Package jakarta.persistence
Annotation Type PersistenceUnit
-
@Repeatable(PersistenceUnits.class) @Target({TYPE,METHOD,FIELD}) @Retention(RUNTIME) public @interface PersistenceUnit
Expresses a dependency on anEntityManagerFactory
and its associated persistence unit.- Since:
- 1.0
-
-
Optional Element Summary
Optional Elements Modifier and Type Optional Element Description String
name
(Optional) The name by which the entity manager factory is to be accessed in the environment referencing context; not needed when dependency injection is used.String
unitName
(Optional) The name of the persistence unit as defined in thepersistence.xml
file.
-
-
-
Element Detail
-
name
String name
(Optional) The name by which the entity manager factory is to be accessed in the environment referencing context; not needed when dependency injection is used.- Default:
- ""
-
-
-
unitName
String unitName
(Optional) The name of the persistence unit as defined in thepersistence.xml
file. If specified, the persistence unit for the entity manager factory that is accessible in JNDI must have the same name.- Default:
- ""
-
-