org.scala_libs.jpa

ScalaEMFactory

trait ScalaEMFactory extends AnyRef

This trait defines the operations for obtaining and properly closing an EntityManager. The purpose of this trait is to allow interception and ancillary processing on EM setup and teardown. Typical usage of a concrete impl (called EMImpl in this example) would be:

object FooEM extends EMImpl(...)

...

def doSomething = {
  val em = FooEM.newEM
  ...
  em.close()
}

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Abstract Value Members

  1. def closeEM (em: EntityManager): Unit

    Handles closing a previously opened EntityManager.

    Handles closing a previously opened EntityManager. Subclasses must provide a concrete implementation.

    em

    The EntityManager to close

    Attributes
    protected[jpa] abstract
  2. def getUnitName : String

    Return the name of the configured persistence unit name

    Return the name of the configured persistence unit name

    Attributes
    protected abstract
  3. def openEM (): EntityManager

    Handles the actual opening of an EntityManager.

    Handles the actual opening of an EntityManager. Subclasses must provide a concrete implementation.

    returns

    An appropriately configured EntityManager

    Attributes
    protected abstract

Concrete Value Members

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  2. def != (arg0: Any): Boolean

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  6. def asInstanceOf [T0] : T0

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  7. def clone (): AnyRef

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  10. def finalize (): Unit

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  11. def getClass (): java.lang.Class[_]

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  14. def ne (arg0: AnyRef): Boolean

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  15. def newEM : ScalaEntityManager

    Returns a newly created ScalaEntityManager.

    Returns a newly created ScalaEntityManager. This is the method that clients would typically use to obtain their EM.

    returns

    A new ScalaEntityManager instance.

  16. def notify (): Unit

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  17. def notifyAll (): Unit

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  18. def synchronized [T0] (arg0: ⇒ T0): T0

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  19. def toString (): String

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  20. def wait (): Unit

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  22. def wait (arg0: Long): Unit

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