code: public int lengthOfYear() {
  
          int c = this.cycle;
          int y = this.yearOfCycle;
          y++;
  
          if (y > 60) {
              y = 1;
              c++;
          }
  
          long ny1 = this.getCalendarSystem().newYear(this.cycle, this.yearOfCycle);
          long ny2 = this.getCalendarSystem().newYear(c, y);
          return (int) (ny2 - ny1);
  
      }
docs: /*[deutsch]
  <p>Liefert die L&auml;nge des aktuellen Jahres in Tagen. </p>
  
  @return  int