Package com.querydsl.jpa

Class JPAQueryBase<T,Q extends JPAQueryBase<T,Q>>

java.lang.Object

com.querydsl.core.support.QueryBase<Q>

com.querydsl.core.support.FetchableQueryBase<T,Q>

com.querydsl.core.support.FetchableSubQueryBase<T,Q>

com.querydsl.jpa.JPAQueryBase<T,Q>

Type Parameters:

T - result type

Q - concrete subtype

All Implemented Interfaces:

Fetchable<T>, FetchableQuery<T,JPQLQuery<T>>, FilteredClause<JPQLQuery<T>>, Query<JPQLQuery<T>>, SimpleQuery<JPQLQuery<T>>, ExtendedSubQuery<T>, Expression<T>, SubQueryExpression<T>, JPQLQuery<T>, java.io.Serializable

Direct Known Subclasses:

AbstractHibernateQuery, AbstractJPAQuery

public abstract class JPAQueryBase<T,Q extends JPAQueryBase<T,Q>>
extends FetchableSubQueryBase<T,Q>
implements JPQLQuery<T>

JPAQueryBase is a base Query class for JPA queries

Author:

tiwe

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected JPAQueryMixin<Q>	queryMixin

Fields inherited from class com.querydsl.core.support.QueryBase

MDC_PARAMETERS, MDC_QUERY

Constructor Summary

Constructors

Constructor	Description
JPAQueryBase(QueryMetadata md, JPQLTemplates templates)

Method Summary

Modifier and Type	Method	Description
abstract Q	clone()
protected abstract JPQLSerializer	createSerializer()
Q	fetchJoin()	Add the "fetchJoin" flag to the last defined join
<P> Q	from(CollectionExpression<?,P> target, Path<P> alias)	Add a query source
Q	from(EntityPath<?> arg)
Q	from(EntityPath<?>... args)	Add sources to this query
protected JPQLTemplates	getTemplates()
<P> Q	innerJoin(CollectionExpression<?,P> target)	Create a inner join with the given target.
<P> Q	innerJoin(CollectionExpression<?,P> target, Path<P> alias)	Create a inner join with the given target and alias.
<P> Q	innerJoin(EntityPath<P> target)	Create a inner join with the given target.
<P> Q	innerJoin(EntityPath<P> target, Path<P> alias)	Create a inner join with the given target and alias.
<P> Q	innerJoin(MapExpression<?,P> target)	Create a inner join with the given target.
<P> Q	innerJoin(MapExpression<?,P> target, Path<P> alias)	Create a inner join with the given target and alias.
<P> Q	join(CollectionExpression<?,P> target)	Create a join with the given target.
<P> Q	join(CollectionExpression<?,P> target, Path<P> alias)	Create a join with the given target Use fetchJoin() to add the fetchJoin parameter to this join
<P> Q	join(EntityPath<P> target)	Create a join with the given target.
<P> Q	join(EntityPath<P> target, Path<P> alias)	Create a join with the given target and alias.
<P> Q	join(MapExpression<?,P> target)	Create a join with the given target.
<P> Q	join(MapExpression<?,P> target, Path<P> alias)	Create a join with the given target and alias.
<P> Q	leftJoin(CollectionExpression<?,P> target)	Create a left join with the given target.
<P> Q	leftJoin(CollectionExpression<?,P> target, Path<P> alias)	Create a left join with the given target and alias.
<P> Q	leftJoin(EntityPath<P> target)	Create a left join with the given target.
<P> Q	leftJoin(EntityPath<P> target, Path<P> alias)	Create a left join with the given target and alias.
<P> Q	leftJoin(MapExpression<?,P> target)	Create a left join with the given target.
<P> Q	leftJoin(MapExpression<?,P> target, Path<P> alias)	Create a left join with the given target and alias.
Q	on(Predicate condition)
Q	on(Predicate... conditions)	Add join conditions to the last added join
protected abstract void	reset()
<P> Q	rightJoin(CollectionExpression<?,P> target)	Create a right join with the given target.
<P> Q	rightJoin(CollectionExpression<?,P> target, Path<P> alias)	Create a right join with the given target and alias.
<P> Q	rightJoin(EntityPath<P> target)	Create a right join with the given target.
<P> Q	rightJoin(EntityPath<P> target, Path<P> alias)	Create a right join with the given target and alias.
<P> Q	rightJoin(MapExpression<?,P> target)	Create a right join with the given target.
<P> Q	rightJoin(MapExpression<?,P> target, Path<P> alias)	Create a right join with the given target and alias.
protected JPQLSerializer	serialize(boolean forCountRow)
protected JPQLSerializer	serialize(boolean forCountRow, boolean validate)
java.lang.String	toString()

Methods inherited from class com.querydsl.core.support.FetchableSubQueryBase

accept, contains, contains, eq, eq, exists, getMetadata, getType, goe, goe, gt, gt, hashCode, in, in, isNotNull, isNull, loe, loe, lt, lt, ne, ne, notExists

Methods inherited from class com.querydsl.core.support.FetchableQueryBase

equals, fetch, fetchFirst, transform, uniqueResult

Methods inherited from class com.querydsl.core.support.QueryBase

distinct, groupBy, groupBy, having, having, limit, offset, orderBy, orderBy, restrict, set, where, where

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.querydsl.core.types.Expression

accept, getType

Methods inherited from interface com.querydsl.core.support.ExtendedSubQuery

contains, contains, eq, eq, exists, goe, goe, gt, gt, in, in, isNotNull, isNull, loe, loe, lt, lt, ne, ne, notExists

Methods inherited from interface com.querydsl.core.Fetchable

fetch, fetchCount, fetchFirst, fetchOne, fetchResults, iterate, stream

Methods inherited from interface com.querydsl.core.FetchableQuery

transform

Methods inherited from interface com.querydsl.core.FilteredClause

where

Methods inherited from interface com.querydsl.jpa.JPQLQuery

select, select

Methods inherited from interface com.querydsl.core.Query

groupBy, having

Methods inherited from interface com.querydsl.core.SimpleQuery

distinct, limit, offset, orderBy, restrict, set

Methods inherited from interface com.querydsl.core.types.SubQueryExpression

getMetadata

Field Detail

queryMixin

protected final JPAQueryMixin<Q extends JPAQueryBase<T,Q>> queryMixin

Constructor Detail

JPAQueryBase

public JPAQueryBase(QueryMetadata md,
                    JPQLTemplates templates)

Method Detail

getTemplates

protected JPQLTemplates getTemplates()

createSerializer

protected abstract JPQLSerializer createSerializer()

serialize

protected JPQLSerializer serialize(boolean forCountRow)

serialize

protected JPQLSerializer serialize(boolean forCountRow,
                                   boolean validate)

reset

protected abstract void reset()

fetchJoin

public Q fetchJoin()

Description copied from interface: JPQLQuery

Add the "fetchJoin" flag to the last defined join

Mind that collection joins might result in duplicate rows and that "inner join fetchJoin" will restrict your result set.

Specified by:

fetchJoin in interface JPQLQuery<T>

Returns:

the current object

from

public Q from(EntityPath<?> arg)

from

public Q from(EntityPath<?>... args)

Description copied from interface: JPQLQuery

Add sources to this query

Specified by:

from in interface JPQLQuery<T>

Parameters:

args - sources

Returns:

the current object

from

public <P> Q from(CollectionExpression<?,P> target,
                  Path<P> alias)

Description copied from interface: JPQLQuery

Add a query source

Specified by:

from in interface JPQLQuery<T>

Parameters:

target - collection

alias - alias

Returns:

the current object

innerJoin

public <P> Q innerJoin(CollectionExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a inner join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

innerJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

innerJoin

public <P> Q innerJoin(CollectionExpression<?,P> target,
                       Path<P> alias)

Description copied from interface: JPQLQuery

Create a inner join with the given target and alias.

Specified by:

innerJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

innerJoin

public <P> Q innerJoin(EntityPath<P> target)

Description copied from interface: JPQLQuery

Create a inner join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

innerJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

innerJoin

public <P> Q innerJoin(EntityPath<P> target,
                       Path<P> alias)

Description copied from interface: JPQLQuery

Create a inner join with the given target and alias.

Specified by:

innerJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

innerJoin

public <P> Q innerJoin(MapExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a inner join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

innerJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

innerJoin

public <P> Q innerJoin(MapExpression<?,P> target,
                       Path<P> alias)

Description copied from interface: JPQLQuery

Create a inner join with the given target and alias.

Specified by:

innerJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

join

public <P> Q join(CollectionExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

join in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

join

public <P> Q join(CollectionExpression<?,P> target,
                  Path<P> alias)

Description copied from interface: JPQLQuery

Create a join with the given target Use fetchJoin() to add the fetchJoin parameter to this join

Specified by:

join in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

join

public <P> Q join(EntityPath<P> target)

Description copied from interface: JPQLQuery

Create a join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

join in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

join

public <P> Q join(EntityPath<P> target,
                  Path<P> alias)

Description copied from interface: JPQLQuery

Create a join with the given target and alias.

Specified by:

join in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

join

public <P> Q join(MapExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

join in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

join

public <P> Q join(MapExpression<?,P> target,
                  Path<P> alias)

Description copied from interface: JPQLQuery

Create a join with the given target and alias.

Specified by:

join in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

leftJoin

public <P> Q leftJoin(CollectionExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a left join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

leftJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

leftJoin

public <P> Q leftJoin(CollectionExpression<?,P> target,
                      Path<P> alias)

Description copied from interface: JPQLQuery

Create a left join with the given target and alias.

Specified by:

leftJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

leftJoin

public <P> Q leftJoin(EntityPath<P> target)

Description copied from interface: JPQLQuery

Create a left join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

leftJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

leftJoin

public <P> Q leftJoin(EntityPath<P> target,
                      Path<P> alias)

Description copied from interface: JPQLQuery

Create a left join with the given target and alias.

Specified by:

leftJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

leftJoin

public <P> Q leftJoin(MapExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a left join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

leftJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

leftJoin

public <P> Q leftJoin(MapExpression<?,P> target,
                      Path<P> alias)

Description copied from interface: JPQLQuery

Create a left join with the given target and alias.

Specified by:

leftJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

rightJoin

public <P> Q rightJoin(CollectionExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a right join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

rightJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

rightJoin

public <P> Q rightJoin(CollectionExpression<?,P> target,
                       Path<P> alias)

Description copied from interface: JPQLQuery

Create a right join with the given target and alias.

Specified by:

rightJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

rightJoin

public <P> Q rightJoin(EntityPath<P> target)

Description copied from interface: JPQLQuery

Create a right join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

rightJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

rightJoin

public <P> Q rightJoin(EntityPath<P> target,
                       Path<P> alias)

Description copied from interface: JPQLQuery

Create a right join with the given target and alias.

Specified by:

rightJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

rightJoin

public <P> Q rightJoin(MapExpression<?,P> target)

Description copied from interface: JPQLQuery

Create a right join with the given target. Use fetchJoin() to add the fetchJoin parameter to this join.

Specified by:

rightJoin in interface JPQLQuery<T>

Parameters:

target - target

Returns:

the current object

rightJoin

public <P> Q rightJoin(MapExpression<?,P> target,
                       Path<P> alias)

Description copied from interface: JPQLQuery

Create a right join with the given target and alias.

Specified by:

rightJoin in interface JPQLQuery<T>

Parameters:

target - target

alias - alias

Returns:

the current object

on

public Q on(Predicate condition)

on

public Q on(Predicate... conditions)

Description copied from interface: JPQLQuery

Add join conditions to the last added join

Specified by:

on in interface JPQLQuery<T>

Parameters:

conditions - join conditions

Returns:

the current object

toString

public java.lang.String toString()

Overrides:

toString in class QueryBase<Q extends JPAQueryBase<T,Q>>

clone

public abstract Q clone()

Overrides:

clone in class java.lang.Object