Package com.querydsl.jpa.hibernate

Class HibernateQueryFactory

java.lang.Object

com.querydsl.jpa.hibernate.HibernateQueryFactory

All Implemented Interfaces:

QueryFactory<JPQLQuery<?>>, JPQLQueryFactory

public class HibernateQueryFactory
extends Object
implements JPQLQueryFactory

Factory class for query and DML clause creation

Author:

tiwe

Constructor Summary

Constructors

Constructor	Description
HibernateQueryFactory(JPQLTemplates templates, Supplier<org.hibernate.Session> session)
HibernateQueryFactory(JPQLTemplates templates, org.hibernate.Session session)
HibernateQueryFactory(Supplier<org.hibernate.Session> session)
HibernateQueryFactory(org.hibernate.Session session)

Method Summary

Modifier and Type	Method	Description
HibernateDeleteClause	delete(EntityPath<?> path)	Create a new DELETE clause
HibernateQuery<?>	from(EntityPath<?> from)	Create a new Query with the given source
HibernateQuery<?>	from(EntityPath<?>... from)	Create a new Query with the given source
HibernateInsertClause	insert(EntityPath<?> path)	Create a new INSERT clause
HibernateQuery<?>	query()
HibernateQuery<Tuple>	select(Expression<?>... exprs)	Create a new JPQLQuery instance with the given projection
<T> HibernateQuery<T>	select(Expression<T> expr)	Create a new JPQLQuery instance with the given projection
HibernateQuery<Tuple>	selectDistinct(Expression<?>... exprs)	Create a new JPQLQuery instance with the given projection
<T> HibernateQuery<T>	selectDistinct(Expression<T> expr)	Create a new JPQLQuery instance with the given projection
<T> HibernateQuery<T>	selectFrom(EntityPath<T> from)	Create a new JPQLQuery instance with the given source and projection
HibernateQuery<Integer>	selectOne()	Create a new JPQLQuery instance with the projection one
HibernateQuery<Integer>	selectZero()	Create a new JPQLQuery instance with the projection zero
HibernateUpdateClause	update(EntityPath<?> path)	Create a new UPDATE clause

Methods inherited from class java.lang.Object

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

Constructor Details

HibernateQueryFactory

public HibernateQueryFactory(org.hibernate.Session session)

HibernateQueryFactory

public HibernateQueryFactory(JPQLTemplates templates,
 org.hibernate.Session session)

HibernateQueryFactory

public HibernateQueryFactory(Supplier<org.hibernate.Session> session)

HibernateQueryFactory

public HibernateQueryFactory(JPQLTemplates templates,
 Supplier<org.hibernate.Session> session)

Method Details

delete

public HibernateDeleteClause delete(EntityPath<?> path)

Description copied from interface: JPQLQueryFactory

Create a new DELETE clause

Specified by:

delete in interface JPQLQueryFactory

Parameters:

path - entity to delete from

Returns:

delete clause

select

public <T> HibernateQuery<T> select(Expression<T> expr)

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the given projection

Specified by:

select in interface JPQLQueryFactory

Parameters:

expr - projection

Returns:

select(expr)

select

public HibernateQuery<Tuple> select(Expression<?>... exprs)

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the given projection

Specified by:

select in interface JPQLQueryFactory

Parameters:

exprs - projection

Returns:

select(exprs)

selectDistinct

public <T> HibernateQuery<T> selectDistinct(Expression<T> expr)

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the given projection

Specified by:

selectDistinct in interface JPQLQueryFactory

Parameters:

expr - projection

Returns:

select(distinct expr)

selectDistinct

public HibernateQuery<Tuple> selectDistinct(Expression<?>... exprs)

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the given projection

Specified by:

selectDistinct in interface JPQLQueryFactory

Parameters:

exprs - projection

Returns:

select(distinct exprs)

selectOne

public HibernateQuery<Integer> selectOne()

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the projection one

Specified by:

selectOne in interface JPQLQueryFactory

Returns:

select(1)

selectZero

public HibernateQuery<Integer> selectZero()

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the projection zero

Specified by:

selectZero in interface JPQLQueryFactory

Returns:

select(0)

selectFrom

public <T> HibernateQuery<T> selectFrom(EntityPath<T> from)

Description copied from interface: JPQLQueryFactory

Create a new JPQLQuery instance with the given source and projection

Specified by:

selectFrom in interface JPQLQueryFactory

Parameters:

from - projection and source

Returns:

select(from).from(from)

from

public HibernateQuery<?> from(EntityPath<?> from)

Description copied from interface: JPQLQueryFactory

Create a new Query with the given source

Specified by:

from in interface JPQLQueryFactory

Parameters:

from - from

Returns:

from(from)

from

public HibernateQuery<?> from(EntityPath<?>... from)

Description copied from interface: JPQLQueryFactory

Create a new Query with the given source

Specified by:

from in interface JPQLQueryFactory

Parameters:

from - from

Returns:

from(from)

update

public HibernateUpdateClause update(EntityPath<?> path)

Description copied from interface: JPQLQueryFactory

Create a new UPDATE clause

Specified by:

update in interface JPQLQueryFactory

Parameters:

path - entity to update

Returns:

update clause

insert

public HibernateInsertClause insert(EntityPath<?> path)

Description copied from interface: JPQLQueryFactory

Create a new INSERT clause

Specified by:

insert in interface JPQLQueryFactory

Parameters:

path - entity to insert to

Returns:

insert clause

query

public HibernateQuery<?> query()

Specified by:

query in interface QueryFactory<JPQLQuery<?>>