What kind of data or information do you want to share through thread-locals
between threads/requests?

On Thu, Sep 16, 2010 at 08:04, Maxim Veksler <[email protected]> wrote:

> I didn't say multi threaded.
>
> ThreadLocal gives access to the cached object of the current thread.
> I'm doing an assumption here that appengine/j is implemented with thread
> per incoming request.
>
> What I would like to know is if these threads are recycled (in which case
> ThreadLocal is a good approach) or not.
>
> Thanks,
> Maxim.
>
> On Thu, Sep 16, 2010 at 6:17 AM, Didier Durand <[email protected]>wrote:
>
>> Hi Maxim,
>>
>> Multi-threading is not the way to go under GAEJ, see
>> http://code.google.com/appe<http://code.google.com/appengine/docs/java/runtime.html#The_Sandbox>
>
> *I didn't say multi threaded. *
>
> ngine/docs/java/runtime.html#The_Sandbox<http://code.google.com/appengine/docs/java/runtime.html#The_Sandbox>
>>
>> The right way to go is Tasks:
>> http://code.google.com/appengine/docs/java/taskqueue/overview.html
>>
>> regards
>>
>> didier
>>
>> On Sep 15, 2:00 pm, Maxim Veksler <[email protected]> wrote:
>> > Hello,
>> >
>> > I'm wondering (after some internal discussion we had) is using
>> ThreadLocal
>> > for applications running on the AppEngine is performance beneficial ?
>> >
>> > For this to work AppEngine should recycle threads, right?
>> >
>> > Another question is how many threads does the appengine allows per JVM ?
>> > Such ThreadLocal based approach would (probably) be inefficient if the
>> JVM
>> > allowed 20000 threads.
>> >
>> > Help is appreciated.
>> > Maxim.
>>
>> --
>> You received this message because you are subscribed to the Google Groups
>> "Google App Engine for Java" group.
>> To post to this group, send email to
>> [email protected].
>> To unsubscribe from this group, send email to
>> [email protected]<google-appengine-java%[email protected]>
>> .
>> For more options, visit this group at
>> http://groups.google.com/group/google-appengine-java?hl=en.
>>
>>
>  --
> You received this message because you are subscribed to the Google Groups
> "Google App Engine for Java" group.
> To post to this group, send email to
> [email protected].
> To unsubscribe from this group, send email to
> [email protected]<google-appengine-java%[email protected]>
> .
> For more options, visit this group at
> http://groups.google.com/group/google-appengine-java?hl=en.
>



-- 
Guillaume Laforge
Groovy Project Manager
Head of Groovy Development at SpringSource
http://www.springsource.com/g2one

-- 
You received this message because you are subscribed to the Google Groups 
"Google App Engine for Java" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/google-appengine-java?hl=en.

Reply via email to