Package org.springframework.batch.item.database.orm

Class AbstractJpaQueryProvider

java.lang.Object

org.springframework.batch.item.database.orm.AbstractJpaQueryProvider

All Implemented Interfaces:

JpaQueryProvider, org.springframework.beans.factory.InitializingBean

Direct Known Subclasses:

JpaNamedQueryProvider, JpaNativeQueryProvider

public abstract class AbstractJpaQueryProvider
extends 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, Mahmoud Ben Hassine

Constructor Summary

Constructors

Constructor	Description
AbstractJpaQueryProvider()

Method Summary

Modifier and Type	Method	Description
void	afterPropertiesSet()
protected @Nullable jakarta.persistence.EntityManager	getEntityManager()	Getter for EntityManager
void	setEntityManager(jakarta.persistence.EntityManager entityManager)	Public setter to override the entityManager that was created by this JpaQueryProvider.

Methods inherited from class java.lang.Object

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

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

createQuery

Constructor Details

AbstractJpaQueryProvider

public AbstractJpaQueryProvider()

Method Details

setEntityManager

public void setEntityManager(jakarta.persistence.EntityManager entityManager)

Public setter to override the entityManager that was created by this JpaQueryProvider. This is currently needed to allow JpaQueryProvider to participate in a user's managed transaction.

Specified by:

setEntityManager in interface JpaQueryProvider

Parameters:

entityManager - EntityManager to use

getEntityManager

protected @Nullable jakarta.persistence.EntityManager getEntityManager()

Getter for EntityManager

Returns:

entityManager the injected EntityManager

afterPropertiesSet

public void afterPropertiesSet()
                        throws Exception

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

Throws:

Exception