Thanks Chuck, one more thing.

I know this is very basic, but let me ask:

Will the java 1.5 installer do anything under-the-hood that could prevent
the v1.4.2 JDK from working?  I plan doing a lot of back and forth testing
between the JDKs so they must both able to run.

On Mon, Mar 23, 2009 at 2:34 PM, Caldarale, Charles R <
chuck.caldar...@unisys.com> wrote:

> > From: Jonathan Mast [mailto:jhmast.develo...@gmail.com]
> > Subject: Upgrading to Java 1.5
> >
> > I want to migrate to Java 1.5.  Is it possible to
> > do this vis-a-vis Tomcat by just altering what the
> > /usr/local/java link points to?
>
> You'll also need to remove the compatibility package that you installed in
> order to run Tomcat 5.5 with the 1.4 JRE.  The compatibility package
> consists of:
>  bin/jmx.jar
>  common/endorsed/xercesImpl.jar
>  common/endorsed/xml-apis.jar
>
> Leaving them around can cause classloading problems under a 1.5 JRE.
>
>  - Chuck
>
>
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