docs: private List<String> getResources() {
  
          List<String> res = new ArrayList<String>();
  
          for (I_CmsEditableGroupRow row : m_resourcesGroup.getRows()) {
              FormLayout layout = (FormLayout)(row.getComponent());
              CmsPathSelectField field = (CmsPathSelectField)layout.getComponent(0);
              if (!field.getValue().isEmpty() & !res.contains(field.getValue())) {
                  res.add(field.getValue());
              }
          }
  
          return res;
      }