private static boolean tipDomino() {
    if (DOMINO_THREAD_OWNED_SOCKETS) {
      // mark this thread as one who wants to send ALL on TO sockets
      ConnectionTable.threadWantsOwnResources();
      isDominoThread.set(TRUE);
      return true;
    }
    return false;
  }
@return true if this thread is a reader thread, otherwise false
geode-core/src/main/java/org/apache/geode/internal/tcp/Connection.java