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zuo liao

Joined: Oct 11, 2007
Posts: 8
I have a jar(common.jar) file which will be used by all the J2EE applications. I put it under WebSphere\AppServer\lib\ext folder. The common.jar uses log4j.

If we have J2EE application which also use log4j, it has its own Will in common.jar affect in the J2EE application? Thanks
Matt Swaggi
Ranch Hand

Joined: May 29, 2008
Posts: 61
That depends upon the class loader policy that you set and also the hierarchy.


Usually it is either single / multiple .

I agree. Here's the link:
jQuery in Action, 3rd edition