@Override
  public void syncBulkOp(Runnable r, EventID eventID, boolean partOfTransaction) {
    if (partOfTransaction) {
      r.run();
      return;
    }
    Assert.assertTrue(eventID != null);
    ThreadIdentifier membershipID = createThreadIDFromEvent(eventID);
    Object opSyncObj = null;
    do {
      opSyncObj = recordedBulkOps.putIfAbsent(membershipID, new Object());
      if (opSyncObj == null) {
        opSyncObj = recordedBulkOps.get(membershipID);
      }
    } while (opSyncObj == null);

    synchronized (opSyncObj) {
      try {
        recordBulkOpStart(eventID, membershipID);
        // Perform the bulk op
        r.run();
      } finally {
        recordedBulkOps.remove(membershipID);
      }
    }
  }
@return true if the event should not be tracked, false otherwise
geode-core/src/main/java/org/apache/geode/internal/cache/event/DistributedEventTracker.java