLine();
    
                    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(os));
                    bw.write(line);
                    bw.newLine();//附加行分割符
                    bw.flush();
                }
    
            } catch (UnknownHostException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
    
        }
    }
    /* please input data: faker please input data: woooo please input data: 成功 please input data: */