anchor.diff:  
               if (OgcStatus_55.isComplete(code)) {
                   log("done!");
  +                _hub.events.WpsRequestUpdate.fire(new WpsRequestUpdateData(-1));
                   return;
               }
   
  
positive.code: }
  
  
  class WpsRequestStatus {
      final int id;
      Uri statusLocation;
      String creationTime;
  
negative.code:             if (ogcDoc.isException) {
                  code = OgcStatus_55.STATUS_SYSTEMFAILURE;
                  exceptionTexts = ogcDoc.exceptionTexts;
                  _hub.events.WpsRequestUpdate.fire(new WpsRequestUpdateData(-1));
                  return;
              }
  
              if (ogcDoc is! OgcExecuteResponseDocument_54) {
                  code = OgcStatus_55.STATUS_SYSTEMFAILURE;
                  exceptionTexts = ["polled response neither exception report not response document"];
                  _hub.events.WpsRequestUpdate.fire(new WpsRequestUpdateData(-1));
                  return;
              }
  
  