code: void initTable(WidgetType type) {
  
          IndexedContainer data;
          try {
              data = getContainerForType(type, m_realOnly, (String)m_ouCombo.getValue());
              m_table.updateContainer(data);
              m_tableFilter.setValue("");
          } catch (CmsException e) {
              LOG.error("Can't read principals", e);
          }
      }
docs: Init table.<p>
  @param type WidgetType to initialize