code: @XmlElementDecl(namespace = "http://www.opengis.net/gml", name = "QuantityList")
      public JAXBElement<MeasureOrNullListType> createQuantityList(MeasureOrNullListType value) {
          return new JAXBElement<MeasureOrNullListType>(_QuantityList_QNAME, MeasureOrNullListType.class, null, value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link MeasureOrNullListType }{@code >}
  
  @param value
  Java instance representing xml element's value.
  @return
  the new instance of {@link JAXBElement }{@code <}{@link MeasureOrNullListType }{@code >}