예제 #1
0
  private IDataSet getDataSet(String label) {
    IDataSet dataSet;
    DataSetServiceProxy datasetProxy;
    ConsoleEngineInstance engineInstance;

    engineInstance = getConsoleEngineInstance();
    dataSet = engineInstance.getDataSet(label);
    if (dataSet == null || dataSet.hasDataStoreTransformer()) {
      logger.debug(
          "Dataset with label " + label + " was not already loaded. Invoking DataSetService....");
      datasetProxy = engineInstance.getDataSetServiceProxy();
      dataSet = datasetProxy.getDataSetByLabel(label);
      engineInstance.setDataSet(label, dataSet);
    } else {
      logger.debug(
          "Dataset with label "
              + label
              + " was already loaded. Returning it without calling DataSetService.");
    }

    return dataSet;
  }
예제 #2
0
  @SuppressWarnings({"unchecked", "rawtypes"})
  @Override
  public void service(SourceBean request, SourceBean response) {

    String dataSetLabel;
    String callback;
    String locale;
    Integer start;
    Integer limit;
    Integer limitSS; // for pagination server side
    Integer rowsLimit;
    Boolean memoryPagination;

    IDataSet dataSet;
    IDataStore dataStore;

    logger.debug("IN");
    Monitor monitor = MonitorFactory.start("SpagoBI_Console.GetConsoleDataAction.service");

    try {
      super.service(request, response);
      ConsoleEngineInstance consoleEngineInstance = getConsoleEngineInstance();

      dataSetLabel = getAttributeAsString(DATASET_LABEL);
      logger.debug("Parameter [" + DATASET_LABEL + "] is equals to [" + dataSetLabel + "]");
      Assert.assertTrue(
          !StringUtilities.isEmpty(dataSetLabel),
          "Parameter [" + DATASET_LABEL + "] cannot be null or empty");

      callback = getAttributeAsString(CALLBACK);
      logger.debug("Parameter [" + CALLBACK + "] is equals to [" + callback + "]");

      locale = getAttributeAsString(LOCALE);
      logger.debug("Parameter [" + LOCALE + "] is equals to [" + locale + "]");

      memoryPagination = getAttributeAsBoolean(MEMORY_PAGINATION);
      logger.debug("Parameter [" + MEMORY_PAGINATION + "] is equals to [" + memoryPagination + "]");

      limitSS = (getAttributeAsInteger(LIMIT_SS) == null) ? -1 : getAttributeAsInteger(LIMIT_SS);
      logger.debug("Parameter [" + LIMIT_SS + "] is equals to [" + LIMIT_SS + "]");

      rowsLimit =
          (getAttributeAsInteger(ROWS_LIMIT) == null) ? -1 : getAttributeAsInteger(ROWS_LIMIT);
      logger.debug("Parameter [" + ROWS_LIMIT + "] is equals to [" + rowsLimit + "]");

      start = (getAttributeAsInteger(START) == null) ? 0 : getAttributeAsInteger(START);
      logger.debug("Parameter [" + START + "] is equals to [" + start + "]");

      limit = (getAttributeAsInteger(LIMIT) == null) ? -1 : getAttributeAsInteger(LIMIT);
      logger.debug("Parameter [" + LIMIT + "] is equals to [" + limit + "]");

      dataSet = null;
      try {
        dataSet = getDataSet(dataSetLabel);
      } catch (Throwable t) {
        throw new SpagoBIServiceException(
            "Impossible to find a dataset whose label is [" + dataSetLabel + "]", t);
      }
      Assert.assertNotNull(
          dataSet, "Impossible to find a dataset whose label is [" + dataSetLabel + "]");
      Map params = consoleEngineInstance.getAnalyticalDrivers();
      params.put(LOCALE, locale);
      dataSet.setParamsMap(params);

      UserProfile userProfile = (UserProfile) this.getEnv().get(EngineConstants.ENV_USER_PROFILE);
      dataSet.setUserProfileAttributes(UserProfileUtils.getProfileAttributes(userProfile));
      if (dataSet instanceof AbstractDataSet) {
        AbstractDataSet ads = (AbstractDataSet) dataSet;
        ads.setUserProfile(userProfile);
      }

      // gets the max number of rows for the table
      // String strRowLimit =
      // ConsoleEngineConfig.getInstance().getProperty("CONSOLE-TABLE-ROWS-LIMIT");
      // rowsLimit = (strRowLimit == null)? -1 : Integer.parseInt(strRowLimit);
      Monitor monitorLD =
          MonitorFactory.start("SpagoBI_Console.GetConsoleDataAction.service.LoadData");
      if (!memoryPagination) {
        rowsLimit = -1; // serverSide
        limit = limitSS;
      }
      int totalResults = this.getDataSetTotalResult(dataSet);
      if (totalResults != -1) {
        // total results was already loaded, no need to recalculate it
        dataSet.setCalculateResultNumberOnLoad(false);
      }

      dataSet.loadData(start, limit, rowsLimit);

      monitorLD.stop();
      dataStore = dataSet.getDataStore();
      Assert.assertNotNull(
          dataStore,
          "The dataStore returned by loadData method of the class ["
              + dataSet.getClass().getName()
              + "] cannot be null");

      Object resultNumber = dataStore.getMetaData().getProperty("resultNumber");
      if (resultNumber != null) {
        this.setDataSetTotalResult(dataSet, (Integer) resultNumber);
      }

      JSONObject results = new JSONObject();
      try {
        JSONDataWriter writer = new JSONDataWriter();
        // write id property only if is a NGSI rest dataset, to not broke previous logic
        if (dataSet instanceof RESTDataSet && ((RESTDataSet) dataSet).isNgsi()) {
          writer.setUseIdProperty(true);
          // writer.setAdjust(true);
        }

        if (totalResults != -1) {
          // if total result was previously loaded, set this information into dataStore
          dataStore.getMetaData().setProperty("resultNumber", totalResults);
        }

        resultNumber = dataStore.getMetaData().getProperty("resultNumber");
        if (resultNumber == null) {
          dataStore
              .getMetaData()
              .setProperty("resultNumber", new Integer((int) dataStore.getRecordsCount()));
        }
        JSONObject dataSetJSON = (JSONObject) writer.write(dataStore);
        results = dataSetJSON;
      } catch (Throwable e) {
        throw new SpagoBIServiceException("Impossible to serialize datastore", e);
      }

      try {
        writeBackToClient(new JSONSuccess(results, callback));
      } catch (IOException e) {
        throw new SpagoBIServiceException("Impossible to write back the responce to the client", e);
      }
    } catch (Throwable t) {
      throw SpagoBIEngineServiceExceptionHandler.getInstance()
          .getWrappedException(getActionName(), getEngineInstance(), t);
    } finally {
      monitor.stop();
      logger.debug("OUT");
    }
  }