dev@glassfish.java.net

Re: Location of User JARs in GlassFish ?

From: Arun Gupta <Arun.Gupta_at_Sun.COM>
Date: Thu, 28 Aug 2008 10:41:06 -0700

> It will work when that bug is fixed.
>
> By the way, you did not mention anything about Rails deployement when
> you updated that bug. Pl. do so, as the code path is different.
How is it different from any other OSGi module ?

-Arun

>
> Thanks,
> Sahoo
>>
>> -Arun
>>
>> Sahoo wrote:
>>> Arun,
>>>
>>> The location of the driver jars is not the issue. In fact, one should
>>> not use glassfish/lib for JDBC drivers. domain_dir/lib is a more
>>> appropriate place for JDBC drivers.
>>>
>>> I looked at com.sun.gjc.common.DataSourceObjectBuilder
>>> getDataSourceObject. The reason you are seeing this issue is that
>>> Thread's context class loader is not set to CommonClassLoader during
>>> that operation. An issue has been already filed. See
>>> https://glassfish.dev.java.net/issues/show_bug.cgi?id=5596
>>>
>>> Add your test case there so that engineer making the fix can test
>>> your use case as well.
>>>
>>> In the mean while, as a work around, you can put the jars in
>>> jre/lib/ext or domain1/lib/ext. If you do decide to put it in
>>> domain/lib/ext, then you must set -Djava.ext.dirs properly while
>>> starting using java -jar glassfish.jar. This is not needed while
>>> starting server using asadmin command.
>>>
>>> Thanks,
>>> Sahoo
>>>
>>> Arun Gupta wrote:
>>>> Ok, this is deploying a Rails application in v3.
>>>>
>>>> I copied MySQL Connector/J jar in JRUBY_HOME/lib and so it can find
>>>> com.mysql.jdbc.Driver. But Felix throws the CNF exception as
>>>>
>>>> Aug 27, 2008 9:04:16 PM com.sun.gjc.common.DataSourceObjectBuilder
>>>> getDataSourceObject
>>>> SEVERE: jdbc.exc_cnfe_ds
>>>> java.lang.ClassNotFoundException:
>>>> com.mysql.jdbc.jdbc2.optional.MysqlConnectionPoolDataSource
>>>> at
>>>> org.apache.felix.framework.searchpolicy.R4SearchPolicyCore.findClass(R4SearchPolicyCore.java:200)
>>>>
>>>> at
>>>> org.apache.felix.framework.searchpolicy.R4SearchPolicy.findClass(R4SearchPolicy.java:45)
>>>>
>>>> at
>>>> org.apache.felix.framework.searchpolicy.ContentClassLoader.loadClass(ContentClassLoader.java:109)
>>>>
>>>> at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
>>>>
>>>> This class indeed exists in Connector/J jar. Where do you recommend
>>>> this JAR needs to be copied so that it can found at runtime ?
>>>>
>>>> -Arun
>>>>
>>>> Sahoo wrote:
>>>>> Don't expect an OSGi module to be able to load classes from
>>>>> domain/lib or lib. Only application class loaders have visibility
>>>>> to those libraries.
>>>>>
>>>>> Thanks,
>>>>> Sahoo
>>>>>
>>>>> Arun Gupta wrote:
>>>>>> With 8/24 nightly, dropping a JAR file in lib directory does not
>>>>>> seem to get picked up.
>>>>>>
>>>>>> 8/25: nightly not there
>>>>>> 8/26: Rails is broken
>>>>>> 8/27: Startup gives the error:
>>>>>>
>>>>>> -- cut here --
>>>>>> Aug 27, 2008 5:08:43 PM
>>>>>> SEVERE: com.sun.enterprise.module.ResolveError: Failed to start
>>>>>> org.glassfish.web.web-cli(Web module command line
>>>>>> interface):10.0.0.SNAPSHOT
>>>>>> Aug 27, 2008 5:08:43 PM
>>>>>> SEVERE: at
>>>>>> org.jvnet.hk2.osgiadapter.OSGiModuleImpl.resolve(OSGiModuleImpl.java:111)
>>>>>>
>>>>>> Aug 27, 2008 5:08:43 PM
>>>>>> SEVERE: at
>>>>>> org.jvnet.hk2.osgiadapter.OSGiModuleImpl.start(OSGiModuleImpl.java:120)
>>>>>>
>>>>>> Aug 27, 2008 5:08:43 PM
>>>>>> SEVERE: at
>>>>>> org.jvnet.hk2.osgiadapter.OSGiModuleImpl$1$1.loadClass(OSGiModuleImpl.java:252)
>>>>>>
>>>>>> Aug 27, 2008 5:08:43 PM
>>>>>> -- cut here --
>>>>>>
>>>>>> Where can I drop a JAR file in GlassFish so that it gets picked up ?
>>>>>>
>>>>>> -Arun
>>>>>
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-- 
Application Platform, Sun Microsystems, Inc.
Blog: http://blogs.sun.com/arungupta