play.db.jpa

Class JPAEntityManagerContext

java.lang.Object

java.lang.ThreadLocal<java.util.Deque<javax.persistence.EntityManager>>

play.db.jpa.JPAEntityManagerContext

public class JPAEntityManagerContext
extends java.lang.ThreadLocal<java.util.Deque<javax.persistence.EntityManager>>

Constructor Summary

Constructors

Constructor and Description
JPAEntityManagerContext()

Method Summary

Modifier and Type	Method and Description
javax.persistence.EntityManager	em() Get the default EntityManager for this thread.
java.util.Deque<javax.persistence.EntityManager>	emStack(boolean threadLocalFallback) Get the EntityManager stack.
java.util.Deque<javax.persistence.EntityManager>	initialValue()
void	pop(boolean threadLocalFallback)
void	push(javax.persistence.EntityManager em, boolean threadLocalFallback)
void	pushOrPopEm(javax.persistence.EntityManager em, boolean threadLocalFallback) Deprecated. use push or pop methods

Methods inherited from class java.lang.ThreadLocal

get, remove, set, withInitial

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JPAEntityManagerContext

@Inject
public JPAEntityManagerContext()

Method Detail

initialValue

public java.util.Deque<javax.persistence.EntityManager> initialValue()

Overrides:

initialValue in class java.lang.ThreadLocal<java.util.Deque<javax.persistence.EntityManager>>

em

public javax.persistence.EntityManager em()

Get the default EntityManager for this thread.

Returns:

the EntityManager

Throws:

java.lang.RuntimeException - if no EntityManager is bound to the current Http.Context or the current Thread.

emStack

public java.util.Deque<javax.persistence.EntityManager> emStack(boolean threadLocalFallback)

Get the EntityManager stack.

push

public void push(javax.persistence.EntityManager em,
                 boolean threadLocalFallback)

pop

public void pop(boolean threadLocalFallback)

pushOrPopEm

@Deprecated
public void pushOrPopEm(javax.persistence.EntityManager em,
                                    boolean threadLocalFallback)

Deprecated. use push or pop methods

Pushes or pops the EntityManager stack depending on the value of the em argument. If em is null, then the current EntityManager is popped. If em is non-null, then em is pushed onto the stack and becomes the current EntityManager.