- Type Parameters:
Z
- the source type of the joinK
- the type of the target Map keyV
- the type of the target Map value
- All Superinterfaces:
Expression<V>
,FetchParent<Z,
,V> From<Z,
,V> Join<Z,
,V> Path<V>
,PluralJoin<Z,
,Map<K, V>, V> Selection<V>
,TupleElement<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 Map
.- Since:
- 2.0
-
Method Summary
Modifier and TypeMethodDescriptionentry()
Create an expression that corresponds to the map entry.MapAttribute
<? super Z, K, V> getModel()
Return the metamodel representation for the map attribute.key()
Create a path expression that corresponds to the map key.on
(Expression<Boolean> restriction) Modify the join to restrict the result according to the specified ON condition and return the join object.Modify the join to restrict the result according to the specified ON condition and return the join object.value()
Create a path expression that corresponds to the map value.Methods inherited from interface jakarta.persistence.criteria.Expression
as, cast, equalTo, equalTo, in, in, in, in, isNotNull, isNull, notEqualTo, notEqualTo
Methods inherited from interface jakarta.persistence.criteria.FetchParent
fetch, fetch, fetch, fetch, fetch, fetch, getFetches
Methods inherited from interface jakarta.persistence.criteria.From
getCorrelationParent, getJoins, isCorrelated, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, join, joinCollection, joinCollection, joinList, joinList, joinMap, joinMap, joinSet, joinSet
Methods inherited from interface jakarta.persistence.criteria.Join
getAttribute, getJoinType, getOn, getParent
Methods inherited from interface jakarta.persistence.criteria.Path
get, get, get, get, getParentPath, type
Methods inherited from interface jakarta.persistence.criteria.Selection
alias, getCompoundSelectionItems, isCompoundSelection
Methods inherited from interface jakarta.persistence.TupleElement
getAlias, getJavaType
-
Method Details
-
on
Modify the join to restrict the result according to the specified ON condition and return the join object. Replaces the previous ON condition, if any. -
on
Modify the join to restrict the result according to the specified ON condition and return the join object. Replaces the previous ON condition, if any. -
getModel
MapAttribute<? super Z,K, getModel()V> Return the metamodel representation for the map attribute. -
key
Create a path expression that corresponds to the map key.- Returns:
- path corresponding to map key
-
value
Create a path expression that corresponds to the map value. This method is for stylistic use only: it just returns this.- Returns:
- path corresponding to the map value
-
entry
Expression<Map.Entry<K,V>> entry()Create an expression that corresponds to the map entry.- Returns:
- expression corresponding to the map entry
-