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/*******************************************************************************
* Copyright (c) 2006, 2013 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation
*
******************************************************************************/
package org.eclipse.persistence.jpa.jpql.parser;
/**
* This {@link ExpressionVisitor} traverses up the hierarchy. It is up to the subclass to complete
* the behavior.
*
* @version 2.4
* @since 2.3
* @author Pascal Filion
*/
public abstract class AbstractTraverseParentVisitor extends AnonymousExpressionVisitor {
/**
* {@inheritDoc}
*/
@Override
protected void visit(Expression expression) {
expression.getParent().accept(this);
}
/**
* {@inheritDoc}
*/
@Override
public void visit(JPQLExpression expression) {
// This is the root of the parsed tree
}
}