[jboss-user] [Beginner's Corner] - accessing persistence unit in jar.
Monty Hall
do-not-reply at jboss.com
Mon Dec 26 10:30:08 EST 2011
Monty Hall [http://community.jboss.org/people/monty_hall] created the discussion
"accessing persistence unit in jar."
To view the discussion, visit: http://community.jboss.org/message/643212#643212
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New to jboss and created the following projects using jboss tools in eclipse.
Name Eclipse Project
EAR EAR Project
EJB EJB Project
PERSISTENCE JPA Project
WEB Dynamic Web Project
In a backing bean in the WEB project, I cannot create an entity manager.
@Named
@RequestScoped
public class UserAction {
@PersistenceContext
private EntityManager em;
public String getText() {
return "UserAction";
}
}
I've tried '@PersistenceContext(unitName="PERSISTENCE")' and '@PersistenceContext(unitName="PERSISTENCE.jar#PERSISTENCE")' no luck.
Monty
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The persistence.xml in the PERSISTENCE project is:
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" 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">
<persistence-unit name="PERSISTENCE">
<jta-data-source>java:jboss/datasources/xxxx</jta-data-source>
<exclude-unlisted-classes>false</exclude-unlisted-classes>
</persistence-unit>
</persistence>
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