org.apache.openjpa.persistence.criteria
Class FetchPathImpl<Z,X>

java.lang.Object
  extended by org.apache.openjpa.persistence.criteria.SelectionImpl<X>
      extended by org.apache.openjpa.persistence.criteria.ExpressionImpl<X>
          extended by org.apache.openjpa.persistence.criteria.PathImpl<Z,X>
              extended by org.apache.openjpa.persistence.criteria.FetchPathImpl<Z,X>
Type Parameters:
Z - type of parent
X - type of this
All Implemented Interfaces:
Expression<X>, Fetch<Z,X>, FetchParent<Z,X>, Path<X>, Selection<X>, TupleElement<X>, CriteriaExpression

 class FetchPathImpl<Z,X>
extends PathImpl<Z,X>
implements Fetch<Z,X>

Author:
Pinaki Poddar

Field Summary
protected  Set<Fetch<?,?>> _fetches
           
protected  JoinType joinType
           
 
Fields inherited from class org.apache.openjpa.persistence.criteria.PathImpl
_member, _parent
 
Constructor Summary
FetchPathImpl(FetchParent<?,Z> parent, Members.Member<? super Z,X> member)
           
FetchPathImpl(FetchParent<?,Z> parent, Members.Member<? super Z,X> member, JoinType type)
           
 
Method Summary
 StringBuilder asValue(AliasContext q)
          Get a string representation of this node as a value in the context of the given query.
<Y> Fetch<X,Y>
fetch(PluralAttribute<? super X,?,Y> assoc)
           
<Y> Fetch<X,Y>
fetch(PluralAttribute<? super X,?,Y> assoc, JoinType jt)
           
<Y> Fetch<X,Y>
fetch(SingularAttribute<? super X,Y> assoc)
           
<Y> Fetch<X,Y>
fetch(SingularAttribute<? super X,Y> assoc, JoinType jt)
           
<X,Y> Fetch<X,Y>
fetch(String assocName)
           
<X,Y> Fetch<X,Y>
fetch(String assocName, JoinType jt)
           
 Attribute<Z,X> getAttribute()
          Return the metamodel attribute corresponding to the fetch join.
 Set<Fetch<X,?>> getFetches()
           
 JoinType getJoinType()
           
 FetchParent<?,Z> getParent()
           
 
Methods inherited from class org.apache.openjpa.persistence.criteria.PathImpl
asVariable, get, get, get, get, getCorrelatedJoin, getCorrelatedPath, getCorrelatedRoot, getEmbeddedFieldMetaData, getInnermostMember, getInnermostParentPath, getMember, getModel, getParentPath, getType, inSubquery, isCorrelated, setCorrelatedPath, toValue, 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
 

Field Detail

_fetches

protected Set<Fetch<?,?>> _fetches

joinType

protected JoinType joinType
Constructor Detail

FetchPathImpl

FetchPathImpl(FetchParent<?,Z> parent,
              Members.Member<? super Z,X> member)

FetchPathImpl

FetchPathImpl(FetchParent<?,Z> parent,
              Members.Member<? super Z,X> member,
              JoinType type)
Method Detail

getJoinType

public JoinType getJoinType()
Specified by:
getJoinType in interface Fetch<Z,X>

getAttribute

public Attribute<Z,X> getAttribute()
Return the metamodel attribute corresponding to the fetch join.

Specified by:
getAttribute in interface Fetch<Z,X>
Returns:
metamodel attribute for the join

getParent

public FetchParent<?,Z> getParent()
Specified by:
getParent in interface Fetch<Z,X>

fetch

public <Y> Fetch<X,Y> fetch(SingularAttribute<? super X,Y> assoc)
Specified by:
fetch in interface FetchParent<Z,X>

fetch

public <Y> Fetch<X,Y> fetch(PluralAttribute<? super X,?,Y> assoc)
Specified by:
fetch in interface FetchParent<Z,X>

fetch

public <X,Y> Fetch<X,Y> fetch(String assocName)
Specified by:
fetch in interface FetchParent<Z,X>

fetch

public <Y> Fetch<X,Y> fetch(SingularAttribute<? super X,Y> assoc,
                            JoinType jt)
Specified by:
fetch in interface FetchParent<Z,X>

fetch

public <Y> Fetch<X,Y> fetch(PluralAttribute<? super X,?,Y> assoc,
                            JoinType jt)
Specified by:
fetch in interface FetchParent<Z,X>

fetch

public <X,Y> Fetch<X,Y> fetch(String assocName,
                              JoinType jt)
Specified by:
fetch in interface FetchParent<Z,X>

getFetches

public Set<Fetch<X,?>> getFetches()
Specified by:
getFetches in interface FetchParent<Z,X>

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,X>


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