yes - it's in the 2.2 release. here's the change:
http://svn.apache.org/viewvc?view=rev&revision=513019
the code involved would be:
FilterHandler handler = ... // implement this interface as we've
done
// for the three standard filter types
FilterFactory.getInstance().addHandler(handler);
Dan
david2 <[EMAIL PROTECTED]> wrote on 08/08/2007 11:30:19 AM:
>
> Dan,
>
> Did this change ever make it into the regular build? If so, which
version?
>
> Thanks,
> -David
>
>
>
> Daniel Jemiolo wrote:
> >
> > I think a simple change to the WSN FilterFactory will allow you to add
> > your own Filter implementations to the current WSN implementation. Are
you
> > willing to use the nightly build? My changes would not be part of an
> > official release until version 2.2 (March 23rd). Let me know, and I
will
> > elaborate on what to do.
> >
> > Dan
> >
> >
> >
> > dnguyen <[EMAIL PROTECTED]> wrote on 02/27/2007 12:20:09 PM:
> >
> >>
> >> The first sample code I found is in Xalan's distro
in /samples/XPathAPI.
> > The
> >> example included ExtensionTest.java (custom function through static
> > method),
> >> ExtensionFunctionResolver.java (main app), and . The main app
basically
> >> created an instance of XPath and set its resolver with an instance of
> >> XPathFunctionResolverImpl. The expression passed to the XPath
instance
> > to
> >> evaluate is "java:ExtensionTest.test('Bob')", where the resolver found
> > the
> >> implementation in the classpath.
> >>
> >> The second sample code is in /samples/extensions. This example
included
> >> MyCounter.java (custom function), 4-numlistJava.xsl (has Xalan tags to
> >> include MyCounter function), and xml file for processing. Since this
> >> example involved an XSL file to include and use the custom function, I
> >> thought it may not be applicable to Muse.
> >>
> >>
> >>
> >> Daniel Jemiolo wrote:
> >> >
> >> > how does xalan allow you to specify custom functions? can you
provide
> > a
> >> > sample of the code you want to execute? if so, perhaps we can find a
> > way
> >> > to work it in to the API. it may still be tough to do, though, given
> > that
> >> > the xpath expression is coming from the subscribe() request - you
may
> > need
> >> > to specify your own dialect to get this working correctly. but send
> > the
> >> > code and we'll see what we can do.
> >> >
> >> > Dan
> >> >
> >> >
> >> >
> >> > dnguyen <[EMAIL PROTECTED]> wrote on 02/27/2007 11:07:55
AM:
> >> >
> >> >>
> >> >> I need to filter the NotificationMessage using MessagePatternFilter
> > with
> >> > a
> >> >> custom XPath function. I noticed that Muse is using Xalan, so I
went
> > to
> >> >> Xalan's website to view the docs. I could not find a way to
> > reference
> >> > the
> >> >> custom function using just XPath, which is solely what is specified
> > in
> >> > the
> >> >> MessagePatternFilter. Is there a way to deploy a custom XPath
> > function
> >> > into
> >> >> Muse for complex filtering?
> >> >> --
> >> >> View this message in context:
> >> > http://www.nabble.com/How-to-insert-custom-
> >> >> XPath-function-into-Muse.-tf3302003.html#a9185358
> >> >> Sent from the Muse User mailing list archive at Nabble.com.
> >> >>
> >> >>
> >> >>
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> >> >>
> >> >
> >> >
> >> >
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> >> >
> >> >
> >> >
> >>
> >> --
> >> View this message in context:
> > http://www.nabble.com/How-to-insert-custom-
> >> XPath-function-into-Muse.-tf3302003.html#a9187014
> >> Sent from the Muse User mailing list archive at Nabble.com.
> >>
> >>
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> >
> >
>
> --
> View this message in context: http://www.nabble.com/How-to-insert-
> custom-XPath-function-into-Muse.-tf3302003.html#a12055640
> Sent from the Muse User mailing list archive at Nabble.com.
>
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