Re: Custom Directive - Return Objects From TemplateDirectiveModel

I think you'd rather want your object to implement TemplateMethodModel  
or TemplateMethodModelEx for that purpose, and not  
TemplateDirectiveModel. Method models are the Java equivalent of  
[#function] in FTL, and have a return value.

Attila.

On 2008.02.18., at 17:41, jaybytez wrote:

>
> I am passing in a OMElement (Apache Axiom) into the freemarker  
> template.
> Unfortunately, not all the methods for the OMElement are accessible  
> using
> Bean syntax and some methods require QName parameters and not String
> parameters.  So one feature I wanted was to walk the OMElement and  
> call its
> getChildrenWithName(javax.xml.namespace.QName elementQName) to  
> return an
> iterator that only included specific elements, but at you can see the
> parameter is not something I can pass from freemarker.
>
> So what I wanted to do was create a custom directive where I could  
> pass the
> namespace and local name to the custom directive and under the  
> covers call
> this method and return its return value, which is an iterator and  
> then store
> that iterator into a variable in Freemarker (like the assign).
>
> I was going to try and simplify this by placing the OMElement into a  
> wrapper
> object so I could add some functionality, but this doesn't work.  So I
> thought about creating some custom directives, where I could do  
> OMElement
> functionality under the covers and return the results.  The only  
> thing is
> that my custom directive won't be writing to the OutputStream, but  
> will just
> be returning objects to the freemarker template to be processed by  
> other
> commands.
>
> How do you do this in the custom freemarker directive?
>
> Thanks - jay

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