org.eclipse.persistence.internal.jpa.querydef

Class CriteriaDeleteImpl<T>

java.lang.Object

org.eclipse.persistence.internal.jpa.querydef.CommonAbstractCriteriaImpl<T>

org.eclipse.persistence.internal.jpa.querydef.CriteriaDeleteImpl<T>

All Implemented Interfaces:

java.io.Serializable

public class CriteriaDeleteImpl<T>
extends CommonAbstractCriteriaImpl<T>

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

Description: This is the container class for the components that define a Delete Query.

Since:

EclipseLink 2.5

Author:

Chris Delahunt

See Also:

CriteriaDelete, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected <any>	root

Fields inherited from class org.eclipse.persistence.internal.jpa.querydef.CommonAbstractCriteriaImpl

metamodel, parameters, queryBuilder, queryType, where

Constructor Summary

Constructors

Constructor and Description
CriteriaDeleteImpl(Metamodel metamodel, CriteriaBuilderImpl queryBuilder, java.lang.Class<T> resultType)

Method Summary

Modifier and Type	Method and Description
<any>	from(<any> entity)
<any>	from(java.lang.Class<T> entityClass)
protected org.eclipse.persistence.expressions.Expression	getBaseExpression()
protected DatabaseQuery	getDatabaseQuery()
<any>	getRoot()
protected void	integrateRoot(RootImpl root) Used to use a root from a different query.
<any>	where(<any> restriction) Modify the query to restrict the query results according to the conjunction of the specified restriction predicates.
<any>	where(Predicate... restrictions) Modify the query to restrict the query results according to the conjunction of the specified restriction predicates.

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

addParameter, findRootAndParameters, getParameters, getRestriction, getResultType, internalFrom, internalFrom, subquery, translate

Methods inherited from class java.lang.Object

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

Field Detail

root

protected <any> root

Constructor Detail

CriteriaDeleteImpl

public CriteriaDeleteImpl(Metamodel metamodel,
                          CriteriaBuilderImpl queryBuilder,
                          java.lang.Class<T> resultType)

Method Detail

from

public <any> from(java.lang.Class<T> entityClass)

from

public <any> from(<any> entity)

getRoot

public <any> getRoot()

where

public <any> where(<any> restriction)

Description copied from class: CommonAbstractCriteriaImpl

Modify the query to restrict the query results according to the conjunction of the specified restriction predicates. Replaces the previously added restriction(s), if any. If no restrictions are specified, any previously added restrictions are simply removed.

Overrides:

where in class CommonAbstractCriteriaImpl<T>

Parameters:

restriction - zero or more restriction predicates

Returns:

the modified query

where

public <any> where(Predicate... restrictions)

Description copied from class: CommonAbstractCriteriaImpl

Modify the query to restrict the query results according to the conjunction of the specified restriction predicates. Replaces the previously added restriction(s), if any. If no restrictions are specified, any previously added restrictions are simply removed.

Overrides:

where in class CommonAbstractCriteriaImpl<T>

Parameters:

restrictions - zero or more restriction predicates

Returns:

the modified query

integrateRoot

protected void integrateRoot(RootImpl root)

Description copied from class: CommonAbstractCriteriaImpl

Used to use a root from a different query.

Specified by:

integrateRoot in class CommonAbstractCriteriaImpl<T>

getBaseExpression

protected org.eclipse.persistence.expressions.Expression getBaseExpression()

Specified by:

getBaseExpression in class CommonAbstractCriteriaImpl<T>

getDatabaseQuery

protected DatabaseQuery getDatabaseQuery()

Specified by:

getDatabaseQuery in class CommonAbstractCriteriaImpl<T>