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https://issues.apache.org/jira/browse/TUSCANY-3725?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12921802#action_12921802
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ant elder commented on TUSCANY-3725:
------------------------------------
Also see this email for more explanation of how this works:
http://mail-archives.apache.org/mod_mbox/tuscany-user/201010.mbox/%[email protected]%3e
> databinding-jaxb requires explicit dependency on jaxb-impl
> ----------------------------------------------------------
>
> Key: TUSCANY-3725
> URL: https://issues.apache.org/jira/browse/TUSCANY-3725
> Project: Tuscany
> Issue Type: Bug
> Reporter: ant elder
> Fix For: Java-SCA-2.0-Beta1
>
>
> The module databinding-jaxb requires explicit dependency on jaxb-impl which
> it shouldn't as thats part of the Java 6 base. You can see the problem if you
> remove the jaxb dependency:
> C:\Tuscany\SVN\trunk\modules\databinding-jaxb>svn diff
> Index: pom.xml
> ===================================================================
> --- pom.xml (revision 1022443)
> +++ pom.xml (working copy)
> @@ -62,13 +62,6 @@
> <version>1.0.1</version>
> </dependency>
> - <dependency>
> - <groupId>com.sun.xml.bind</groupId>
> - <artifactId>jaxb-impl</artifactId>
> - <version>2.1.12</version>
> - <scope>runtime</scope>
> - </dependency>
> -
> </dependencies>
> <repositories>
> and then build the module the tests fail with:
> [java.lang.ClassNotFoundException: com.sun.xml.bind.v2.ContextFactory]
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache.getDefaultJAXBContext(JAXBContextCache.java:157)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache.<init>(JAXBContextCache.java:122)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache.<init>(JAXBContextCache.java:114)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCacheTestCase.testCache(JAXBContextCacheTestCase.java:46)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
> at
> org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:62)
> at
> org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:140)
> at
> org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:127)
> at org.apache.maven.surefire.Surefire.run(Surefire.java:177)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:345)
> at
> org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:1009)
> Caused by: javax.xml.bind.JAXBException
> - with linked exception:
> [java.lang.ClassNotFoundException: com.sun.xml.bind.v2.ContextFactory]
> at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:187)
> at javax.xml.bind.ContextFinder.find(ContextFinder.java:376)
> at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:574)
> at javax.xml.bind.JAXBContext.newInstance(JAXBContext.java:522)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache$1.run(JAXBContextCache.java:138)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache$1.run(JAXBContextCache.java:127)
> at java.security.AccessController.doPrivileged(Native Method)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache.newJAXBContext(JAXBContextCache.java:127)
> at
> org.apache.tuscany.sca.databinding.jaxb.JAXBContextCache.getDefaultJAXBContext(JAXBContextCache.java:155)
> ... 29 more
> Caused by: java.lang.ClassNotFoundException:
> com.sun.xml.bind.v2.ContextFactory
> at
> org.apache.tuscany.sca.extensibility.impl.ClassLoaderDelegate.findClass(ClassLoaderDelegate.java:62)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
> at javax.xml.bind.ContextFinder.safeLoadClass(ContextFinder.java:481)
> at javax.xml.bind.ContextFinder.newInstance(ContextFinder.java:185)
> ... 37 more
> The tests will still run fine when run within Eclipse, and also if the
> surefire plugin is changed to have fork mode of never:
> C:\Tuscany\SVN\trunk\modules\databinding-jaxb>svn diff
> Index: pom.xml
> ===================================================================
> --- pom.xml (revision 1022443)
> +++ pom.xml (working copy)
> @@ -62,13 +62,6 @@
> <version>1.0.1</version>
> </dependency>
> - <dependency>
> - <groupId>com.sun.xml.bind</groupId>
> - <artifactId>jaxb-impl</artifactId>
> - <version>2.1.12</version>
> - <scope>runtime</scope>
> - </dependency>
> -
> </dependencies>
> <repositories>
> @@ -169,6 +162,15 @@
> </configuration>
> </plugin>
> + <plugin>
> + <groupId>org.apache.maven.plugins</groupId>
> + <artifactId>maven-surefire-plugin</artifactId>
> + <version>2.4.3</version>
> + <configuration>
> + <forkMode>never</forkMode>
> + </configuration>
> + </plugin>
> +
> </plugins>
> </build>
> so this is something funny with the way the JAXB ContextFactory is being
> found or loaded by Tuscany, you can see from the above stacktrace that the
> root of the problem is from:
> Caused by: java.lang.ClassNotFoundException:
> com.sun.xml.bind.v2.ContextFactory
> at
> org.apache.tuscany.sca.extensibility.impl.ClassLoaderDelegate.findClass(ClassLoaderDelegate.java:62)
>
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