public int getBridgeServerCount() {
    List/* <BridgeServerProfile> */ l = cachedBridgeServerProfiles;
    if (l == null) {
      l = fetchProfiles(BRIDGE_SERVER_FILTER);
    }
    return l.size();
  }
Returns an unmodifiable {@code List} of the {@code ControllerProfile}s for all known cnx
controllers.
geode-core/src/main/java/org/apache/geode/internal/cache/GridAdvisor.java