@Override
  public boolean offer(E e) {
    preAdd(e);
    if (super.offer(e)) {
      stats.add();
      return true;
    } else {
      postRemove(e);
      return false;
    }
  }
Creates new OverflowQueueWithDMStats with a maximum capacity.
geode-core/src/main/java/org/apache/geode/distributed/internal/OverflowQueueWithDMStats.java