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Re: Java Runtime getRuntime().exec not work in AIX

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On Sep 23, 8:14 pm, Andreas Leitgeb <a...@gamma.logic.tuwien.ac.at>
wrote:
> Arne Vajhøj <a...@vajhoej.dk> wrote:
> > On 9/23/2011 10:35 AM, SamuelXiao wrote:
> >> String[] cmds ={"/bin/ksh","-c","uuencode /log/test.log attached.log |
> >> mailx -s 'Testing' a...@example.com "};
> >> System.out.println("Before process run");
> >> Process process = Runtime.getRuntime().exec(cmds);
> >> System.out.println("After process run");
> >> both message displayed, but the process really not running.
> > That code is not reading output and error from the process.
>
> What may be even more relevant than reading from channels
> that likely won't send data, anyway, is to call .waitFor()
> on the process returned by the .exec(...)-call, in order to
> ensure that "After process run" is really printed after the
> run, instead of already after merely being kicked off.
>
> Reading from the error channel, like Arne suggested, might
> still be a good idea - unless you really don't care about
> any failures of uuencode or mailx.  Logging errors could also
> be done by ">>/tmp/debug-uuencode-and-mailx.log 2>&1" added
> to the little ksh-script.

Hi all,

Thanks very much, the problem has been solved. After I added
p.waitfor() after .exec(cmds), the process run successfully. Although
I don't know why need to add waitfor() to it.

Thanks

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Java Runtime getRuntime().exec not work in AIX SamuelXiao <foolsmart2005@gmail.com> - 2011-09-22 08:09 -0700
  Re: Java Runtime getRuntime().exec not work in AIX Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-09-22 14:56 -0700
    Re: Java Runtime getRuntime().exec not work in AIX SamuelXiao <foolsmart2005@gmail.com> - 2011-09-23 07:31 -0700
      Re: Java Runtime getRuntime().exec not work in AIX Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2011-09-23 10:20 -0700
  Re: Java Runtime getRuntime().exec not work in AIX Arne Vajhøj <arne@vajhoej.dk> - 2011-09-22 21:20 -0400
    Re: Java Runtime getRuntime().exec not work in AIX SamuelXiao <foolsmart2005@gmail.com> - 2011-09-23 07:35 -0700
      Re: Java Runtime getRuntime().exec not work in AIX Patricia Shanahan <pats@acm.org> - 2011-09-23 09:45 -0700
      Re: Java Runtime getRuntime().exec not work in AIX Arne Vajhøj <arne@vajhoej.dk> - 2011-09-23 17:45 -0400
        Re: Java Runtime getRuntime().exec not work in AIX Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-09-24 00:14 +0000
          Re: Java Runtime getRuntime().exec not work in AIX Arne Vajhøj <arne@vajhoej.dk> - 2011-09-23 20:41 -0400
          Re: Java Runtime getRuntime().exec not work in AIX SamuelXiao <foolsmart2005@gmail.com> - 2011-09-26 08:28 -0700
            Re: Java Runtime getRuntime().exec not work in AIX Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-09-26 22:33 +0000
        Re: Java Runtime getRuntime().exec not work in AIX Lars Enderin <lars.enderin@telia.com> - 2011-09-24 10:59 +0200
          Re: Java Runtime getRuntime().exec not work in AIX Roedy Green <see_website@mindprod.com.invalid> - 2011-09-26 02:27 -0700
            Re: Java Runtime getRuntime().exec not work in AIX Andreas Leitgeb <avl@gamma.logic.tuwien.ac.at> - 2011-09-26 09:32 +0000
              Re: Java Runtime getRuntime().exec not work in AIX Lars Enderin <lars.enderin@telia.com> - 2011-09-26 19:42 +0200
            Re: Java Runtime getRuntime().exec not work in AIX Arne Vajhøj <arne@vajhoej.dk> - 2011-09-26 19:31 -0400
      Re: Java Runtime getRuntime().exec not work in AIX Roedy Green <see_website@mindprod.com.invalid> - 2011-09-24 16:29 -0700

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