Uses of Interface
javax.persistence.criteria.Join

Packages that use Join

Package	Description
javax.persistence.criteria	Java Persistence Criteria API

Uses of Join in javax.persistence.criteria

Subinterfaces of Join in javax.persistence.criteria

Modifier and Type	Interface and Description
interface	CollectionJoin<Z,E> The CollectionJoin interface is the type of the result of joining to a collection over an association or element collection that has been specified as a java.util.Collection.
interface	ListJoin<Z,E> The ListJoin interface is the type of the result of joining to a collection over an association or element collection that has been specified as a java.util.List.
interface	MapJoin<Z,K,V> The MapJoin interface is the type of the result of joining to a collection over an association or element collection that has been specified as a java.util.Map.
interface	PluralJoin<Z,C,E> The PluralJoin interface defines functionality that is common to joins to all collection types.
interface	SetJoin<Z,E> The SetJoin interface is the type of the result of joining to a collection over an association or element collection that has been specified as a java.util.Set.

Methods in javax.persistence.criteria that return Join

Modifier and Type	Method and Description
<X,Y> Join<X,Y>	Subquery.correlate(Join<X,Y> parentJoin) Create a subquery join object correlated to a join object of the enclosing query.
<Y> Join<X,Y>	From.join(SingularAttribute<? super X,Y> attribute) Create an inner join to the specified single-valued attribute.
<Y> Join<X,Y>	From.join(SingularAttribute<? super X,Y> attribute, JoinType jt) Create a join to the specified single-valued attribute using the given join type.
<X,Y> Join<X,Y>	From.join(String attributeName) Create an inner join to the specified attribute.
<X,Y> Join<X,Y>	From.join(String attributeName, JoinType jt) Create a join to the specified attribute using the given join type.
Join<Z,X>	Join.on(Expression<Boolean> restriction) Modify the join to restrict the result according to the specified ON condition and return the join object.
Join<Z,X>	Join.on(Predicate... restrictions) Modify the join to restrict the result according to the specified ON condition and return the join object.
<X,T,V extends T> Join<X,V>	CriteriaBuilder.treat(Join<X,T> join, Class<V> type) Downcast Join object to the specified type.

Methods in javax.persistence.criteria that return types with arguments of type Join

Modifier and Type	Method and Description
Set<Join<?,?>>	Subquery.getCorrelatedJoins() Return the correlated joins of the subquery.
Set<Join<X,?>>	From.getJoins() Return the joins that have been made from this bound type.

Methods in javax.persistence.criteria with parameters of type Join

Modifier and Type	Method and Description
<X,Y> Join<X,Y>	Subquery.correlate(Join<X,Y> parentJoin) Create a subquery join object correlated to a join object of the enclosing query.
<X,T,V extends T> Join<X,V>	CriteriaBuilder.treat(Join<X,T> join, Class<V> type) Downcast Join object to the specified type.