[jboss-jira] [JBoss JIRA] (DROOLS-4486) Duplicate default namespace declaration exception after importing DMN file

Duplicate default namespace declaration exception after importing DMN file -------------------------------------------------------------------------- Key: DROOLS-4486 URL: https://issues.jboss.org/browse/DROOLS-4486 Project: Drools Issue Type: Bug Components: DMN Editor Reporter: Martin Weiler Assignee: Guilherme Gomes Priority: Major Labels: drools-tools, support Building a project in business-central which contains a DMN file from the drools test codebase fails with the following exception: {noformat} 07:48:29,886 ERROR [org.kie.dmn.backend.marshalling.v1x.XStreamMarshaller] (EJB default - 3) Error unmarshalling DMN model from reader.: com.thoughtworks.xstream.io.StreamException: at org.kie.dmn.backend.marshalling.CustomStaxReader.pullNextEvent(CustomStaxReader.java:118) at com.thoughtworks.xstream.io.xml.AbstractPullReader.readRealEvent(AbstractPullReader.java:148) at com.thoughtworks.xstream.io.xml.AbstractPullReader.readEvent(AbstractPullReader.java:141) at com.thoughtworks.xstream.io.xml.AbstractPullReader.move(AbstractPullReader.java:118) at com.thoughtworks.xstream.io.xml.AbstractPullReader.moveDown(AbstractPullReader.java:103) at org.kie.dmn.backend.marshalling.CustomStaxReader.moveDown(CustomStaxReader.java:97) at org.kie.dmn.backend.marshalling.CustomStaxReader.<init>(CustomStaxReader.java:31) at org.kie.dmn.backend.marshalling.v1x.XStreamMarshaller.inferDMNVersion(XStreamMarshaller.java:86) at org.kie.dmn.backend.marshalling.v1x.XStreamMarshaller.unmarshal(XStreamMarshaller.java:62) at org.kie.dmn.backend.marshalling.v1x.XStreamMarshaller.unmarshal(XStreamMarshaller.java:106) at org.kie.dmn.core.assembler.DMNAssemblerService.addResources(DMNAssemblerService.java:93) at org.kie.internal.services.KieAssemblersImpl.addResources(KieAssemblersImpl.java:60) at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.addPackageForExternalType(KnowledgeBuilderImpl.java:813) at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildOthers(CompositeKnowledgeBuilderImpl.java:161) at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:113) at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:100) at org.drools.compiler.kie.builder.impl.KieBuilderSetImpl.buildChanges(KieBuilderSetImpl.java:152) at org.drools.compiler.kie.builder.impl.KieBuilderSetImpl.build(KieBuilderSetImpl.java:94) at org.kie.workbench.common.services.backend.builder.core.Builder.buildIncrementally(Builder.java:533) at org.kie.workbench.common.services.backend.builder.core.Builder.addResource(Builder.java:354) at org.kie.workbench.common.services.backend.builder.core.Builder.addResource(Builder.java:320) at org.kie.workbench.common.services.backend.builder.core.Builder.updateResource(Builder.java:414) at org.kie.workbench.common.services.backend.builder.core.BuildHelper.updatePackageResource(BuildHelper.java:167) at org.kie.workbench.common.services.backend.builder.core.BuildHelper$Proxy$_$$_WeldClientProxy.updatePackageResource(Unknown Source) at org.kie.workbench.common.services.backend.builder.ala.LocalBuildExecConfigExecutor.apply(LocalBuildExecConfigExecutor.java:70) at org.kie.workbench.common.services.backend.builder.ala.LocalBuildExecConfigExecutor.apply(LocalBuildExecConfigExecutor.java:32) at org.kie.workbench.common.services.backend.builder.ala.LocalBuildExecConfigExecutor$Proxy$_$$_WeldClientProxy.apply(Unknown Source) at org.guvnor.ala.pipeline.execution.PipelineExecutor.lambda$continuePipeline$0(PipelineExecutor.java:109) at org.guvnor.ala.pipeline.StageUtil$1.execute(StageUtil.java:38) at org.guvnor.ala.pipeline.StageUtil$1.execute(StageUtil.java:33) at org.guvnor.ala.pipeline.execution.PipelineExecutor.continuePipeline(PipelineExecutor.java:94) at org.guvnor.ala.pipeline.execution.PipelineExecutor.execute(PipelineExecutor.java:76) at org.kie.workbench.common.services.backend.builder.ala.BuildPipelineInvoker.invokeLocalBuildPipeLine(BuildPipelineInvoker.java:88) at org.kie.workbench.common.services.backend.builder.ala.BuildPipelineInvoker$Proxy$_$$_WeldClientProxy.invokeLocalBuildPipeLine(Unknown Source) at org.kie.workbench.common.services.backend.builder.service.BuildServiceHelper.invokeLocalBuildPipeLine(BuildServiceHelper.java:163) at org.kie.workbench.common.services.backend.builder.service.BuildServiceHelper.localBuild(BuildServiceHelper.java:98) at org.kie.workbench.common.services.backend.builder.service.BuildServiceHelper$Proxy$_$$_WeldClientProxy.localBuild(Unknown Source) at org.kie.workbench.common.services.backend.builder.service.BuildServiceImpl.buildIncrementally(BuildServiceImpl.java:136) at org.kie.workbench.common.services.backend.builder.service.BuildServiceImpl.updatePackageResource(BuildServiceImpl.java:126) at org.kie.workbench.common.services.backend.builder.service.BuildServiceImpl$Proxy$_$$_WeldClientProxy.updatePackageResource(Unknown Source) at org.guvnor.common.services.builder.ResourceChangeIncrementalBuilder$4.execute(ResourceChangeIncrementalBuilder.java:262) at org.guvnor.common.services.builder.IncrementalBuilderExecutorManager.execute(IncrementalBuilderExecutorManager.java:90) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509) at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:90) at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:101) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:40) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:53) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:54) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInNoTx(CMTTxInterceptor.java:216) at org.jboss.as.ejb3.tx.CMTTxInterceptor.notSupported(CMTTxInterceptor.java:345) at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:142) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509) at org.jboss.weld.module.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:81) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:89) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.invocationmetrics.WaitTimeInterceptor.processInvocation(WaitTimeInterceptor.java:47) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.deployment.processors.StartupAwaitInterceptor.processInvocation(StartupAwaitInterceptor.java:22) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509) at org.jboss.as.ejb3.component.singleton.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:106) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:67) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:60) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:438) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:619) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:57) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:53) at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:198) at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:185) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.LogDiagnosticContextRecoveryInterceptor.processInvocation(LogDiagnosticContextRecoveryInterceptor.java:82) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.AsyncFutureInterceptorFactory$2$2.runInvocation(AsyncFutureInterceptorFactory.java:152) at org.jboss.as.ejb3.component.interceptors.AsyncInvocationTask.run(AsyncInvocationTask.java:81) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) at org.jboss.threads.JBossThread.run(JBossThread.java:485) Caused by: com.ctc.wstx.exc.WstxParsingException: Duplicate default namespace declaration. at [row,col {unknown-source}]: [2,72] at com.ctc.wstx.sr.StreamScanner.constructWfcException(StreamScanner.java:621) at com.ctc.wstx.sr.StreamScanner.throwParseError(StreamScanner.java:491) at com.ctc.wstx.sr.StreamScanner.throwParseError(StreamScanner.java:475) at com.ctc.wstx.sr.BasicStreamReader.handleNsAttrs(BasicStreamReader.java:3140) at com.ctc.wstx.sr.BasicStreamReader.handleStartElem(BasicStreamReader.java:3043) at com.ctc.wstx.sr.BasicStreamReader.handleRootElem(BasicStreamReader.java:2179) at com.ctc.wstx.sr.BasicStreamReader.nextFromProlog(BasicStreamReader.java:2159) at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1181) at org.kie.dmn.backend.marshalling.CustomStaxReader.pullNextEvent(CustomStaxReader.java:102) ... 108 more {noformat} Upon re-opening the DMN file it fails to render the file in the DMN editor, and the following changes to the original xml file can be observed: a) new default xmlns attribute in definitions element has been added to the dmn file: {{xmlns="http://www.trisotech.com/definitions/_4e0f0b70-d31c-471c-bd52-5ca709ed362b"}} b) "tns:" has been changed to "tns."