private void finishedAppending() {
    // No need to get the backup lock prior to synchronizing (correct lock order) since the
    // synchronized block does not attempt to get the backup lock (incorrect lock order)
    synchronized (lock/* crf */) {
      doneAppending = true;
    }
    handleNoLiveValues();
  }
Return true if a record (crf or drf) has been added to this oplog
geode-core/src/main/java/org/apache/geode/internal/cache/Oplog.java