Can't get pooled task instance list with jbpm & seam - proba
achimh Nov 9, 2009 4:47 PMHi everyone,
I'm new to jbpm and can't get jbpm running. First my Environment:
- jBPM Version : 4.2, default jbpm.cfg.xml, no special libs
- Database : MySQL
- JDK : 6
- Container : Jboss 5.1.0.GA + Seam 2.2.0.GA
I use a seam project generated with seam-gen that works as long as I do not try to access anything of the jbpm stuff. After logging in with setting up a seam identity and an jbpm actor I get the following stack trace as soon as I want to access the PooledTaskInstanceList:
22:08:37,024 INFO [JbpmConfiguration] using jbpm configuration resource 'jbpm.cfg.xml' 22:08:37,025 DEBUG [JbpmConfiguration] loading defaults in jbpm configuration 22:08:37,028 DEBUG [ObjectFactoryImpl] adding object info 'default.jbpm.context' 22:08:37,028 DEBUG [ObjectFactoryImpl] adding object info 'resource.hibernate.cfg.xml' 22:08:37,028 DEBUG [ObjectFactoryImpl] adding object info 'resource.business.calendar' 22:08:37,028 DEBUG [ObjectFactoryImpl] adding object info 'resource.default.modules' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'resource.converter' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'resource.action.types' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'resource.node.types' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'resource.parsers' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'resource.varmapping' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'resource.mail.templates' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.byte.block.size' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.task.instance.factory' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.variable.resolver' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.mail.smtp.host' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.mail.address.resolver' 22:08:37,029 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.mail.from.address' 22:08:37,030 DEBUG [ObjectFactoryImpl] adding object info 'jbpm.job.executor' 22:08:37,030 DEBUG [JbpmConfiguration] loading specific configuration... 22:08:37,053 SEVERE [viewhandler] Error Rendering View[/home.xhtml] org.jboss.seam.InstantiationException: Could not instantiate Seam component: org.jboss.seam.bpm.jbpmContext at org.jboss.seam.Component.newInstance(Component.java:2144) at org.jboss.seam.Component.getInstance(Component.java:2021) at org.jboss.seam.Component.getInstance(Component.java:2000) at org.jboss.seam.Component.getInstance(Component.java:1994) at org.jboss.seam.Component.getInstance(Component.java:1967) at org.jboss.seam.Component.getInstance(Component.java:1962) at org.jboss.seam.bpm.ManagedJbpmContext.instance(ManagedJbpmContext.java:165) at org.jboss.seam.bpm.PooledTaskInstanceList.getPooledTaskInstanceList(PooledTaskInstanceList.java:37) 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.jboss.seam.util.Reflections.invoke(Reflections.java:22) at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56) at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.bpm.BusinessProcessInterceptor.aroundInvoke(BusinessProcessInterceptor.java:51) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.transaction.TransactionInterceptor$1.work(TransactionInterceptor.java:97) at org.jboss.seam.util.Work.workInTransaction(Work.java:47) at org.jboss.seam.transaction.TransactionInterceptor.aroundInvoke(TransactionInterceptor.java:91) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44) at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68) at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107) at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185) at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:103) at org.jboss.seam.bpm.PooledTaskInstanceList_$$_javassist_seam_2.getPooledTaskInstanceList(PooledTaskInstanceList_$$_javassist_seam_2.java) 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.jboss.seam.util.Reflections.invoke(Reflections.java:22) at org.jboss.seam.util.Reflections.invokeAndWrap(Reflections.java:144) at org.jboss.seam.Component.callComponentMethod(Component.java:2249) at org.jboss.seam.Component.unwrap(Component.java:2275) at org.jboss.seam.Component.getInstance(Component.java:2041) at org.jboss.seam.Component.getInstance(Component.java:1983) at org.jboss.seam.Component.getInstance(Component.java:1977) at org.jboss.seam.Namespace.getComponentInstance(Namespace.java:55) at org.jboss.seam.Namespace.getComponentInstance(Namespace.java:50) at org.jboss.seam.el.SeamELResolver.resolveBase(SeamELResolver.java:155) at org.jboss.seam.el.SeamELResolver.getValue(SeamELResolver.java:51) at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:54) at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:72) at org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:44) at org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186) at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71) at javax.faces.component.UIData.getValue(UIData.java:609) at javax.faces.component.UIData.getDataModel(UIData.java:1124) at javax.faces.component.UIData.setRowIndex(UIData.java:451) at com.sun.faces.renderkit.html_basic.TableRenderer.encodeBegin(TableRenderer.java:77) at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:813) at javax.faces.component.UIData.encodeBegin(UIData.java:962) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:928) at javax.faces.render.Renderer.encodeChildren(Renderer.java:148) at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:837) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:930) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:933) at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:592) at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100) at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:110) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) at org.jboss.seam.web.IdentityFilter.doFilter(IdentityFilter.java:40) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:90) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178) at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290) at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:368) at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:495) at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:56) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:60) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.HotDeployFilter.doFilter(HotDeployFilter.java:53) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126) at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:598) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:637) Caused by: org.jbpm.JbpmException: couldn't parse jbpm configuration from resource 'jbpm.cfg.xml' at org.jbpm.JbpmConfiguration.getInstance(JbpmConfiguration.java:285) at org.jbpm.JbpmConfiguration.getInstance(JbpmConfiguration.java:257) at org.jboss.seam.bpm.Jbpm.initJbpmConfiguration(Jbpm.java:110) at org.jboss.seam.bpm.Jbpm.getJbpmConfiguration(Jbpm.java:101) at org.jboss.seam.bpm.ManagedJbpmContext.create(ManagedJbpmContext.java:55) 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.jboss.seam.util.Reflections.invoke(Reflections.java:22) at org.jboss.seam.util.Reflections.invokeAndWrap(Reflections.java:144) at org.jboss.seam.Component.callComponentMethod(Component.java:2249) at org.jboss.seam.Component.callCreateMethod(Component.java:2172) at org.jboss.seam.Component.newInstance(Component.java:2132) ... 109 more Caused by: org.jbpm.JbpmException: no ObjectInfo class specified for element 'import' at org.jbpm.configuration.ObjectFactoryParser.parse(ObjectFactoryParser.java:139) at org.jbpm.configuration.ObjectFactoryParser.parseElements(ObjectFactoryParser.java:117) at org.jbpm.configuration.ObjectFactoryParser.parseElementsStream(ObjectFactoryParser.java:110) at org.jbpm.JbpmConfiguration.parseObjectFactory(JbpmConfiguration.java:317) at org.jbpm.JbpmConfiguration.getInstance(JbpmConfiguration.java:281) ... 122 more
The jbpm.cfg.xml like this, all imported files are part of the jbpm.jar:
<?xml version="1.0" encoding="UTF-8"?> <jbpm-configuration jndi-name="java:/ProcessEngine"> <import resource="jbpm.default.cfg.xml" /> <import resource="jbpm.businesscalendar.cfg.xml" /> <import resource="jbpm.tx.jta.cfg.xml" /> <import resource="jbpm.jpdl.cfg.xml" /> <import resource="jbpm.identity.cfg.xml" /> <import resource="jbpm.jobexecutor.cfg.xml" /> <import resource="jbpm.console.cfg.xml" /> </jbpm-configuration>
It plays no role if I have a process definition deployed or not (tried both) and I'm sure that the jbpm.cfg.xml is deployed at the right place, because when I use an invalid one, I get an exception telling me about it.
The xhtml-page trying to list the tasks looks like:
<h:dataTable value="#{pooledTaskInstanceList}" var="task"> <h:column> <f:facet name="header">Id</f:facet> #{task.id} </h:column> <h:column> <f:facet name="header">Description</f:facet> #{task.description} </h:column> </h:dataTable>
If I remove this block, I do not get an exception (because I'm not accessing anything of jbpm).
If I use the jbpm-console I can access, start etc. the deployed processes. That's why I do not understand what I'm doing wrong and I did not find any help for "org.jbpm.JbpmException: no ObjectInfo class specified for element 'import'", so any help is appreciated!