ModelVisitor.java

/**
 * eAdventure (formerly <e-Adventure> and <e-Game>) is a research project of the
 *    <e-UCM> research group.
 *
 *    Copyright 2005-2010 <e-UCM> research group.
 *
 *    You can access a list of all the contributors to eAdventure at:
 *          http://e-adventure.e-ucm.es/contributors
 *
 *    <e-UCM> is a research group of the Department of Software Engineering
 *          and Artificial Intelligence at the Complutense University of Madrid
 *          (School of Computer Science).
 *
 *          C Profesor Jose Garcia Santesmases sn,
 *          28040 Madrid (Madrid), Spain.
 *
 *          For more info please visit:  <http://e-adventure.e-ucm.es> or
 *          <http://www.e-ucm.es>
 *
 * ****************************************************************************
 *
 *  This file is part of eAdventure, version 2.0
 *
 *      eAdventure is free software: you can redistribute it and/or modify
 *      it under the terms of the GNU Lesser General Public License as published by
 *      the Free Software Foundation, either version 3 of the License, or
 *      (at your option) any later version.
 *
 *      eAdventure 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 eAdventure.  If not, see <http://www.gnu.org/licenses/>.
 */

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package es.eucm.ead.editor.model.visitor;

/**
 * A model visitor gets called whenever an asset or element is visited.
 * Fields do not trigger separate visits.
 * 
 * @author mfreire
 */
public interface ModelVisitor {

	/**
	 * Visits an object
	 * @param target object that is being visited
	 * @param source element from which it is being visited
	 * @param sourceName name of property in source followed to get here
	 * @return true if deepening is desired, false otherwise
	 */
	boolean visitObject(Object target, Object source, String sourceName);

	/**
	 * Looks at an element's property. @see{visitElement} for this element must
	 * already have been called. This is handy for search-indexing
	 */
	void visitProperty(Object target, String propertyName, String textValue);
}