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From bugzi...@apache.org
Subject DO NOT REPLY [Bug 52025] 7.0.21 and newer break the JDK 6 Service provider mechanism for loading JDBC Drivers
Date Mon, 17 Oct 2011 13:52:48 GMT
https://issues.apache.org/bugzilla/show_bug.cgi?id=52025

--- Comment #8 from Rick Bullotta <rick.bullotta@thingworx.com> 2011-10-17 13:52:48
UTC ---
Thanks, Mark.  Probably the reason they left the Service provider stuff in
sun.misc!!!  We'll just go back to the ever-popular Class.forName, which
(almost) always works...

(In reply to comment #7)
> I am closing this as INVALID as the Service Provider mechanism for
> DriverManager is - as I suspected - broken for servlet container environments.
> Given that it was a lottery if this ever worked before, that it now
> consistently doesn't work isn't really a regression.
> 
> What I have done is updated the documentation to try and explain what is going
> on and how to work-around it. Basically, just assume the service provider
> mechanism isn't there and manually register (and deregister) the Driver.
> 
> The change for the updated docs is here:
> http://svn.apache.org/viewvc/tomcat/trunk/webapps/docs/jndi-datasource-examples-howto.xml?r1=1184919&r2=1184918&pathrev=1184919
> 
> You may find this presentation on memory leaks useful / interesting:
> http://people.apache.org/~markt/presentations/2010-11-04-Memory-Leaks-60mins.pdf

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