code: public ExtendedSwidProcessor setExtendedInformation(final JAXBElement<Object>... extendedInformationList) {
          ExtendedInformationComplexType eict = new ExtendedInformationComplexType();
          if (extendedInformationList.length > 0) {
              for (JAXBElement<Object> extendedInformation : extendedInformationList) {
                  eict.getAny().add(extendedInformation);
              }
          }
          swidTag.getExtendedInformation().add(eict);
          return this;
      }
docs: Defines product extended information (tag: extended_information).
  
  @param extendedInformationList
  product extended information
  @return a reference to this object.