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DatagramSocketEx.java

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package com.zetcode;

import java.io.IOException;

import java.net.DatagramPacket;

import java.net.DatagramSocket;

import java.net.InetAddress;

// DatagramSocket provides network communication via UDP protocol

// The Quote of the Day (QOTD) service is a member of the Internet protocol

// suite, defined in RFC 865

public class DatagramSocketEx {

public static void main(String[] args) throws IOException {

var hostname = "djxmmx.net";

int port = 17;

var address = InetAddress.getByName(hostname);

try (var socket = new DatagramSocket()) {

var request = new DatagramPacket(new byte[1], 1, address, port);

socket.send(request);

var buffer = new byte[512];

var response = new DatagramPacket(buffer, buffer.length);

socket.receive(response);

var quote = new String(buffer, 0, response.getLength());

System.out.println(quote);

}

}

}