/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2009 by Red Hat Inc and/or its affiliates or by
* third-party contributors as indicated by either @author tags or express
* copyright attribution statements applied by the authors. All
* third-party contributions are distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.ejb.criteria.predicate;
import java.io.Serializable;
import javax.persistence.criteria.Expression;
import org.hibernate.ejb.criteria.CriteriaBuilderImpl;
import org.hibernate.ejb.criteria.CriteriaQueryCompiler;
import org.hibernate.ejb.criteria.ParameterRegistry;
import org.hibernate.ejb.criteria.Renderable;
/**
* Models a <tt>BETWEEN</tt> {@link javax.persistence.criteria.Predicate}.
*
* @author Steve Ebersole
*/
public class BetweenPredicate<Y>
extends AbstractSimplePredicate
implements Serializable {
private final Expression<? extends Y> expression;
private final Expression<? extends Y> lowerBound;
private final Expression<? extends Y> upperBound;
public BetweenPredicate(
CriteriaBuilderImpl criteriaBuilder,
Expression<? extends Y> expression,
Y lowerBound,
Y upperBound) {
this(
criteriaBuilder,
expression,
criteriaBuilder.literal( lowerBound ),
criteriaBuilder.literal( upperBound )
);
}
public BetweenPredicate(
CriteriaBuilderImpl criteriaBuilder,
Expression<? extends Y> expression,
Expression<? extends Y> lowerBound,
Expression<? extends Y> upperBound) {
super( criteriaBuilder );
this.expression = expression;
this.lowerBound = lowerBound;
this.upperBound = upperBound;
}
public Expression<? extends Y> getExpression() {
return expression;
}
public Expression<? extends Y> getLowerBound() {
return lowerBound;
}
public Expression<? extends Y> getUpperBound() {
return upperBound;
}
public void registerParameters(ParameterRegistry registry) {
Helper.possibleParameter( getExpression(), registry );
Helper.possibleParameter( getLowerBound(), registry );
Helper.possibleParameter( getUpperBound(), registry );
}
public String render(CriteriaQueryCompiler.RenderingContext renderingContext) {
final String operator = isNegated() ? " not between " : " between ";
return ( (Renderable) getExpression() ).render( renderingContext )
+ operator
+ ( (Renderable) getLowerBound() ).render( renderingContext )
+ " and "
+ ( (Renderable) getUpperBound() ).render( renderingContext );
}
public String renderProjection(CriteriaQueryCompiler.RenderingContext renderingContext) {
return render( renderingContext );
}
}