dhis2-devs team mailing list archive

[Vanya Seth <vanyas@xxxxxxxxxxxxxxxx>]

Hi Halvdan

We will extend the functionality and send a patch.

Regards
Vanya

On Mon, Aug 22, 2016 at 5:57 PM, Halvdan Hoem Grelland <halvdan@xxxxxxxxx>
wrote:

> Vanya,
>
> If you're talking about simply exposing TaskExecutor.submitListenable(Runnable)
> in the Scheduler interface, it's not a big deal. I'd think you could just
> go ahead. Alternately you could wire the AsyncListenableTaskExecutor bean
> directly into the service, I suppose.
>
> On Mon, Aug 22, 2016 at 12:55 PM, Vanya Seth <vanyas@xxxxxxxxxxxxxxxx>
> wrote:
>
>> Hi Lars
>>
>> Any comments on this one?
>>
>> Regards
>> Vanya
>>
>> On Wed, Aug 17, 2016 at 12:44 PM, Vanya Seth <vanyas@xxxxxxxxxxxxxxxx>
>> wrote:
>>
>>> Hi Lars
>>>
>>> We are looking at extending org.hisp.dhis.system.scheduling.Scheduler to
>>> also have the ability to return the ListenableFuture for a Runnable as
>>> well. This will help us or any dev in the future to check the status of the
>>> ongoing Runnables in the system and provide some user experience around it.
>>>
>>> Please let know if you are ok with us taking it up? As we want to fix a
>>> bug wherein the "sync now" button should not be clickable if the task is
>>> already running.
>>>
>>> Regards
>>> Vanya
>>>
>>>
>>> On Mon, Aug 8, 2016 at 9:26 AM, Aamer Mohammed <aamerm@xxxxxxxxxxxxxxxx>
>>> wrote:
>>>
>>>> Hi Lars/Morten,
>>>>
>>>> The scheduling page in DHIS 2.24 has ability to run tasks immediately
>>>> in below sections.
>>>>
>>>>    - Metadata Synchronization - Using 'Sync Now' button
>>>>    - SMS Scheduler - Using 'Run Now' button
>>>>
>>>> When the user clicks 'Sync Now' button, an asynchronous task is
>>>> triggered in the backend for metadata synchronization. The user can click
>>>> the button again before the synchronization task is even complete. We want
>>>> to prevent this as it can spawn multiple threads in the system all doing
>>>> the same job leading to race conditions in system.
>>>>
>>>> We can do the changes in SchedulingManager.executeTask so that it will
>>>> check the status of the previously submitted task. If it is not running
>>>> then it will start new task or otherwise not. These changes should be
>>>> applicable to any 'executeNow' type tasks in the system.
>>>>
>>>> Does DHIS2 already have such functionality available elsewhere in the
>>>> system? Any thoughts on this approach.
>>>>
>>>>
>>>> Thanks
>>>> Aamer.
>>>>
>>>
>>>
>>>
>>> --
>>> With Regards
>>> ThoughtWorks Technologies
>>> Hyderabad
>>>
>>> --Stay Hungry Stay Foolish!!
>>>
>>
>>
>>
>> --
>> With Regards
>> ThoughtWorks Technologies
>> Hyderabad
>>
>> --Stay Hungry Stay Foolish!!
>>
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>>
>
>
> --
> Halvdan Hoem Grelland
> Software developer, DHIS 2
> University of Oslo
> http://www.dhis2.org <https://www.dhis2.org/>
>
>


-- 
With Regards
ThoughtWorks Technologies
Hyderabad

--Stay Hungry Stay Foolish!!