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1. Re: deploy examples error, classcastexception
kukeltje Sep 4, 2009 1:37 PM (in response to nystony)is this the full stacktrace? Strange that this is on the level 'INFO'.
Can you raise (lower?) the log level to debug and see what happens and post that. -
2. Re: deploy examples error, classcastexception
nystony Sep 5, 2009 3:05 AM (in response to nystony)java.lang.ClassCastException: org.jbpm.jpdl.internal.model.JpdlProcessDefinition cannot be cast to java.util.List
org.jbpm.pvm.internal.repository.ProcessDeployer.deploy(ProcessDeployer.java:64)
org.jbpm.pvm.internal.repository.DeployerManager.deploy(DeployerManager.java:46)
org.jbpm.pvm.internal.repository.RepositorySessionImpl.getObject(RepositorySessionImpl.java:120)
org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.execute(ProcessDefinitionQueryImpl.java:72)
org.jbpm.pvm.internal.query.AbstractQuery.execute(AbstractQuery.java:81)
org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42)
org.jbpm.pvm.internal.tx.jta.JtaTransactionInterceptor.executeInNewTx(JtaTransactionInterceptor.java:79)
org.jbpm.pvm.internal.tx.jta.JtaTransactionInterceptor.execute(JtaTransactionInterceptor.java:61)
org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:55)
org.jbpm.pvm.internal.tx.jta.JtaRetryInterceptor.executeWithRetry(JtaRetryInterceptor.java:52)
org.jbpm.pvm.internal.tx.jta.JtaRetryInterceptor.execute(JtaRetryInterceptor.java:45)
org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:46)
org.jbpm.pvm.internal.query.AbstractQuery.untypedList(AbstractQuery.java:62)
org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.list(ProcessDefinitionQueryImpl.java:141)
org.jbpm.integration.console.ProcessManagementImpl.getProcessDefinitions(ProcessManagementImpl.java:61)
org.jboss.bpm.console.server.ProcessMgmtFacade.getDefinitionsJSON(ProcessMgmtFacade.java:107)
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:117)
org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:260)
org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:232)
org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:166)
org.jboss.resteasy.core.DispatcherUtilities.getJaxrsResponse(DispatcherUtilities.java:142)
org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:356)
org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:173)
org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:93)
org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:68)
javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) -
3. Re: deploy examples error, classcastexception
nystony Sep 5, 2009 3:05 AM (in response to nystony)is there a specific log properties file in jbpm ?
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4. Re: deploy examples error, classcastexception
kukeltje Sep 5, 2009 5:11 AM (in response to nystony)no, jdk logging is used, but I think it ends up in the log4j of jboss
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5. Re: deploy examples error, classcastexception
nystony Sep 5, 2009 6:18 AM (in response to nystony)did the same thing, undeploy , deploy (is ok)
but as soon I connect with the jbpm console i have this error -
6. Re: deploy examples error, classcastexception
hrworx Sep 23, 2009 1:54 PM (in response to nystony)I get the same thing trying to run a ProcessDefinitionQuery:
org.jbpm.jpdl.internal.model.JpdlProcessDefinition cannot be cast to java.util.List at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1338) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:473) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409) at java.security.AccessController.doPrivileged(Native Method) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380) at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164) at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:429) at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:728) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:380) at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255) at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199) at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3830) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4337) at org.apache.catalina.manager.ManagerServlet.start(ManagerServlet.java:1237) at org.apache.catalina.manager.HTMLManagerServlet.start(HTMLManagerServlet.java:591) at org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:128) at javax.servlet.http.HttpServlet.service(HttpServlet.java:690) at javax.servlet.http.HttpServlet.service(HttpServlet.java:803) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:263) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:637) Caused by: java.lang.ClassCastException: org.jbpm.jpdl.internal.model.JpdlProcessDefinition cannot be cast to java.util.List at org.jbpm.pvm.internal.repository.ProcessDeployer.deploy(ProcessDeployer.java:64) at org.jbpm.pvm.internal.repository.DeployerManager.deploy(DeployerManager.java:46) at org.jbpm.pvm.internal.repository.RepositorySessionImpl.getObject(RepositorySessionImpl.java:120) at org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.execute(ProcessDefinitionQueryImpl.java:72) at org.jbpm.pvm.internal.query.AbstractQuery.execute(AbstractQuery.java:81) at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42) at org.jbpm.pvm.internal.spring.CommandTransactionCallback.doInTransaction(CommandTransactionCallback.java:50) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:128) at org.jbpm.pvm.internal.tx.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:77) at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:46) at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:55) at org.jbpm.pvm.internal.query.AbstractQuery.untypedList(AbstractQuery.java:62) at org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.list(ProcessDefinitionQueryImpl.java:141)
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7. Re: deploy examples error, classcastexception
lmarinkov Oct 9, 2009 8:50 AM (in response to nystony)Envoronment:
windows vista
apache-tomcat-6.0.20
jbpm 4.1
hsqldb
If one replaces the line 64 in the org.jbpm.pvm.internal.repository.ProcessDeployer:List<ProcessDefinitionImpl> processDefinitions = (List<ProcessDefinitionImpl>) parse.getDocumentObject();
with the following code then the deployment of the processes from the jbpm examples under the jbpm console will be successful:List<ProcessDefinitionImpl> processDefinitions = new java.util.ArrayList<ProcessDefinitionImpl>(); Object obj = parse.getDocumentObject(); if (obj instanceof java.util.ArrayList) { processDefinitions = (List<ProcessDefinitionImpl>)obj; } else { processDefinitions.add((ProcessDefinitionImpl)obj); }
I' am not advocating this code as a solution for the class cast exception, but my opinion on class casting in java is that it brings more problems then it solves! I will suggest that the author of this cast should look again at the code and try to solve the problem without using class casting.