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Date: Sun, 12 Feb 2012 16:32:40 +0100
Message-ID: 
 <CAFSqz9OzQVj1SQjdSiWaRppzwopt6OtvY3LZryQ7Bbemq7chPQ@mail.gmail.com>
Subject: Re: Regarding exec task
From: =?ISO-8859-1?Q?wolfgang_h=E4felinger?= <whaefelinger@gmail.com>
To: Ant Developers List <dev@ant.apache.org>, Vimil Saju <vimilsaju@yahoo.com>
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> Is it possible to make the Execute class in ant extensible so that it bec=
omes possible to plugin our own implementation of Process class.

Implement your own ueber-exec taks which uses default exec class when
not-on windows and otherwise makes use of your own jvnet-process exec
task.

On Sun, Feb 12, 2012 at 3:29 PM, Vimil Saju <vimilsaju@yahoo.com> wrote:
>
>
>
>
> Hi,
>
> I noticed that on windows, if I use the exec task to run a batch script w=
hich in turn starts other processes then if kill ant then the sub-processes=
 created by the batch script still continues to run. I did some research on=
 google and found that the default java implementation of Process.destroy d=
oes not kill the child processes created by a process on windows. I also fo=
und that there are some third party libraries like jvnet that provide the c=
apability of killing all processes created by a process on windows.
>
> So I thought of somehow extending the 'Execute' class of ant to use the f=
unctionality of this 3rd party library, but I find that its difficult if no=
t impossible to extend this class. I can't find a way to provide my impleme=
ntation of Process class that does something different when its destroy met=
hod is called. Other core tasks such as java task directly create an instan=
ce of the 'Execute' class which makes it difficult to globally change how a=
 forked process is destroyed within ant.
>
> Is it possible to make the Execute class in ant extensible so that it bec=
omes possible to plugin our own implementation of Process class.
>
>
> Thanks
>
> Vimil


--=20
Wolfgang H=E4felinger

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