<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<body link="#355491" alink="#4262a1" vlink="#355491" style="background: #e2e2e2; margin: 0; padding: 20px;">
<div>
<table cellpadding="0" bgcolor="#FFFFFF" border="0" cellspacing="0" style="border: 1px solid #dadada; margin-bottom: 30px; width: 100%; -moz-border-radius: 6px; -webkit-border-radius: 6px;">
<tbody>
<tr>
<td>
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#FFFFFF" style="border: solid 2px #ccc; background: #dadada; width: 100%; -moz-border-radius: 6px; -webkit-border-radius: 6px;">
<tbody>
<tr>
<td bgcolor="#000000" valign="middle" height="58px" style="border-bottom: 1px solid #ccc; padding: 20px; -moz-border-radius-topleft: 3px; -moz-border-radius-topright: 3px; -webkit-border-top-right-radius: 5px; -webkit-border-top-left-radius: 5px;">
<h1 style="color: #333333; font: bold 22px Arial, Helvetica, sans-serif; margin: 0; display: block !important;">
<!-- To have a header image/logo replace the name below with your img tag -->
<!-- Email clients will render the images when the message is read so any image -->
<!-- must be made available on a public server, so that all recipients can load the image. -->
<a href="http://community.jboss.org/index.jspa" style="text-decoration: none; color: #E1E1E1">Community</a></h1>
</td>
</tr>
<tr>
<td bgcolor="#FFFFFF" style="font: normal 12px Arial, Helvetica, sans-serif; color:#333333; padding: 20px; -moz-border-radius-bottomleft: 4px; -moz-border-radius-bottomright: 4px; -webkit-border-bottom-right-radius: 5px; -webkit-border-bottom-left-radius: 5px;"><h3 style="margin: 10px 0 5px; font-size: 17px; font-weight: normal;">
ClassCastException: JpdlProcessDefinition cannot be cast to ProcessDefinitionImpl
</h3>
<span style="margin-bottom: 10px;">
created by <a href="http://community.jboss.org/people/jelies">jordi elies</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/538997#538997">View the full discussion</a>
</span>
<hr style="margin: 20px 0; border: none; background-color: #dadada; height: 1px;">
<div class="jive-rendered-content"><p>Hello everybody,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have a curious problem when I try to get all ProcessDefinitions of the RepositoryService. I execute this few lines:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>{code}</p><p>...</p><div id="_mcePaste">RepositoryService repositoryService = processEngine.getRepositoryService();</div><div> </div><div id="_mcePaste"> </div><div id="_mcePaste">ProcessDefinitionQuery pdq = repositoryService.createProcessDefinitionQuery();</div><div id="_mcePaste"> </div><div id="_mcePaste"> </div><div id="_mcePaste">List<ProcessDefinition> p = pdq.list();</div><div id="_mcePaste">...</div><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The first time I start jboss server all works fine, all process definitions are obtained without problem. The problem comes when I redeploy the webapp. Once redeployed, I try to get all the process definitions and a class cast exception is thrown on {code} List<ProcessDefinition> p = pdq.list(); {code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The stacktrace:</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>13:41:12,260 INFO  [DefaultCommandService] exception while executing command org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl@14d9f8e</p><p>java.lang.ClassCastException: org.jbpm.jpdl.internal.model.JpdlProcessDefinition cannot be cast to org.jbpm.pvm.internal.model.ProcessDefinitionImpl</p><p><span><strong> </strong></span><strong>at org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.execute(ProcessDefinitionQueryImpl.java:72)</strong></p><p><span> </span>at org.jbpm.pvm.internal.query.AbstractQuery.execute(AbstractQuery.java:87)</p><p><span> </span>at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42)</p><p><span> </span>at org.jbpm.pvm.internal.tx.SpringCommandCallback.doInTransaction(SpringCommandCallback.java:45)</p><p><span> </span>at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:130)</p><p><span> </span>at org.jbpm.pvm.internal.tx.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:55)</p><p><span> </span>at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.executeInNewEnvironment(EnvironmentInterceptor.java:53)</p><p><span> </span>at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:40)</p><p><span> </span>at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:55)</p><p><span> </span>at org.jbpm.pvm.internal.query.AbstractQuery.untypedList(AbstractQuery.java:68)</p><p><span> </span>at org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.list(ProcessDefinitionQueryImpl.java:141)</p><p><span> </span><strong>at com.workflow.WorkflowController.showForm(WorkflowController.java:32) [here is where list() method is called]</strong></p><p><span> </span>at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p><span> </span>at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p><span> </span>at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p><span> </span>at java.lang.reflect.Method.invoke(Method.java:597)</p><p><span> </span>at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.doInvokeMethod(HandlerMethodInvoker.java:710)</p><p><span> </span>at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:167)</p><p><span> </span>at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:414)</p><p><span> </span>at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:402)</p><p><span> </span>at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)</p><p><span> </span>at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)</p><p><span> </span>at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:647)</p><p><span> </span>at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:552)</p><p><span> </span>at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)</p><p><span> </span>at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p><span> </span>at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p><span> </span>at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)</p><p><span> </span>at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p><span> </span>at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190)</p><p><span> </span>at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92)</p><p><span> </span>at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)</p><p><span> </span>at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)</p><p><span> </span>at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p><span> </span>at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p><span> </span>at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)</p><p><span> </span>at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p><span> </span>at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)</p><p><span> </span>at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)</p><p><span> </span>at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:598)</p><p><span> </span>at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)</p><p><span> </span>at java.lang.Thread.run(Thread.java:619)</p><p>13:41:12,291 ERROR [[spring]] Servlet.service() para servlet spring lanzó excepción</p><p>java.lang.ClassCastException: org.jbpm.jpdl.internal.model.JpdlProcessDefinition cannot be cast to org.jbpm.pvm.internal.model.ProcessDefinitionImpl</p><p><span> </span>at org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.execute(ProcessDefinitionQueryImpl.java:72)</p><p><span> </span>at org.jbpm.pvm.internal.query.AbstractQuery.execute(AbstractQuery.java:87)</p><p><span> </span>at org.jbpm.pvm.internal.svc.DefaultCommandService.execute(DefaultCommandService.java:42)</p><p><span> </span>at org.jbpm.pvm.internal.tx.SpringCommandCallback.doInTransaction(SpringCommandCallback.java:45)</p><p><span> </span>at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:130)</p><p><span> </span>at org.jbpm.pvm.internal.tx.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:55)</p><p><span> </span>at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.executeInNewEnvironment(EnvironmentInterceptor.java:53)</p><p><span> </span>at org.jbpm.pvm.internal.svc.EnvironmentInterceptor.execute(EnvironmentInterceptor.java:40)</p><p><span> </span>at org.jbpm.pvm.internal.svc.RetryInterceptor.execute(RetryInterceptor.java:55)</p><p><span> </span>at org.jbpm.pvm.internal.query.AbstractQuery.untypedList(AbstractQuery.java:68)</p><p><span> </span>at org.jbpm.pvm.internal.query.ProcessDefinitionQueryImpl.list(ProcessDefinitionQueryImpl.java:141)</p><p><span> </span>at sicar.snc.workflow.WorkflowController.showForm(WorkflowController.java:32)</p><p><span> </span>at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p><span> </span>at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p><span> </span>at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p><span> </span>at java.lang.reflect.Method.invoke(Method.java:597)</p><p><span> </span>at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.doInvokeMethod(HandlerMethodInvoker.java:710)</p><p><span> </span>at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:167)</p><p><span> </span>at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:414)</p><p><span> </span>at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:402)</p><p><span> </span>at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)</p><p><span> </span>at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)</p><p><span> </span>at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:647)</p><p><span> </span>at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:552)</p><p><span> </span>at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)</p><p><span> </span>at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p><span> </span>at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)</p><p><span> </span>at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)</p><p><span> </span>at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)</p><p><span> </span>at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)</p><p><span> </span>at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190)</p><p><span> </span>at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92)</p><p><span> </span>at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)</p><p><span> </span>at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)</p><p><span> </span>at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)</p><p><span> </span>at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)</p><p><span> </span>at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)</p><p><span> </span>at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)</p><p><span> </span>at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)</p><p><span> </span>at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)</p><p><span> </span>at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:598)</p><p><span> </span>at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)</p><p><span> </span>at java.lang.Thread.run(Thread.java:619)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Inside jBpm code, the bold line is where ClassCastException is thrown: </p><p>{code}</p><p>public class ProcessDefinitionQueryImpl extends AbstractQuery implements ProcessDefinitionQuery {</p><p>...</p><p><p>  public Object execute(Session session) {</p><p>    List<Map<String, Object>> propertyMaps = (List<Map<String, Object>>) super.execute(session);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    List<ProcessDefinition> processDefinitions = new ArrayList<ProcessDefinition>();</p><p>    for (Map<String, Object> properties: propertyMaps) {</p><p>      String deploymentId = properties.get("deploymentDbid").toString();</p><p>      String objectName = (String)properties.get("objectName");</p><p>      RepositorySession repositorySession = EnvironmentImpl.getFromCurrent(RepositorySession.class);</p><p>      <strong>ProcessDefinitionImpl processDefinition = (ProcessDefinitionImpl) repositorySession.getObject(deploymentId, objectName);</strong></p><p>      processDefinitions.add(processDefinition);</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    return processDefinitions;</p><p>  }</p></p><p>...</p><p>}</p><p>{code}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I'm doing something wrong? When I look for the process deployments with a DeploymentQuery there isn't any problem.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks in advance, any help would be appreciated.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>PS: I'm working with jbpm 4.3, spring, jboss.5.1.0.GA and I've the jBpm engine running embedded in the same web application.</p></div>
<div style="background-color: #f4f4f4; padding: 10px; margin-top: 20px;">
<p style="margin: 0;">Reply to this message by <a href="http://community.jboss.org/message/538997#538997">going to Community</a></p>
<p style="margin: 0;">Start a new discussion in jBPM at <a href="http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
</div></td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
</div>
</body>
</html>