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From Mark Thomas <>
Subject Re: can i compile .tag files on the fly? please help :(
Date Wed, 01 Oct 2008 19:21:43 GMT
LoopInfinitum wrote:
> thanks again for the replies.
> i guess i wasn't clear... i, of course, have tried this; the status quo is
> (and has been) that our team has to restart the server for any .tag changes
> made.  it has been this way since i was hired a year ago, and, of course,
> we'd benefit greatly from being able to tweak changes in real time.
> and i agree with you, i know our tomcat is old :)  unfortunately, we're
> stuck with it right now.
> i saw these in the spec:
> "Upon deployment, the JSP container must search for and process all tag files 
> appearing in these directories and subdirectories."
> "For each tag file in the web application, a tag handler is made available
> to JSP 
> pages and other tag files. The specifics of how this is done are left up to
> the Con- 
> tainer implementation. For example, some Containers may choose to compile
> tag 
> files into Java tag handlers, whereas others may decide to interpret the tag
> handlers."
> so my question is, can tomcat 5.02a be configured to compile .tag files on
> the fly?  again, this is not the case for our current configuration.
> thanks again,
> john
> David Smith-2 wrote:
>> I would guess from a brief look at the jsp 2.0 spec, the answer is yes, 
>> but didn't read far enough to be absolutely sure.  You could read the 
>> spec yourself for a definitive answer or just try it...  Personally I 
>> find reality more fun.
>> - write a test tag
>> - write a jsp to test it
>> - run the jsp test
>> - modify the tag file only
>> - run the jsp test again
>> BTW, you should *really* upgrade your version of tomcat.  You'll be 
>> happier with the results.
>> --David
>> LoopInfinitum wrote:
>>> hey all,
>>> i'm looking for a definitive answer:
>>> can .tag files be compiled on the fly, or do they always require a
>>> recompile
>>> and restart for changes to take effect?
>>> we currently have jsp's set to compile on the fly, and it makes dev so
>>> much
>>> easier/faster.
>>> is there any alternative, if not the same very dynamic editing ability of
>>> .jsp's?
>>> running tomcat 5.02a.

If you are really running 5.0.2 Alpha you need to upgrade. That version is
over 5 years old and the 5.0.x branch hasn't been supported for some time.

On current versions compilation on the fly does just work.


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