@Override
  public CqNameToOp getClientCq(ClientProxyMembershipID clientId) {
    if (_clientCqs != null) {
      return _clientCqs.get(clientId);
    } else {
      return null;
    }
  }
@see HAEventWrapper#fromData(DataInput, DeserializationContext)
@see HAContainerRegion#get(Object)
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/ClientUpdateMessageImpl.java