RE: [Jython-dev] Q: how to run cleanup method when interpreter ex its?

[Jim A. <Ji...@do...>]

Not sure if this is what you're looking for, but it's worth a look. It's
similar to the swing demo 'console.py', but all-java:

ftp://iee.umces.edu/SME3/JConsole/SPyConsole.zip


> -----Original Message-----
> From: Matthew Cornell [mailto:co...@cs...]
> Sent: Monday, October 15, 2001 5:00 AM
> To: pe...@in...
> Cc: jyt...@li...
> Subject: Re: [Jython-dev] Q: how to run cleanup method when 
> interpreter
> exits?
> 
> 
> Thanks for the ideas. I'm sorry I wasn't clear about the scenario: We
> were investigating supporting users using our program's class while
> working in the interpreter on the command line. For example: User
> starts jython script, creates an instance of our class (prox =
> Proximity(xx)), and works with that instance (prox.foo()). The problem
> was that we needed some cleanup code to run because instatiating an
> instance of our class allocates some resources (JDBC connections,
> etc.) However, since the *interpreter* (not an application of ours) is
> in control, we were looking for hooks that would let us clean up when
> the interpreter (or VM) exits.
> 
> We've now decided that we should be in control, so I'm working on
> creating a Swing-based Jython console. I'm looking at using something
> like this:
> 
>     Py.getSystemState().stderr = new 
> PyFile(jtextAreaPrintStream, "<stderr>");
> 
> The trick is creating a JTextArea that acts like an InputStream and
> OutputStream. I've read a bunch of newsgroup posts on redirecting
> stdin and stdout, and the fullest solution seems to be a Rhino
> (JavaScript in Java) tool:
> 
>     http://www.mozilla.org/rhino/
>     
> http://lxr.mozilla.org/mozilla/source/js/rhino/toolsrc/org/moz
> illa/javascript/tools/shell/
> 
> If anyone has alread created one of these for a Jython interpreter I'd
> be grateful if you'd share the source!
> 
> Sincerely,
> 
> matt
> 
> 
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