docs: public void updateListener(Object bookmark)
      {
          if (m_recordMessageFilter != null)
          {
              if (bookmark == null)
                  bookmark = NO_BOOKMARK;
              Hashtable<String,Object> properties = new Hashtable<String,Object>();
              properties.put(DBConstants.STRING_OBJECT_ID_HANDLE, bookmark);
              m_recordMessageFilter.updateFilterTree(properties);
          }
      }