src/main/java/org/intellimate/izou/sdk/frameworks/permanentSoundOutput/events/StopEvent.java
public static Optional<StopEvent> createStopEvent(Identification source) {
        try {
            StopEvent stopRequest = new StopEvent(source);
            return Optional.of(stopRequest);
        } catch (IllegalArgumentException e) {
            return Optional.empty();
        }
    }
public static Optional<StopEvent> createStopEvent(Identification source) {
        try {
            StopEvent stopRequest = new StopEvent(source);
            return Optional.of(stopRequest);
        } catch (IllegalArgumentException e) {
            return Optional.empty();
        }
    }
creates a new StopEvent
@param source the caller
@return the optional StartMusicRequest