This problem probably means that you are trying to load a field in your
EntityBean with the wrong type.
Examples are
class MyBean
{
public long someField;
}
some_file in your database is null, so field craps out. The error message
should be better.
Regards,
Bill
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of
> Mahesh Agarwal
> Sent: Friday, October 19, 2001 2:34 PM
> To: [EMAIL PROTECTED]
> Subject: [JBoss-dev] RE: Jboss-development digest, Vol 1 #1833 - 4 msgs
>
>
> can any pls let me know what is the problem here
> here is the exception
>
>
> [RequestBean] TRANSACTION ROLLBACK EXCEPTION:Load failed; nested exception
> is:
> java.lang.NullPointerException; nested exception is:
> java.rmi.ServerException: Load failed; nested exception is:
> java.lang.NullPointerException
> [RequestBean] java.rmi.ServerException: Load failed; nested exception is:
> [RequestBean] java.lang.NullPointerException
> [RequestBean] java.lang.NullPointerException
> [RequestBean] at java.lang.reflect.Field.set(Native Method)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.setCMPFieldValue(
> JDBCCommand.java:655)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.loadOne
> Entity(JDBCLoadEntityCommand.java:217)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.handleR
> esult(JDBCLoadEntityCommand.java:176)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCQueryCommand.executeState
> mentAndHandleResult(JDBCQueryCommand.java:59)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCCommand.jdbcExecute(JDBCC
> ommand.java:160)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.jdbc.JDBCLoadEntityCommand.execute
> (JDBCLoadEntityCommand.java:147)
> [RequestBean] at
> org.jboss.ejb.plugins.jaws.JAWSPersistenceManager.loadEntity(
> JAWSPersistenceManager.java:156)
> [RequestBean] at
> org.jboss.ejb.plugins.CMPPersistenceManager.loadEntity(CMPPer
> sistenceManager.java:362)
> [RequestBean] at
> org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke
> (EntitySynchronizationInterceptor.java:286)
> [RequestBean] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(Entity
> InstanceInterceptor.java:208)
> [RequestBean] at
> org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLock
> Interceptor.java:136)
> [RequestBean] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeNext(TxIntercept
> orCMT.java:133)
> [RequestBean] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(Tx
> InterceptorCMT.java:307)
> [RequestBean] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCM
> T.java:99)
> [RequestBean] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInte
> rceptor.java:128)
> [RequestBean] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.ja
> va:195)
> [RequestBean] at
> org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:427
> )
> [RequestBean] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invoke
> (JRMPContainerInvoker.java:483)
> [RequestBean] at
> org.jboss.ejb.plugins.jrmp.interfaces.GenericProxy.invokeCont
> ainer(GenericProxy.java:335)
> [RequestBean] at
> org.jboss.ejb.plugins.jrmp.interfaces.EntityProxy.invoke(Enti
> tyProxy.java:133)
> [RequestBean] at $Proxy38.getName(Unknown Source)
> [RequestBean] at
> com.zeborg.labor.ejb.session.requestmanager.RequestManagerEB.
> getRequestListData(RequestManagerEB.java:64)
> [RequestBean] at java.lang.reflect.Method.invoke(Native Method)
> [RequestBean] at
> org.jboss.ejb.StatelessSessionContainer$ContainerInterceptor.
> invoke(StatelessSessionContainer.java:543)
> [RequestBean] at
> org.jboss.ejb.plugins.StatelessSessionInstanceInterceptor.inv
> oke(StatelessSessionInstanceInterceptor.java:87)
> [RequestBean] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeNext(TxIntercept
> orCMT.java:133)
> [RequestBean] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(Tx
> InterceptorCMT.java:247)
> [RequestBean] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCM
> T.java:99)
> [RequestBean] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityInte
> rceptor.java:128)
> [RequestBean] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.ja
> va:195)
> [RequestBean] at
> org.jboss.ejb.StatelessSessionContainer.invoke(StatelessSessi
> onContainer.java:286)
> [RequestBean] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invoke
> (JRMPContainerInvoker.java:393)
> [RequestBean] at java.lang.reflect.Method.invoke(Native Method)
> [RequestBean] at
> sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.jav
> a:241)
> [RequestBean] at sun.rmi.transport.Transport$1.run(Transport.java:142)
> [RequestBean] at java.security.AccessController.doPrivileged(Native
> Method)
> [RequestBean] at
> sun.rmi.transport.Transport.serviceCall(Transport.java:139)
> [RequestBean] at
> sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTranspor
> t.java:443)
> [RequestBean] at
> sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPT
> ransport.java:643)
> [RequestBean] at java.lang.Thread.run(Thread.java:484)
> [RequestManagerEB] javax.transaction.TransactionRolledbackException: Load
> failed
> ; nested exception is:
> java.lang.NullPointerException; nested exception is:
> java.rmi.ServerException: Load failed; nested exception is:
> java.lang.NullPointerException
> [Default] the collection 1 is [ZLabor/ContractTagBean:1]
>
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]
> Sent: Friday, October 19, 2001 9:33 PM
> To: [EMAIL PROTECTED]
> Subject: Jboss-development digest, Vol 1 #1833 - 4 msgs
>
>
> Send Jboss-development mailing list submissions to
> [EMAIL PROTECTED]
>
> To subscribe or unsubscribe via the World Wide Web, visit
> https://lists.sourceforge.net/lists/listinfo/jboss-development
> or, via email, send a message with subject or body 'help' to
> [EMAIL PROTECTED]
>
> You can reach the person managing the list at
> [EMAIL PROTECTED]
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of Jboss-development digest..."
>
>
> Today's Topics:
>
> 1. AW: [JBoss-dev] JBoss and SOAP (Jung , Dr. Christoph)
> 2. Re: Re: Shutdown behaves while using 8082 service (Peter Fagerlund)
> 3. CVS update: jboss/src/main/org/jboss/system Shutdown.java (Peter
> Fagerlund)
> 4. Re: Bug in cache (Peter Levart)
>
> --__--__--
>
> Message: 1
> From: "Jung , Dr. Christoph" <[EMAIL PROTECTED]>
> To: "Jboss-Development (E-Mail)" <[EMAIL PROTECTED]>
> Subject: AW: [JBoss-dev] JBoss and SOAP
> Date: Fri, 19 Oct 2001 15:58:20 +0200
>
> ZOAP is a deprecated project.=20
>
> JBoss.net is the successor that will envisage to ease the =
> implementation of
> J2ee-based web services=20
> and the integration of external web-services into your J2ee logic. =
> Jboss.net
> builds on the Apache Axis framework.=20
> In contrast to using Apache-Soap and Axis directly in tomcat or jetty,
> JBoss.net gives you a tighter integration into the JBoss hot-deploy
> environment.
>
> It is currently pre-alpha with some preliminary documentation and a =
> small
> testsuite (ordinary web-services, stateless EJB web service w/o =
> security,
> JMX-based web service). JBoss.net is strongly tied to the RH release =
> plan. =20
>
> CGJ
>
> -----Urspr=FCngliche Nachricht-----
> Von: jp Morgan [mailto:[EMAIL PROTECTED]]
> Gesendet: Freitag, 19. Oktober 2001 15:14
> An: [EMAIL PROTECTED]
> Betreff: [JBoss-dev] JBoss and SOAP
>
>
> How does one turns jboss ejb into web services? Is
> there is soap programming layer for jboss? ZOAP or
> jboss.net any advice on these or other tools to use
> with jboss for implementing web services
>
> __________________________________________________
> Do You Yahoo!?
> Make a great connection at Yahoo! Personals.
> http://personals.yahoo.com
>
> _______________________________________________
> Jboss-development mailing list
> [EMAIL PROTECTED]
> https://lists.sourceforge.net/lists/listinfo/jboss-development
>
>
> --__--__--
>
> Message: 2
> Date: Fri, 19 Oct 2001 17:26:25 +0200
> Subject: Re: [JBoss-dev] Re: Shutdown behaves while using 8082 service
> From: Peter Fagerlund <[EMAIL PROTECTED]>
> To: JBoss Dev <[EMAIL PROTECTED]>
>
> The shutdown hook started in the org.jboss.system.Shutdown(MBean) works
> correct while invoking it throught ctrl-c ... invoking throught
> :8082 either
> with a browser or jboss_init_redhat.sh using org.jboss.shutdown is failing
> since the call is unreferencing the caller -chain while
> stopping(/destroying/unloading) ...
>
> So I do not stop/destroy/unload the MBeans needed for 8082 in a debug
> shutdown class I am about to commit for Your comments/solutions ...
>
> Right now i have a handle to all services from
> ServiceController.getDeployed() in
> org.jboss.system.Shutdown.shutdownServices() and are doing some
> logic there
> ... my findings *drive* towards separating the shutdown in
> *phases* and then
> perhaps delegate from from shutdownServices() to :
>
> Core (GPA)
> Core Services (MBeans)
> Deployments (AutoDeployer)
>
> I am not shure if the shutdown hook should be installed as a MBean ? ...
> maybe as a POJO in the main class ? ... eitherway We need to Map the
> (un)dependecy logic ? ... somehow ...
>
> The first undeployed should be the last -> first deployment (AutoDeployer)
> Then undeploy depending on dependencies (MBeans)
> The last undeployed should be the log
> Then System.exit(0) will take care of GPA
>
> There seem to be a fragmentation in how We behave in our MBeans with
> stop/destroy/unload and naming semantics...
> MQ seems to do some clean up in destroy and referencing Mbeans
> that then has
> already stopped/destroyed ... and so on ... I need to look at
> this some more
> ... together with You all ! ...
>
> our jboss-3.0.0alpha default 43 MBeans and the naming ! ...
> as returned from ServiceController.getDeployed()
> ********************************************************************
> JCA:name=JmsXA,service=ConnectionFactoryLoader
> :name=StdJMSPool,service=ServerSessionPoolMBean
> :name=JBossMQProvider,service=JMSProviderLoader
> JBossMQ:name=DLQ,service=Queue
> JBossMQ:name=ex,service=Queue
> JBossMQ:name=F,service=Queue
> JBossMQ:name=E,service=Queue
> JBossMQ:name=D,service=Queue
> JBossMQ:name=C,service=Queue
> JBossMQ:name=B,service=Queue
> JBossMQ:name=A,service=Queue
> JBossMQ:name=controlQueue,service=Queue
> JBossMQ:name=testQueue,service=Queue
> JBossMQ:name=bob,service=Topic
> JBossMQ:name=example,service=Topic
> JBossMQ:name=testTopic,service=Topic
> JBossMQ:service=InvocationLayer,type=UIL
> JBossMQ:service=InvocationLayer,type=OIL
> JBossMQ:service=InvocationLayer,type=RMI
> JBossMQ:service=InvocationLayer,type=JVM
> JBossMQ:service=PersistenceManager
> JBossMQ:service=StateManager
> JBossMQ:service=Server
> JBOSS-SYSTEM:name=DefaultDS,service=ConnectionFactoryLoader
> JBOSS-SYSTEM:service=Hypersonic
> JCA:service=RARDeployer
> J2EE:service=J2eeDeployer
> JBOSS-SYSTEM:service=ContainerFactory
> JBOSS-SYSTEM:service=Mail
> JBOSS-SYSTEM:service=Jetty
> JCA:name=MinervaXACMFactory,service=ConnectionManagerFactoryLoader
> JCA:name=MinervaSharedLocalCMFactory,service=ConnectionManagerFact
> oryLoader
> JCA:name=MinervaNoTransCMFactory,service=ConnectionManagerFactoryLoader
> JMX:name=Connector,type=RMI
> Adaptor:name=html
> JBOSS-SYSTEM:service=AutoDeployer
> JBOSS-SYSTEM:service=ClientUserTransaction
> JBOSS-SYSTEM:service=TransactionManager
> Security:name=JaasSecurityManager
> Security:name=SecurityConfig
> JBOSS-SYSTEM:service=JNDIView
> JBOSS-SYSTEM:service=Naming
> JBOSS-SYSTEM:service=Webserver
> ********************************************************************
>
> If You now anything about the above MBeans can You check the relevant
> undeploy messages and dependencys ... when running the new ***debug***
> org.jboss.system.Shutdown()
>
> I am looking at ServiceController service name above
> :name=StdJMSPool,service=ServerSessionPoolMBean
> and the MBean Server service name (below) has it as
> JBOSS-SYSTEM:name=StdJMSPool,service=ServerSessionPoolMBean
>
> ++
>
> ???
>
> our jboss-3.0.0alpha default 95 MBeans and the naming ! ...
> as returned from MBeanServer.queryNames(null, null)
> ********************************************************************
> ZClassLoaders:id=1834657505
> ZClassLoaders:id=1024097707
> JBOSS-SYSTEM:service=AutoDeployer
> ZClassLoaders:id=-217826988
> ZClassLoaders:id=-1763317780
> ZClassLoaders:id=757739105
> JBOSS-SYSTEM:service=TransactionManager
> Security:name=JaasSecurityManager
> ZClassLoaders:id=-364644404
> ZClassLoaders:id=-28077840
> ZClassLoaders:id=1444653299
> JBossMQ:name=DLQ,service=Queue
> JBossMQ:name=bob,service=Topic
> ZClassLoaders:id=-884717210
> JBossMQ:name=controlQueue,service=Queue
> J2EE:service=J2eeDeployer
> ZClassLoaders:id=272735180
> ZClassLoaders:id=-1535629649
> ZClassLoaders:id=1150410981
> ZClassLoaders:id=-1848367062
> ZClassLoaders:id=-397132413
> ZClassLoaders:id=1117837941
> JBOSS-SYSTEM:spine=ServiceController
> JCA:name=MinervaNoTransCMFactory,service=ConnectionManagerFactoryLoader
> JBOSS-SYSTEM:service=Jetty
> JBossMQ:service=PersistenceManager
> JBOSS-SYSTEM:service=JNDIView
> JBossMQ:service=InvocationLayer,type=UIL
> JBossMQ:name=B,service=Queue
> ZClassLoaders:id=749384218
> JBOSS-SYSTEM:service=ContainerFactory
> JBossMQ:service=StateManager
> JCA:name=JmsXA,service=ConnectionFactoryLoader
> JBOSS-SYSTEM:service=Webserver
> ZClassLoaders:id=767188900
> JBossMQ:name=D,service=Queue
> JBOSS-SYSTEM:spine=ServiceLibraries
> Jetty:Jetty=0
> ZClassLoaders:id=-1676017461
> ZClassLoaders:id=757744871
> JBossMQ:name=testQueue,service=Queue
> ZClassLoaders:id=-1435351005
> JBossMQ:name=example,service=Topic
> ZClassLoaders:id=-1918247651
> ZClassLoaders:id=-1173593481
> JBOSS-SYSTEM:service=Info
> JBOSS-SYSTEM:name=DefaultDS,service=ConnectionFactoryLoader
> JMImplementation:type=MBeanServerDelegate
> JBossMQ:name=F,service=Queue
> JBOSS-SYSTEM:service=Hypersonic
> JBOSS-SYSTEM:type=Shutdown
> JBOSS-SYSTEM:service=Mail
> JBossMQ:service=InvocationLayer,type=OIL
> JBossMQ:service=Server
> ZClassLoaders:id=-255765971
> Adaptor:name=html
> JBossMQ:service=InvocationLayer,type=JVM
> JMX:name=Connector,type=RMI
> JCA:name=MinervaXACMFactory,service=ConnectionManagerFactoryLoader
> ZClassLoaders:id=-1733376771
> JBOSS-SYSTEM:service=ClientUserTransaction
> ZClassLoaders:id=-858822424
> ZClassLoaders:id=1251785838
> ZClassLoaders:id=-647286175
> JBOSS-SYSTEM:spine=ServiceClassLoader
> ZClassLoaders:id=757742109
> ZClassLoaders:id=-1802790593
> ZClassLoaders:id=-1704732450
> ZClassLoaders:id=355443262
> ZClassLoaders:id=-839633995
> JCA:service=RARDeployer
> JBOSS-SYSTEM:service=ServiceDeployer
> ZClassLoaders:id=894298020
> ZClassLoaders:id=757734704
> JBossMQ:service=InvocationLayer,type=RMI
> ZClassLoaders:id=332652630
> ZClassLoaders:id=643879817
> JBossMQ:name=ex,service=Queue
> JBOSS-SYSTEM:service=Naming
> ZClassLoaders:id=618377029
> ZClassLoaders:id=1008929138
> JBossMQ:name=A,service=Queue
>
> JCA:name=MinervaSharedLocalCMFactory,service=ConnectionManagerFact
> oryLoader
> ZClassLoaders:id=-164344006
> JBossMQ:name=E,service=Queue
> ZClassLoaders:id=-1824674805
> ZClassLoaders:id=-1084842115
> JBossMQ:name=testTopic,service=Topic
> Security:name=SecurityConfig
> JBOSS-SYSTEM:name=JBossMQProvider,service=JMSProviderLoader
> JBOSS-SYSTEM:name=StdJMSPool,service=ServerSessionPoolMBean
> JBossMQ:name=C,service=Queue
> ZClassLoaders:id=1442845140
> JBOSS-SYSTEM:service=Logging,type=Log4J
> ZClassLoaders:id=1335445824
> ********************************************************************
>
> names should return the same ? ...
> (un)dependencys ? ...
> where should the logic go ? ...
>
> Its is clean now --lets make it squeeeeeeeekyyyyyy so ....
>
> /peter_f
>
>
>
> --__--__--
>
> Message: 3
> To: [EMAIL PROTECTED]
> From: Peter Fagerlund <[EMAIL PROTECTED]>
> Date: Fri, 19 Oct 2001 08:36:15 -0700
> Subject: [JBoss-dev] CVS update: jboss/src/main/org/jboss/system
> Shutdown.java
>
> User: peter_f
> Date: 01/10/19 08:36:15
>
> Modified: src/main/org/jboss/system Shutdown.java
> Log:
> Added debug messages trying to understand the (un)dependencys
>
> Revision Changes Path
> 1.4 +119 -27 jboss/src/main/org/jboss/system/Shutdown.java
>
> Index: Shutdown.java
> ===================================================================
> RCS file: /cvsroot/jboss/jboss/src/main/org/jboss/system/Shutdown.java,v
> retrieving revision 1.3
> retrieving revision 1.4
> diff -u -r1.3 -r1.4
> --- Shutdown.java 2001/10/16 00:45:28 1.3
> +++ Shutdown.java 2001/10/19 15:36:15 1.4
> @@ -7,9 +7,11 @@
> package org.jboss.system;
>
> import java.util.List;
> -import java.util.ArrayList;
> +import java.util.Arrays;
> import java.util.Iterator;
> import java.util.Set;
> +import java.util.List;
> +import java.util.ListIterator;
>
> import javax.management.ObjectName;
> import javax.management.MBeanServer;
> @@ -25,7 +27,7 @@
> *
> * @author <a href="mailto:[EMAIL PROTECTED]";>Rickard �berg</a>
> * @author <a href="mailto:[EMAIL PROTECTED]";>Jason Dillon</a>
> - * @version $Revision: 1.3 $
> + * @version $Revision: 1.4 $
> */
> public class Shutdown
> implements MBeanRegistration, ShutdownMBean
> @@ -39,7 +41,7 @@
>
> /** The MBean server we are attached to. */
> private MBeanServer server;
> -
> +
> // Public -------------------------------------------------------
>
> /**
> @@ -126,35 +128,125 @@
> {
> try
> {
> - // Stop services
> - server.invoke(new
> ObjectName("JBOSS-SYSTEM:spine=ServiceController"),
> - "stop", new Object[0] , new String[0]);
> -
> - // Destroy services
> - server.invoke(new
> ObjectName("JBOSS-SYSTEM:spine=ServiceController"),
> - "destroy", new Object[0] , new String[0]);
> -
> - // unload all MBeans except one called
> JMImplementation:type=MBeanServerDelegate
> - ObjectName delegateName = null;
> - Set allMBeans = server.queryNames(null,null);
> - for(Iterator i = allMBeans.iterator();i.hasNext();) {
> - ObjectName name = (ObjectName) i.next();
> -
> if(name.getCanonicalName().equals("JMImplementation:type=MBeanServ
> erDelegate
> ") == false ) {
> - log.info("Unloading MBean : " +
> name.getCanonicalName());
> - server.unregisterMBean(name);
> - } else {
> - delegateName = name;
> + // get the deployed objects from ServiceController
> + ObjectName[] deployed = (ObjectName[]) server.invoke(
> + new
> ObjectName("JBOSS-SYSTEM:spine=ServiceController"),
> + "getDeployed", new Object[0] , new String[0] );
> +
> + List servicesCopy = Arrays.asList(deployed);
> + ListIterator enum = servicesCopy.listIterator();
> + ListIterator beanEnum = servicesCopy.listIterator();
> + ObjectName name = null;
> + String[] sig = { "javax.management.ObjectName" };
> +
> + // filo ( first in last out )
> +/*
> + while (enum.hasNext())
> + {
> + enum.next();
> +
> + // filter out some services here ?
> +
> + }
> +
> +*/
> + // Stop / Destroy / Unload all MBeans from ServiceController
> +
> + // Stop
> + while (enum.hasNext())
> + //while (enum.hasPrevious())
> + {
> + name = (ObjectName)enum.next();
> + //name = (ObjectName)enum.previous();
> + Object[] args = { name };
> + log.info("**********************Looking at MBean : "
> + name.getCanonicalName());
> + // Stop services
> + if(!
> name.getCanonicalName().equals("JMX:name=Connector,type=RMI")
> + && ! name.getCanonicalName().equals("Adaptor:name=html")
> + && !
> name.getCanonicalName().equals("JBOSS-SYSTEM:service=Naming")
> + )
> + {
> + log.info("**********************Stopping MBean : " +
> name.getCanonicalName());
> + server.invoke(new
> ObjectName("JBOSS-SYSTEM:spine=ServiceController"), "stop", args , sig);
> +
> + // Destroy services
> +
> + // Unload services
> +
> }
> + }
> +
> + // Destroy
> + while (enum.hasPrevious())
> + //while (enum.hasNext())
> + {
> + name = (ObjectName)enum.previous();
> + //name = (ObjectName)enum.next();
> + Object[] args = { name };
> + log.info("**********************Looking at MBean : " +
> name.getCanonicalName());
> + // Destroy services
> + if(!
> name.getCanonicalName().equals("JMX:name=Connector,type=RMI")
> + && ! name.getCanonicalName().equals("Adaptor:name=html")
> + && !
> name.getCanonicalName().equals("JBOSS-SYSTEM:service=Naming")
> + )
> + {
> + log.info("**********************Destroying
> MBean : " +
> name.getCanonicalName());
> + server.invoke(new
> ObjectName("JBOSS-SYSTEM:spine=ServiceController"), "destroy",
> args , sig);
> + }
> +
> + }
> +
> +
> + // Unload
> +
> + /* There are inconsistence in names returned from
> ServiceController
> + * [Shutdown,INFO] Undeploying MBean :
> :name=JBossMQProvider,service=JMSProviderLoader
> + * that prevents Us from using Service Controller for unload
> right now !!! ...
> + */
> + /*
> + // Unload MBeans from ServiceController
> + while (enum.hasNext())
> + {
> + name = (ObjectName)enum.next();
> + if( !
> name.getCanonicalName().equals("JMImplementation:type=MBeanServerDelegate
> + {
> + Object[] args = { name };
> + log.info("Undeploying MBean : " +
> name.getCanonicalName());
> + // Unload services
> + server.invoke(new
> ObjectName("JBOSS-SYSTEM:spine=ServiceController"),
> + "undeploy", args , sig);
> + }
> + }
> + */
> +
> + // Unload all MBeans from MBean Server
> + Set allMBeans = server.queryNames(null,null);
> + Iterator i = allMBeans.iterator();
> + // write the Mbeans Out
> + /*
> + while(i.hasNext()) {
> + name = (ObjectName) i.next();
> + log.info("**********************Looking at
> MBean : " +
> name.getCanonicalName());
> }
> - // this will throw an RuntimeOperationsException
> - //log.info("Unloading MBean : " +
> delegateName.getCanonicalName());
> - //server.unregisterMBean(delegateName);
> + */
> + ///*
> + while(i.hasNext()) {
> + name = (ObjectName) i.next();
> + log.info("**********************Looking at
> MBean : " +
> name.getCanonicalName());
> + if(!
> name.getCanonicalName().equals("JMImplementation:type=MBeanServerD
> elegate")
> + && !
> name.getCanonicalName().equals("JMX:name=Connector,type=RMI")
> + && ! name.getCanonicalName().equals("Adaptor:name=html")
> + && !
> name.getCanonicalName().equals("JBOSS-SYSTEM:service=Naming")
> + )
> + {
> + log.info("**********************Unloading
> MBean : " + name.getCanonicalName());
> + server.unregisterMBean(name);
> + }
> + }
> + //*/
> }
> catch (RuntimeMBeanException rmbe) {
> rmbe.getTargetException().printStackTrace();
> - }
> - catch (RuntimeOperationsException roe) {
> - roe.getTargetException().printStackTrace();
> }
> catch (Exception e) {
> log.error("failed to destroy services", e);
>
>
>
>
>
> --__--__--
>
> Message: 4
> From: Peter Levart <[EMAIL PROTECTED]>
> To: Peter Levart <[EMAIL PROTECTED]>,
> "Bill Burke" <[EMAIL PROTECTED]>, "Ole Husgaard" <[EMAIL PROTECTED]>,
> <[EMAIL PROTECTED]>
> Subject: Re: [JBoss-dev] Bug in cache
> Date: Fri, 19 Oct 2001 18:01:46 +0200
>
> When investigating this further I found out the following:
>
> This is a normal call stack (as printed from the
> AbstractInstanceCache.insert
> method) when creating new instance of entity bean (CustomerBean)
> with empty
> ejbPostCreate() method. As you can see the insertion into cache happens
> after
> the ejbPostCreate method returns...
>
> [16:16:32,939,Default] TRACE: CustomerBean.ejbCreate... id=peter
> [16:16:33,035,Default] TRACE: CustomerBean.ejbPostCreate... id=peter
> [16:16:33,085,Default] java.lang.Exception: JUST DUMPING STACK,
> key = peter
> [16:16:33,086,Default] at
> org.jboss.ejb.plugins.AbstractInstanceCache.insert(AbstractInstanc
> eCache.jav
> a:242)
> [16:16:33,087,Default] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invokeHome(EntityI
> nstanceInt
> erceptor.java:164)
> [16:16:33,088,Default] at
> org.jboss.ejb.plugins.EntityLockInterceptor.invokeHome(EntityLockI
> nterceptor
> .java:104)
> [16:16:33,089,Default] at
> org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxI
> nterceptor
> .java:100)
> [16:16:33,090,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInter
> ceptorCMT.
> java:156)
> [16:16:33,091,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeHome(TxInterceptorCMT
> .java:56)
> [16:16:33,091,Default] at
> org.jboss.ejb.plugins.SecurityInterceptor.invokeHome(SecurityInter
> ceptor.jav
> a:106)
> [16:16:33,092,Default] at
> org.jboss.ejb.plugins.LogInterceptor.invokeHome(LogInterceptor.java:109)
> [16:16:33,093,Default] at
> org.jboss.ejb.EntityContainer.invokeHome(EntityContainer.java:441)
> [16:16:33,094,Default] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invokeHome(
> JRMPContai
> nerInvoker.java:421)
> [16:16:33,099,Default] at
> org.jboss.ejb.plugins.jrmp.interfaces.HomeProxy.invokeHome(HomePro
> xy.java:23
> 7)
> [16:16:33,100,Default] at
> org.jboss.ejb.plugins.jrmp.interfaces.HomeProxy.invoke(HomeProxy.java:182)
> [16:16:33,101,Default] at $Proxy9.create(Unknown Source)
> [16:16:33,102,Default] at
> _0002fcreateCustomer_0002ejspcreateCustomer_jsp_0._jspService(_000
2fcreateCu
> stomer_0002ejspcreateCustomer_jsp_0.java:90)
>
>
> ...and these are two call stacks of the same situation when
> creating a new
> instance of entity bean (AddressBean) which in it's
> ejbPostCreate() method
> calls related entity's (CustomerBean) bussiness method that in
> turn adds the
>
> just created instance (of AddressBean) to the -to-many side of the
> one-to-many relation. As you can see the 1st insert happens as a
> result of
> the calling of the bussines method in the ejbPostCreate()...
>
>
> [16:21:34,218,Default] TRACE: AddressBean.ejbCreate... cid=peter,
> id=peter_home
> [16:21:34,263,Default] TRACE: AddressBean.ejbPostCreate... begin
> cid=peter,
> id=peter_home
> [16:21:34,305,Default] java.lang.Exception: JUST DUMPING STACK, key =
> peter_home
> [16:21:34,306,Default] at
> org.jboss.ejb.plugins.AbstractInstanceCache.insert(AbstractInstanc
> eCache.jav
> a:242)
> [16:21:34,307,Default] at
> org.jboss.ejb.plugins.AbstractInstanceCache.get(AbstractInstanceCa
> che.java:2
> 08)
> [16:21:34,308,Default] at
> org.jboss.ejb.plugins.EntityInstanceCache.get(EntityInstanceCache.java:60)
> [16:21:34,309,Default] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInsta
> nceInterce
> ptor.java:185)
> [16:21:34,310,Default] at
> org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockInter
> ceptor.jav
> a:132)
> [16:21:34,311,Default] at
> org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxI
> nterceptor
> .java:98)
> [16:21:34,312,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInter
> ceptorCMT.
> java:156)
> [16:21:34,313,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:65)
> [16:21:34,313,Default] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityIntercept
> or.java:13
> 1)
> [16:21:34,314,Default] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:166)
> [16:21:34,315,Default] at
> org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:447)
> [16:21:34,316,Default] at
> org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.invokeGet
> RelatedId(
> JDBCCMRFieldBridge.java:471)
> [16:21:34,317,Default] at
> org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCCMRFieldBridge.createRel
> ationLinks
> (JDBCCMRFieldBridge.java:430)
> [16:21:34,318,Default] at
> org.jboss.ejb.plugins.cmp.jdbc.bridge.RelationSet.add(RelationSet.java:82)
> [16:21:34,318,Default] at
> customer.CustomerBean.addAddress(CustomerBean.java:109)
> [16:21:34,319,Default] at java.lang.reflect.Method.invoke(Native Method)
> [16:21:34,321,Default] at
> org.jboss.ejb.EntityContainer$ContainerInterceptor.invoke(EntityCo
> ntainer.ja
> va:1002)
> [16:21:34,322,Default] at
> org.jboss.ejb.plugins.cmp.jdbc.JDBCReadAheadInterceptor.invoke(JDB
> CReadAhead
> Interceptor.java:100)
> [16:21:34,323,Default] at
> org.jboss.ejb.plugins.cmp.jdbc.JDBCRelationInterceptor.invoke(JDBC
> RelationIn
> terceptor.java:134)
> [16:21:34,324,Default] at
> org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invoke(Enti
> tySynchron
> izationInterceptor.java:308)
> [16:21:34,325,Default] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invoke(EntityInsta
> nceInterce
> ptor.java:201)
> [16:21:34,325,Default] at
> org.jboss.ejb.plugins.EntityLockInterceptor.invoke(EntityLockInter
> ceptor.jav
> a:132)
> [16:21:34,326,Default] at
> org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxI
> nterceptor
> .java:98)
> [16:21:34,327,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInter
> ceptorCMT.
> java:156)
> [16:21:34,328,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invoke(TxInterceptorCMT.java:65)
> [16:21:34,329,Default] at
> org.jboss.ejb.plugins.SecurityInterceptor.invoke(SecurityIntercept
> or.java:13
> 1)
> [16:21:34,330,Default] at
> org.jboss.ejb.plugins.LogInterceptor.invoke(LogInterceptor.java:166)
> [16:21:34,331,Default] at
> org.jboss.ejb.EntityContainer.invoke(EntityContainer.java:447)
> [16:21:34,331,Default] at
> org.jboss.ejb.plugins.local.BaseLocalContainerInvoker.invoke(BaseL
> ocalContai
> nerInvoker.java:320)
> [16:21:34,332,Default] at
> org.jboss.ejb.plugins.local.BaseLocalContainerInvoker$EntityProxy.
> invoke(Bas
> eLocalContainerInvoker.java:449)
> [16:21:34,333,Default] at $Proxy11.addAddress(Unknown Source)
> [16:21:34,334,Default] at
> customer.AddressBean.postCreate(AddressBean.java:112)
> [16:21:34,335,Default] at
> customer.AddressBean.ejbPostCreate(AddressBean.java:101)
> [16:21:34,336,Default] at java.lang.reflect.Method.invoke(Native Method)
> [16:21:34,336,Default] at
> org.jboss.ejb.plugins.CMPPersistenceManager.createEntity(CMPPersis
> tenceManag
> er.java:239)
> [16:21:34,337,Default] at
> org.jboss.ejb.EntityContainer.createHome(EntityContainer.java:673)
> [16:21:34,338,Default] at java.lang.reflect.Method.invoke(Native Method)
> [16:21:34,339,Default] at
> org.jboss.ejb.EntityContainer$ContainerInterceptor.invokeHome(Enti
> tyContaine
> r.java:926)
> [16:21:34,340,Default] at
> org.jboss.ejb.plugins.AbstractInterceptor.invokeHome(AbstractInter
> ceptor.jav
> a:74)
> [16:21:34,341,Default] at
> org.jboss.ejb.plugins.AbstractInterceptor.invokeHome(AbstractInter
> ceptor.jav
> a:74)
> [16:21:34,342,Default] at
> org.jboss.ejb.plugins.EntitySynchronizationInterceptor.invokeHome(
> EntitySync
> hronizationInterceptor.java:234)
> [16:21:34,343,Default] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invokeHome(EntityI
> nstanceInt
> erceptor.java:151)
> [16:21:34,343,Default] at
> org.jboss.ejb.plugins.EntityLockInterceptor.invokeHome(EntityLockI
> nterceptor
> .java:104)
> [16:21:34,344,Default] at
> org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxI
> nterceptor
> .java:100)
> [16:21:34,345,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInter
> ceptorCMT.
> java:156)
> [16:21:34,346,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeHome(TxInterceptorCMT
> .java:56)
> [16:21:34,347,Default] at
> org.jboss.ejb.plugins.SecurityInterceptor.invokeHome(SecurityInter
> ceptor.jav
> a:106)
> [16:21:34,348,Default] at
> org.jboss.ejb.plugins.LogInterceptor.invokeHome(LogInterceptor.java:109)
> [16:21:34,348,Default] at
> org.jboss.ejb.EntityContainer.invokeHome(EntityContainer.java:441)
> [16:21:34,349,Default] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invokeHome(
> JRMPContai
> nerInvoker.java:421)
> [16:21:34,352,Default] at
> org.jboss.ejb.plugins.jrmp.interfaces.HomeProxy.invokeHome(HomePro
> xy.java:23
> 7)
> [16:21:34,353,Default] at
> org.jboss.ejb.plugins.jrmp.interfaces.HomeProxy.invoke(HomeProxy.java:182)
> [16:21:34,354,Default] at $Proxy13.create(Unknown Source)
> [16:21:34,355,Default] at
> _0002feditCustomer_0002ejspeditCustomer_jsp_0._jspService(_0002fed
> itCustomer
> _0002ejspeditCustomer_jsp_0.java:141)
>
>
> ... and the 2nd attempt to insert the same context into cache is
> after the
> return from the ejbPostCreate()...
>
>
> [16:21:34,405,Default] TRACE: AddressBean.ejbPostCreate... end cid=peter,
> id=peter_home
> [16:21:34,406,Default] java.lang.Exception: JUST DUMPING STACK, key =
> peter_home
> [16:21:34,407,Default] at
> org.jboss.ejb.plugins.AbstractInstanceCache.insert(AbstractInstanc
> eCache.jav
> a:242)
> [16:21:34,408,Default] at
> org.jboss.ejb.plugins.EntityInstanceInterceptor.invokeHome(EntityI
> nstanceInt
> erceptor.java:164)
> [16:21:34,409,Default] at
> org.jboss.ejb.plugins.EntityLockInterceptor.invokeHome(EntityLockI
> nterceptor
> .java:104)
> [16:21:34,410,Default] at
> org.jboss.ejb.plugins.AbstractTxInterceptor.invokeNext(AbstractTxI
> nterceptor
> .java:100)
> [16:21:34,411,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.runWithTransactions(TxInter
> ceptorCMT.
> java:156)
> [16:21:34,412,Default] at
> org.jboss.ejb.plugins.TxInterceptorCMT.invokeHome(TxInterceptorCMT
> .java:56)
> [16:21:34,412,Default] at
> org.jboss.ejb.plugins.SecurityInterceptor.invokeHome(SecurityInter
> ceptor.jav
> a:106)
> [16:21:34,413,Default] at
> org.jboss.ejb.plugins.LogInterceptor.invokeHome(LogInterceptor.java:109)
> [16:21:34,414,Default] at
> org.jboss.ejb.EntityContainer.invokeHome(EntityContainer.java:441)
> [16:21:34,415,Default] at
> org.jboss.ejb.plugins.jrmp.server.JRMPContainerInvoker.invokeHome(
> JRMPContai
> nerInvoker.java:421)
> [16:21:34,416,Default] at
> org.jboss.ejb.plugins.jrmp.interfaces.HomeProxy.invokeHome(HomePro
> xy.java:23
> 7)
> [16:21:34,417,Default] at
> org.jboss.ejb.plugins.jrmp.interfaces.HomeProxy.invoke(HomeProxy.java:182)
> [16:21:34,417,Default] at $Proxy13.create(Unknown Source)
> [16:21:34,418,Default] at
> _0002feditCustomer_0002ejspeditCustomer_jsp_0._jspService(_0002fed
> itCustomer
> _0002ejspeditCustomer_jsp_0.java:141)
>
>
> My feeling is that the context should be inserted into cache between the
> return from the ejbCreate() and the call to ejbPostCreate()
> method. As soon
> as the identity of the instance is established. This way the calls to
> business methods in ejbPostCreate() will get an already cached
> context via
> AbstractInstanceCache.get() and this method (AbstractInstanceCache.get())
> will not blindly acquireContext(), set it's id, activate it and so on...
> only
> to later, when time has come to insert the created context, find out that
> some other context with same id has already been inserted...
>
> This is my ignorant understanding of the matter (I have just
> downloaded the
> sources and began to study the EJB specs a few days ago)...
>
> Peter
>
>
>
> --__--__--
>
> _______________________________________________
> Jboss-development mailing list
> [EMAIL PROTECTED]
> https://lists.sourceforge.net/lists/listinfo/jboss-development
>
>
> End of Jboss-development Digest
>
> _______________________________________________
> Jboss-development mailing list
> [EMAIL PROTECTED]
> https://lists.sourceforge.net/lists/listinfo/jboss-development
>
_______________________________________________
Jboss-development mailing list
[EMAIL PROTECTED]
https://lists.sourceforge.net/lists/listinfo/jboss-development
