org.batoo.jpa.core.impl.criteria.expression

Class CollectionExpression<C extends Collection<E>,E>

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<C>

org.batoo.jpa.core.impl.criteria.expression.CollectionExpression<C,E>

Type Parameters:

C - the type of the collection

E - the type of the element

All Implemented Interfaces:

javax.persistence.criteria.Expression<C>, javax.persistence.criteria.Selection<C>, javax.persistence.TupleElement<C>

public class CollectionExpression<C extends Collection<E>,E>
extends AbstractExpression<C>

Since:

$version

Author:

hceylan

Constructor Summary

Constructors

Constructor and Description
CollectionExpression(ParentPath<?,?> parentPath, Mapping<?,Collection<E>,E> mapping)

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.
Mapping<?,Collection<E>,E>	getMapping() Returns the mapping of the CollectionExpression.
ParentPath<?,?>	getParentPath() Returns the parentPath of the CollectionExpression.
String[]	getSqlRestrictionFragments(BaseQueryImpl<?> query) Returns the SQL restriction fragments.
C	handle(QueryImpl<?> query, SessionImpl session, ResultSet row) Handles the row.
String	toString()

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, wait, wait, wait

Methods inherited from interface javax.persistence.criteria.Selection

alias, getCompoundSelectionItems, isCompoundSelection

Methods inherited from interface javax.persistence.TupleElement

getAlias, getJavaType

Constructor Detail

CollectionExpression

public CollectionExpression(ParentPath<?,?> parentPath,
                    Mapping<?,Collection<E>,E> mapping)

Parameters:

parentPath - the parent path

mapping - the mapping

Since:

$version

Method Detail

generateJpqlRestriction

public String generateJpqlRestriction(BaseQueryImpl<?> query)

Returns the JPQL where fragment.

Specified by:

generateJpqlRestriction in class AbstractExpression<C extends Collection<E>>

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<C extends Collection<E>>

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<C extends Collection<E>>

Parameters:

query - the query

selected - if the selection is selected

Returns:

the SQL select fragment

getMapping

public Mapping<?,Collection<E>,E> getMapping()

Returns the mapping of the CollectionExpression.

Returns:

the mapping of the CollectionExpression

Since:

$version

getParentPath

public ParentPath<?,?> getParentPath()

Returns the parentPath of the CollectionExpression.

Returns:

the parentPath of the CollectionExpression

Since:

$version

getSqlRestrictionFragments

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

Returns the SQL restriction fragments.

Specified by:

getSqlRestrictionFragments in class AbstractSelection<C extends Collection<E>>

Parameters:

query - the query

Returns:

the SQL restriction fragments

handle

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

Handles the row.

Specified by:

handle in class AbstractSelection<C extends Collection<E>>

Parameters:

query - the query

session - the session

row - the row

Returns:

the managed instance

Throws:

SQLException - thrown in case of an underlying SQL Error

toString

public String toString()

Overrides:

toString in class Object