Well, there is interest - the tomcat-lite in the sandbox does allow that (
there is even a TomcatLiteNoConnector unit test ).

The code is broken right now - in process of moving part of it to trunk and
adjusting it to be easier to digest. Will take quite a while
before it's ready for an official release - but ability to run 'in process'
( either as unit tests,  or as you describe ) is one of the goals.

Costin


On Mon, Oct 6, 2008 at 11:16 AM, Jess Holle <[EMAIL PROTECTED]> wrote:

> Having looked into this further it seems clear Tomcat is not designed to
> provide any reasonably reliable / easy-to-use means of making a JSP or
> servlet request from within the process but outside a connector request
> thread.  If one wants to properly do this it would appear one has to call
> org.apache.catalina.core.StandardEngineValve.invoke() oneself -- with Tomcat
> Request and Response objects.  Ideally there would be a way to instead
> implement HttpServletRequest and HttpServletResponse as desired, mimicking
> remote client to the degree needed, get a RequestDispatcher [from a cached
> ServletContext], and call forward(), for instance -- possibly capturing the
> context class loader in a ContextListener and setting that as the context
> class loader around all this.  That /kind of/ works for include(), but skips
> all servlet filters and does not work at all for forward().
>
> I fully realize the servlet specification spells out no such mechanism, but
> I believe there is a clear gap here.  One should be able to embed Tomcat in
> an application and /easily /invoke a JSP or servlet to produce an HTML
> e-mail body, for instance.  This should involve a minimum of Tomcat-specific
> APIs.
>
> It is hard to understand why one should be unable to re-use one's JSPs and
> servlet investment to produce HTML for other purposes than HTTP responses.//
>  It is also quite unclear to me why there appears to be no interest in
> addressing this need.
>
> --
> Jess Holle
>
>
> Jess Holle wrote:
>
>> I find no user documentation on anything like what I'm looking for.
>>
>> I thus am /assuming/ this would be an extension to Tomcat and thus more
>> appropriate for a development forum than a user forum.
>>
>> I want to call JSPs, etc, from Java code to generate HTML.  I'm not
>> looking for a web server connector -- that would be a clear user group
>> question.
>>
>> Remy Maucherat wrote:
>>
>>> On Wed, 2008-09-17 at 07:48 -0500, Jess Holle wrote:
>>>
>>>
>>>> Is there an in-process connector for Tomcat somewhere out there?
>>>>
>>>> Specifically I want to be able to embed Tomcat and use JSPs, etc, to
>>>> generate HTML but without requiring loopback HTTP(S) requests.
>>>>
>>>> Does such a thing exist?  If not, would this be hard to add?
>>>>
>>>> Pointers and suggestions would be much appreciated.
>>>>
>>>>
>>>
>>> There is a user list for questions on Tomcat usage.
>>>
>>> Rémy
>>>
>>>
>>>
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>>
>>
>

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