public class ApplicationStarter {

    public static void main(String[] args) {
        System.out.println("Enter your text to convert to morse code and play it ");
        MorseCodeCharacterHandler morseCodeCharacterHandler = new MorseCodeCharacterHandler();
        morseCodeCharacterHandler.start();
    }
}
--------------------------------------------
public class MorseCodeCharacterHandler {

    public void start() {
        loopTroughInput();
    }

    void loopTroughInput() {
        AudioHandler audioHandler = new AudioHandler();
        String userInput = getUserInput();
        Matcher matcher = Pattern.compile("([A-Z\\d,&])").matcher(userInput);

        while( matcher.find() ) {
            System.out.println(MorseCode.getEnum(matcher.group(1)));
            audioHandler.pathForAudio(matcher.group(1));
        }
    }

    private String getUserInput() {
        Scanner input = new Scanner(System.in);
        return input.nextLine().toUpperCase().strip();
    }

}
--------------------------------------------
public class AudioHandler {

    void pathForAudio(String character) {
        String filePath = "src/main/resources/" + character + ".wav";
        audioSetUp(filePath);
        breakBetweenCharacters();
    }

    private void breakBetweenCharacters() {
        try {
            Thread.sleep(1200);
        } catch ( InterruptedException e ) {
            System.out.println(e.getMessage());
            System.out.println(e.getLocalizedMessage());
        }
    }

    private void audioSetUp(String filePath) {
        try {
            AudioInputStream audioInputStream = AudioSystem.getAudioInputStream(Paths.get(filePath).toFile());
            Clip clip = AudioSystem.getClip();
            clip.open(audioInputStream);
            clip.start();
        } catch ( UnsupportedAudioFileException | IOException | LineUnavailableException e ) {
            System.out.println(e.getMessage());
            System.out.println(e.getLocalizedMessage());
        }
    }
}
--------------------------------------------
public enum MorseCode {

    A(".-"),
    B("-..."),
    C("-.-."),
    D("-.."),
    E("."),
    F("..-."),
    G("--."),
    H("...."),
    I(".."),
    J(".---"),
    K("-.-"),
    L(".-.."),
    M("--"),
    N("-."),
    O("---"),
    P(".--."),
    Q("--.-"),
    R(".-."),
    S("..."),
    T("-"),
    U("..-"),
    V("...-"),
    W(".--"),
    X("-..-"),
    Y("-.--"),
    Z("--.."),
    ONE(".----"),
    TWO("..---"),
    THREE("...--"),
    FOUR("....-"),
    FIVE("....."),
    SIX("-...."),
    SEVEN("--..."),
    EIGHT("---.."),
    NINE("----."),
    ZERO("-----"),
    AND(".-...");
    private static final Map<String, String> letterToMorseCode = Map.ofEntries(Map.entry("1", "ONE"),
                                                                               Map.entry("2", "TWO"),
                                                                               Map.entry("3", "THREE"),
                                                                               Map.entry("4", "FOUR"),
                                                                               Map.entry("5", "FIVE"),
                                                                               Map.entry("6", "SIX"),
                                                                               Map.entry("7", "SEVEN"),
                                                                               Map.entry("8", "EIGHT"),
                                                                               Map.entry("9", "NINE"),
                                                                               Map.entry("0", "ZERO"),
                                                                               Map.entry("&", "AND"));

    private final String morseCode;


    MorseCode(String morseCode) {
        this.morseCode = morseCode;
    }

    public static MorseCode getEnum(String s) {
        if ( letterToMorseCode.containsKey(s) ) {
            return valueOf(letterToMorseCode.get(s));
        }
        return valueOf(s);
    }

    public String getMorseCode() {
        return morseCode;
    }
}