AbstractJpaQueryProvider (Spring Batch 4.1.4.RELEASE API)

java.lang.Object
- org.springframework.batch.item.database.orm.AbstractJpaQueryProvider

All Implemented Interfaces:
JpaQueryProvider, org.springframework.beans.factory.InitializingBean
Direct Known Subclasses:
JpaNativeQueryProvider
```
public abstract class AbstractJpaQueryProvider
extends java.lang.Object
implements JpaQueryProvider, org.springframework.beans.factory.InitializingBean
```
Abstract JPA Query Provider to serve as a base class for all JPA Query providers.
Since:
2.1
Author:
Anatoly Polinsky, Dave Syer

Constructor Summary
Constructors
Constructor Description
AbstractJpaQueryProvider()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected javax.persistence.EntityManager`	`getEntityManager()`	Getter for `EntityManager`
`void`	`setEntityManager(javax.persistence.EntityManager entityManager)`	Public setter to override the entityManager that was created by this `HibernateQueryProvider`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.springframework.beans.factory.InitializingBean
afterPropertiesSet

Methods inherited from interface org.springframework.batch.item.database.orm.JpaQueryProvider
createQuery

- Constructor Detail
  - AbstractJpaQueryProvider
```
public AbstractJpaQueryProvider()
```
- Method Detail
  - setEntityManager
```
public void setEntityManager(javax.persistence.EntityManager entityManager)
```
    Public setter to override the entityManager that was created by this HibernateQueryProvider. This is currently needed to allow HibernateQueryProvider to participate in a user's managed transaction.
    Specified by:
    setEntityManager in interface JpaQueryProvider
    Parameters:
    entityManager - EntityManager to use
  - getEntityManager
```
protected javax.persistence.EntityManager getEntityManager()
```
    Getter for EntityManager
    Returns:
    entityManager the injected EntityManager