org.hibernate.criterion.NotExpression Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* 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
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*
*/
package org.hibernate.criterion;
import org.hibernate.Criteria;
import org.hibernate.HibernateException;
import org.hibernate.engine.spi.TypedValue;
/**
* A criterion that is a wrapper for another, negating the wrapped one.
*
* @author Gavin King
*/
public class NotExpression implements Criterion {
private Criterion criterion;
/**
* Constructs a NotExpression
*
* @param criterion The expression to wrap and negate
*
* @see Restrictions#not
*/
protected NotExpression(Criterion criterion) {
this.criterion = criterion;
}
@Override
public String toSqlString(Criteria criteria, CriteriaQuery criteriaQuery) throws HibernateException {
return criteriaQuery.getFactory().getDialect().getNotExpression(
criterion.toSqlString( criteria, criteriaQuery )
);
}
@Override
public TypedValue[] getTypedValues(Criteria criteria, CriteriaQuery criteriaQuery) throws HibernateException {
return criterion.getTypedValues( criteria, criteriaQuery );
}
@Override
public String toString() {
return "not " + criterion.toString();
}
}