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From: Jeff Higgins <jeff@invalid.invalid>
Newsgroups: comp.lang.java.programmer
Subject: Re: interruptable process?
Date: Fri, 09 Oct 2015 08:38:12 -0400
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On 10/09/2015 05:41 AM, Martin Gregorie wrote:
> On Thu, 08 Oct 2015 21:15:30 -0400, Jeff Higgins wrote:
>
>> On 10/08/2015 04:55 PM, Jeff Higgins wrote:
>>> On 10/08/2015 04:21 PM, Jeff Higgins wrote:
>>>
>>>>> I don't know if all this even makes sense or there's an easier way to
>>>>> start processes on a machine that can be aborted from another
>>>>> machine.
>>>>>
>>>>>
>>> I'm not really sure why Java platform anyway.
>>>
>>> <http://windowsitpro.com/powershell/break-your-batch-habit-and-move-
> powershell>
>>>
>>>
>>> <https://technet.microsoft.com/en-us/scriptcenter/dd742419.aspx>
>>>
>> If using the OS services to kill a running blender instance seems
>> drastic.
>>
>> Maybe you can finesse it with some python scripting.
>> <http://www.blender.org/api/blender_python_api_2_76_1/
> bpy.app.handlers.html>
>>
>> You'll still want a way to communicate.
>> Maybe Jetty or Tomcat.
>>
> Seems heavy.

I agree. Which is why I pointed at Powershell. It doesn't make sense to
me to be running this with a JVM, all Java has is ProcessBuilder.

Two cooperating Windows services, a Blender Job queue service, and a
Blender render service seems the simplest and most controllable.
Well, plus an app for users to request and track job tickets.
>
> How about two user threads? One to process entries on a queue of blender
> requests and the other to monitor a socket for blender requests and
> action them [add/delete queue entries and, on request, kill the current
> blender process].
>
> Question for the OP: it appears that any user can add blender tasks to
> the queue, but can any user kill the current blender task regardless of
> who submitted it?
>
It's bad enough that an administrator can shut down my jobs, now you
want to let Bob do it?