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Yann Albou commented on MNG-3668: --------------------------------- Now it works with maven-eclipse-plugin 2.5. But with a plugin that use JDK classes (for instance com.sun.mirror.apt.AnnotationProcessorFactory) it fails : {code} org.test.simplePlugin.MyMojo#execute() caused a linkage error (java.lang.NoClassDefFoundError). Check the realms: .... java.lang.NoClassDefFoundError: com.sun.mirror.apt.AnnotationProcessorFactory at org.test.simplePlugin.MyMojo.class$(MyMojo.java:33) at org.test.simplePlugin.MyMojo.execute(MyMojo.java:33) at org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:623) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:521) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegmentForProject(DefaultLifecycleExecutor.java:288) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:214) at org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:172) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:208) at org.apache.maven.embedder.MavenEmbedder.execute(MavenEmbedder.java:854) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:176) at org.apache.maven.cli.MavenCli.main(MavenCli.java:63) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:408) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:351) at org.codehaus.classworlds.Launcher.main(Launcher.java:31) {code} of course the plugin use the dependency: {code} <dependency> <groupId>com.sun</groupId> <artifactId>tools</artifactId> <version>1.5</version> <scope>system</scope> <systemPath>${java.home}/../lib/tools.jar</systemPath> </dependency> {code} see MNGECLIPSE-745 for a test case. > maven-eclipse-plugin 2.5 is failing with java.lang.LinkageError > --------------------------------------------------------------- > > Key: MNG-3668 > URL: http://jira.codehaus.org/browse/MNG-3668 > Project: Maven 2 > Issue Type: Bug > Components: Command Line > Affects Versions: 3.0-alpha-1 > Reporter: Eugene Kuleshov > Fix For: 3.0-alpha-1 > > > eclipse:eclipse goal in maven-eclipse-plugin 2.5 is failing with the > following exception. same thing is working with 2.4 > {code} > Exception in thread "main" java.lang.LinkageError: loader constraint > violation: when resolving method > > "org.codehaus.plexus.util.xml.Xpp3DomWriter.write(Lorg/codehaus/plexus/util/xml/XMLWriter;Lorg/codehaus/plexus/util/xml/Xpp3Dom;)V" > > the class loader (instance of > org/codehaus/plexus/classworlds/realm/ClassRealm) of the current class, > org/apache/maven/plugin/eclipse/writers/wtp/EclipseWtpApplicationXMLWriter, > and the class loader (instance of > org/codehaus/plexus/classworlds/realm/ClassRealm) > for resolved class, org/codehaus/plexus/util/xml/Xpp3DomWriter, have > different Class objects for the type > org/codehaus/plexus/util/xml/XMLWriter used in the signature > at > org.apache.maven.plugin.eclipse.writers.wtp.EclipseWtpApplicationXMLWriter.writePrettyXmlFile(EclipseWtpApplicationXMLWriter.java:624) > at > org.apache.maven.plugin.eclipse.writers.wtp.EclipseWtpApplicationXMLWriter.write(EclipseWtpApplicationXMLWriter.java:157) > at > org.apache.maven.plugin.eclipse.EclipsePlugin.writeConfiguration(EclipsePlugin.java:957) > at > org.apache.maven.plugin.ide.AbstractIdeSupportMojo.execute(AbstractIdeSupportMojo.java:494) > at > org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:577) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:498) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegmentForProject(DefaultLifecycleExecutor.java:265) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:191) > at > org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:149) > at > org.apache.maven.DefaultMaven.execute_aroundBody0(DefaultMaven.java:223) > at > org.apache.maven.DefaultMaven.execute_aroundBody1$advice(DefaultMaven.java:304) > at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:1) > at > org.apache.maven.embedder.MavenEmbedder.execute_aroundBody2(MavenEmbedder.java:903) > at > org.apache.maven.embedder.MavenEmbedder.execute_aroundBody3$advice(MavenEmbedder.java:304) > at > org.apache.maven.embedder.MavenEmbedder.execute(MavenEmbedder.java:1) > at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:176) > at org.apache.maven.cli.MavenCli.main(MavenCli.java:63) > 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.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289) > at > org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229) > at > org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:408) > at > org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:351) > at org.codehaus.classworlds.Launcher.main(Launcher.java:31) > {code} -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://jira.codehaus.org/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira