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Timers on stateful sessions. JBoss 6 M4
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created by <a href="http://community.jboss.org/people/elsote">Estanislao Musulin</a> in <i>Beginner's Corner</i> - <a href="http://community.jboss.org/message/559624#559624">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi!</p><p>I'm building a simple session to test timers on JBoss 6 M4,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>//-----------------------------------------------</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>package org.jboss.ejb3.timerservice.example;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import java.util.Date;</p><p>import javax.annotation.Resource;</p><p>import javax.ejb.Stateful;</p><p>//import javax.ejb.Stateless;</p><p>import javax.ejb.Timeout;</p><p>import javax.ejb.Timer;</p><p>import javax.ejb.TimerService;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import com.soteica.ots.scheduler.SchedulerRemote;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>@Stateful(name = "Scheduler")</p><p>public class Scheduler implements SchedulerRemote</p><p>{</p><p>   @Resource</p><p>   private TimerService timerService;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>   @Override</p><p>   public void scheduleTask()</p><p>   {</p><p>      Date now = new Date();</p><p>      Timer timer  = this.timerService.createTimer(now, 5000, "5SecondTimer");</p><p>   }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>   @Timeout</p><p>   private void onTimeout(Timer timer)</p><p>   {</p><p>      System.out.println("Timeout method invoked at " + new Date() + " for bean " + this.getClass().getSimpleName());</p><p>   }</p><p>}</p><p>//-----------------------------------------------</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>It works properlly is defined as Stateles, but if defined as stateful the following errors appear:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>16:30:53,546  ERROR [STDERR] java.lang.RuntimeException: Unable to inject jndi  dependency: TimerService into property  org.jboss.ejb3.timerservice.example.Scheduler.timerService: stateful  bean doesn't s</p><p>upport TimerService (EJB3 18.2#2)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.injection.JndiPropertyInjector.lookup(JndiPropertyInjector.java:82)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.injection.JndiPropertyInjector.inject(JndiPropertyInjector.java:99)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.injection.JndiPropertyInjector.inject(JndiPropertyInjector.java:89)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.injection.JndiPropertyInjector.inject(JndiPropertyInjector.java:61)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.injection.InjectionHelper.inject(InjectionHelper.java:51)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.injection.InjectionHelper.inject(InjectionHelper.java:43)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.session.SessionInjectionInvocation.proceed(SessionInjectionInvocation.java:45)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.injection.InjectionInvocation.invokeTarget(InjectionInvocation.java:97)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.injection.InjectionInvocation.invokeNext(InjectionInvocation.java:91)</p><p>16:30:53,546  ERROR [STDERR]     at  org.jboss.ejb3.core.context.CurrentInvocationContextInterceptor.invoke(CurrentInvocationContextInterceptor.java:47)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.injection.InjectionInvocation.invokeNext(InjectionInvocation.java:82)</p><p>16:30:53,546  ERROR [STDERR]     at  org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java:67)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.injection.InjectionInvocation.invokeNext(InjectionInvocation.java:82)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.EJBContainer.injectBeanContext(EJBContainer.java:1220)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.stateful.StatefulContainer.create(StatefulContainer.java:148)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.cache.simple.SimpleStatefulCache.create(SimpleStatefulCache.java:402)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.stateful.StatefulContainer.createSession(StatefulContainer.java:408)</p><p>16:30:53,546 ERROR [STDERR]     at org.jboss.ejb3.session.SessionContainer.createSession(SessionContainer.java:692)</p><p>16:30:53,546  ERROR [STDERR]     at  org.jboss.ejb3.proxy.impl.factory.session.stateful.StatefulSessionProxyFactoryBase.getNewSessionId(StatefulSessionProxyFactoryBase.java:280)</p><p>16:30:53,546  ERROR [STDERR]     at  org.jboss.ejb3.proxy.impl.factory.session.stateful.StatefulSessionProxyFactoryBase.createProxyBusiness(StatefulSessionProxyFactoryBase.java:143)</p><p>16:30:53,546 ERROR [STDERR]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>16:30:53,546 ERROR [STDERR]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p>16:30:53,546 ERROR [STDERR]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p>16:30:53,546 ERROR [STDERR]     at java.lang.reflect.Method.invoke(Method.java:597)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:121)</p><p>16:30:53,562  ERROR [STDERR]     at  org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:898)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.remoting.transport.socket.ServerThread.completeInvocation(ServerThread.java:791)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:744)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:548)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:234)</p><p>16:30:53,562  ERROR [STDERR] Caused by: javax.naming.NamingException: Could not  dereference object [Root exception is javax.naming.NamingException:  Could not dereference object [Root exception is java.</p><p>lang.UnsupportedOperationException: stateful bean doesn't support TimerService (EJB3 18.2#2)]]</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.resolveLink(NamingContext.java:1356)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:819)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:688)</p><p>16:30:53,562 ERROR [STDERR]     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>16:30:53,562 ERROR [STDERR]     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p>16:30:53,562 ERROR [STDERR]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p>16:30:53,562 ERROR [STDERR]     at java.lang.reflect.Method.invoke(Method.java:597)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.ejb3.EJBContainer$1.invoke(EJBContainer.java:853)</p><p>16:30:53,562 ERROR [STDERR]     at $Proxy145.lookup(Unknown Source)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.ejb3.JndiUtil.lookup(JndiUtil.java:44)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.injection.JndiPropertyInjector.lookup(JndiPropertyInjector.java:75)</p><p>16:30:53,562 ERROR [STDERR]     ... 30 more</p><p>16:30:53,562  ERROR [STDERR] Caused by: javax.naming.NamingException: Could not  dereference object [Root exception is  java.lang.UnsupportedOperationException: stateful bean doesn't support  TimerService</p><p>(EJB3 18.2#2)]</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1508)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:824)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:688)</p><p>16:30:53,562 ERROR [STDERR]     at javax.naming.InitialContext.lookup(InitialContext.java:392)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.resolveLink(NamingContext.java:1350)</p><p>16:30:53,562 ERROR [STDERR]     ... 40 more</p><p>16:30:53,562  ERROR [STDERR] Caused by: java.lang.UnsupportedOperationException:  stateful bean doesn't support TimerService (EJB3 18.2#2)</p><p>16:30:53,562 ERROR [STDERR]     at org.jboss.ejb3.TimerServiceContainer.getTimerService(TimerServiceContainer.java:178)</p><p>16:30:53,562  ERROR [STDERR]     at  org.jboss.ejb3.timerservice.naming.TimerServiceObjectFactory.getObjectInstance(TimerServiceObjectFactory.java:65)</p><p>16:30:53,562 ERROR [STDERR]     at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1483)</p><p>16:30:53,562 ERROR [STDERR]     at org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1500)</p><p>16:30:53,562 ERROR [STDERR]     ... 44 more</p><p>16:30:53,562  ERROR  [org.jboss.ejb3.proxy.impl.factory.session.stateful.StatefulSessionProxyFactoryBase]  Could not obtain new Session ID from SFSB Container:  javax.ejb.EJBException: java.lang.RuntimeEx</p><p>ception: Unable to  inject jndi dependency: TimerService into property  org.jboss.ejb3.timerservice.example.Scheduler.timerService: stateful  bean doesn't support TimerService (EJB3 18.2#2)</p><p>        at org.jboss.ejb3.cache.simple.SimpleStatefulCache.create(SimpleStatefulCache.java:423) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.stateful.StatefulContainer.createSession(StatefulContainer.java:408) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.session.SessionContainer.createSession(SessionContainer.java:692) [:1.5.0-alpha-4]</p><p>         at  org.jboss.ejb3.proxy.impl.factory.session.stateful.StatefulSessionProxyFactoryBase.getNewSessionId(StatefulSessionProxyFactoryBase.java:280)  [:1.0.10]</p><p>        at  org.jboss.ejb3.proxy.impl.factory.session.stateful.StatefulSessionProxyFactoryBase.createProxyBusiness(StatefulSessionProxyFactoryBase.java:143)  [:1.0.10]</p><p>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_18]</p><p>        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [:1.6.0_18]</p><p>        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [:1.6.0_18]</p><p>        at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_18]</p><p>        at org.jboss.aop.Dispatcher.invoke(Dispatcher.java:121) [jboss-aop.jar:2.2.1.Alpha3]</p><p>        at org.jboss.aspects.remoting.AOPRemotingInvocationHandler.invoke(AOPRemotingInvocationHandler.java:82) [:1.0.1.GA]</p><p>        at org.jboss.remoting.ServerInvoker.invoke(ServerInvoker.java:898) [:6.0.0.20100721-M4]</p><p>        at org.jboss.remoting.transport.socket.ServerThread.completeInvocation(ServerThread.java:791) [:6.0.0.20100721-M4]</p><p>        at org.jboss.remoting.transport.socket.ServerThread.processInvocation(ServerThread.java:744) [:6.0.0.20100721-M4]</p><p>        at org.jboss.remoting.transport.socket.ServerThread.dorun(ServerThread.java:548) [:6.0.0.20100721-M4]</p><p>        at org.jboss.remoting.transport.socket.ServerThread.run(ServerThread.java:234) [:6.0.0.20100721-M4]</p><p>Caused  by: java.lang.RuntimeException: Unable to inject jndi dependency:  TimerService into property  org.jboss.ejb3.timerservice.example.Scheduler.timerService: stateful  bean doesn't support TimerServi</p><p>ce (EJB3 18.2#2)</p><p>        at org.jboss.injection.JndiPropertyInjector.lookup(JndiPropertyInjector.java:82) [:1.5.0-alpha-4]</p><p>        at org.jboss.injection.JndiPropertyInjector.inject(JndiPropertyInjector.java:99) [:1.5.0-alpha-4]</p><p>        at org.jboss.injection.JndiPropertyInjector.inject(JndiPropertyInjector.java:89) [:1.5.0-alpha-4]</p><p>        at org.jboss.injection.JndiPropertyInjector.inject(JndiPropertyInjector.java:61) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.injection.InjectionHelper.inject(InjectionHelper.java:51) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.injection.InjectionHelper.inject(InjectionHelper.java:43) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.session.SessionInjectionInvocation.proceed(SessionInjectionInvocation.java:45) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.injection.InjectionInvocation.invokeTarget(InjectionInvocation.java:97) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.injection.InjectionInvocation.invokeNext(InjectionInvocation.java:91) [:1.5.0-alpha-4]</p><p>         at  org.jboss.ejb3.core.context.CurrentInvocationContextInterceptor.invoke(CurrentInvocationContextInterceptor.java:47)  [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.injection.InjectionInvocation.invokeNext(InjectionInvocation.java:82) [:1.5.0-alpha-4]</p><p>         at  org.jboss.aspects.currentinvocation.CurrentInvocationInterceptor.invoke(CurrentInvocationInterceptor.java:67)  [:1.0.1]</p><p>        at org.jboss.ejb3.injection.InjectionInvocation.invokeNext(InjectionInvocation.java:82) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.EJBContainer.injectBeanContext(EJBContainer.java:1220) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.stateful.StatefulContainer.create(StatefulContainer.java:148) [:1.5.0-alpha-4]</p><p>        at org.jboss.ejb3.cache.simple.SimpleStatefulCache.create(SimpleStatefulCache.java:402) [:1.5.0-alpha-4]</p><p>        ... 15 more</p><p>Caused  by: javax.naming.NamingException: Could not dereference object [Root  exception is javax.naming.NamingException: Could not dereference object  [Root exception is java.lang.UnsupportedOperationExc</p><p>eption: stateful bean doesn't support TimerService (EJB3 18.2#2)]]</p><p>        at org.jnp.interfaces.NamingContext.resolveLink(NamingContext.java:1356) [:5.0.5.Final]</p><p>        at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:819) [:5.0.5.Final]</p><p>        at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:688) [:5.0.5.Final]</p><p>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [:1.6.0_18]</p><p>        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [:1.6.0_18]</p><p>        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [:1.6.0_18]</p><p>        at java.lang.reflect.Method.invoke(Method.java:597) [:1.6.0_18]</p><p>        at org.jboss.ejb3.EJBContainer$1.invoke(EJBContainer.java:853) [:1.5.0-alpha-4]</p><p>        at $Proxy145.lookup(Unknown Source)     at org.jboss.ejb3.JndiUtil.lookup(JndiUtil.java:44) [:1.5.0-alpha-4]</p><p>        at org.jboss.injection.JndiPropertyInjector.lookup(JndiPropertyInjector.java:75) [:1.5.0-alpha-4]</p><p>        ... 30 more</p><p>Caused  by: javax.naming.NamingException: Could not dereference object [Root  exception is java.lang.UnsupportedOperationException: stateful bean  doesn't support TimerService (EJB3 18.2#2)]</p><p>        at org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1508) [:5.0.5.Final]</p><p>        at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:824) [:5.0.5.Final]</p><p>        at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:688) [:5.0.5.Final]</p><p>        at javax.naming.InitialContext.lookup(InitialContext.java:392) [:1.6.0_18]</p><p>        at org.jnp.interfaces.NamingContext.resolveLink(NamingContext.java:1350) [:5.0.5.Final]</p><p>        ... 40 more</p><p>Caused by: java.lang.UnsupportedOperationException: stateful bean doesn't support TimerService (EJB3 18.2#2)</p><p>        at org.jboss.ejb3.TimerServiceContainer.getTimerService(TimerServiceContainer.java:178) [:1.5.0-alpha-4]</p><p>         at  org.jboss.ejb3.timerservice.naming.TimerServiceObjectFactory.getObjectInstance(TimerServiceObjectFactory.java:65)  [:6.0.0.20100721-M4]</p><p>        at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:304) [:1.6.0_18]</p><p>        at org.jnp.interfaces.NamingContext.getObjectInstance(NamingContext.java:1483) [:5.0.5.Final]</p><p>        at org.jnp.interfaces.NamingContext.getObjectInstanceWrapFailure(NamingContext.java:1500) [:5.0.5.Final]</p><p>        ... 44 more</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        Any help will be appreciated, Thanks!</p></div>
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