Re: [Springframework-developer] Strange 'double' singleton bug

[Dmitriy K. <dko...@ru...>]

I've created a component in JIRA for documentation called SpringDOCO

Regards,
Dmitriy.



Alef Arendsen wrote:

> Errr, I replied to the wrong email I guess ;-)
> 
> It was supposed to be a reply to the scheduling question from Mike CB
> 
> Alef
> 
> 
> -----Original Message-----
> From: spr...@li... [mailto:spr...@li...] On Behalf Of Alef Arendsen
> Sent: Friday, May 28, 2004 10:16 AM
> To: spr...@li...
> Subject: RE: [Springframework-developer] Strange 'double' singleton bug
> 
> I've inserted an issue in JIRA. I'll see what I can do today.
> 
> By the way, could somebody create a component for documentation in JIRA?
> 
> Alef
> 
> 
> -----Original Message-----
> From: spr...@li...
> [mailto:spr...@li...] On Behalf
> Of Mike Cannon-Brookes
> Sent: Friday, May 28, 2004 8:46 AM
> To: Spring Developer
> Subject: [Springframework-developer] Strange 'double' singleton bug
> 
> I'm not sure if this is a bug or not, it's certainly strange behaviour.
> 
> We had a singleton bean that was operating normally, but when we make
> it implement ApplicationListener - we get _two_ instances of it
> created. (Tested by simply putting a debug point in the constructor -
> two separate beans are created)
> 
> Here's the config snippet:
> 
>     <bean id="macroManager"
> class="com.atlassian.renderer.macro.DefaultMacroManager">
>         <constructor-arg>
>             <ref local="macroStateStore"/>
>         </constructor-arg>
>         <constructor-arg>
>             <list>
>                 <ref local="beanMacroLoader"/>
>                 <ref local="classpathMacroLoader"/>
>             </list>
>         </constructor-arg>
>     </bean>
> 
> Is this a known bug, a feature or am I not meant to use
> ApplicationListener this way? (if it's a bug it's quite serious I'd
> say)
> 
> I want to do it this way because another part of Confluence fires an
> event to say that all setup has finished - and I want this bean to
> listen for that event and further initialize itself.
> 
> I just guessed that in Spring I would just need to implement the
> ApplicationListener interface and listen for events - if I need to do
> anything else, let me know :)
> 
> Cheers,
> Mike
> 
> 
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