/*
* (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public License
* (LGPL) version 2.1 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
*
* This library 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.
*
* Contributors:
* Nuxeo - initial API and implementation
*
* $Id$
*/
package org.nuxeo.ecm.core.query.sql.model;
/**
* @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
*
*/
public class HavingClause extends Clause {
private static final long serialVersionUID = 3686852512501042627L;
public final Predicate predicate;
public HavingClause() {
this(null);
}
public HavingClause(Predicate predicate) {
super("HAVING");
this.predicate = predicate;
}
@Override
public void accept(IVisitor visitor) {
visitor.visitHavingClause(this);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof HavingClause) {
if (predicate != null) {
return predicate.equals(((HavingClause) obj).predicate);
}
}
return false;
}
@Override
public int hashCode() {
if (predicate == null) {
return 0;
}
return predicate.hashCode();
}
}