@Override
    public String toString() {
      String response = null;
      switch (replyCode) {
        case OK:
          response = "OK";
          break;
        case GRANTOR_DISPUTE:
          response = "GRANTOR_DISPUTE";
          break;
        default:
          response = String.valueOf(replyCode);
          break;
      }
      return "DLockRecoverGrantorReplyMessage (processorId=" + processorId + "; replyCode="
          + replyCode + "=" + response + "; heldLocks=" + Arrays.asList(heldLocks)
          + "; sender=" + getSender() + ")";
    }
Identifies who the responder believes the lock grantor currently is
geode-core/src/main/java/org/apache/geode/distributed/internal/locks/DLockRecoverGrantorProcessor.java