/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package javax.persistence.criteria;
import java.util.List;
import java.util.Set;
/**
* criteria subquery.
*
* @since JPA 2.0
*/
public interface Subquery<T> extends AbstractQuery<T>, Expression<T> {
public Subquery<T> select(Expression<T> expression);
public Subquery<T> where(Expression<Boolean> restriction);
public Subquery<T> where(Predicate... restrictions);
public Subquery<T> groupBy(Expression<?>... grouping);
public Subquery<T> groupBy(List<Expression<?>> grouping);
public Subquery<T> having(Expression<Boolean> having);
public Subquery<T> having(Predicate... restrictions);
public Subquery<T> distinct(boolean distinct);
public <Y> Root<Y> correlate(Root<Y> parentRoot);
public <X,Y> Join<X,Y> correlate(Join<X,Y> parentJoin);
public <X,Y> CollectionJoin<X,Y> correlate(CollectionJoin<X,Y> parentCollection);
public <X,Y> SetJoin<X,Y> correlate(SetJoin<X,Y> parentSet);
public <X,Y> ListJoin<X,Y> correlate(ListJoin<X,Y> parentList);
public <X,K,V> MapJoin<X,K,V> correlate(MapJoin<X,K,V> parentMap);
public AbstractQuery<?> getParent();
public Expression<T> getSelection();
public Set<Join<?,?>> getCorrelatedJoins();
}