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ejb-ref in the deployment descriptor

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Aru

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Jan 31, 2002, 7:46:07 PM1/31/02
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Could someone help me on how to configure an ejb-reference in the 3 xml
files.
ejb-jar.xml, weblogic-ejb-jar.xml and web.xml

These are the entries for my application, but I get some exception. Can
somebody help me pls?

ejb-jar.xml
<enterprise-beans>
<session id="Abcd">
<small-icon></small-icon>
<ejb-name>ABCD</ejb-name>
<home>AbcdHome</home>
<remote>AbcdRemote</remote>
<ejb-class>AbcdBean</ejb-class>
<session-type>Stateless</session-type>
<transaction-type>Container</transaction-type>
</session>
</enterprise-beans>

web.xml contains the foll,
<ejb-ref>
<ejb-ref-name>ejb/abcd</ejb-ref-name>
<ejb-ref-type>Session</ejb-ref-type>
<home>AbcdHome</home>
<remote>AbcdRemote</remote>
<ejb-link>ABCD</ejb-link>
</ejb-ref>

weblogic.ejb-jar.xml contains,
<weblogic-enterprise-bean>
<ejb-name>ABCD</ejb-name>
<caching-descriptor>
<max-beans-in-free-pool>100</max-beans-in-free-pool>
</caching-descriptor>
<reference-descriptor>
<ejb-reference-description>
<ejb-ref-name>ejb/abcd</ejb-ref-name>
<jndi-name>ejb/ABCD</jndi-name>
</ejb-reference-description>
</reference-descriptor>
</weblogic-enterprise-bean>

But when i run the application, I get the foll exception,

In EJB RemotePlatform, a session or entity bean that has a remote home m
ust be given a JNDI name in the weblogic-ejb-jar.xml descriptor file.
at weblogic.ejb20.compliance.EJBComplianceChecker.check(EJBComplianceChe
cker.java:256)
at weblogic.ejb20.compliance.EJBComplianceChecker.checkDeploymentInfo(EJ
BComplianceChecker.java:220)
at weblogic.ejb20.ejbc.EJBCompiler.complianceCheckJar(EJBCompiler.java:4
52)
at weblogic.ejb20.ejbc.EJBCompiler.checkCompliance(EJBCompiler.java:409)
at weblogic.ejb20.ejbc.EJBCompiler.compileEJB(EJBCompiler.java:202)
at weblogic.ejb20.deployer.Deployer.runEJBC(Deployer.java:296)
at weblogic.ejb20.deployer.Deployer.compileEJB(Deployer.java:676)
at weblogic.ejb20.deployer.Deployer.deploy(Deployer.java:843)
at weblogic.j2ee.EJBComponent.deploy(EJBComponent.java:30)
at weblogic.j2ee.Application.addComponent(Application.java:160)
at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:117)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:329)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(Dep
loymentTarget.java:279)
at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeploy
ments(DeploymentTarget.java:233)
at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(
DeploymentTarget.java:193)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy34.updateDeployments(Unknown Source)
at weblogic.management.configuration.ServerMBean_CachingStub.updateDeplo
yments(ServerMBean_CachingStub.java:2706)
at weblogic.management.mbeans.custom.ApplicationManager.startConfigManag
er(ApplicationManager.java:360)
at weblogic.management.mbeans.custom.ApplicationManager.start(Applicatio
nManager.java:152)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy48.start(Unknown Source)
at weblogic.management.configuration.ApplicationManagerMBean_CachingStub
.start(ApplicationManagerMBean_CachingStub.java:479)
at weblogic.management.Admin.startApplicationManager(Admin.java:1138)
at weblogic.management.Admin.finish(Admin.java:561)
at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:501)
at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
at weblogic.Server.main(Server.java:35)

>
<Jan 31, 2002 3:56:18 PM PST> <Error> <J2EE> <Error deploying application
Defaul
tVoiceApp: Could not load DefaultVoiceApp>
java.lang.reflect.UndeclaredThrowableException:
weblogic.xml.dom.DOMProcessingEx
ception: Could not setup environment for EJBReference or ResourceReference.
Can
not find WEB-INF/weblogic.xml in the Web application.
at weblogic.servlet.internal.WebAppServletContext.initFromDescriptors(We
bAppServletContext.java:1509)
at weblogic.servlet.internal.WebAppServletContext.init(WebAppServletCont
ext.java:871)
at weblogic.servlet.internal.WebAppServletContext.<init>(WebAppServletCo
ntext.java:806)
at weblogic.servlet.internal.HttpServer.loadWebApp(HttpServer.java:413)
at weblogic.j2ee.WebAppComponent.deploy(WebAppComponent.java:74)
at weblogic.j2ee.Application.addComponent(Application.java:160)
at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:117)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:329)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:144)
at weblogic.management.mbeans.custom.WebServer.addWebDeployment(WebServe
r.java:76)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy35.addWebDeployment(Unknown Source)
at weblogic.management.configuration.WebServerMBean_CachingStub.addWebDe
ployment(WebServerMBean_CachingStub.java:1093)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:315)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(Dep
loymentTarget.java:279)
at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeploy
ments(DeploymentTarget.java:233)
at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(
DeploymentTarget.java:193)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy34.updateDeployments(Unknown Source)
at weblogic.management.configuration.ServerMBean_CachingStub.updateDeplo
yments(ServerMBean_CachingStub.java:2706)
at weblogic.management.mbeans.custom.ApplicationManager.startConfigManag
er(ApplicationManager.java:360)
at weblogic.management.mbeans.custom.ApplicationManager.start(Applicatio
nManager.java:152)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy48.start(Unknown Source)
at weblogic.management.configuration.ApplicationManagerMBean_CachingStub
.start(ApplicationManagerMBean_CachingStub.java:479)
at weblogic.management.Admin.startApplicationManager(Admin.java:1138)
at weblogic.management.Admin.finish(Admin.java:561)
at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:501)
at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
at weblogic.Server.main(Server.java:35)
--------------- nested within: ------------------
weblogic.j2ee.DeploymentException: Could not load DefaultVoiceApp - with
nested
exception:
[weblogic.xml.dom.DOMProcessingException: Could not setup environment for
EJBRef
erence or ResourceReference. Cannot find WEB-INF/weblogic.xml in the Web
applic
ation.]
at weblogic.servlet.internal.HttpServer.loadWebApp(HttpServer.java:416)
at weblogic.j2ee.WebAppComponent.deploy(WebAppComponent.java:74)
at weblogic.j2ee.Application.addComponent(Application.java:160)
at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:117)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:329)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:144)
at weblogic.management.mbeans.custom.WebServer.addWebDeployment(WebServe
r.java:76)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy35.addWebDeployment(Unknown Source)
at weblogic.management.configuration.WebServerMBean_CachingStub.addWebDe
ployment(WebServerMBean_CachingStub.java:1093)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(Depl
oymentTarget.java:315)
at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(Dep
loymentTarget.java:279)
at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeploy
ments(DeploymentTarget.java:233)
at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(
DeploymentTarget.java:193)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy34.updateDeployments(Unknown Source)
at weblogic.management.configuration.ServerMBean_CachingStub.updateDeplo
yments(ServerMBean_CachingStub.java:2706)
at weblogic.management.mbeans.custom.ApplicationManager.startConfigManag
er(ApplicationManager.java:360)
at weblogic.management.mbeans.custom.ApplicationManager.start(Applicatio
nManager.java:152)
at java.lang.reflect.Method.invoke(Native Method)
at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMB
eanImpl.java:606)
at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl
.java:590)
at weblogic.management.internal.ConfigurationMBeanImpl.invoke(Configurat
ionMBeanImpl.java:350)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
55)
at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:15
23)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:444)
at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:185)
at $Proxy48.start(Unknown Source)
at weblogic.management.configuration.ApplicationManagerMBean_CachingStub
.start(ApplicationManagerMBean_CachingStub.java:479)
at weblogic.management.Admin.startApplicationManager(Admin.java:1138)
at weblogic.management.Admin.finish(Admin.java:561)
at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:501)
at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
at weblogic.Server.main(Server.java:35)


Can someone help me on what to set in sequence please. Any help would highly
be appreciated.
Thanks in advance.
Regards
Aru


Aru

unread,
Jan 31, 2002, 7:47:24 PM1/31/02
to
FYI, I am using Weblogic 6.1
"Aru" <aa...@genmagic.com> wrote in message
news:3c59...@newsgroups.bea.com...

Venki Seshaadri

unread,
Feb 1, 2002, 12:21:08 AM2/1/02
to aa...@genmagic.com
Aaru,
<jndi-name> should be outside <reference-descriptor>
refer to http://e-docs.bea.com/wls/docs61/ejb/reference.html#1026457

<weblogic-enterprise-bean>

<reference-descriptor>...</reference-descriptor>
<jndi-name>ejb/ABCD</jndi-name>
</weblogic-enterprise-bean>

Hope this helps,

Venki
ve...@svjug.org

Aru

unread,
Feb 1, 2002, 1:05:31 PM2/1/02
to
As per the doc that you referred, the doc too says that the jndi-name should
be within the ejb-reference-description which in turn is inside the
reference-descriptor. I don't get what you tried to say. Am I missing
anything? Could you please make sure that for me.

Just with curiosity I even tried your suggestion but it gives me the
exception as expected,

The XML parser encountered an error in your deployment descriptor. Please
ensure
that your deployment descriptor corresponds to the format in the DTD. The
error
was:
org.xml.sax.SAXParseException: The content of element type
"ejb-reference-descr
iption" is incomplete, it must match "(ejb-ref-name,jndi-name)".

"Venki Seshaadri" <vsesh...@yahoo.com> wrote in message
news:3C5A25C4...@yahoo.com...

Venki Seshaadri

unread,
Feb 1, 2002, 2:46:22 PM2/1/02
to
Aaru,
Verify the document structure @

http://e-docs.bea.com/wls/docs61/ejb/reference.html#1026457


jndi-name is of the ejb is missing in your WEJ.xml
and the jndi-name defined under
<reference-descriptor><ejb-reference-description>
..
</reference-descriptor></ejb-reference-description>

is the reference jndi-name(referenced by this bean)


For more info refere
the weblogic 6.x dtd
http://www.bea.com/servers/wls600/dtd/weblogic-ejb-jar.dtd
Venki..

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