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From: Jason Dillon <jason@planet57.com>
Subject: Re: Endorsed dirs
Date: Mon, 4 Sep 2006 10:56:22 -0700
To: dev@geronimo.apache.org
Sender: Jason Dillon <jason.dillon@gmail.com>

Yup, it definitely is not happy if these jars are not on the classpath.

--jason


On Aug 28, 2006, at 10:03 AM, Dain Sundstrom wrote:

> IIRC you will get exceptions on a 1.4 JVM if xerces is not  
> available since the local attribute manager uses a few custom  
> xerces properties.
>
> -dain
>
> On Aug 27, 2006, at 10:47 PM, Jason Dillon wrote:
>
>> I guess we could try omitting the xerces jars from the classpath  
>> of server.jar and see if it works or not...
>>
>> --jason
>>
>>
>> On Aug 26, 2006, at 5:41 PM, Heinz Drews wrote:
>>
>>> Everything loaded from directories specified by
>>> -Djava.endorsed.dirs={dirlist} is loaded by the bootstrap  
>>> classloader.
>>> The documentation in Tomcat indicates that the endorsed dirs are
>>> managed differently.  But the classes are visible in a classloader.
>>>
>>> On 8/26/06, David Jencks <david_jencks@yahoo.com> wrote:
>>>> IIRC Tomcat needs this stuff set only for validation: it doesn't
>>>> actually do _anything_ with the endorsed directories or their
>>>> contents to set up or influence any classloaders.
>>>>
>>>> I think someone needs to do some experiments to determine:
>>>> - if the jars in endorsed need to be added explicitly to some
>>>> classloader
>>>> - if that classloader has to be the system (?? application??
>>>> boot??????) classloader or if any classloader that includes a  
>>>> jar in
>>>> endorsed gets to use the stuff in the jar in preference to the  
>>>> stuff
>>>> in the jvm.
>>>>
>>>> My unvalidated impression agrees with Dain
>>>>
>>>> thanks
>>>> david jencks
>>>>
>>>> On Aug 25, 2006, at 7:44 PM, anita kulshreshtha wrote:
>>>>
>>>> >    IIRC, The tomcat container needs to be started with
>>>> > java.endorsed.dirs system property set to a dir where the xerces
>>>> > parser
>>>> > is available. It uses the endorsed dir mechanism to override the
>>>> > default parser. The server manifest.mf contains an entry
>>>> > Endorsed-Dirs: lib/endorsed
>>>> >   which is used by Deamon (read by CommandLineManifest) to set  
>>>> this
>>>> > property before starting Geronimo. It should have been enough,  
>>>> but it
>>>> > seems we have been adding it to the classpath also. I do not  
>>>> know if
>>>> > this property is used by anyone else.
>>>> >
>>>> > Thanks
>>>> > Anita
>>>> >
>>>> > --- Dain Sundstrom <dain@iq80.com> wrote:
>>>> >
>>>> >> IIRC, they have to be on the classpath.
>>>> >>
>>>> >> -dain
>>>> >>
>>>> >> On Aug 25, 2006, at 12:21 PM, Jason Dillon wrote:
>>>> >>
>>>> >>> Anyone know if the jars in the endorsed dir need to be added  
>>>> to the
>>>> >>
>>>> >>> classpath... or will the jvm just suck up all *.jar files  
>>>> and load
>>>> >>
>>>> >>> them anyways?
>>>> >>>
>>>> >>> Was just wondering that if that is the case, and we add them  
>>>> to the
>>>> >>
>>>> >>> classpath, does that just waste bytes for an unused classloader
>>>> >> and/
>>>> >>> or slow down the initial boot?
>>>> >>>
>>>> >>> --jason
>>>> >>
>>>> >>
>>>> >
>>>> >
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>