JavaSound MWE

package com.example.project.name;

import java.net.URL;

import javax.sound.sampled.*;

public class TestClass {

    public static void main (String[] args) {

        new TestClass().run();

    }

    public void run () {

        Clip clip = null;
        ClassLoader cl = this.getClass().getClassLoader();
        AudioInputStream ais;
        URL url = cl.getResource("com/example/project/assets/TestSound.wav");
        System.out.println(url);
        try {
            ais = AudioSystem.getAudioInputStream(url);
            System.out.println(ais);
            clip = AudioSystem.getClip();
            System.out.println(clip);
            clip.open(ais);
            System.out.println(clip.isOpen());

        }
        catch (Exception e) {

            e.printStackTrace();
            System.exit(1);

        }

        clip.start();
        System.out.println(clip.isRunning());

        try {
            Thread.sleep(100);
            while (clip.isRunning()) {
                Thread.sleep(100);
            }
        }
        catch (Exception e) {

            e.printStackTrace();
        }

    }
}