Re: [eclipselink-users] The same META-INF/orm*.xml file is "found" twice

[James Sutherland <jamesssss@xxxxxxxxx>]

Yes, please log the issue and submit your patch.


Mike Kienenberger wrote:
> 
> Our META-INF/ormSim.xml file is being found twice when using a
> combination of Eclipse 3.4.1, jetty6.1.14, and Eclipselink 1.1.2 as
> the environment.  (jetty as a non-deployed inline container for an
> eclipse run configuration).
> 
> Caused by: Exception [EclipseLink-7252] (Eclipse Persistence Services
> - 1.1.2.qualifier):
> org.eclipse.persistence.exceptions.ValidationException
> Exception Description: There are multiple mapping files called
> [META-INF/ormSim.xml] in classpath for persistence unit named [Sim ].
>        at
> org.eclipse.persistence.exceptions.ValidationException.nonUniqueMappingFileName(ValidationException.java:1242)
>        at
> org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor.loadSpecifiedMappingFiles(MetadataProcessor.java:304)
>        at
> org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor.loadMappingFiles(MetadataProcessor.java:276)
>        at
> org.eclipse.persistence.internal.jpa.deployment.PersistenceUnitProcessor.processORMetadata(PersistenceUnitProcessor.java:294)
>        at
> org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.predeploy(EntityManagerSetupImpl.java:838)
>        ... 85 more
> 
> 
> I rewrote jpa/org.eclipse.persistence.jpa:
> org.eclipse.persistence.internal.jpa.metadata.MetadataProcessor to
> ignore the error and to log the paths found, and I find the second
> mapping is identical to the first.
> 
> nextURL java.net.URL  (id=5654)
> otherURL        java.net.URL  (id=5662)
> 
> file:/home/mkienenb/workspaces/xyz/app/WEB-INF/classes/META-INF/ormSim.xml
> file:/home/mkienenb/workspaces/xyz/app/WEB-INF/classes/META-INF/ormSim.xml
> 
> I noticed that James Sutherland posted an issue for this back in Nov
> 2006 for TopLink.
> 
> https://glassfish.dev.java.net/issues/show_bug.cgi?id=1441
> 
> Our problem is a little different in that it's one file being found
> twice rather than two separate files being found.   We aren't seeing
> this happen under a separate Tomcat 6 deployment, so would this mean
> it is a bug in jetty?
> 
> Here's how I modified MetadataProcessor.loadSpecifiedMappingFiles to
> log and work around the issue.  Should I open an issue and submit this
> as a patch?
> 
> Regards,
> -Mike
> 
>     protected void loadSpecifiedMappingFiles(boolean throwExceptionOnFail)
> {
>         PersistenceUnitInfo puInfo = m_project.getPersistenceUnitInfo();
> 
>         for (String mappingFileName : puInfo.getMappingFileNames()) {
>             try {
>                 Enumeration<URL> mappingFileURLs =
> m_loader.getResources(mappingFileName);
> 
>                 if (mappingFileURLs.hasMoreElements()) {
>                     URL nextURL = mappingFileURLs.nextElement();
> 
>                     if (mappingFileURLs.hasMoreElements()) {
> 
> AbstractSessionLog.getLog().log(SessionLog.WARNING, "Found and using
> mapping file '" + mappingFileName + "' in " + nextURL);
> 
>                         while (mappingFileURLs.hasMoreElements()) {
>                             URL otherURL = mappingFileURLs.nextElement();
> 
> AbstractSessionLog.getLog().log(SessionLog.WARNING, "Also found
> mapping file '" + mappingFileName + "' in " + otherURL);
>                         }
>                     }
> 
>                     // Read the document through OX and add it to the
> project.
> 
> m_project.addEntityMappings(XMLEntityMappingsReader.read(nextURL,
> m_loader));
>                 } else {
> 
> handleORMException(ValidationException.mappingFileNotFound(puInfo.getPersistenceUnitName(),
> mappingFileName), mappingFileName, throwExceptionOnFail);
>                 }
>             } catch (IOException e) {
> 
> handleORMException(PersistenceUnitLoadingException.exceptionLoadingORMXML(mappingFileName,
> e), mappingFileName, throwExceptionOnFail);
>             }
>         }
>     }
> 
> 


-----
http://wiki.eclipse.org/User:James.sutherland.oracle.com James Sutherland 
http://www.eclipse.org/eclipselink/
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TopLink 
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http://www.nabble.com/EclipseLink-f26430.html EclipseLink 
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