@Override
  public long getHighestReceivedVersion() {
    if (received == null || received.isEmpty()) {
      return previousVersion;
    } else {
      return received.last();
    }
  }
return false if any revisions have been recorded in the range of this exception
geode-core/src/main/java/org/apache/geode/internal/cache/versions/RVVExceptionT.java