public static IEnumerable <IUserState> GetByProperty <TPropertyType>(this IUserApplicationService applicationService, System.Linq.Expressions.Expression <Func <IUserState, TPropertyType> > propertySelector, TPropertyType propertyValue, IList <string> orders = null, int firstResult = 0, int maxResults = int.MaxValue) { return(applicationService.GetByProperty(ReflectUtils.GetPropertyName <IUserState, TPropertyType>(propertySelector), propertyValue, orders, firstResult, maxResults)); }