boolean updatedCache = false;  for (ChangeLog log : clSet.changeLogs) { DomainObject existingObject = (DomainObject)pb.serviceObjectCache().lookup(log.oid); if (existingObject != null) { updatedCache = true; existingObject.invalidate(log.attr, clSet.txNumber);
for (ChangeLog log : clSet.changeLogs) { DomainObject existingObject = (DomainObject)pb.serviceObjectCache().lookup(log.oid); if (existingObject != null) { existingObject.addNewVersion(log.attr, clSet.txNumber); } }
    private static boolean registerChangeLogSet(PersistenceBroker pb, ChangeLogSet clSet) {	CHANGE_LOGS.add(clSet);	// invalidate cache	boolean updatedCache = false;	for (ChangeLog log : clSet.changeLogs) {	    DomainObject existingObject = (DomainObject)pb.serviceObjectCache().lookup(log.oid);	    if (existingObject != null) {		updatedCache = true;		existingObject.invalidate(log.attr, clSet.txNumber);	    }	}	return updatedCache;    }