code: @SuppressWarnings("unchecked")
      public C toDate() {
  
          Object date = ((this.cv == null) ? this.ca : this.cv);
          return (C) date;
  
      }
docs: /*[deutsch]
  <p>Liefert die Datumskomponente. </p>
  
  @return  date component
  @since   3.8/4.5