[jboss-jira] [JBoss JIRA] Created: (JBRULES-2064) Guvnor - model jar compiled with Java 6 causes UnsupportedClassVersionError: Bad version number in .class file

Tihomir Surdilovic (JIRA) jira-events at lists.jboss.org
Thu Apr 16 16:51:22 EDT 2009 

Guvnor - model jar compiled with Java 6 causes UnsupportedClassVersionError: Bad version number in .class file
--------------------------------------------------------------------------------------------------------------

                 Key: JBRULES-2064
                 URL: https://jira.jboss.org/jira/browse/JBRULES-2064
             Project: JBoss Drools
          Issue Type: Feature Request
      Security Level: Public (Everyone can see)
          Components: drools-guvnor
            Reporter: Tihomir Surdilovic
            Assignee: Mark Proctor


Upload model jar compiled with Java 6 (see attached model jar and decision table). Exception thrown during rule compilation:

12:54:50,239 ERROR [STDERR] com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public abstract org.drools.guvnor.client.rpc.BuilderResult[] org.drools.guvnor.client.rpc.RepositoryService.buildPackage(java.lang.String,java.lang.String,boolean) throws com.google.gwt.user.client.rpc.SerializableException' threw an unexpected exception: java.lang.reflect.InvocationTargetException
12:54:50,239 ERROR [STDERR] at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure(RPC.java:360)
12:54:50,239 ERROR [STDERR] at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:546)
12:54:50,239 ERROR [STDERR] at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall(RemoteServiceServlet.java:164)
12:54:50,239 ERROR [STDERR] at com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost(RemoteServiceServlet.java:86)
12:54:50,240 ERROR [STDERR] at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
12:54:50,240 ERROR [STDERR] at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
12:54:50,240 ERROR [STDERR] at org.jboss.seam.web.ContextFilter$1.process(ContextFilter.java:42)
12:54:50,240 ERROR [STDERR] at org.jboss.seam.servlet.ContextualHttpServletRequest.run(ContextualHttpServletRequest.java:53)
12:54:50,240 ERROR [STDERR] at org.jboss.seam.web.ContextFilter.doFilter(ContextFilter.java:37)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
12:54:50,240 ERROR [STDERR] at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
12:54:50,240 ERROR [STDERR] at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
12:54:50,240 ERROR [STDERR] at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
12:54:50,240 ERROR [STDERR] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
12:54:50,241 ERROR [STDERR] at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
12:54:50,241 ERROR [STDERR] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
12:54:50,241 ERROR [STDERR] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
12:54:50,241 ERROR [STDERR] at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
12:54:50,241 ERROR [STDERR] at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
12:54:50,241 ERROR [STDERR] at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
12:54:50,241 ERROR [STDERR] at java.lang.Thread.run(Thread.java:595)
12:54:50,241 ERROR [STDERR] Caused by: java.lang.reflect.InvocationTargetException
12:54:50,241 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
12:54:50,241 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
12:54:50,241 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
12:54:50,241 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585)
12:54:50,241 ERROR [STDERR] at org.jboss.seam.util.Reflections.invoke(Reflections.java:22)
12:54:50,241 ERROR [STDERR] at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
12:54:50,241 ERROR [STDERR] at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
12:54:50,241 ERROR [STDERR] at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)
12:54:50,241 ERROR [STDERR] at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:77)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.security.SecurityInterceptor.aroundInvoke(SecurityInterceptor.java:157)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:166)
12:54:50,242 ERROR [STDERR] at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:102)
12:54:50,242 ERROR [STDERR] at org.drools.guvnor.server.ServiceImplementation_$$_javassist_7.buildPackage(ServiceImplementation_$$_javassist_7.java)
12:54:50,249 ERROR [STDERR] at org.drools.guvnor.server.RepositoryServiceServlet.buildPackage(RepositoryServiceServlet.java:196)
12:54:50,249 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
12:54:50,249 ERROR [STDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
12:54:50,249 ERROR [STDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
12:54:50,249 ERROR [STDERR] at java.lang.reflect.Method.invoke(Method.java:585)
12:54:50,249 ERROR [STDERR] at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse(RPC.java:527)
12:54:50,250 ERROR [STDERR] ... 27 more
12:54:50,250 ERROR [STDERR] Caused by: java.lang.UnsupportedClassVersionError: Bad version number in .class file
12:54:50,250 ERROR [STDERR] at java.lang.ClassLoader.defineClass1(Native Method)
12:54:50,250 ERROR [STDERR] at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
12:54:50,250 ERROR [STDERR] at org.drools.rule.MapBackedClassLoader.fastFindClass(MapBackedClassLoader.java:70)
12:54:50,250 ERROR [STDERR] at org.drools.rule.MapBackedClassLoader.loadClass(MapBackedClassLoader.java:89)
12:54:50,250 ERROR [STDERR] at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
12:54:50,250 ERROR [STDERR] at org.drools.rule.CompositeClassLoader.loadClass(CompositeClassLoader.java:61)
12:54:50,250 ERROR [STDERR] at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
12:54:50,250 ERROR [STDERR] at org.drools.base.ClassTypeResolver.resolveType(ClassTypeResolver.java:144)
12:54:50,250 ERROR [STDERR] at org.drools.rule.builder.dialect.mvel.MVELDialect.addImport(MVELDialect.java:369)
12:54:50,250 ERROR [STDERR] at org.drools.compiler.DialectCompiletimeRegistry.addImport(DialectCompiletimeRegistry.java:94)
12:54:50,250 ERROR [STDERR] at org.drools.compiler.PackageRegistry.addImport(PackageRegistry.java:62)
12:54:50,251 ERROR [STDERR] at org.drools.compiler.PackageBuilder.mergePackage(PackageBuilder.java:913)
12:54:50,251 ERROR [STDERR] at org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:608)
12:54:50,251 ERROR [STDERR] at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:284)
12:54:50,251 ERROR [STDERR] at org.drools.guvnor.server.builder.ContentPackageAssembler.addDrl(ContentPackageAssembler.java:308)
12:54:50,251 ERROR [STDERR] at org.drools.guvnor.server.builder.ContentPackageAssembler.preparePackage(ContentPackageAssembler.java:225)
12:54:50,251 ERROR [STDERR] at org.drools.guvnor.server.builder.ContentPackageAssembler.<init>(ContentPackageAssembler.java:103)
12:54:50,251 ERROR [STDERR] at org.drools.guvnor.server.builder.ContentPackageAssembler.<init>(ContentPackageAssembler.java:117)
12:54:50,251 ERROR [STDERR] at org.drools.guvnor.server.ServiceImplementation.buildPackage(ServiceImplementation.java:1375)
12:54:50,251 ERROR [STDERR] at org.drools.guvnor.server.ServiceImplementation.buildPackage(ServiceImplementation.java:1359)
12:54:50,251 ERROR [STDERR] ... 52 more

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