[jboss-user] Error Configuring persistent unit in jpa throwing strange class cast exception

Fri Sep 11 07:08:33 EDT 2009

Hi All

 I  am trying to configure a jta data source to persitent unit for JPA.

 It is throwing a strange class cast exception,I am able to bind the data
source successfully the problems comes into picture when using the jndi to
bind to persitent unit.

Ds file

<?xml version="1.0" encoding="UTF-8"?>

<datasources>

  <local-tx-datasource>

    <use-java-context>false</use-java-context>

    <jndi-name>jdbc/questionaire</jndi-name>

<connection-url>jdbc:jtds:sqlserver://calcas\sqlexpress:1443/questionaire</c
onnection-url>

    <driver-class>net.sourceforge.jtds.jdbc.Driver</driver-class>

    <user-name>sa</user-name>

    <password>Passw0rd</password>

    <min-pool-size>10</min-pool-size>

    <max-pool-size>20</max-pool-size>

    <prepared-statement-cache-size>32</prepared-statement-cache-size>

          <idle-timeout-minutes>300</idle-timeout-minutes>

  </local-tx-datasource>

</datasources>

java.lang.ClassCastException: $Proxy263 cannot be cast to
javax.sql.DataSource

      at
org.jboss.jpa.deployment.PersistenceUnitInfoImpl.<init>(PersistenceUnitInfoI
mpl.java:111)

      at
org.jboss.jpa.deployment.PersistenceUnitDeployment.start(PersistenceUnitDepl
oyment.java:275)

      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

      at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

      at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

      at java.lang.reflect.Method.invoke(Unknown Source)

      at
org.jboss.reflect.plugins.introspection.ReflectionUtils.invoke(ReflectionUti
ls.java:59)

      at
org.jboss.reflect.plugins.introspection.ReflectMethodInfoImpl.invoke(Reflect
MethodInfoImpl.java:150)

      at
org.jboss.joinpoint.plugins.BasicMethodJoinPoint.dispatch(BasicMethodJoinPoi
nt.java:66)

      at
org.jboss.kernel.plugins.dependency.KernelControllerContextAction$JoinpointD
ispatchWrapper.execute(KernelControllerContextAction.java:241)

      at
org.jboss.kernel.plugins.dependency.ExecutionWrapper.execute(ExecutionWrappe
r.java:47)

      at
org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchEx
ecutionWrapper(KernelControllerContextAction.java:109)

      at
org.jboss.kernel.plugins.dependency.KernelControllerContextAction.dispatchJo
inPoint(KernelControllerContextAction.java:70)

      at
org.jboss.kernel.plugins.dependency.LifecycleAction.installActionInternal(Li
fecycleAction.java:221)

      at
org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(Instal
lsAwareAction.java:54)

      at
org.jboss.kernel.plugins.dependency.InstallsAwareAction.installAction(Instal
lsAwareAction.java:42)

      at
org.jboss.dependency.plugins.action.SimpleControllerContextAction.simpleInst
allAction(SimpleControllerContextAction.java:62)

      at
org.jboss.dependency.plugins.action.AccessControllerContextAction.install(Ac
cessControllerContextAction.java:71)

      at
org.jboss.dependency.plugins.AbstractControllerContextActions.install(Abstra
ctControllerContextActions.java:51)

      at
org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractContr
ollerContext.java:348)

      at
org.jboss.dependency.plugins.AbstractController.install(AbstractController.j
ava:1631)

      at
org.jboss.dependency.plugins.AbstractController.incrementState(AbstractContr
oller.java:934)

      at
org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractCont
roller.java:1082)

      at
org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractCont
roller.java:984)

      at
org.jboss.dependency.plugins.AbstractController.install(AbstractController.j
ava:774)

      at
org.jboss.dependency.plugins.AbstractController.install(AbstractController.j
ava:540)

      at
org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMeta
DataDeployer.java:121)

      at
org.jboss.deployers.vfs.deployer.kernel.BeanMetaDataDeployer.deploy(BeanMeta
DataDeployer.java:51)

      at
org.jboss.deployers.spi.deployer.helpers.AbstractSimpleRealDeployer.internal
Deploy(AbstractSimpleRealDeployer.java:62)

      at
org.jboss.deployers.spi.deployer.helpers.AbstractRealDeployer.deploy(Abstrac
tRealDeployer.java:50)

      at
org.jboss.deployers.plugins.deployers.DeployerWrapper.deploy(DeployerWrapper
.java:171)

      at
org.jboss.deployers.plugins.deployers.DeployersImpl.doDeploy(DeployersImpl.j
ava:1439)

      at
org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(Dep
loyersImpl.java:1157)

      at
org.jboss.deployers.plugins.deployers.DeployersImpl.doInstallParentFirst(Dep
loyersImpl.java:1178)

      at
org.jboss.deployers.plugins.deployers.DeployersImpl.install(DeployersImpl.ja
va:1098)

      at
org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractContr
ollerContext.java:348)

      at
org.jboss.dependency.plugins.AbstractController.install(AbstractController.j
ava:1631)

      at
org.jboss.dependency.plugins.AbstractController.incrementState(AbstractContr
oller.java:934)

      at
org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractCont
roller.java:1082)

      at
org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractCont
roller.java:984)

      at
org.jboss.dependency.plugins.AbstractController.change(AbstractController.ja
va:822)

      at
org.jboss.dependency.plugins.AbstractController.change(AbstractController.ja
va:553)

      at
org.jboss.deployers.plugins.deployers.DeployersImpl.process(DeployersImpl.ja
va:781)

      at
org.jboss.deployers.plugins.main.MainDeployerImpl.process(MainDeployerImpl.j
ava:702)

      at
org.jboss.system.server.profileservice.repository.MainDeployerAdapter.proces
s(MainDeployerAdapter.java:117)

      at
org.jboss.system.server.profileservice.repository.ProfileDeployAction.instal
l(ProfileDeployAction.java:70)

      at
org.jboss.system.server.profileservice.repository.AbstractProfileAction.inst
all(AbstractProfileAction.java:53)

      at
org.jboss.system.server.profileservice.repository.AbstractProfileService.ins
tall(AbstractProfileService.java:361)

      at
org.jboss.dependency.plugins.AbstractControllerContext.install(AbstractContr
ollerContext.java:348)

      at
org.jboss.dependency.plugins.AbstractController.install(AbstractController.j
ava:1631)

      at
org.jboss.dependency.plugins.AbstractController.incrementState(AbstractContr
oller.java:934)

      at
org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractCont
roller.java:1082)

      at
org.jboss.dependency.plugins.AbstractController.resolveContexts(AbstractCont
roller.java:984)

      at
org.jboss.dependency.plugins.AbstractController.change(AbstractController.ja
va:822)

      at
org.jboss.dependency.plugins.AbstractController.change(AbstractController.ja
va:553)

      at
org.jboss.system.server.profileservice.repository.AbstractProfileService.act
ivateProfile(AbstractProfileService.java:306)

      at
org.jboss.system.server.profileservice.ProfileServiceBootstrap.start(Profile
ServiceBootstrap.java:271)

      at
org.jboss.bootstrap.AbstractServerImpl.start(AbstractServerImpl.java:461)

      at org.jboss.Main.boot(Main.java:221)

      at org.jboss.Main$1.run(Main.java:556)

      at java.lang.Thread.run(Unknown Source)

Thanks & Regards,

VAMSI  

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