[JBoss Seam] - ServletContext.getRequest() null ?
by dreuzel
'm trying to get the Servlet context
in following environment, started with a submit
|
| @Stateless
| //@Startup
| @Name("xxxxx")
| //@ResourceAdapter("mail-ra.rar")
| @Scope(SESSION)
| public class Shedule implements SheduleINTF
| { @Logger private Log log;
| //@PersistenceContext(type=EXTENDED) //
| @In ("#{entityManager}") public EntityManager em;//allow for db ACCESS
| //@In(create=true) public transINTF txsmail;//db access txn
| @In(create=true) public BeursMailINTF beursmail;//db access txn
| @In FacesMessages facesMessages;
| //@DataModel
|
calling
| public String submit2()
| { setSessuionTimeout(30);
| if (!isNewSession()) log.info("new session :");
| ...
|
|
|
| public int setSessuionTimeout(int minutes)
| { if (minutes <1)minutes=1;
| int tmo=0;
| try {
| Object obj =ServletContexts.getInstance().getRequest();//null
| if (obj!=null)obj=ServletContexts.getInstance().getRequest().getSession();
| if (obj!=null) tmo=ServletContexts.instance().getRequest().getSession().getMaxInactiveInterval();
| if (obj!=null) ServletContexts.instance().getRequest().getSession().setMaxInactiveInterval(minutes*60);
| if (obj!=null) return tmo;
| // int tmo=
| // org.jboss.seam.web.ServletContexts.instance().getRequest().getSession().getMaxInactiveInterval();
| // org.jboss.seam.web.ServletContexts.instance().getRequest().getSession().setMaxInactiveInterval(minutes*60);
| return minutes;
| } catch (Exception er)
| { String errmsg=er.getClass().getSimpleName() +" err: "+ er.getMessage();
| if(errmsg.indexOf("NullPointer")>-1 || errmsg.indexOf("OutOfBounds")>0) log.fatal("ServletContext error "+ errmsg+" time:"+tmo+"/"+ minutes,er);
| else log.error("[ServletContext error set timeout "+ errmsg +" time:"+tmo+"/"+ minutes );}
| return 0;
| }
|
|
| public boolean isNewSession()
|
| { try{
| Object obj =ServletContexts.getInstance().getRequest();//null
|
| if (obj!=null)obj=ServletContexts.instance().getRequest().getSession();
| if (obj!=null) return ServletContexts.instance().getRequest().getSession().isNew();
|
| // return org.jboss.seam.web.ServletContexts.instance().getRequest().getSession().isNew();
|
| } catch (Exception er)
| { String errmsg=er.getClass().getSimpleName() +" err: "+ er.getMessage();
| if(errmsg.indexOf("NullPointer")>-1 || errmsg.indexOf("OutOfBounds")>0) log.fatal("new session error "+ errmsg,er);
| else log.error("[ServletContext error set timeout "+ errmsg );}
|
| return true;
| }
|
|
| [\code]
| as soon as I try the getRequest the object is constantly NULL
| what im I doing wrong ???
|
|
| I would like to access the Request in different EJB environments
| further away ( multiple seam EJB's deeper)
| what are the restrictions to access ServletContext.getRequests
|
|
| (using seam 2.0.1.GA in JBoss 4.2.2GA environment
|
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18 years, 5 months
[EJB 3.0] - EntityManagerFactory does not shutdown cleanly on JBoss-5.0B
by jaikiran
I am trying out a simple EJB3 application on JBoss-5.0 Beta3, Java 1.5. The application includes a StatelessSessionBean, a few entities and a persistence unit. The application deploys properly and works as per expectations. However, when i shutdown JBoss, i see the following exceptions in the logs:
2008-02-12 12:58:34,208 INFO [org.jboss.ejb3.entity.PersistenceUnitDeployment] Stopping persistence unit persistence.units:ear=EJB3Persistence.ear,jar=myapp_ejb3.jar,unitName=EJB3Persistence
| 2008-02-12 12:58:37,896 INFO [org.hibernate.impl.SessionFactoryImpl] closing
| 2008-02-12 12:58:37,896 INFO [org.hibernate.impl.SessionFactoryObjectFactory] Unbinding factory from JNDI name: persistence.units:ear=EJB3Persistence.ear,jar=myapp_ejb3.jar,unitName=EJB3Persistence
| 2008-02-12 12:58:37,896 INFO [org.hibernate.util.NamingHelper] JNDI InitialContext properties:{java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory, java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces}
| 2008-02-12 12:59:37,710 ERROR [org.hibernate.util.NamingHelper] Could not obtain initial context
| javax.naming.NoInitialContextException: Cannot instantiate class: org.jnp.interfaces.NamingContextFactory [Root exception is java.lang.ClassNotFoundException: org.jnp.interfaces.NamingContextFactory]
| at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:657)
| at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:247)
| at javax.naming.InitialContext.init(InitialContext.java:223)
| at javax.naming.InitialContext.<init>(InitialContext.java:197)
| at org.hibernate.util.NamingHelper.getInitialContext(NamingHelper.java:28)
| at org.hibernate.impl.SessionFactoryObjectFactory.removeInstance(SessionFactoryObjectFactory.java:115)
| at org.hibernate.impl.SessionFactoryImpl.close(SessionFactoryImpl.java:806)
| at org.hibernate.ejb.EntityManagerFactoryImpl.close(EntityManagerFactoryImpl.java:43)
| at org.jboss.ejb3.entity.ManagedEntityManagerFactory.destroy(ManagedEntityManagerFactory.java:95)
| at org.jboss.ejb3.entity.PersistenceUnitDeployment.stop(PersistenceUnitDeployment.java:292)
| 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:585)
| at org.jboss.reflect.plugins.introspection.ReflectionUtils.invoke(ReflectionUtils.java:56)
| at org.jboss.reflect.plugins.introspection.ReflectMethodInfoImpl.invoke(ReflectMethodInfoImpl.java:110)
| at org.jboss.joinpoint.plugins.BasicMethodJoinPoint.dispatch(BasicMethodJoinPoint.java:66)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction$JoinpointDispatchWrapper.execute(KernelControllerContextAction.java:214)
| at org.jboss.kernel.plugins.dependency.ExecutionWrapper.execute(ExecutionWrapper.java:45)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchExecutionWrapper(KernelControllerContextAction.java:108)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchJoinPoint(KernelControllerContextAction.java:69)
| at org.jboss.kernel.plugins.dependency.LifecycleAction.uninstallActionInternal(LifecycleAction.java:249)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.uninstallAction(KernelControllerContextAction.java:167)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.uninstallAction(KernelControllerContextAction.java:46)
| at org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleUninstallAction(SimpleControllerContextAction.java:79)
| at org.jboss.dependency.plugins.action.AccessControllerContextAction.uninstall(AccessControllerContextAction.java:131)
| at org.jboss.dependency.plugins.AbstractControllerContextActions.uninstall(AbstractControllerContextActions.java:58)
| at org.jboss.dependency.plugins.AbstractControllerContext.uninstall(AbstractControllerContext.java:333)
| at org.jboss.dependency.plugins.AbstractController.uninstall(AbstractController.java:1323)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:1009)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:627)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:411)
| at org.jboss.system.ServiceController.doChange(ServiceController.java:659)
| at org.jboss.system.ServiceController.stop(ServiceController.java:481)
| at org.jboss.system.deployers.ServiceDeployer.stop(ServiceDeployer.java:156)
| at org.jboss.system.deployers.ServiceDeployer.undeploy(ServiceDeployer.java:136)
| at org.jboss.system.deployers.ServiceDeployer.undeploy(ServiceDeployer.java:46)
| at org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internalUndeploy(AbstractSimpleRealDeployer.java:73)
| at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.undeploy(AbstractRealDeployer.java:112)
| at org.jboss.deployers.plugins.deployers.DeployerWrapper.undeploy(DeployerWrapper.java:187)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.doUninstallParentLast(DeployersImpl.java:1072)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.doUninstallParentLast(DeployersImpl.java:1065)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.uninstall(DeployersImpl.java:1027)
| at org.jboss.dependency.plugins.AbstractControllerContext.uninstall(AbstractControllerContext.java:333)
| at org.jboss.dependency.plugins.AbstractController.uninstall(AbstractController.java:1323)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:1009)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:627)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:411)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.java:423)
| at org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.java:506)
| at org.jboss.deployers.plugins.main.MainDeployerImpl.shutdown(MainDeployerImpl.java:543)
| at org.jboss.system.server.profileservice.ProfileServiceBootstrap.shutdown(ProfileServiceBootstrap.java:151)
| at org.jboss.bootstrap.AbstractServerImpl.shutdownServer(AbstractServerImpl.java:505)
| at org.jboss.bootstrap.AbstractServerImpl$ShutdownHook.run(AbstractServerImpl.java:824)
| Caused by: java.lang.ClassNotFoundException: org.jnp.interfaces.NamingContextFactory
| at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
| at java.security.AccessController.doPrivileged(Native Method)
| at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
| at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
| at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
| at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
| at java.lang.Class.forName0(Native Method)
| at java.lang.Class.forName(Class.java:242)
| at com.sun.naming.internal.VersionHelper12.loadClass(VersionHelper12.java:42)
| at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:654)
| ... 65 more
| 2008-02-12 12:59:37,726 WARN [org.hibernate.impl.SessionFactoryObjectFactory] Could not unbind factory from JNDI
| javax.naming.NoInitialContextException: Cannot instantiate class: org.jnp.interfaces.NamingContextFactory [Root exception is java.lang.ClassNotFoundException: org.jnp.interfaces.NamingContextFactory]
| at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:657)
| at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:247)
| at javax.naming.InitialContext.init(InitialContext.java:223)
| at javax.naming.InitialContext.<init>(InitialContext.java:197)
| at org.hibernate.util.NamingHelper.getInitialContext(NamingHelper.java:28)
| at org.hibernate.impl.SessionFactoryObjectFactory.removeInstance(SessionFactoryObjectFactory.java:115)
| at org.hibernate.impl.SessionFactoryImpl.close(SessionFactoryImpl.java:806)
| at org.hibernate.ejb.EntityManagerFactoryImpl.close(EntityManagerFactoryImpl.java:43)
| at org.jboss.ejb3.entity.ManagedEntityManagerFactory.destroy(ManagedEntityManagerFactory.java:95)
| at org.jboss.ejb3.entity.PersistenceUnitDeployment.stop(PersistenceUnitDeployment.java:292)
| 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:585)
| at org.jboss.reflect.plugins.introspection.ReflectionUtils.invoke(ReflectionUtils.java:56)
| at org.jboss.reflect.plugins.introspection.ReflectMethodInfoImpl.invoke(ReflectMethodInfoImpl.java:110)
| at org.jboss.joinpoint.plugins.BasicMethodJoinPoint.dispatch(BasicMethodJoinPoint.java:66)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction$JoinpointDispatchWrapper.execute(KernelControllerContextAction.java:214)
| at org.jboss.kernel.plugins.dependency.ExecutionWrapper.execute(ExecutionWrapper.java:45)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchExecutionWrapper(KernelControllerContextAction.java:108)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchJoinPoint(KernelControllerContextAction.java:69)
| at org.jboss.kernel.plugins.dependency.LifecycleAction.uninstallActionInternal(LifecycleAction.java:249)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.uninstallAction(KernelControllerContextAction.java:167)
| at org.jboss.kernel.plugins.dependency.KernelControllerContextAction.uninstallAction(KernelControllerContextAction.java:46)
| at org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleUninstallAction(SimpleControllerContextAction.java:79)
| at org.jboss.dependency.plugins.action.AccessControllerContextAction.uninstall(AccessControllerContextAction.java:131)
| at org.jboss.dependency.plugins.AbstractControllerContextActions.uninstall(AbstractControllerContextActions.java:58)
| at org.jboss.dependency.plugins.AbstractControllerContext.uninstall(AbstractControllerContext.java:333)
| at org.jboss.dependency.plugins.AbstractController.uninstall(AbstractController.java:1323)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:1009)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:936)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:986)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:627)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:411)
| at org.jboss.system.ServiceController.doChange(ServiceController.java:659)
| at org.jboss.system.ServiceController.stop(ServiceController.java:481)
| at org.jboss.system.deployers.ServiceDeployer.stop(ServiceDeployer.java:156)
| at org.jboss.system.deployers.ServiceDeployer.undeploy(ServiceDeployer.java:136)
| at org.jboss.system.deployers.ServiceDeployer.undeploy(ServiceDeployer.java:46)
| at org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internalUndeploy(AbstractSimpleRealDeployer.java:73)
| at org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.undeploy(AbstractRealDeployer.java:112)
| at org.jboss.deployers.plugins.deployers.DeployerWrapper.undeploy(DeployerWrapper.java:187)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.doUninstallParentLast(DeployersImpl.java:1072)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.doUninstallParentLast(DeployersImpl.java:1065)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.uninstall(DeployersImpl.java:1027)
| at org.jboss.dependency.plugins.AbstractControllerContext.uninstall(AbstractControllerContext.java:333)
| at org.jboss.dependency.plugins.AbstractController.uninstall(AbstractController.java:1323)
| at org.jboss.dependency.plugins.AbstractController.uninstallContext(AbstractController.java:1009)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:627)
| at org.jboss.dependency.plugins.AbstractController.change(AbstractController.java:411)
| at org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.java:423)
| at org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.java:506)
| at org.jboss.deployers.plugins.main.MainDeployerImpl.shutdown(MainDeployerImpl.java:543)
| at org.jboss.system.server.profileservice.ProfileServiceBootstrap.shutdown(ProfileServiceBootstrap.java:151)
| at org.jboss.bootstrap.AbstractServerImpl.shutdownServer(AbstractServerImpl.java:505)
| at org.jboss.bootstrap.AbstractServerImpl$ShutdownHook.run(AbstractServerImpl.java:824)
| Caused by: java.lang.ClassNotFoundException: org.jnp.interfaces.NamingContextFactory
| at java.net.URLClassLoader$1.run(URLClassLoader.java:200)
| at java.security.AccessController.doPrivileged(Native Method)
| at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
| at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
| at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
| at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
| at java.lang.Class.forName0(Native Method)
| at java.lang.Class.forName(Class.java:242)
| at com.sun.naming.internal.VersionHelper12.loadClass(VersionHelper12.java:42)
| at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:654)
| ... 65 more
|
|
|
A bit of debugging showed that the Shutdown hook thread which triggers the close of the EntityManagerFactory sets the context classloader of the thread to org.jboss.system.NoAnnotationURLClassLoader because of which the org.jnp.interfaces.NamingContextFactory class is not found by the classloader or its parent classloader.
Just for the sake of testing, i changed the code in the destroy method of the org.jboss.ejb3.entity.ManagedEntityManagerFactory to set the context classloader before invoking the close method of the entitymanager factory as follows:
public void destroy()
| {
| System.out.println("Classloader of entity manager factory is : " + entityManagerFactory.getClass().getClassLoader());
|
| ClassLoader origClassloader = Thread.currentThread().getContextClassLoader();
| try {
| System.out.println("Setting the context classloader of " + Thread.currentThread() + " to " + entityManagerFactory.getClass().getClassLoader());
| Thread.currentThread().setContextClassLoader(entityManagerFactory.getClass().getClassLoader());
| entityManagerFactory.close();
| } finally {
| Thread.currentThread().setContextClassLoader(origClassloader);
| System.out.println("Reset classloader of thread : " + Thread.currentThread() + " to " + origClassloader);
| }
| }
|
This worked and i no longer see the exception. Here's the logs on JBoss shutdown:
2008-02-12 15:38:51,956 INFO [org.jboss.ejb3.entity.PersistenceUnitDeployment] Stopping persistence unit persistence.units:ear=EJB3Persistence.ear,jar=myapp_ejb3.jar,unitName=EJB3Persistence
| 2008-02-12 15:38:51,971 INFO [STDOUT] Classloader of entity manager factory is : org.jboss.mx.loading.UnifiedClassLoader3@1cefde4{ url=vfsfile:/D:/jboss-5.0.0.Beta3/server/jaikiran/conf/jboss-service.xml ,addedOrder=2}
| 2008-02-12 15:38:51,971 INFO [STDOUT] Setting the context classloader of Thread[JBoss Shutdown Hook,5,jboss] to org.jboss.mx.loading.UnifiedClassLoader3@1cefde4{ url=vfsfile:/D:/jboss-5.0.0.Beta3/server/jaikiran/conf/jboss-service.xml ,addedOrder=2}
| 2008-02-12 15:38:51,987 INFO [org.hibernate.impl.SessionFactoryImpl] closing
| 2008-02-12 15:38:51,987 INFO [org.hibernate.impl.SessionFactoryObjectFactory] Unbinding factory from JNDI name: persistence.units:ear=EJB3Persistence.ear,jar=myapp_ejb3.jar,unitName=EJB3Persistence
| 2008-02-12 15:38:52,003 INFO [org.hibernate.util.NamingHelper] JNDI InitialContext properties:{java.naming.factory.initial=org.jnp.interfaces.NamingContextFactory, java.naming.factory.url.pkgs=org.jboss.naming:org.jnp.interfaces}
| 2008-02-12 15:38:52,018 INFO [org.hibernate.impl.SessionFactoryObjectFactory] Unbound factory from JNDI name: persistence.units:ear=EJB3Persistence.ear,jar=myapp_ejb3.jar,unitName=EJB3Persistence
| 2008-02-12 15:38:52,018 TRACE [org.jboss.mx.loading.RepositoryClassLoader] getResourceLocally(org.jboss.mx.loading.UnifiedClassLoader3@142c63f{ url=vfsfile:/D:/jboss-5.0.0.Beta3/server/jaikiran/deployers/bsh.deployer/ ,addedOrder=3}), name=org/apache/tomcat/util/buf/ByteChunk$ByteOutputChannel.class, resURL:null
| 2008-02-12 15:38:52,018 INFO [STDOUT] Reset classloader of thread : Thread[JBoss Shutdown Hook,5,jboss] to org.jboss.system.NoAnnotationURLClassLoader@1bbdd48
|
|
The code change that i did was just for testing and there might be a better way to achieve this. I searched the JIRA to see if this has been reported before, but could not find any. Do i open a new issue (i can add my sample application and the classloader logs, if that's required) for this or did i miss a already reported issue in the JIRA?
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18 years, 5 months
[JBoss jBPM] - Timer not firing - why ???
by francis1970
Hi all !
I have a small process which should fire a timer when the Token has reached a certain Task Node.
<process-definition
| xmlns="urn:jbpm.org:jpdl-3.2"
| name="simpleProcess">
|
| <start-state name="start">
| <transition name="" to="MyTask"></transition>
| </start-state>
|
| <task-node name="MyTask">
|
| <task name="task1">
|
| <timer duedate="20 seconds" repeat="10 seconds">
| <action class="com.sample.action.RemindActor">
| </action>
| </timer>
| <assignment class='com.sample.action.SimpleAssignmentHandler' />
| </task>
| <transition name="node1" to="node1"></transition>
| </task-node>
|
|
| <node name="node1">
| ....
| </node>
I have looked at the examples which come with Jpdl 3.2.2 distribution and found something like this....
So I send signal() from the start node, the token moves to MyTask Node but the process doesn't fire the timer alert.
Why ?
Thanks for your help!
Francesco
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18 years, 5 months
[Installation, Configuration & DEPLOYMENT] - Error while running multiple instances of JBOSS 4.0.5 on sam
by wmt2007
We are trying to run multiple instances of JBOSS 4.0.5 on the same machine and are running into port conflict issues.
For configuring multiple instances, we have followed instructions from the foll JBOSS documentation :
http://docs.jboss.org/jbossas/guides/j2eeguide/r2/en/html/ch08.html#ch10.....
We setup two instances by copying the default settings . Changes to the ports numbers were made for the second instance in the foll files
<jboss-instance2>conf\jboss-service.xml
<jboss-instance2>\deploy\http-invoker.sar\META-INF\jboss-service.xml
<jboss-instance2>\deploy\jbossweb-tomcat55.sar\server.xml
<jboss-instance2>\deploy\jms\uil2-service.xml
When we try to run the first instance there are no issues, when we run the second instance on the same machine, we get an error "Port 0 already in use" .
"java.rmi.server.ExportException: Port already in use: 0; nested exception is:
java.net.BindException: Address already in use: JVM_Bind
at sun.rmi.transport.tcp.TCPTransport.listen(TCPTransport.java:243)
at sun.rmi.transport.tcp.TCPTransport.exportObject(TCPTransport.java:178)
at sun.rmi.transport.tcp.TCPEndpoint.exportObject(TCPEndpoint.java:382)
at sun.rmi.transport.LiveRef.exportObject(LiveRef.java:116)
at sun.rmi.server.UnicastServerRef.exportObject(UnicastServerRef.java:180)
at java.rmi.server.UnicastRemoteObject.exportObject(UnicastRemoteObject.java:293)
at java.rmi.server.UnicastRemoteObject.exportObject(UnicastRemoteObject.java:235)
at java.rmi.server.UnicastRemoteObject.(UnicastRemoteObject.java:133)
at java.rmi.server.UnicastRemoteObject.(UnicastRemoteObject.java:119)
......................"
1) How do we rectify this error?
2) Are there any other configuration changes that need to be done to run multiple instances of JBOSS ?
thanks,
Sridevi
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18 years, 5 months