C++ Algorithm_sptr::setProperty方法代码示例

/** Add workspace2 to workspace1 by adding spectrum.
  */
MatrixWorkspace_sptr
AlignAndFocusPowder::conjoinWorkspaces(API::MatrixWorkspace_sptr ws1,
                                       API::MatrixWorkspace_sptr ws2,
                                       size_t offset) {
  // Get information from ws1: maximum spectrum number, and store original
  // spectrum Nos
  size_t nspec1 = ws1->getNumberHistograms();
  specnum_t maxspecNo1 = 0;
  std::vector<specnum_t> origspecNos;
  for (size_t i = 0; i < nspec1; ++i) {
    specnum_t tmpspecNo = ws1->getSpectrum(i).getSpectrumNo();
    origspecNos.push_back(tmpspecNo);
    if (tmpspecNo > maxspecNo1)
      maxspecNo1 = tmpspecNo;
  }

  g_log.information() << "[DBx536] Max spectrum number of ws1 = " << maxspecNo1
                      << ", Offset = " << offset << ".\n";

  size_t nspec2 = ws2->getNumberHistograms();

  // Conjoin 2 workspaces
  Algorithm_sptr alg = this->createChildAlgorithm("AppendSpectra");
  alg->initialize();
  ;

  alg->setProperty("InputWorkspace1", ws1);
  alg->setProperty("InputWorkspace2", ws2);
  alg->setProperty("OutputWorkspace", ws1);
  alg->setProperty("ValidateInputs", false);

  alg->executeAsChildAlg();

  API::MatrixWorkspace_sptr outws = alg->getProperty("OutputWorkspace");

  // FIXED : Restore the original spectrum Nos to spectra from ws1
  for (size_t i = 0; i < nspec1; ++i) {
    specnum_t tmpspecNo = outws->getSpectrum(i).getSpectrumNo();
    outws->getSpectrum(i).setSpectrumNo(origspecNos[i]);

    g_log.information() << "[DBx540] Conjoined spectrum " << i
                        << ": restore spectrum number to "
                        << outws->getSpectrum(i).getSpectrumNo()
                        << " from spectrum number = " << tmpspecNo << ".\n";
  }

  // Rename spectrum number
  if (offset >= 1) {
    for (size_t i = 0; i < nspec2; ++i) {
      specnum_t newspecid = maxspecNo1 + static_cast<specnum_t>((i) + offset);
      outws->getSpectrum(nspec1 + i).setSpectrumNo(newspecid);
      // ISpectrum* spec = outws->getSpectrum(nspec1+i);
      // if (spec)
      // spec->setSpectrumNo(3);
    }
  }

  return outws;
}

//-----------------------------------------------------------------------------------------------------------------------
/// Run the Child Algorithm LoadInstrument (or LoadInstrumentFromRaw)
void LoadInstrument::runLoadParameterFile() {
  g_log.debug("Loading the parameter definition...");

  // First search for XML parameter file in same folder as IDF file
  const std::string::size_type dir_end = m_filename.find_last_of("\\/");
  std::string directoryName =
      m_filename.substr(0, dir_end + 1); // include final '/'.
  std::string fullPathParamIDF = getFullPathParamIDF(directoryName);

  if (fullPathParamIDF.empty()) {
    // Not found, so search the other places were it may occur
    Kernel::ConfigServiceImpl &configService =
        Kernel::ConfigService::Instance();
    std::vector<std::string> directoryNames =
        configService.getInstrumentDirectories();

    for (auto directoryName : directoryNames) {
      // This will iterate around the directories from user ->etc ->install, and
      // find the first beat file
      fullPathParamIDF = getFullPathParamIDF(directoryName);
      // stop when you find the first one
      if (!fullPathParamIDF.empty())
        break;
    }
  }

  if (!fullPathParamIDF.empty()) {

    g_log.debug() << "Parameter file: " << fullPathParamIDF << std::endl;
    // Now execute the Child Algorithm. Catch and log any error, but don't stop.
    try {
      // To allow the use of ExperimentInfo instead of workspace, we call it
      // manually
      Algorithm_sptr loadParamAlg = createChildAlgorithm("LoadParameterFile");
      loadParamAlg->setProperty("Filename", fullPathParamIDF);
      loadParamAlg->setProperty("Workspace", m_workspace);
      loadParamAlg->execute();
      g_log.debug("Parameters loaded successfully.");
    } catch (std::invalid_argument &e) {
      g_log.information(
          "LoadParameterFile: No parameter file found for this instrument");
      g_log.information(e.what());
    } catch (std::runtime_error &e) {
      g_log.information(
          "Unable to successfully run LoadParameterFile Child Algorithm");
      g_log.information(e.what());
    }
  } else {
    g_log.information("No parameter file found for this instrument");
  }
}

/** Returns a cropped workspace with data equal to and above the specified x limit
 *
 *  @param workspace :: MatrixWorkspace
 *  @param x :: Minimum allowed x-value in the data.
 *  @return MatrixWorkspace cropped to values with x >= specified limit.
 */
MatrixWorkspace_sptr PoldiTruncateData::getWorkspaceAboveX(MatrixWorkspace_sptr workspace, double x)
{
    Algorithm_sptr crop = getCropAlgorithmForWorkspace(workspace);
    crop->setProperty("Xmin", x);

    return getOutputWorkspace(crop);
}

/** Perform SortEvents on the output workspaces
 * but only if they are EventWorkspaces.
 *
 * @param ws :: any Workspace. Does nothing if not EventWorkspace.
 */
void AlignAndFocusPowder::doSortEvents(Mantid::API::Workspace_sptr ws) {
  EventWorkspace_sptr eventWS = boost::dynamic_pointer_cast<EventWorkspace>(ws);
  if (!eventWS)
    return;
  Algorithm_sptr alg = this->createChildAlgorithm("SortEvents");
  alg->setProperty("InputWorkspace", eventWS);
  alg->setPropertyValue("SortBy", "X Value");
  alg->executeAsChildAlg();
}

/**
 * Run new CompareWorkspaces algorithm as a child algorithm.
 *
 * Result string formatted the same way as before; "Success!" when workspaces
 * match or a newline separated list of mismatch messages.
 *
 * @param group_compare Should output be formatted like group comparison?
 * @return A string containing either successString() or mismatch messages
 */
std::string CheckWorkspacesMatch::runCompareWorkspaces(bool group_compare) {
  // This algorithm produces a single result string
  std::string result;

  // Use new CompareWorkspaces algorithm to perform comparison
  Algorithm_sptr compare = this->createChildAlgorithm("CompareWorkspaces");
  compare->setRethrows(true);
  compare->setLogging(false);

  // Forward workspace properties
  Workspace_sptr ws1 = getProperty("Workspace1");
  Workspace_sptr ws2 = getProperty("Workspace2");
  compare->setProperty("Workspace1", ws1);
  compare->setProperty("Workspace2", ws2);

  // Copy any other non-default properties
  const std::vector<Property *> &allProps = this->getProperties();
  auto propCount = allProps.size();
  for (size_t i = 0; i < propCount; ++i) {
    Property *prop = allProps[i];
    const std::string &pname = prop->name();

    if (!prop->isDefault() && pname != "Workspace1" && pname != "Workspace2" &&
        pname != "Result")
      compare->setPropertyValue(pname, prop->value());
  }

  // Execute comparison
  compare->execute();

  // Generate result string
  if (!compare->getProperty("Result")) {
    ITableWorkspace_sptr table = compare->getProperty("Messages");
    auto rowcount = table->rowCount();
    for (size_t i = 0; i < rowcount; ++i) {
      result += table->cell<std::string>(i, 0);

      // Emulate special case output format when comparing groups
      if (group_compare &&
          table->cell<std::string>(i, 0) !=
              "Type mismatch. One workspace is a group, the other is not." &&
          table->cell<std::string>(i, 0) != "GroupWorkspaces size mismatch.") {

        result += ". Inputs=[" + table->cell<std::string>(i, 1) + "," +
                  table->cell<std::string>(i, 2) + "]";
      }

      if (i < (rowcount - 1))
        result += "\n";
    }
  } else {
    result = successString();
  }

  return result;
}

// Private function to load parameter file specified by a full path name into
// given workspace, returning success.
bool LoadIDFFromNexus::loadParameterFile(
    const std::string &fullPathName,
    const MatrixWorkspace_sptr localWorkspace) {

  try {
    // load and also populate instrument parameters from this 'fallback'
    // parameter file
    Algorithm_sptr loadParamAlg = createChildAlgorithm("LoadParameterFile");
    loadParamAlg->setProperty("Filename", fullPathName);
    loadParamAlg->setProperty("Workspace", localWorkspace);
    loadParamAlg->execute();
    g_log.notice() << "Instrument parameter file: " << fullPathName
                   << " has been loaded.\n\n";
    return true; // Success
  } catch (std::runtime_error &) {
    g_log.debug() << "Instrument parameter file: " << fullPathName
                  << " not found or un-parsable.\n";
    return false; // Failure
  }
}

/** Perform SortEvents on the output workspaces (accumulation or output)
 * but only if they are EventWorkspaces. This will help the GUI
 * cope with redrawing.
 *
 * @param ws :: any Workspace. Does nothing if not EventWorkspace.
 */
void LoadLiveData::doSortEvents(Mantid::API::Workspace_sptr ws) {
  EventWorkspace_sptr eventWS = boost::dynamic_pointer_cast<EventWorkspace>(ws);
  if (!eventWS)
    return;
  CPUTimer tim;
  Algorithm_sptr alg = this->createChildAlgorithm("SortEvents");
  alg->setProperty("InputWorkspace", eventWS);
  alg->setPropertyValue("SortBy", "X Value");
  alg->executeAsChildAlg();
  g_log.debug() << tim << " to perform SortEvents on " << ws->name() << '\n';
}

/** Returns a MatrixWorkspace with all spectrum summed up.
 *
 *  The summation is done with the SumSpectra-algorithm.
 *
 *  @param workspace :: MatrixWorkspace
 *  @return MatrixWorkspace with one spectrum which contains all counts.
 */
MatrixWorkspace_sptr
PoldiTruncateData::getSummedSpectra(MatrixWorkspace_sptr workspace) {
  Algorithm_sptr sumSpectra = createChildAlgorithm("SumSpectra");

  if (!sumSpectra) {
    throw std::runtime_error("Could not create SumSpectra algorithm.");
  }

  sumSpectra->setProperty("InputWorkspace", workspace);

  return getOutputWorkspace(sumSpectra);
}

/** Creates a CropWorkspace-algorithm for the given workspace
 *
 *  This method calls createChildAlgorithm() to create an instance of the
 *CropWorkspace algorithm.
 *  If the creation is successful, the supplied workspace is set as
 *InputParameter.
 *
 *  @param workspace :: MatrixWorkspace
 *  @return Pointer to crop algorithm.
 */
Algorithm_sptr PoldiTruncateData::getCropAlgorithmForWorkspace(
    MatrixWorkspace_sptr workspace) {
  Algorithm_sptr crop = createChildAlgorithm("CropWorkspace");

  if (!crop) {
    throw std::runtime_error("Could not create CropWorkspace algorithm");
  }

  crop->setProperty("InputWorkspace", workspace);

  return crop;
}

  void EstimatePDDetectorResolution::retrieveInstrumentParameters()
  {
#if 0
    // Call SolidAngle to get solid angles for all detectors
    Algorithm_sptr calsolidangle = createChildAlgorithm("SolidAngle", -1, -1, true);
    calsolidangle->initialize();

    calsolidangle->setProperty("InputWorkspace", m_inputWS);

    calsolidangle->execute();
    if (!calsolidangle->isExecuted())
      throw runtime_error("Unable to run solid angle. ");

    m_solidangleWS = calsolidangle->getProperty("OutputWorkspace");
    if (!m_solidangleWS)
      throw runtime_error("Unable to get solid angle workspace from SolidAngle(). ");


    size_t numspec = m_solidangleWS->getNumberHistograms();
    for (size_t i = 0; i < numspec; ++i)
      g_log.debug() << "[DB]: " << m_solidangleWS->readY(i)[0] << "\n";
#endif

    // Calculate centre neutron velocity
    Property* cwlproperty = m_inputWS->run().getProperty("LambdaRequest");
    if (!cwlproperty)
      throw runtime_error("Unable to locate property LambdaRequest as central wavelength. ");
    TimeSeriesProperty<double>* cwltimeseries = dynamic_cast<TimeSeriesProperty<double>* >(cwlproperty);
    if (!cwltimeseries)
      throw runtime_error("LambdaReqeust is not a TimeSeriesProperty in double. ");
    if (cwltimeseries->size() != 1)
      throw runtime_error("LambdaRequest should contain 1 and only 1 entry. ");

    double centrewavelength = cwltimeseries->nthValue(0);
    string unit = cwltimeseries->units();
    if (unit.compare("Angstrom") == 0)
      centrewavelength *= 1.0E-10;
    else
      throw runtime_error("Unit is not recognized");

    m_centreVelocity = PhysicalConstants::h/PhysicalConstants::NeutronMass/centrewavelength;
    g_log.notice() << "Centre wavelength = " << centrewavelength << ", Centre neutron velocity = " << m_centreVelocity << "\n";

    // Calcualte L1 sample to source
    Instrument_const_sptr instrument = m_inputWS->getInstrument();
    V3D samplepos = instrument->getSample()->getPos();
    V3D sourcepos = instrument->getSource()->getPos();
    m_L1 = samplepos.distance(sourcepos);
    g_log.notice() << "L1 = " << m_L1 << "\n";

    return;
  }

/** Get a pointer to an instrument in one of 3 ways: InputWorkspace,
 * InstrumentName, InstrumentFilename
 * @param alg :: algorithm from which to get the property values.
 * */
Geometry::Instrument_const_sptr
LoadCalFile::getInstrument3Ways(Algorithm *alg) {
  MatrixWorkspace_sptr inWS = alg->getProperty("InputWorkspace");
  std::string InstrumentName = alg->getPropertyValue("InstrumentName");
  std::string InstrumentFilename = alg->getPropertyValue("InstrumentFilename");

  // Some validation
  int numParams = 0;
  if (inWS)
    numParams++;
  if (!InstrumentName.empty())
    numParams++;
  if (!InstrumentFilename.empty())
    numParams++;

  if (numParams > 1)
    throw std::invalid_argument("You must specify exactly ONE way to get an "
                                "instrument (workspace, instrument name, or "
                                "IDF file). You specified more than one.");
  if (numParams == 0)
    throw std::invalid_argument("You must specify exactly ONE way to get an "
                                "instrument (workspace, instrument name, or "
                                "IDF file). You specified none.");

  // ---------- Get the instrument one of 3 ways ---------------------------
  Instrument_const_sptr inst;
  if (inWS) {
    inst = inWS->getInstrument();
  } else {
    Algorithm_sptr childAlg =
        alg->createChildAlgorithm("LoadInstrument", 0.0, 0.2);
    MatrixWorkspace_sptr tempWS = boost::make_shared<Workspace2D>();
    childAlg->setProperty<MatrixWorkspace_sptr>("Workspace", tempWS);
    childAlg->setPropertyValue("Filename", InstrumentFilename);
    childAlg->setPropertyValue("InstrumentName", InstrumentName);
    childAlg->setProperty("RewriteSpectraMap",
                          Mantid::Kernel::OptionalBool(false));
    childAlg->executeAsChildAlg();
    inst = tempWS->getInstrument();
  }

  return inst;
}

/** Execute the algorithm.
 */
void CreateGroupingWorkspace::exec() {
  MatrixWorkspace_sptr inWS = getProperty("InputWorkspace");
  std::string InstrumentName = getPropertyValue("InstrumentName");
  std::string InstrumentFilename = getPropertyValue("InstrumentFilename");
  std::string OldCalFilename = getPropertyValue("OldCalFilename");
  std::string GroupNames = getPropertyValue("GroupNames");
  std::string grouping = getPropertyValue("GroupDetectorsBy");
  int numGroups = getProperty("FixedGroupCount");
  std::string componentName = getPropertyValue("ComponentName");

  // Some validation
  int numParams = 0;
  if (inWS)
    numParams++;
  if (!InstrumentName.empty())
    numParams++;
  if (!InstrumentFilename.empty())
    numParams++;

  if (numParams > 1)
    throw std::invalid_argument("You must specify exactly ONE way to get an "
                                "instrument (workspace, instrument name, or "
                                "IDF file). You specified more than one.");
  if (numParams == 0)
    throw std::invalid_argument("You must specify exactly ONE way to get an "
                                "instrument (workspace, instrument name, or "
                                "IDF file). You specified none.");

  if (!OldCalFilename.empty() && !GroupNames.empty())
    throw std::invalid_argument("You must specify either to use the "
                                "OldCalFilename parameter OR GroupNames but "
                                "not both!");

  bool sortnames = false;

  // ---------- Get the instrument one of 3 ways ---------------------------
  Instrument_const_sptr inst;
  if (inWS) {
    inst = inWS->getInstrument();
  } else {
    Algorithm_sptr childAlg = createChildAlgorithm("LoadInstrument", 0.0, 0.2);
    MatrixWorkspace_sptr tempWS = boost::make_shared<Workspace2D>();
    childAlg->setProperty<MatrixWorkspace_sptr>("Workspace", tempWS);
    childAlg->setPropertyValue("Filename", InstrumentFilename);
    childAlg->setProperty("RewriteSpectraMap",
                          Mantid::Kernel::OptionalBool(true));
    childAlg->setPropertyValue("InstrumentName", InstrumentName);
    childAlg->executeAsChildAlg();
    inst = tempWS->getInstrument();
  }

  if (GroupNames.empty() && OldCalFilename.empty()) {
    if (grouping.compare("All") == 0) {
      GroupNames = inst->getName();
    } else if (inst->getName().compare("SNAP") == 0 &&
               grouping.compare("Group") == 0) {
      GroupNames = "East,West";
    } else {
      sortnames = true;
      GroupNames = "";
      int maxRecurseDepth = this->getProperty("MaxRecursionDepth");

      // cppcheck-suppress syntaxError
          PRAGMA_OMP(parallel for schedule(dynamic, 1) )
          for (int num = 0; num < 300; ++num) {
            PARALLEL_START_INTERUPT_REGION
            std::ostringstream mess;
            mess << grouping << num;
            IComponent_const_sptr comp =
                inst->getComponentByName(mess.str(), maxRecurseDepth);
            PARALLEL_CRITICAL(GroupNames)
            if (comp)
              GroupNames += mess.str() + ",";
            PARALLEL_END_INTERUPT_REGION
          }
          PARALLEL_CHECK_INTERUPT_REGION
    }
  }

  // --------------------------- Create the output --------------------------
  auto outWS = boost::make_shared<GroupingWorkspace>(inst);
  this->setProperty("OutputWorkspace", outWS);

  // This will get the grouping
  std::map<detid_t, int> detIDtoGroup;

  Progress prog(this, 0.2, 1.0, outWS->getNumberHistograms());
  // Make the grouping one of three ways:
  if (!GroupNames.empty())
    detIDtoGroup = makeGroupingByNames(GroupNames, inst, prog, sortnames);
  else if (!OldCalFilename.empty())
    detIDtoGroup = readGroupingFile(OldCalFilename, prog);
  else if ((numGroups > 0) && !componentName.empty())
    detIDtoGroup =
        makeGroupingByNumGroups(componentName, numGroups, inst, prog);

  g_log.information() << detIDtoGroup.size()
                      << " entries in the detectorID-to-group map.\n";
//.........这里部分代码省略.........

bool ReflectometryReductionOneAuto::processGroups() {
    auto group = AnalysisDataService::Instance().retrieveWS<WorkspaceGroup>(
                     getPropertyValue("InputWorkspace"));
    const std::string outputIvsQ = this->getPropertyValue("OutputWorkspace");
    const std::string outputIvsLam =
        this->getPropertyValue("OutputWorkspaceWavelength");

    // Create a copy of ourselves
    Algorithm_sptr alg = this->createChildAlgorithm(
                             this->name(), -1, -1, this->isLogging(), this->version());
    alg->setChild(false);
    alg->setRethrows(true);

    // Copy all the non-workspace properties over
    std::vector<Property *> props = this->getProperties();
    for (auto prop = props.begin(); prop != props.end(); ++prop) {
        if (*prop) {
            IWorkspaceProperty *wsProp = dynamic_cast<IWorkspaceProperty *>(*prop);
            if (!wsProp)
                alg->setPropertyValue((*prop)->name(), (*prop)->value());
        }
    }

    // Check if the transmission runs are groups or not
    const std::string firstTrans = this->getPropertyValue("FirstTransmissionRun");
    WorkspaceGroup_sptr firstTransG;
    if (!firstTrans.empty()) {
        auto firstTransWS =
            AnalysisDataService::Instance().retrieveWS<Workspace>(firstTrans);
        firstTransG = boost::dynamic_pointer_cast<WorkspaceGroup>(firstTransWS);

        if (!firstTransG)
            alg->setProperty("FirstTransmissionRun", firstTrans);
        else if (group->size() != firstTransG->size())
            throw std::runtime_error("FirstTransmissionRun WorkspaceGroup must be "
                                     "the same size as the InputWorkspace "
                                     "WorkspaceGroup");
    }

    const std::string secondTrans =
        this->getPropertyValue("SecondTransmissionRun");
    WorkspaceGroup_sptr secondTransG;
    if (!secondTrans.empty()) {
        auto secondTransWS =
            AnalysisDataService::Instance().retrieveWS<Workspace>(secondTrans);
        secondTransG = boost::dynamic_pointer_cast<WorkspaceGroup>(secondTransWS);

        if (!secondTransG)
            alg->setProperty("SecondTransmissionRun", secondTrans);
        else if (group->size() != secondTransG->size())
            throw std::runtime_error("SecondTransmissionRun WorkspaceGroup must be "
                                     "the same size as the InputWorkspace "
                                     "WorkspaceGroup");
    }

    std::vector<std::string> IvsQGroup, IvsLamGroup;

    // Execute algorithm over each group member (or period, if this is
    // multiperiod)
    size_t numMembers = group->size();
    for (size_t i = 0; i < numMembers; ++i) {
        const std::string IvsQName =
            outputIvsQ + "_" + boost::lexical_cast<std::string>(i + 1);
        const std::string IvsLamName =
            outputIvsLam + "_" + boost::lexical_cast<std::string>(i + 1);

        alg->setProperty("InputWorkspace", group->getItem(i)->name());
        alg->setProperty("OutputWorkspace", IvsQName);
        alg->setProperty("OutputWorkspaceWavelength", IvsLamName);

        // Handle transmission runs
        if (firstTransG)
            alg->setProperty("FirstTransmissionRun", firstTransG->getItem(i)->name());
        if (secondTransG)
            alg->setProperty("SecondTransmissionRun",
                             secondTransG->getItem(i)->name());

        alg->execute();

        IvsQGroup.push_back(IvsQName);
        IvsLamGroup.push_back(IvsLamName);

        // We use the first group member for our thetaout value
        if (i == 0)
            this->setPropertyValue("ThetaOut", alg->getPropertyValue("ThetaOut"));
    }

    // Group the IvsQ and IvsLam workspaces
    Algorithm_sptr groupAlg = this->createChildAlgorithm("GroupWorkspaces");
    groupAlg->setChild(false);
    groupAlg->setRethrows(true);

    groupAlg->setProperty("InputWorkspaces", IvsLamGroup);
    groupAlg->setProperty("OutputWorkspace", outputIvsLam);
    groupAlg->execute();

    groupAlg->setProperty("InputWorkspaces", IvsQGroup);
    groupAlg->setProperty("OutputWorkspace", outputIvsQ);
    groupAlg->execute();

//.........这里部分代码省略.........

/** Execute the algorithm.
 */
void LoadLiveData::exec() {
  // The full, post-processed output workspace
  m_outputWS = this->getProperty("OutputWorkspace");

  // Validate inputs
  if (this->hasPostProcessing()) {
    if (this->getPropertyValue("AccumulationWorkspace").empty())
      throw std::invalid_argument("Must specify the AccumulationWorkspace "
                                  "parameter if using PostProcessing.");

    // The accumulated but not post-processed output workspace
    m_accumWS = this->getProperty("AccumulationWorkspace");
  } else {
    // No post-processing, so the accumulation and output are the same
    m_accumWS = m_outputWS;
  }

  // Get or create the live listener
  ILiveListener_sptr listener = this->getLiveListener();

  // Do we need to reset the data?
  bool dataReset = listener->dataReset();

  // The listener returns a MatrixWorkspace containing the chunk of live data.
  Workspace_sptr chunkWS;
  bool dataNotYetGiven = true;
  while (dataNotYetGiven) {
    try {
      chunkWS = listener->extractData();
      dataNotYetGiven = false;
    } catch (Exception::NotYet &ex) {
      g_log.warning() << "The " << listener->name()
                      << " is not ready to return data: " << ex.what() << "\n";
      g_log.warning()
          << "Trying again in 10 seconds - cancel the algorithm to stop.\n";
      const int tenSeconds = 40;
      for (int i = 0; i < tenSeconds; ++i) {
        Poco::Thread::sleep(10000 / tenSeconds); // 250 ms
        this->interruption_point();
      }
    }
  }

  // TODO: Have the ILiveListener tell me exactly the time stamp
  DateAndTime lastTimeStamp = DateAndTime::getCurrentTime();
  this->setPropertyValue("LastTimeStamp", lastTimeStamp.toISO8601String());

  // Now we process the chunk
  Workspace_sptr processed = this->processChunk(chunkWS);

  bool PreserveEvents = this->getProperty("PreserveEvents");
  EventWorkspace_sptr processedEvent =
      boost::dynamic_pointer_cast<EventWorkspace>(processed);
  if (!PreserveEvents && processedEvent) {
    // Convert the monitor workspace, if there is one and it's necessary
    MatrixWorkspace_sptr monitorWS = processedEvent->monitorWorkspace();
    auto monitorEventWS =
        boost::dynamic_pointer_cast<EventWorkspace>(monitorWS);
    if (monitorEventWS) {
      auto monAlg = this->createChildAlgorithm("ConvertToMatrixWorkspace");
      monAlg->setProperty("InputWorkspace", monitorEventWS);
      monAlg->executeAsChildAlg();
      if (!monAlg->isExecuted())
        g_log.error(
            "Failed to convert monitors from events to histogram form.");
      monitorWS = monAlg->getProperty("OutputWorkspace");
    }

    // Now do the main workspace
    Algorithm_sptr alg = this->createChildAlgorithm("ConvertToMatrixWorkspace");
    alg->setProperty("InputWorkspace", processedEvent);
    std::string outputName = "__anonymous_livedata_convert_" +
                             this->getPropertyValue("OutputWorkspace");
    alg->setPropertyValue("OutputWorkspace", outputName);
    alg->execute();
    if (!alg->isExecuted())
      throw std::runtime_error("Error when calling ConvertToMatrixWorkspace "
                               "(since PreserveEvents=False). See log.");
    // Replace the "processed" workspace with the converted one.
    MatrixWorkspace_sptr temp = alg->getProperty("OutputWorkspace");
    if (monitorWS)
      temp->setMonitorWorkspace(monitorWS); // Set back the monitor workspace
    processed = temp;
  }

  // How do we accumulate the data?
  std::string accum = this->getPropertyValue("AccumulationMethod");

  // If the AccumulationWorkspace does not exist, we always replace the
  // AccumulationWorkspace.
  // Also, if the listener said we are resetting the data, then we clear out the
  // old.
  if (!m_accumWS || dataReset)
    accum = "Replace";

  g_log.notice() << "Performing the " << accum << " operation.\n";

  // Perform the accumulation and set the AccumulationWorkspace workspace
//.........这里部分代码省略.........

/** Process groups. Groups are processed differently depending on transmission
 * runs and polarization analysis. If transmission run is a matrix workspace, it
 * will be applied to each of the members in the input workspace group. If
 * transmission run is a workspace group, the behaviour is different depending
 * on polarization analysis. If polarization analysis is off (i.e.
 * 'PolarizationAnalysis' is set to 'None') each item in the transmission group
 * is associated with the corresponding item in the input workspace group. If
 * polarization analysis is on (i.e. 'PolarizationAnalysis' is 'PA' or 'PNR')
 * items in the transmission group will be summed to produce a matrix workspace
 * that will be applied to each of the items in the input workspace group. See
 * documentation of this algorithm for more details.
*/
bool ReflectometryReductionOneAuto2::processGroups() {
  // this algorithm effectively behaves as MultiPeriodGroupAlgorithm
  m_usingBaseProcessGroups = true;

  // Get our input workspace group
  auto group = AnalysisDataService::Instance().retrieveWS<WorkspaceGroup>(
      getPropertyValue("InputWorkspace"));
  // Get name of IvsQ workspace (native binning)
  const std::string outputIvsQ = getPropertyValue("OutputWorkspace");
  // Get name of IvsQ (native binning) workspace
  const std::string outputIvsQBinned =
      getPropertyValue("OutputWorkspaceBinned");
  // Get name of IvsLam workspace
  const std::string outputIvsLam =
      getPropertyValue("OutputWorkspaceWavelength");

  // Create a copy of ourselves
  Algorithm_sptr alg =
      createChildAlgorithm(name(), -1, -1, isLogging(), version());
  alg->setChild(false);
  alg->setRethrows(true);

  // Copy all the non-workspace properties over
  const std::vector<Property *> props = getProperties();
  for (auto &prop : props) {
    if (prop) {
      IWorkspaceProperty *wsProp = dynamic_cast<IWorkspaceProperty *>(prop);
      if (!wsProp)
        alg->setPropertyValue(prop->name(), prop->value());
    }
  }

  const bool polarizationAnalysisOn =
      getPropertyValue("PolarizationAnalysis") != "None";

  // Check if the transmission runs are groups or not

  const std::string firstTrans = getPropertyValue("FirstTransmissionRun");
  WorkspaceGroup_sptr firstTransG;
  MatrixWorkspace_sptr firstTransSum;
  if (!firstTrans.empty()) {
    auto firstTransWS =
        AnalysisDataService::Instance().retrieveWS<Workspace>(firstTrans);
    firstTransG = boost::dynamic_pointer_cast<WorkspaceGroup>(firstTransWS);
    if (!firstTransG) {
      alg->setProperty("FirstTransmissionRun", firstTrans);
    } else if (polarizationAnalysisOn) {
      firstTransSum = sumTransmissionWorkspaces(firstTransG);
    }
  }
  const std::string secondTrans = getPropertyValue("SecondTransmissionRun");
  WorkspaceGroup_sptr secondTransG;
  MatrixWorkspace_sptr secondTransSum;
  if (!secondTrans.empty()) {
    auto secondTransWS =
        AnalysisDataService::Instance().retrieveWS<Workspace>(secondTrans);
    secondTransG = boost::dynamic_pointer_cast<WorkspaceGroup>(secondTransWS);
    if (!secondTransG) {
      alg->setProperty("SecondTransmissionRun", secondTrans);
    } else if (polarizationAnalysisOn) {
      secondTransSum = sumTransmissionWorkspaces(secondTransG);
    }
  }

  std::vector<std::string> IvsQGroup, IvsQUnbinnedGroup, IvsLamGroup;

  // Execute algorithm over each group member
  for (size_t i = 0; i < group->size(); ++i) {

    const std::string IvsQName = outputIvsQ + "_" + std::to_string(i + 1);
    const std::string IvsQBinnedName =
        outputIvsQBinned + "_" + std::to_string(i + 1);
    const std::string IvsLamName = outputIvsLam + "_" + std::to_string(i + 1);

    if (firstTransG) {
      if (!polarizationAnalysisOn)
        alg->setProperty("FirstTransmissionRun",
                         firstTransG->getItem(i)->getName());
      else
        alg->setProperty("FirstTransmissionRun", firstTransSum);
    }
    if (secondTransG) {
      if (!polarizationAnalysisOn)
        alg->setProperty("SecondTransmissionRun",
                         secondTransG->getItem(i)->getName());
      else
        alg->setProperty("SecondTransmissionRun", secondTransSum);
    }
//.........这里部分代码省略.........