public boolean isClientInterestedInUpdates(ClientProxyMembershipID clientId) {
    return (_clientInterestList != null && _clientInterestList.contains(clientId));
  }
@see HAEventWrapper#fromData(DataInput, DeserializationContext)
@see HAContainerRegion#get(Object)
geode-core/src/main/java/org/apache/geode/internal/cache/tier/sockets/ClientUpdateMessageImpl.java