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From Martin Gainty <mgai...@hotmail.com>
Subject RE: Struts 2: running processes/threads in background
Date Mon, 18 Jul 2016 14:35:51 GMT



> From: lukaszlenart@apache.org
> Date: Mon, 18 Jul 2016 07:49:28 +0200
> Subject: Re: Struts 2: running processes/threads in background
> To: user@struts.apache.org
> 
> Hi,
> 
> "execAndWait" result should be sufficient for your usecase. I was
> wondering if implementing something based on actors would make sense
> but not sure if this will play nicely with Servlets.
MG>could this be a solution to run struts with a Mock Dispatcher?

MG>https://en.wikipedia.org/wiki/Proactor_pattern
MG>is there a struts interface which can be used as Initiator?MG>is there a struts interface
which can be used as Asynch Operation Processor?
MG>can we assume Actor AsyncOperation would be any method annotated @Async as suggested
earlier?MG>if so who would manage Spring TaskExecutor..possibly struts-spring-plugin?
> 
> 
> Regards
> -- 
> Ɓukasz
> + 48 606 323 122 http://www.lenart.org.pl/
> 
> 2016-07-17 22:13 GMT+02:00 Adam Brin <abrin@digitalantiquity.org>:
> > Execute and Wait would definitely work.  Alternately, if you're using
> > Spring in the background you could use their @Async methodology for simple
> > multi-threading, and just leave Struts for basic AJAX calls to start and
> > check status.
> >
> > On Sun, Jul 17, 2016 at 8:37 AM, Peter Hilzbrich <hilzbrich@gmx.de> wrote:
> >
> >> Hello,
> >> I want to use Struts 2 to run my Java business logic in background and
> >> AngularJS for the front-end. I need to implement the following scenario: A
> >> user can make different configuration for the system to run. After
> >> configuration is made, the user clicks "start" and continuously receives
> >> new analysis data (e.g. by requesting data every second). To generate the
> >> analysis data I have to run some business logic in different threads
> >> continuously in background till the user clicks "stop". In my understanding
> >> with Struts 2 the front-end is requesting data which the business logic is
> >> generating as it is requested. Is there are way to start background
> >> processes and let them run long-time? For me, it seems that the
> >> ExecuteAndWaitInterceptor isn't the right choice..
> >>
> >> Best regards
> >> Thomas
> >>
> >> ---------------------------------------------------------------------
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> >>
> >
> >
> > --
> > _________________________________________________________
> > Adam Brin
> > Director of Technology, Digital Antiquity
> > 480.965.1278
> 
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