users@ejb-spec.java.net

[ejb-spec users] [jsr345-experts] Re: EJB_SPEC-71 - Clarify rules on Timer.cancel

From: Linda DeMichiel <linda.demichiel_at_oracle.com>
Date: Tue, 04 Dec 2012 07:59:29 -0800

On 12/3/2012 11:03 PM, Marina Vatkina wrote:
> Experts,
>
> Please look at http://java.net/jira/browse/EJB_SPEC-71 - which is a separate issue on Timer.cancel mismatch in the spec.
>
> Please let me know, if you think that:
>
> a) A timer can be cancelled only by the bean that owns it (as in getAllTimers() rule)
>

no

> Or
>
> b1) A timer can be cancelled by calling Timer.cancel() (i.e. the rule in getAllTimers() should be removed)
>

yes

> b2) Timer can be cancelled by a non-EJB caller (i.e. the spec should remove references to a bean or a Bean Provider when
> describing the timer cancellation).
>

yes

> Depending on the outcome of your vote, I'll update the spec one way or the other.
>

The spec should not prohibit this, as that would be a backward-incompatible change.

I don't see any reason for encouraging it either, i.e., the language of EJB 3.1 is sufficient.

-Linda

> As a note: GlassFish (RI) allows a non-owning bean (I didn't check a servlet) to cancel a timer by calling its cancel()
> method.
>
>
> thanks,
> -marina