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/* $Id: PersistenceUnit.java 11282 2007-03-14 22:05:59Z epbernard $
* JBoss Inc
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package javax.persistence;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Expresses a dependency on an EntityManagerFactory.
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
*/
@
Target({ElementType.
TYPE,
ElementType.
METHOD,
ElementType.
FIELD})
@
Retention(RetentionPolicy.
RUNTIME)
public @
interface PersistenceUnit
{
/**
* The name by which the entity manager factory is to be accessed in the environment
* referencing context, and is not needed when dependency injection is used.
*/
String name
() default "";
/**
* The name of the persistence unit as defined in the persistence.xml file. If specified, the
* persistence unit for the entity manager factory that is accessible in JNDI must have the
* same name.
*/
String unitName
() default "";
}