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Mark,

On 3/10/16 4:43 PM, Mark Thomas wrote:
> On 10/03/2016 21:16, jimi.hulleg...@svensktnaringsliv.se wrote:
>> On Thursday, March 10, 2016 11:20 AM, ma...@apache.org wrote:
>>> 
>>>> 3. Why is the problem not limited to the first request for a
>>>> jsp page?
>>> 
>>> Because EL imports may be dynamic so the EL has to be evaluated
>>> on execution.
>> 
>> I'm not really sure I follow you now. Can you explain what you
>> mean with dynamic imports in this regard? I can't see any
>> mentioning of it in the specs 
>> (http://download.oracle.com/otn-pub/jcp/el-3_0-fr-eval-spec/EL3.0.FR.
pdf).
>
>> 
> There is nothing stopping a JSP author obtaining a reference to
> the ImportHandler and conditionally adding classes to import. The 
> configuration of the ImportHandler could change on every call to
> the page.

What about marking the ImportHandler as "dirty" and flushing a cache
of prior lookups? (Or are we talking about spec-defined classes only,
here?)

- -chris
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