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From Henri Yandell <bay...@generationjava.com>
Subject Re: What sucks about c:import!
Date Wed, 21 Aug 2002 15:11:59 GMT

I'm sure I could look this up myself, but it might be nice to have it in
the archives with this thread.

Which jar is needed if I want to add EL to my taglib. Without having to
include the whole JSTL implementation?

Hen

On Wed, 21 Aug 2002, Shawn Bayern wrote:

> On Wed, 21 Aug 2002, Mark R. Diggory wrote:
>
> > On another note, I've been playing around with Taglibraries for some
> > time now. I'd like to integrate the EL Engine into my libraries, from
> > what I understand it is now going to be part of the JSP 2.0 spec as
> > well. How might I go about integrating it into my Taglibraries?
>
> JSP 2.0 makes the interface standard; with JSP 1.2 and JSTL 1.0, you need
> to use the custom interface supported by whichever implementation you
> choose (e.g., the Standard Taglib).
>
> > I've seen examples like the following, is this really all I need to
> > do?
> >
> > import org.apache.taglibs.standard.lang.support.ExpressionEvaluatorManager;
> >         Object obj = ExpressionEvaluatorManager.evaluate(
> >         attName, attValue, clazz, this, pageContext);
>
> Looks good to me.  The JSP 2.0 API will be a little more complex, but
> that's a tradeoff for it's vastly superior generality:  it allows for use
> of the EL even beyond JSP pages.  (And some extra baggage is necessary to
> support JSP 2.0's notion of 'EL functions', which was added after JSTL
> 1.0.)
>
> --
> Shawn Bayern
> "JSTL in Action"   http://www.jstlbook.com
>
>
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>


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