public TimeConverter()
 {
     // This constructor should not exist always use DI
     // added to avoid change the feature steps
     timeParser  = new TimeParser();
     clockParser = new BerlinClockParser();
 }
 public TimeConverter(ITimeParser timeParser,
                      IClockParser clockParser)
 {
     this.timeParser  = timeParser;
     this.clockParser = clockParser;
 }