org.batoo.jpa.core.impl.criteria.path

Class MapKeyPath<Z,X>

java.lang.Object

org.batoo.jpa.core.impl.criteria.TupleElementImpl<X>

org.batoo.jpa.core.impl.criteria.AbstractSelection<T>

org.batoo.jpa.core.impl.criteria.expression.AbstractExpression<X>

org.batoo.jpa.core.impl.criteria.path.AbstractPath<X>

org.batoo.jpa.core.impl.criteria.path.ParentPath<Z,X>

org.batoo.jpa.core.impl.criteria.path.MapKeyPath<Z,X>

Type Parameters:

Z - the type of the parent path

X - the type of the key

All Implemented Interfaces:

javax.persistence.criteria.Expression<X>, javax.persistence.criteria.Path<X>, javax.persistence.criteria.Selection<X>, javax.persistence.TupleElement<X>

public class MapKeyPath<Z,X>
extends ParentPath<Z,X>

Path for Map join keys.

Since:

2.0.0

Author:

hceylan

Constructor Summary

Constructors

Constructor and Description
MapKeyPath(MapJoinImpl<Z,X,?> mapJoin, Class<X> javaType)

Method Summary

Methods

Modifier and Type	Method and Description
String	generateJpqlRestriction(BaseQueryImpl<?> query) Returns the JPQL where fragment.
String	generateJpqlSelect(AbstractCriteriaQueryImpl<?> query, boolean selected) Returns the JPQL select fragment.
String	generateSqlSelect(AbstractCriteriaQueryImpl<?> query, boolean selected) Returns the SQL select fragment.
FetchParentImpl<?,X>	getFetchRoot() Returns the fetch root of the path.
protected <C,Y> AbstractMapping<? super X,C,Y>	getMapping(String name) Returns the child mapping for the name.
MapAttributeImpl<?,?,X>	getModel()
String[]	getSqlRestrictionFragments(BaseQueryImpl<?> query) Returns the SQL restriction fragments.
X	handle(QueryImpl<?> query, SessionImpl session, ResultSet row) Handles the row.
javax.persistence.criteria.Expression<Class<? extends X>>	type()

Methods inherited from class org.batoo.jpa.core.impl.criteria.path.ParentPath

get, get, get, get, getColumnAlias, getExpression

Methods inherited from class org.batoo.jpa.core.impl.criteria.path.AbstractPath

cannotDereference, getParentPath, getRootPath

Methods inherited from class org.batoo.jpa.core.impl.criteria.expression.AbstractExpression

as, getConverter, in, in, in, in, isNotNull, isNull, setConverter

Methods inherited from class org.batoo.jpa.core.impl.criteria.AbstractSelection

alias, getAlias, getCompoundSelectionItems, isCompoundSelection, isEntityList

Methods inherited from class org.batoo.jpa.core.impl.criteria.TupleElementImpl

getJavaType

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.Path

getParentPath

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

MapKeyPath

public MapKeyPath(MapJoinImpl<Z,X,?> mapJoin,
          Class<X> javaType)

Parameters:

mapJoin - the map parent

javaType - the java type of the key

Since:

2.0.0

Method Detail

generateJpqlRestriction

public String generateJpqlRestriction(BaseQueryImpl<?> query)

Returns the JPQL where fragment.

Specified by:

generateJpqlRestriction in class AbstractExpression<X>

Parameters:

query - the query

Returns:

the JPQL where fragment

generateJpqlSelect

public String generateJpqlSelect(AbstractCriteriaQueryImpl<?> query,
                        boolean selected)

Returns the JPQL select fragment.

Specified by:

generateJpqlSelect in class AbstractSelection<X>

Parameters:

query - the criteria query

selected - if the selection is selected

Returns:

the JPQL select fragment

generateSqlSelect

public String generateSqlSelect(AbstractCriteriaQueryImpl<?> query,
                       boolean selected)

Returns the SQL select fragment.

Specified by:

generateSqlSelect in class AbstractSelection<X>

Parameters:

query - the query

selected - if the selection is selected

Returns:

the SQL select fragment

getFetchRoot

public FetchParentImpl<?,X> getFetchRoot()

Returns the fetch root of the path.

Specified by:

getFetchRoot in class ParentPath<Z,X>

Returns:

the fetch root

getMapping

protected <C,Y> AbstractMapping<? super X,C,Y> getMapping(String name)

Returns the child mapping for the name.

Specified by:

getMapping in class ParentPath<Z,X>

Type Parameters:

C - the collection type of the child mapping

Y - the type of the child mapping

Parameters:

name - the name of the child mapping

Returns:

the child mapping

getModel

public MapAttributeImpl<?,?,X> getModel()

getSqlRestrictionFragments

public String[] getSqlRestrictionFragments(BaseQueryImpl<?> query)

Returns the SQL restriction fragments.

Specified by:

getSqlRestrictionFragments in class AbstractSelection<X>

Parameters:

query - the query

Returns:

the SQL restriction fragments

handle

public X handle(QueryImpl<?> query,
       SessionImpl session,
       ResultSet row)
         throws SQLException

Handles the row.

Specified by:

handle in class AbstractSelection<X>

Parameters:

query - the query

session - the session

row - the row

Returns:

the managed instance

Throws:

SQLException - thrown in case of an underlying SQL Error

type

public javax.persistence.criteria.Expression<Class<? extends X>> type()