Re: [eclipselink-users] How To modify Eclipselink JPA 2.0 connection ret

[Andrei Ilitchev <andrei.ilitchev@xxxxxxxxxx>]

Set retry attempt count to zero in SessionCustomizer:

        session.getLogin().setQueryRetryAttemptCount(0);


On 3/17/2011 8:51 AM, mohamed jawath wrote:
> How To modify Eclipselink JPA 2.0 connection retry behaviour for more
> responsive swing EDT
>
> Eclipselink automatically tries to reconnect it self to  database whenever  it
> detects a connection failure this causes swing ui to freeze without any
> responses until it connects to database .
>
> Are there any solution to modify this behavior
>
> Ie is it possible to throw exception when connection fails without retrying
>
> Please help on this issue
> I am facing with huge problem.
>
> I went throe eclipselink source code and google but I could not find any
> solution.
>
> i am using this to develop swing desktop application
> local emf bootstrap
> i used to create jframe and initialise entity managers and use them for crud
> action
>
>   EntityManager entityManager =
> Persistence.createEntityManagerFactory("mydb").createEntityManager();
>
> //Database connection is connected
>      private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
>         entityManager.createQuery(".....").getResultList();
>
>      }
> //if Database connection is disconnected at this point.
> // swing gui edt thread will start to hang or freeze in this place..
> // because eclipselink is retrying connection for 3 times this is very awful
>
>
>      private void jButton2ActionPerformed(java.awt.event.ActionEvent evt) {
>          entityManager.createQuery(".....").getResultList();
>      }
>
>
>
> _______________________________________________
> eclipselink-users mailing list
> eclipselink-users@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/eclipselink-users