@Nullable
  protected EventGroupsFilterRules<EventLogBuild> loadApprovedGroupsRules() {
    final String productUrl = getMetadataProductUrl();
    if (productUrl == null) return null;
    EventLogConnectionSettings settings = myApplicationInfo.getConnectionSettings();
    return EventLogMetadataUtils.loadAndParseGroupsFilterRules(productUrl, settings);
  }
@Nullable
  protected EventGroupsFilterRules<EventLogBuild> loadApprovedGroupsRules()