org.apache.openjpa.persistence.criteria
Class Joins.MapKey<Z,K>

java.lang.Object
  org.apache.openjpa.persistence.criteria.SelectionImpl<X>
      org.apache.openjpa.persistence.criteria.ExpressionImpl<X>
          org.apache.openjpa.persistence.criteria.PathImpl<Z,K>
              org.apache.openjpa.persistence.criteria.Joins.MapKey<Z,K>

All Implemented Interfaces:

Expression<K>, Path<K>, Selection<K>, TupleElement<K>, CriteriaExpression

Enclosing class:

Joins

static class Joins.MapKey<Z,K>
extends PathImpl<Z,K>

Field Summary

Fields inherited from class org.apache.openjpa.persistence.criteria.PathImpl

_member, _parent

Constructor Summary

Joins.MapKey(Joins.Map<Z,K,?> joinMap)

Method Summary

StringBuilder	asValue(AliasContext q) Get a string representation of this node as a value in the context of the given query.
Type<?>	getType()
Value	toValue(ExpressionFactory factory, CriteriaQueryImpl<?> c) Convert this path to a join expression.

Methods inherited from class org.apache.openjpa.persistence.criteria.PathImpl

asVariable, get, get, get, get, getCorrelatedJoin, getCorrelatedPath, getCorrelatedRoot, getEmbeddedFieldMetaData, getInnermostMember, getInnermostParentPath, getMember, getModel, getParentPath, inSubquery, isCorrelated, setCorrelatedPath, traversePath, type

Methods inherited from class org.apache.openjpa.persistence.criteria.ExpressionImpl

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

Methods inherited from class org.apache.openjpa.persistence.criteria.SelectionImpl

acceptVisit, alias, asProjection, assertValidName, getAlias, getCompoundSelectionItems, getJavaType, isAliased, isAutoAliased, isCompoundSelection, setAutoAlias

Methods inherited from class java.lang.Object

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

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

Constructor Detail

Joins.MapKey

public Joins.MapKey(Joins.Map<Z,K,?> joinMap)

Method Detail

getType

public Type<?> getType()

Overrides:

getType in class PathImpl<Z,K>

toValue

public Value toValue(ExpressionFactory factory,
                     CriteriaQueryImpl<?> c)

Convert this path to a join expression.

Overrides:

toValue in class PathImpl<Z,K>

Parameters:

factory - creates the kernel expression

c - the query definition context of this expression

Returns:

an equivalent kernel value

asValue

public StringBuilder asValue(AliasContext q)

Description copied from interface: CriteriaExpression

Get a string representation of this node as a value in the context of the given query.

Specified by:

asValue in interface CriteriaExpression

Overrides:

asValue in class PathImpl<Z,K>