org.eclipse.persistence.internal.jpa.querydef

Class MapJoinImpl<Z,K,V>

java.lang.Object

org.eclipse.persistence.internal.jpa.querydef.SelectionImpl<X>

org.eclipse.persistence.internal.jpa.querydef.ExpressionImpl<X>

org.eclipse.persistence.internal.jpa.querydef.PathImpl<X>

org.eclipse.persistence.internal.jpa.querydef.FromImpl<Z,X>

org.eclipse.persistence.internal.jpa.querydef.JoinImpl<Z,V>

org.eclipse.persistence.internal.jpa.querydef.MapJoinImpl<Z,K,V>

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, javax.persistence.criteria.Expression<V>, javax.persistence.criteria.Fetch<Z,V>, javax.persistence.criteria.FetchParent<Z,V>, javax.persistence.criteria.From<Z,V>, javax.persistence.criteria.Join<Z,V>, javax.persistence.criteria.MapJoin<Z,K,V>, javax.persistence.criteria.Path<V>, javax.persistence.criteria.PluralJoin<Z,java.util.Map<K,V>,V>, javax.persistence.criteria.Selection<V>, javax.persistence.TupleElement<V>, InternalExpression, InternalSelection

Direct Known Subclasses:

BasicMapJoinImpl

public class MapJoinImpl<Z,K,V>
extends JoinImpl<Z,V>
implements javax.persistence.criteria.MapJoin<Z,K,V>

Purpose: Contains the implementation of the Join interface of the JPA criteria API.

Description: This class represents a join of an attribute from a "From"element.

Since:

EclipseLink 1.2

Author:

gyorke

See Also:

MapJoin, Serialized Form

Constructor Summary

Constructors

Constructor and Description
MapJoinImpl(javax.persistence.criteria.Path<Z> parentPath, javax.persistence.metamodel.ManagedType managedType, javax.persistence.metamodel.Metamodel metamodel, java.lang.Class<V> javaClass, Expression expressionNode, javax.persistence.metamodel.Bindable<T> modelArtifact)
MapJoinImpl(javax.persistence.criteria.Path<Z> parentPath, javax.persistence.metamodel.ManagedType managedType, javax.persistence.metamodel.Metamodel metamodel, java.lang.Class<V> javaClass, Expression expressionNode, javax.persistence.metamodel.Bindable<T> modelArtifact, javax.persistence.criteria.JoinType joinType)
MapJoinImpl(javax.persistence.criteria.Path<Z> parentPath, javax.persistence.metamodel.ManagedType managedType, javax.persistence.metamodel.Metamodel metamodel, java.lang.Class<V> javaClass, Expression expressionNode, javax.persistence.metamodel.Bindable<T> modelArtifact, javax.persistence.criteria.JoinType joinType, FromImpl correlatedParent)

Method Summary

Modifier and Type	Method and Description
javax.persistence.criteria.Expression<java.util.Map.Entry<K,V>>	entry()
javax.persistence.metamodel.MapAttribute<? super Z,K,V>	getModel() Return the metamodel representation for the collection.
javax.persistence.criteria.Join<java.util.Map<K,V>,K>	joinKey()
javax.persistence.criteria.Join<java.util.Map<K,V>,K>	joinKey(javax.persistence.criteria.JoinType jt)
javax.persistence.criteria.Path<K>	key()
MapJoinImpl<Z,K,V>	on(javax.persistence.criteria.Expression<java.lang.Boolean> restriction)
MapJoinImpl<Z,K,V>	on(javax.persistence.criteria.Predicate... restrictions)
javax.persistence.criteria.Path<V>	value()

Methods inherited from class org.eclipse.persistence.internal.jpa.querydef.JoinImpl

getAttribute, getJoinType, getOn, getParent

Methods inherited from class org.eclipse.persistence.internal.jpa.querydef.FromImpl

fetch, fetch, fetch, fetch, fetch, fetch, findJoinFetches, findJoins, get, get, get, get, getCorrelationParent, getFetches, getJoins, isCorrelated, isFrom, join, join, join, join, join, join, join, join, join, join, join, join, joinCollection, joinCollection, joinList, joinList, joinMap, joinMap, joinSet, joinSet, type

Methods inherited from class org.eclipse.persistence.internal.jpa.querydef.PathImpl

findRootAndParameters, getParentPath

Methods inherited from class org.eclipse.persistence.internal.jpa.querydef.ExpressionImpl

as, in, in, in, in, isCompoundExpression, isExpression, isJunction, isLiteral, isNotNull, isNull, isParameter, isPredicate, isSubquery

Methods inherited from class org.eclipse.persistence.internal.jpa.querydef.SelectionImpl

alias, getAlias, getCompoundSelectionItems, getCurrentNode, getJavaType, isCompoundSelection, isConstructor, isRoot

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.persistence.criteria.Join

getAttribute, getJoinType, getOn, getParent

Methods inherited from interface javax.persistence.criteria.From

getCorrelationParent, getJoins, isCorrelated, join, join, join, join, join, join, join, join, join, join, join, join, joinCollection, joinCollection, joinList, joinList, joinMap, joinMap, joinSet, joinSet

Methods inherited from interface javax.persistence.criteria.Path

get, get, get, get, getParentPath, type

Methods inherited from interface javax.persistence.criteria.Expression

as, in, in, in, in, isNotNull, isNull

Methods inherited from interface javax.persistence.criteria.Selection

alias, getCompoundSelectionItems, isCompoundSelection

Methods inherited from interface javax.persistence.TupleElement

getAlias, getJavaType

Methods inherited from interface javax.persistence.criteria.FetchParent

fetch, fetch, fetch, fetch, fetch, fetch, getFetches

Constructor Detail

MapJoinImpl

public MapJoinImpl(javax.persistence.criteria.Path<Z> parentPath,
                   javax.persistence.metamodel.ManagedType managedType,
                   javax.persistence.metamodel.Metamodel metamodel,
                   java.lang.Class<V> javaClass,
                   Expression expressionNode,
                   javax.persistence.metamodel.Bindable<T> modelArtifact)

MapJoinImpl

public MapJoinImpl(javax.persistence.criteria.Path<Z> parentPath,
                   javax.persistence.metamodel.ManagedType managedType,
                   javax.persistence.metamodel.Metamodel metamodel,
                   java.lang.Class<V> javaClass,
                   Expression expressionNode,
                   javax.persistence.metamodel.Bindable<T> modelArtifact,
                   javax.persistence.criteria.JoinType joinType)

MapJoinImpl

public MapJoinImpl(javax.persistence.criteria.Path<Z> parentPath,
                   javax.persistence.metamodel.ManagedType managedType,
                   javax.persistence.metamodel.Metamodel metamodel,
                   java.lang.Class<V> javaClass,
                   Expression expressionNode,
                   javax.persistence.metamodel.Bindable<T> modelArtifact,
                   javax.persistence.criteria.JoinType joinType,
                   FromImpl correlatedParent)

Method Detail

getModel

public javax.persistence.metamodel.MapAttribute<? super Z,K,V> getModel()

Return the metamodel representation for the collection.

Specified by:

getModel in interface javax.persistence.criteria.MapJoin<Z,K,V>

Specified by:

getModel in interface javax.persistence.criteria.Path<V>

Specified by:

getModel in interface javax.persistence.criteria.PluralJoin<Z,java.util.Map<K,V>,V>

Overrides:

getModel in class PathImpl<V>

Returns:

metamodel type representing the Collection that is the target of the join

entry

public javax.persistence.criteria.Expression<java.util.Map.Entry<K,V>> entry()

Specified by:

entry in interface javax.persistence.criteria.MapJoin<Z,K,V>

joinKey

public javax.persistence.criteria.Join<java.util.Map<K,V>,K> joinKey()

joinKey

public javax.persistence.criteria.Join<java.util.Map<K,V>,K> joinKey(javax.persistence.criteria.JoinType jt)

key

public javax.persistence.criteria.Path<K> key()

Specified by:

key in interface javax.persistence.criteria.MapJoin<Z,K,V>

value

public javax.persistence.criteria.Path<V> value()

Specified by:

value in interface javax.persistence.criteria.MapJoin<Z,K,V>

on

public MapJoinImpl<Z,K,V> on(javax.persistence.criteria.Expression<java.lang.Boolean> restriction)

Specified by:

on in interface javax.persistence.criteria.Join<Z,V>

Specified by:

on in interface javax.persistence.criteria.MapJoin<Z,K,V>

Overrides:

on in class JoinImpl<Z,V>

on

public MapJoinImpl<Z,K,V> on(javax.persistence.criteria.Predicate... restrictions)

Specified by:

on in interface javax.persistence.criteria.Join<Z,V>

Specified by:

on in interface javax.persistence.criteria.MapJoin<Z,K,V>

Overrides:

on in class JoinImpl<Z,V>