@Override
  public Acceptor getAcceptor() {
    throw new UnsupportedOperationException("not implemented on " + getClass().getSimpleName());
  }
Returns the cache that is served by this cache server or <code>null</code> if this server is
not running.
geode-core/src/main/java/org/apache/geode/internal/admin/remote/RemoteBridgeServer.java