Socket in java

public class GreetServer {
    private ServerSocket serverSocket;
    private Socket clientSocket;
    private PrintWriter out;
    private BufferedReader in;

    public void start(int port) {
        serverSocket = new ServerSocket(port);
        clientSocket = serverSocket.accept();
        out = new PrintWriter(clientSocket.getOutputStream(), true);
        in = new BufferedReader(new InputStreamReader(clientSocket.getInputStream()));
        String greeting = in.readLine();
            if ("hello server".equals(greeting)) {
                out.println("hello client");
            }
            else {
                out.println("unrecognised greeting");
            }
    }

    public void stop() {
        in.close();
        out.close();
        clientSocket.close();
        serverSocket.close();
    }
    public static void main(String[] args) {
        GreetServer server=new GreetServer();
        server.start(6666);
    }
}

Source: baeldung.com

Similar codes

0 vote119 views1 answer
Exception in thread "main" java.lang.numberformatexception: for input string: ""
Java
-2 votes119 views2 answers
Python to java code conversion
Java
6 votes139 views4 answers
Install java in ubuntu 20.04
Java
1 vote121 views1 answer
Funzione random in java
Java
1 vote122 views1 answer
Remove spaces at beginning and end of string java
Java
0 vote130 views2 answers
Icon hide
Java
0 vote137 views1 answer
Spring core xml configuration for collection using constructor
Java
2 votes145 views1 answer
Java instantiate collection with values
Java
1 vote126 views1 answer
Spring boot jpa in clause
Java
0 vote148 views1 answer
Constructeur java
Java