Hi Robert,

Thanks! I'll do that.
Seems like my approach is not going to work then.  It also seems that precompilation 
of JSPs will always require a context bounce whatever the approach whether its to 
reload the contents of the work directory or reload the web.xml file and corresponding 
servlets.

Regards,
Alan

-----Original Message-----
From: Robert Kr�ger [mailto:[EMAIL PROTECTED]
Sent: 19 July 2004 15:25
To: Tomcat Users List
Subject: Re: jsp precompiling using staging server



Alan,

I've noticed too that the algorithm in Jasper, which detects JSP file 
modifications is not terribly robust as far as manual modifications to 
generated files are concerned. What you could do is assemble a small 
test application with steps to reproduce the behaviour and file a bug 
report in bugzilla with your test case and hope that the guy who's in 
charge of the jasper core thinks it's a valid requirement to have manual 
  changes to generated files detected. He has been very helpful and 
responsive with my jasper bug reports, so I can only encourage you to 
try your luck. You can always look at the source yourself and suggest a 
patch, however my impression was that you cannot look at the jasper 
source and expect to understand what's going on in a few minutes but YMMV.

Regards,

Robert


Flisch, Alan wrote:

> Hi,
> 
> Thanks or your suggestion, but I was hoping to avoid having to bounce the context.  
> Also, I have looked at using ANT, but there were a variety of limitations that 
> caused problems.  I found I couldn't specify a fileset but could only compile a 
> whole directory and as I said I was hoping to be able to avoid editing the web.xml 
> file and bouncing the context.
> 
> My current approach (using a staging server and the precompilation directive) works 
> quite well apart from the problem I detailed below.  I am a bit worried that its a 
> showstopper for me.
> 
> Thanks,
> Alan
> 
> 
> 
> -----Original Message-----
> From: Tim Funk [mailto:[EMAIL PROTECTED]
> Sent: 19 July 2004 14:54
> To: Tomcat Users List
> Subject: Re: jsp precompiling using staging server
> 
> 
> This message contains a ant build.xml snippet to precompile all jsps's into a 
> jar. If you implement this - then all your need to do is replace the jar file 
>   of precompiled JSP's (1 file) and reload the server.
> 
> http://marc.theaimsgroup.com/?l=tomcat-user&m=108999588415291&w=2
> 
> 
> -Tim
> 
> Flisch, Alan wrote:
> 
>>I hope you can help me with this...
>>
>>I am trying to devise a precompiling procedure to reduce load on our production 
>>servers.  I am precompiling the jsps on a staging server and then copying over the 
>>.jsp files to the appropriate webapp directory and the .java and .class files to the 
>>work directory.  It works great the first time (it spots the new JSP and notices a 
>>newer compiled version in the work directory and loads that without any 
>>compilation), but it does not work when I am trying to copy over new versions of 
>>existing JSPs - it continues to serve the old one even though the .jsp file is new 
>>and the .class and .jsp files are new.  I'm not sure what it does - it seems that it 
>>must be comparing the modified time of the .jsp file with that of the .class file 
>>and if the class file is newer it does nothing even if they are both newer than the 
>>loaded class file.
>>
>>Does anybody have any idea how I can prompt it to load the new class in the work 
>>directory to replace the existing one - is this even possible?
>>
>>Any help would be much appreciated.
>>
> 
> 
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________________________
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