UserException

public class UserException extends RuntimeException {

    

    public UserException(String msg) {

        super(msg + ", at " + getInfoSrcLn());

    }

    

    private static String getInfoSrcLn() {

        StackTraceElement[] stackTraces = Thread.currentThread().getStackTrace();

        StackTraceElement stackTraceElement = stackTraces[3];

        return String.valueOf(stackTraceElement);

    }

    

}