code: public final void setItsCatalog(final CatalogGs pCatalog) {
      this.itsCatalog = pCatalog;
      if (this.itsId == null) {
        this.itsId = new SeSrCaId();
      }
      this.itsId.setItsCatalog(this.itsCatalog);
    }
docs: <p>Setter for pCatalog.</p>
  @param pCatalog reference