org.springframework.data.jpa.repository.support
Class QueryDslRepositorySupport

java.lang.Object
  org.springframework.data.jpa.repository.support.QueryDslRepositorySupport

@Repository
public abstract class QueryDslRepositorySupport
extends Object

Base class for implementing repositories using QueryDsl library.

Author:

Oliver Gierke

Constructor Summary

QueryDslRepositorySupport()

Method Summary

protected com.mysema.query.dml.DeleteClause<com.mysema.query.jpa.impl.JPADeleteClause>	delete(com.mysema.query.types.EntityPath<?> path) Returns a fresh DeleteClause.
protected com.mysema.query.jpa.JPQLQuery	from(com.mysema.query.types.EntityPath<?>... paths) Returns a fresh JPQLQuery.
protected <T> com.mysema.query.types.path.PathBuilder<T>	getBuilder(Class<T> type) Returns a PathBuilder for the given type.
protected javax.persistence.EntityManager	getEntityManager() Returns the EntityManager.
void	setEntityManager(javax.persistence.EntityManager entityManager) Setter to inject EntityManager.
protected com.mysema.query.dml.UpdateClause<com.mysema.query.jpa.impl.JPAUpdateClause>	update(com.mysema.query.types.EntityPath<?> path) Returns a fresh UpdateClause.
void	validate() Callback to verify configuration.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueryDslRepositorySupport

public QueryDslRepositorySupport()

Method Detail

setEntityManager

public void setEntityManager(javax.persistence.EntityManager entityManager)

Setter to inject EntityManager.

Parameters:

entityManager - must not be null

validate

@PostConstruct
public void validate()

Callback to verify configuration. Used by containers.

getEntityManager

protected javax.persistence.EntityManager getEntityManager()

Returns the EntityManager.

Returns:

the entityManager

from

protected com.mysema.query.jpa.JPQLQuery from(com.mysema.query.types.EntityPath<?>... paths)

Returns a fresh JPQLQuery.

Returns:

the Querydsl JPQLQuery.

delete

protected com.mysema.query.dml.DeleteClause<com.mysema.query.jpa.impl.JPADeleteClause> delete(com.mysema.query.types.EntityPath<?> path)

Returns a fresh DeleteClause.

Parameters:

path -

Returns:

the Querydsl DeleteClause.

update

protected com.mysema.query.dml.UpdateClause<com.mysema.query.jpa.impl.JPAUpdateClause> update(com.mysema.query.types.EntityPath<?> path)

Returns a fresh UpdateClause.

Parameters:

path -

Returns:

the Querydsl UpdateClause.

getBuilder

protected <T> com.mysema.query.types.path.PathBuilder<T> getBuilder(Class<T> type)

Returns a PathBuilder for the given type.

Type Parameters:

T -

Parameters:

type -

Returns:

the Querdsl PathBuilder.