public IEnumerable<TrackedChange<Element>> SynchronizeElements(IEnumerable<ElementPo> aplicationElements, IEnumerable<Element> dbElements ) { // List<ElementPo> tmpAplicationElements = new List<ElementPo>(aplicationElements); TrackChangesCollection<Element> databaseElements=new TrackChangesCollection<Element>(dbElements); databaseElements.ClearChanges(); SynchronizeTravers(aplicationElements.Where(x=>x.Type==1),dbElements,databaseElements,null); return databaseElements.GetChanges(); }