@Override
  protected boolean operateOnRegion(ClusterDistributionManager dm, LocalRegion r, long startTime)
      throws CacheException, RemoteOperationException {
    if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) {
      logger.trace(LogMarker.DM_VERBOSE, "RemoteClearMessage operateOnRegion: {}", r.getFullPath());
    }

    r.waitOnInitialization(); // bug #43371 - accessing a region before it's initialized

    r.clear();

    RemoteClearReplyMessage.send(getSender(), getProcessorId(), getReplySender(dm));

    // Unless there was an exception thrown, this message handles sending the response
    return false;
  }
This message is used to implement clear. It is only used when a region is not a replica and has
concurrency checks enabled and some other member has a replica. In that case it sends this
message to the replica to ask it to do the clear.

@since GemFire 7.0
geode-core/src/main/java/org/apache/geode/internal/cache/tx/RemoteClearMessage.java