Thanks for the example Chau, it looks identical to my configuration.
I'll try to create a mini-project and see if I can duplicate the
issue, because it definitely isn't working locally.
On May 6, 10:33 am, Chau Huynh <cmhu...@gmail.com> wrote:
> Here you are ..
>
> import java.io.Serializable;
> import java.util.Calendar;
> import java.util.Date;
>
> import javax.persistence.Entity;
> import javax.persistence.GeneratedValue;
> import javax.persistence.GenerationType;
> import javax.persistence.Id;
> import javax.persistence.PostLoad;
> import javax.persistence.PrePersist;
> import javax.persistence.PreUpdate;
>
> @Entity
> public class LeaveItem implements Serializable {
> private static final long serialVersionUID = 1L;
>
> @Id
> @GeneratedValue (strategy = GenerationType.IDENTITY)
> private Long id;
>
> private Date dateStart;
>
> transient private int start;
>
> transient private int end;
>
> transient private int month;
>
> transient private int year;
>
> @SuppressWarnings("unused")
> private int monthTag; // de-normalize
>
> @SuppressWarnings("unused")
> @PostLoad
> private void postLoad() {
> Calendar calendar = Calendar.getInstance();
> calendar.setTime(dateStart);
> start = calendar.get(Calendar.DAY_OF_MONTH);
> month = calendar.get(Calendar.MONTH) + 1;
> year = calendar.get(Calendar.YEAR);
> }
>
> @SuppressWarnings("unused")
> @PrePersist
> @PreUpdate
> private void setMonthTag() {
> this.monthTag = DateUtil.toIntTag(dateStart); // to YYYYQMM
> }
>
> ....
>
>
>
> }
> On Thu, May 6, 2010 at 4:24 PM, Simon <qila...@gmail.com> wrote:
> > Well I'm confused then. I've annotated my class with @PostLoad,
> > @PrePersist and @PreUpdate.
>
> > The @PrePersist and @PreUpdate methods never get called, whether the
> > methods are located in the @Entity annotated class or in a defined
> > @EntityListeners annotated class. I've tried leaving the persistence
> > to the DN dirty-checking persistence and also by manually re-
> > persisting the entity using the EntityManager's persist method.
>
> > The @PostLoad method is only ever called if the entity is loaded via
> > the EntityManager's find method - if you retrieve a list of the
> > entities via a JPA defined query then the @PostLoad method just isn't
> > called.
>
> > To the couple of people who have this working, have you got some
> > example code/configuration you can share?
>
> > On May 6, 10:15 am, Chau Huynh <cmhu...@gmail.com> wrote:
> > > My entity classes were annotated, and work both in local and appspot.
> > Thanks
>
> > > On Thu, May 6, 2010 at 4:02 PM, Simon <qila...@gmail.com> wrote:
> > > > Has anyone managed to get the JPA lifecycle callbacks to work?
>
> > > > I've annotated methods with @PrePersist and @PostLoad and the methods
> > > > just never get called. I followed the documentation at
>
> > > >http://www.datanucleus.org/products/accessplatform_2_0/jpa/lifecycle_.
> > ..
> > > > just to make sure that my methods had the correct signatures.
>
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