Jason van Zyl wrote:
>On Sun, 2002-05-26 at 05:35, rpiper wrote:
>
>
>>I would like to be able to parse velocity code from a string, rather
>>than a vm template.
>>So rather than:
>>
>>#parse("filename.vm")
>>
>>do something like:
>>
>>#evaluate(" This is a $test, of velocity ") , where say $test is a
>>string object on the context.
>>
>>I would be grateful for any suggestions.
>>
>>Basically I want to store the navigation templates in a database, and
>>therefore need to be able to evaluate
>>these from within other navigation or screen templates as a string
>>(rather than template file), retrieved from a database..
>>
>>thanks
>>
>>
>
>#evaluate ( $dbTool.getVTL("siteNavigation") )
>
>You could make a little tool that retrieves your VTL from the database
>and you can use that directly as a parameter to the evaluate directive.
>
>I can't remember if #evaluate is even a directive so you might have to
>make a tool to do the evaluations for you, but in either case I don't
>think you will have much problem getting this working.
>
>
>
Thanks, #evaluate is not a directive, I just made it up ... based on the
Velocity.evaluate method. But I can see how I can do this now.
>Have you look at the DataSourceResourceLoader in velocity yet? You could
>also use this to get VTL from a DataSource.
>
>http://cvs.apache.org/viewcvs/jakarta-velocity/src/java/org/apache/velocity/runtime/resource/loader/DataSourceResourceLoader.java?rev=1.8&content-type=text/vnd.viewcvs-markup
>
>There are also some docs on the DataSourceResourceLoader in the vel
>docs:
>
>http://jakarta.apache.org/velocity/developer-guide.html#Resource%20Loaders
>
I did see this, and will have a closer look.
thanks
Richard
-
Richard Piper
http://icu-web.org
mail:[EMAIL PROTECTED]
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