Class Loading and Modules
bill.rosenberg Oct 3, 2012 3:02 PMhere is my deployment outline for AS7:
JB7.ear
--jboss-deployment-structure.xml
--JB7EJB.jar
--JB7Web.war
--JB7Dao.jar
I have a question regarding AS7 module class loading. I am trying to use the quartz library and setup a module to
do so. I updated the jboss-deployment-structure.xml to look like this after setting up my quartz module
<jboss-deployment-structure xmlns="urn:jboss:deployment-structure:1.0">
<ear-subdeployments-isolated>true</ear-subdeployments-isolated>
<deployment>
<dependencies>
<module name="org.hibernate" slot="3" />
<module name="org.quartz" />
</dependencies>
</deployment>
</jboss-deployment-structure>
when i deploy and run the app a getthis exception:
Caused by: java.lang.NoClassDefFoundError: org/quartz/SchedulerFactory
at com.lightspeed.ejb.Session1.hello(Session1.java:22) [JB7EJB.jar:]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.6.0_13]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) [rt.jar:1.6.0_13]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_13]
at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_13]
at org.jboss.as.ee.component.ManagedReferenceMethodInterceptorFactory$ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptorFactory.java:72) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:36) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.as.jpa.interceptor.SBInvocationInterceptor.processInvocation(SBInvocationInterceptor.java:47)
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:53) [jboss-as-ee-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.as.ejb3.component.pool.PooledInstanceInterceptor.processInvocation(PooledInstanceInterceptor.java:51) [jboss-as-ejb3-7.1.1.Final.jar:7.1.1.Final]
at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) [jboss-invocation-1.1.1.Final.jar:1.1.1.Final]
at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInOurTx(CMTTxInterceptor.java:228) [jboss-as-ejb3-7.1.1.Final.jar:7.1.1.Final]
... 37 more
When i change the jboss-deployment-structure.xml to look like this, it runs fine:
<jboss-deployment-structure xmlns="urn:jboss:deployment-structure:1.0">
<ear-subdeployments-isolated>true</ear-subdeployments-isolated>
<deployment>
<dependencies>
<module name="org.hibernate" slot="3" />
</dependencies>
</deployment>
<sub-deployment name="JB7EJB.jar">
<dependencies>
<module name="org.quartz" />
</dependencies>
</sub-deployment>
</jboss-deployment-structure>
I thought that if i put the dependencies under the top 'deployment' section, that all deployments will pick up the quartz module, but i have to add the
'<sub-deployment name="JB7EJB.jar">' section to have the JB7EJB deloyment pick up the quartz module.
What am i missing here?
thank you,
Bill