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From "Tommaso Teofili (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CLEREZZA-724) Remove internally used "org.apache.xerces.util" from bundle import-package/export-package
Date Sun, 17 Feb 2013 07:41:12 GMT

    [ https://issues.apache.org/jira/browse/CLEREZZA-724?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13580134#comment-13580134
] 

Tommaso Teofili commented on CLEREZZA-724:
------------------------------------------

sure the OOM may not be related while I'm not sure about the NPE, now checking again.
                
> Remove internally used "org.apache.xerces.util" from bundle import-package/export-package
> -----------------------------------------------------------------------------------------
>
>                 Key: CLEREZZA-724
>                 URL: https://issues.apache.org/jira/browse/CLEREZZA-724
>             Project: Clerezza
>          Issue Type: Bug
>          Components: rdf.parse
>    Affects Versions: 0.2-incubating
>            Reporter: Minto van der Sluis
>         Attachments: Issue-724.patch
>
>
> I am experiencing LinkageError when using Clerezza in combination with CXF.
> Caused by: java.lang.LinkageError: loader constraint violation: when
> resolving method
> "org.apache.xerces.util.ParserConfigurationSettings.<init>(Lorg/apache/xerces/xni/parser/XMLComponentManager;)V"
> the class loader (instance of
> org/apache/felix/framework/BundleWiringImpl$BundleClassLoaderJava5) of
> the current class, org/apache/xerces/parsers/BasicParserConfiguration,
> and the class loader (instance of
> org/apache/felix/framework/BundleWiringImpl$BundleClassLoaderJava5) for
> resolved class, org/apache/xerces/util/ParserConfigurationSettings, have
> different Class objects for the type
> gs.<init>(Lorg/apache/xerces/xni/parser/XMLComponentManager;)V used in
> the signature
>     at org.apache.xerces.parsers.BasicParserConfiguration.<init>(Unknown
> Source)
>     at org.apache.xerces.parsers.DTDConfiguration.<init>(Unknown Source)
>     at
> org.apache.xerces.parsers.StandardParserConfiguration.<init>(Unknown Source)
>     at
> org.apache.xerces.parsers.StandardParserConfiguration.<init>(Unknown Source)
>     at
> com.hp.hpl.jena.rdf.arp.impl.RDFXMLParser.create(RDFXMLParser.java:117)
>     at com.hp.hpl.jena.rdf.arp.JenaReader.<init>(JenaReader.java:62)
>     at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method)[:1.7.0_02]
>     at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)[:1.7.0_02]
>     at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)[:1.7.0_02]
>     at
> java.lang.reflect.Constructor.newInstance(Constructor.java:525)[:1.7.0_02]
>     at java.lang.Class.newInstance0(Class.java:372)[:1.7.0_02]
>     at java.lang.Class.newInstance(Class.java:325)[:1.7.0_02]
>     at
> com.hp.hpl.jena.rdf.model.impl.RDFReaderFImpl.getReader(RDFReaderFImpl.java:113)
>     at com.hp.hpl.jena.rdf.model.impl.ModelCom.read(ModelCom.java:226)
>     at
> org.apache.clerezza.rdf.jena.parser.JenaParserProvider.parse(JenaParserProvider.java:68)
>     ...
> Removing "org.apache.xerces.util" from the bundle import-package and export-package resuls
in expected operation. Since the Xerces library is embedded inside the bundle it needs not
to be exported.
> See also the mailing list:
> http://mail-archives.apache.org/mod_mbox/incubator-clerezza-dev/201212.mbox/%3C50C0B4BB.3030307%40xup.nl%3E

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