/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008-2011, Red Hat Inc. 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 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.hql.internal.ast.tree;
import org.hibernate.type.StandardBasicTypes;
import org.hibernate.type.Type;
/**
* Represents a unary operator node.
*
* @author Steve Ebersole
*/
public class UnaryLogicOperatorNode extends HqlSqlWalkerNode implements UnaryOperatorNode {
public Node getOperand() {
return ( Node ) getFirstChild();
}
public void initialize() {
// nothing to do; even if the operand is a parameter, no way we could
// infer an appropriate expected type here
}
public Type getDataType() {
// logic operators by definition resolve to booleans
return StandardBasicTypes.BOOLEAN;
}
}