/**
   * @param activityOid
   * @param targetActivityOid
   */
  public ActivityInstanceDTO relocateActivity(long activityOid, String activityId) {
    // TODO - not performant - check if this step can be avoided.
    List<TransitionTarget> targets =
        serviceFactoryUtils
            .getWorkflowService()
            .getAdHocTransitionTargets(
                activityOid, TransitionOptions.DEFAULT, ScanDirection.BACKWARD);
    List<ActivityInstanceDTO> list = new ArrayList<ActivityInstanceDTO>();
    if (null != targets) {
      for (TransitionTarget target : targets) {
        if (target.getActivityId().equals(activityId)) {
          ActivityInstance activityInstance =
              activityInstanceUtils.getActivityInstance(target.getActivityInstanceOid());
          if (org.eclipse.stardust.ui.web.viewscommon.utils.ActivityInstanceUtils
              .isRelocationEligible(activityInstance)) {
            if (activityInstance.getActivity().isInteractive()
                && activityInstance.getState().equals(ActivityInstanceState.Suspended)) {
              serviceFactoryUtils.getWorkflowService().activate(target.getActivityInstanceOid());
            }
          }
          TransitionReport report =
              serviceFactoryUtils.getWorkflowService().performAdHocTransition(target, false);
          return DTOBuilder.build(report.getTargetActivityInstance(), ActivityInstanceDTO.class);
        }
      }
    }

    return null;
  }
  /**
   * @param queryResult
   * @return
   */
  public static QueryResultDTO buildTableResult(
      QueryResult<?> queryResult,
      MODE mode,
      Map<String, TrivialManualActivityDTO> trivialManualActivityDetails,
      List<String> extraColumns) {
    List<ActivityInstanceDTO> list = new ArrayList<ActivityInstanceDTO>();
    List<CriticalityCategory> criticalityConfigurations =
        CriticalityUtils.getCriticalityConfiguration();

    ModelCache modelCache = ModelCache.findModelCache();
    QueryResultDTO resultDTO = new QueryResultDTO();
    if (null != queryResult) {
      for (Object object : queryResult) {
        if (object instanceof ActivityInstance) {
          ActivityInstance ai = (ActivityInstance) object;
          ActivityInstanceDTO dto;

          if (ActivityInstanceUtils.isTrivialManualActivity(ai)) {
            TrivialActivityInstanceDTO trivialDto =
                DTOBuilder.build(ai, TrivialActivityInstanceDTO.class);
            trivialDto.trivial = true;

            if (null != trivialManualActivityDetails
                && trivialManualActivityDetails.keySet().contains(String.valueOf(ai.getOID()))) {
              TrivialManualActivityDTO tivialManualActivity =
                  trivialManualActivityDetails.get(String.valueOf(ai.getOID()));
              trivialDto.dataMappings = tivialManualActivity.dataMappings;
              trivialDto.inOutData = tivialManualActivity.inOutData;
            }

            dto = trivialDto;
          } else {
            dto = DTOBuilder.build(ai, ActivityInstanceDTO.class);
          }

          dto.auxillary = isAuxiliaryActivity(ai.getActivity());
          dto.duration = ActivityInstanceUtils.getDuration(ai);
          dto.assignedTo = getAssignedToLabel(ai);
          dto.criticality = populateCriticalityDTO(criticalityConfigurations, ai);
          dto.priority = DTOBuilder.build(ai, PriorityDTO.class);
          dto.status = DTOBuilder.build(ai, StatusDTO.class);
          dto.status.label = ActivityInstanceUtils.getActivityStateLabel(ai);
          dto.descriptorValues = getProcessDescriptors(modelCache, ai);
          dto.activatable = findIfActivatable(ai);
          dto.relocationEligible =
              org.eclipse.stardust.ui.web.viewscommon.utils.ActivityInstanceUtils
                  .isRelocationEligible(ai);
          dto.benchmark = getBenchmarkForActivity(ai);

          List<Note> notes =
              org.eclipse.stardust.ui.web.viewscommon.utils.ProcessInstanceUtils.getNotes(
                  ai.getProcessInstance());
          if (null != notes) {
            dto.notesCount = notes.size();
          }

          if (CollectionUtils.isNotEmpty(extraColumns)
              && extraColumns.contains(Constants.RESUBMISSION_TIME)) {
            Date resubmissionDate =
                org.eclipse.stardust.ui.web.viewscommon.utils.ActivityInstanceUtils
                    .getResubmissionDate(ai);
            if (null != resubmissionDate) {
              dto.resubmissionTime = resubmissionDate.getTime();
            }
          }
          ProcessDefinition processDefinition =
              ProcessDefinitionUtils.getProcessDefinition(
                  ai.getModelOID(), ai.getProcessDefinitionId());
          dto.processInstance.supportsProcessAttachments =
              ProcessDefinitionUtils.supportsProcessAttachments(processDefinition);

          if (mode.equals(MODE.ACTIVITY_TABLE)) {
            dto.completedBy = ActivityInstanceUtils.getPerformedByName(ai);
            dto.participantPerformer = getParticipantPerformer(ai);
            dto.abortActivity = !dto.isCaseInstance && isAbortable(ai);
            dto.delegable = isDelegable(ai);
            dto.abortProcess = ProcessInstanceUtils.isAbortable(ai.getProcessInstance());

          } else {
            dto.lastPerformer = getLastPerformer(ai, UserUtils.getDefaultUserNameDisplayFormat());
            if (!dto.defaultCaseActivity) {
              dto.abortActivity = isAbortable(ai);
              dto.delegable = isDelegable(ai);
            }
          }
          dto.defaultCaseActivity = ActivityInstanceUtils.isDefaultCaseActivity(ai);
          dto.isCaseInstance = ai.getProcessInstance().isCaseProcessInstance();
          if (dto.defaultCaseActivity) {
            dto.activity.name = getCaseName(ai);
          }
          list.add(dto);
        }
      }
      resultDTO.totalCount = queryResult.getTotalCount();
    }
    resultDTO.list = list;
    return resultDTO;
  }