@Override
  public CacheServer addCacheServer() {
    CacheServer bridge = new CacheServerCreation(this, false);
    bridgeServers.add(bridge);
    return bridge;
  }
Returns whether or not this {@code CacheCreation} is equivalent to another {@code Cache}.
geode-core/src/main/java/org/apache/geode/internal/cache/xmlcache/CacheCreation.java