Chuck,

Thank you.  I have some jars that I'm going to create an RPM for to help with 
provisioning.  Since I'm doing that I thought linking or putting them in the 
shared class loader repository might be smart, but perhaps not :).

Thanks again,
- Ole




On 06/01/2011 03:10 PM, Caldarale, Charles R wrote:
From: Ole Ersoy [mailto:ole.er...@gmail.com]
Subject: Re: Tomcat 7 Shared Class Loader Removed?

I was thinking about putting the jars in the shared repository,
rather than deploying them with the war.  Could you please help
me understand why this is bad?

1) You would have data sharing - probably inadvertent - across all the webapps. 
 Information can leak from one to another, which has serious integrity and 
security implications.

2) You would introduce versioning dependencies across all your webapp 
deployments, so if one copy of the webapp needed to be updated for a given 
client set, all would have to be updated simultaneously.

3) Redeployment or restart of a single webapp would be impossible.

Other than saving a certain amount of disk and memory space (both of which are 
exceedingly cheap these days), what do you think you would gain?

  - Chuck


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