Forgot to tell: I am using HiLo for ids and, of course, I am not
changing anything on any of the loaded entities. No second level cache
either.

On May 23, 12:43 pm, Ricardo Peres <[email protected]> wrote:
> Hi,
>
> I am having this problem:
>
> - I load a User entity from the DB using session.Get<T>();
> - It loads an additional collection UserGroups containing only one
> entity;
> - I have an event listener for the SaveOrUpdate event:
>
> cfg.EventListeners.SaveOrUpdateEventListeners =
> cfg.EventListeners.SaveOrUpdateEventListeners.Concat(new[] { new
> AuditableListener() }).ToArray();
>
> - I check that both entities are not changed, using Fabio's code:
>
> private bool HasDirtyProperties(FlushEntityEvent @event)
>     {
>         ISessionImplementor session = @event.Session;
>         EntityEntry entry = @event.EntityEntry;
>         var entity = @event.Entity;
>         if(!entry.RequiresDirtyCheck(entity) || !
> entry.ExistsInDatabase || entry.LoadedState == null)
>         {
>             return false;
>         }
>         IEntityPersister persister = entry.Persister;
>
>         object[] currentState = persister.GetPropertyValues(entity,
> session.EntityMode); ;
>         object[] loadedState = entry.LoadedState;
>
>         return persister.EntityMetamodel.Properties
>             .Where((property, i) => !
> LazyPropertyInitializer.UnfetchedProperty.Equals(currentState[i]) &&
> property.Type.IsDirty(loadedState[i], currentState[i], session))
>             .Any();
>     }
>
> - When I call session.IsDirty(), it fires the SaveOrUpdateEvent
> passing it the associated UserGroup, which shouldn't be changed;
>
> If, however, I explicitly load the UserGroup instead of the User, when
> I call session.IsDirty(), the SaveOrUpdateEvent is not fired, and the
> session is not marked as dirty.
> Any ideas? Is this a common/known problem?
>
> <class name="User" lazy="false" table="`USER`">
>     <id name="UsrId" access="property" column="`USR_ID`">
>       <generator class="hilo" />
>     </id>
>     <property name="UsrEmail" type="String" column="`USR_EMAIL`"
> length="100" />
>     <property name="UsrEnabled" type="Boolean" column="`USR_ENABLED`" /
>
>     <property name="UsrLogin" type="String" column="`USR_LOGIN`"
> length="50" />
>     <property name="UsrPassword" type="String" column="`USR_PASSWORD`"
> length="50" />
>     <property name="UsrRealName" type="String"
> column="`USR_REAL_NAME`" length="100" />
>     <set cascade="all" inverse="true" lazy="true" name="UserGroups">
>       <key column="`USR_ID`" />
>       <one-to-many class="UserGroup" />
>     </set>
>   </class>
>
> <class name="UserGroup" lazy="false" table="`USER_GROUP`">
>     <id name="UgrId" access="property" column="`UGR_ID`">
>       <generator class="hilo" />
>     </id>
>     <many-to-one name="Profile" class="Profile" column="`PRF_ID`" not-
> null="true" fetch="select" />
>     <many-to-one name="User" class="User" column="`USR_ID`" not-
> null="true" fetch="select" />
>   </class>
>
> I think the Profile mapping is irrelevant for this matter.
> Thanks for your help, once again!
>
> RP

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