webtier@glassfish.java.net

Creating an application specific datasource in web.xml, not working with persistence.xml

From: Lincoln Baxter, III <lincolnbaxter_at_gmail.com>
Date: Fri, 9 Apr 2010 10:31:23 -0400

So I've been trying to get EJB injection of @PersistenceContext working with
hibernate and a local datasource defined in web.xml -- but I have been
unable to get it working:

@Named
@ConversationScoped
@Stateful
public class LinkBean implements Serializable
{
   private static final long serialVersionUID = -2209547152337410725L;

   @PersistenceContext
   private EntityManager em;

It seems like the datasource is never registered with the container, but it
"should" be, if I am understanding the <data-source> declaration in web.xml:
Is this the intent of data-source? Am I approaching this incorrectly, or is
this a bug?

Details below -- Thanks,
Lincoln


SEVERE: Exception while preparing the app
java.lang.RuntimeException: javax.naming.NamingException: Lookup failed for
'java:app/env/Application_Level_DataSource' in SerialContext [Root
exception is javax.naming.NamingException: Invocation exception: Got null
ComponentInvocation ]
    at
org.glassfish.persistence.jpa.PersistenceUnitInfoImpl.<init>(PersistenceUnitInfoImpl.java:111)
    at
org.glassfish.persistence.jpa.PersistenceUnitLoader.loadPU(PersistenceUnitLoader.java:130)
    at
org.glassfish.persistence.jpa.PersistenceUnitLoader.<init>(PersistenceUnitLoader.java:96)
    at
org.glassfish.persistence.jpa.JPADeployer.prepare(JPADeployer.java:121)
    at
com.sun.enterprise.v3.server.ApplicationLifecycle.prepareModule(ApplicationLifecycle.java:644)
    at
com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:296)
    at
com.sun.enterprise.v3.server.ApplicationLifecycle.deploy(ApplicationLifecycle.java:183)
    at
org.glassfish.deployment.admin.DeployCommand.execute(DeployCommand.java:272)
    at
com.sun.enterprise.v3.admin.CommandRunnerImpl$1.execute(CommandRunnerImpl.java:305)
    at
com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:320)
    at
com.sun.enterprise.v3.admin.CommandRunnerImpl.doCommand(CommandRunnerImpl.java:1176)
    at
com.sun.enterprise.v3.admin.CommandRunnerImpl.access$900(CommandRunnerImpl.java:83)
    at
com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1235)
    at
com.sun.enterprise.v3.admin.CommandRunnerImpl$ExecutionContext.execute(CommandRunnerImpl.java:1224)
    at
com.sun.enterprise.v3.admin.AdminAdapter.doCommand(AdminAdapter.java:365)
    at
com.sun.enterprise.v3.admin.AdminAdapter.service(AdminAdapter.java:204)
    at
com.sun.grizzly.tcp.http11.GrizzlyAdapter.service(GrizzlyAdapter.java:166)
    at
com.sun.enterprise.v3.server.HK2Dispatcher.dispath(HK2Dispatcher.java:100)
    at
com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:245)
    at
com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:791)
    at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:693)
    at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:954)
    at
com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:170)
    at
com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:135)
    at
com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:102)
    at
com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:88)
    at
com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:76)
    at
com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:53)
    at
com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:57)
    at com.sun.grizzly.ContextTask.run(ContextTask.java:69)
    at
com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:330)
    at
com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:309)
    at java.lang.Thread.run(Thread.java:637)
Caused by: javax.naming.NamingException: Lookup failed for
'java:app/env/Application_Level_DataSource' in SerialContext [Root
exception is javax.naming.NamingException: Invocation exception: Got null
ComponentInvocation ]
    at
com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:442)
    at javax.naming.InitialContext.lookup(InitialContext.java:392)
    at javax.naming.InitialContext.lookup(InitialContext.java:392)
    at
com.sun.enterprise.connectors.service.ConnectorResourceAdminServiceImpl.lookup(ConnectorResourceAdminServiceImpl.java:203)
    at
com.sun.enterprise.connectors.ConnectorRuntime.lookupPMResource(ConnectorRuntime.java:417)
    at
org.glassfish.persistence.jpa.JPADeployer$ProviderContainerContractInfoImpl.lookupDataSource(JPADeployer.java:228)
    at
org.glassfish.persistence.jpa.PersistenceUnitInfoImpl.<init>(PersistenceUnitInfoImpl.java:108)
    ... 32 more
Caused by: javax.naming.NamingException: Invocation exception: Got null
ComponentInvocation
    at
com.sun.enterprise.naming.impl.GlassfishNamingManagerImpl.getComponentId(GlassfishNamingManagerImpl.java:773)
    at
com.sun.enterprise.naming.impl.GlassfishNamingManagerImpl.lookup(GlassfishNamingManagerImpl.java:655)
    at
com.sun.enterprise.naming.impl.JavaURLContext.lookup(JavaURLContext.java:148)
    at
com.sun.enterprise.naming.impl.SerialContext.lookup(SerialContext.java:428)
    ... 38
*
Persistence.xml*
<?xml version="1.0" encoding="UTF-8"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"
    version="2.0">
    <persistence-unit name="example" transaction-type="JTA">
        <provider>org.hibernate.ejb.HibernatePersistence</provider>
        <jta-data-source> java:app/env/Application_Level_DataSource
</jta-data-source>
        <exclude-unlisted-classes>false</exclude-unlisted-classes>
    </persistence-unit>
</persistence>
*
Web.xml ...*
    <data-source>
        <name>java:app/env/Application_Level_DataSource</name>
        <class-name>org.hsqldb.jdbc.jdbcDataSource</class-name>
        <database-name>jdbc:hsqldb:mem:aname</database-name>
        <url>jdbc:hsqldb:mem:aname</url>
        <user>sa</user>
        <password></password>
        <property>
            <name>hibernate.dialect</name>
            <value>org.hibernate.dialect.HSQLDialect</value>
        </property>
    </data-source>

-- 
Lincoln Baxter, III
http://ocpsoft.com
http://scrumshark.com
"Keep it Simple"