/*
   * Liest die Scenario Informationen in die entsprechenden Objekte
   * und gibt eine Liste davon zurueck. Siehe dazu auch MeteringProcessStorage.java.
   * @param fileName Dateiname der Storagedatei
   * @return Liste mit den Scenario-Objekte.
   */
  public List getList() {
    List scenariosList = new ArrayList();
    try {
      SAXBuilder builder = new SAXBuilder();
      StorageDoc = builder.build(appPath + storageFileName);
      Root = StorageDoc.getRootElement();
      List scenarioChildren = Root.getChildren("scenario", ipfixConfigNS);
      Iterator listIterator = scenarioChildren.iterator();
      Element currentElement;

      while (listIterator.hasNext()) {
        currentElement = (Element) listIterator.next();
        Scenario currentScenario = new Scenario();
        // currentscenario.setId(Integer.valueOf(currentElement.getAttributeValue("id")));
        currentScenario.setName(currentElement.getChildText("name", ipfixConfigNS));
        currentScenario.setDescription(currentElement.getChildText("descript", ipfixConfigNS));
        List deviceList = new ArrayList();
        Element devices = currentElement.getChild("devices", ipfixConfigNS);
        List childList = devices.getChildren("device", ipfixConfigNS);
        Iterator devicesIterator = childList.iterator();
        while (devicesIterator.hasNext()) {
          Element currentDevice = (Element) devicesIterator.next();
          deviceList.add(currentDevice.getText());
        }
        currentScenario.setDeviceList(deviceList);
        scenariosList.add(currentScenario);
      }

    } catch (Exception ex) {
      ex.printStackTrace();
    }
    return scenariosList;
  }