Groups > comp.lang.java.programmer > #32867

Re: interruptable process?

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From	Martin Gregorie <martin@address-in-sig.invalid>
Newsgroups	comp.lang.java.programmer
Subject	Re: interruptable process?
Date	Fri, 9 Oct 2015 23:13:26 +0000 (UTC)
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On Fri, 09 Oct 2015 10:31:56 -0700, Eric Douglas wrote:

> On Friday, October 9, 2015 at 12:30:19 PM UTC-4, Jan Burse wrote:
>> http://docs.oracle.com/javase/7/docs/api/java/lang/Process.html destroy
>> public abstract void destroy()
>> Kills the subprocess. The subprocess represented by this Process object
>> is forcibly terminated.
> 
> I tried the destroy method, it didn't work.  The java ProcessBuilder
> starts command Blender.exe with a -P that passes it a python script. 
> This line in the script apparently starts a second Blender.exe which
> actually does the rendering.  Only the first Blender task is destroyed.
> bpy.ops.render.render( write_still=True )
> 
> If this Java process is started from a cmd.exe window and we press ctrl
> + break on that window it does terminate the render.  This is what I
> hoped to emulate through code.  This ctrl + break command can only be
> executed at the server's physical console.  We cannot even sign in
> remotely to this server, it breaks the Blender program.

Does it work any better if you use Runtime.exec() rather than 
ProcessBuilder.start()? 

I'm asking because Runtime.exec() looks more like the C execl*() set of 
functions, which give you rather more control over the child process than 
the C system() function does.
 

-- 
martin@   | Martin Gregorie
gregorie. | Essex, UK
org       |

Thread

interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-08 05:27 -0700
  Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 09:50 -0400
    Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-08 07:39 -0700
      Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 14:27 -0400
        Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-08 11:58 -0700
          Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 15:10 -0400
          Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 15:22 -0400
            Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-08 12:40 -0700
              Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 16:21 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 16:55 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-08 21:15 -0400
                Re: interruptable process? Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-09 09:41 +0000
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 05:12 -0700
                Re: interruptable process? Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-09 13:52 +0000
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 09:08 -0700
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 12:43 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 13:23 -0400
                Re: interruptable process? Jan Burse <janburse@fastmail.fm> - 2015-10-09 18:26 +0200
                Re: interruptable process? Jan Burse <janburse@fastmail.fm> - 2015-10-09 18:30 +0200
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 10:31 -0700
                Re: interruptable process? Martin Gregorie <martin@address-in-sig.invalid> - 2015-10-09 23:13 +0000
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-12 05:09 -0700
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 10:25 -0700
                Re: interruptable process? Jan Burse <janburse@fastmail.fm> - 2015-10-09 20:04 +0200
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 11:23 -0700
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 11:30 -0700
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 08:38 -0400
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 05:18 -0700
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 08:46 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 08:59 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 11:06 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 13:54 -0400
                Re: interruptable process? Jeff Higgins <jeff@invalid.invalid> - 2015-10-09 14:59 -0400
                Re: interruptable process? Eric Douglas <e.d.programmer@gmail.com> - 2015-10-09 12:13 -0700

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