/*******************************************************************************
* Copyright (c) 2011, 2015 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.tools.model.query;
/**
* This {@link StateObjectVisitor} traverses the entire hierarchy of the JPQL parsed tree by going
* down into each of the children of any given {@link StateObject}. It is up to the subclass to
* complete the behavior.
*
* @version 2.4
* @since 2.4
* @author Pascal Filion
*/
public abstract class AbstractEclipseLinkTraverseChildrenVisitor extends AnonynousEclipseLinkStateObjectVisitor {
/**
* {@inheritDoc}
*/
@Override
protected final void visit(StateObject stateObject) {
for (StateObject child : stateObject.children()) {
child.accept(this);
}
if (stateObject.isDecorated()) {
stateObject.getDecorator().accept(this);
}
}
}