Baker,
> -----Original Message-----
> From: [EMAIL PROTECTED] On Behalf Of Baker Hughes
> Sent: Thursday, 12 January 2006 10:03
> To: [email protected]
> Subject: RE: [U2] UniVerse call to Java class
>
> It looks like the closest we can get to a Java call is either:
> a) embedded shell command in Basic Sub call
If you use something like
ShellSentence = "MyShellScriptName -a ":ARG1:" -b
":QUOTE(ArgWithSpaces):" -X ConstantString"
PERFORM "sh /c '":ShellSentence:"'"
You can pass arguments on the command line.
> b) 'Execute' a Voc pointer from Basic Sub that has a shell command
> Does anyone have an example of this?
> a & b don't offer easy way to pass arguments, do they?
>
> c) wrap the Java call in a C program and call that through the GCI
> I guess I could just use their C API (after all the hair pulling
to get
> the Java API to run)
>
> A couple goals to guide methodology:
> 1) Multi-thread capability, persistent until finished, 1 authorization
= 1 call
> 2) Speed, with desire to eventually make this 'on-line' authorizations
> if responses are fast enough (in milliseconds)
I doubt if the 'PERFORM "sh /c ... ' approach will scale above a very
small level
Hope this helps
Mike
>
> Thanks to everyone for the corporate musings.
>
> R. Baker Hughes
> UniVerse Programming
> Mouser Electronics, Inc.
>
>
>
> from Gordon -
> >UV has the GCI (General Call Interface) that allows it to
> make calls to
>
> >external subroutines written in C, C++ and Fortran 77.
> >
> >P.S. I think we should add this functionality request to our
> enhancement
> >request list. Fortran 77? Does that even exist anymore?
> I'm thinking
> a
> >Java interface would be much more in demand that a Fortran 77 one.
>
> Well said.
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