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PlantUML is a component that allows to quickly write : * sequence diagram, * use case diagram, * class diagram, * activity diagram, * component diagram, * state diagram * object diagram

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/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2013, Arnaud Roques
 *
 * Project Info:  http://plantuml.sourceforge.net
 * 
 * This file is part of PlantUML.
 *
 * PlantUML is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * PlantUML 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 General Public
 * License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * Original Author:  Arnaud Roques
 * 
 * Revision $Revision: 3835 $
 *
 */
package net.sourceforge.plantuml.salt.factory;

import java.util.ArrayList;
import java.util.Collection;

import net.sourceforge.plantuml.salt.DataSource;
import net.sourceforge.plantuml.salt.Dictionary;
import net.sourceforge.plantuml.salt.Terminated;
import net.sourceforge.plantuml.salt.element.Element;

public abstract class AbstractElementFactoryComplex implements ElementFactory {

	final private DataSource dataSource;
	final private Collection factories = new ArrayList();
	final private Dictionary dictionary;
	

	public AbstractElementFactoryComplex(DataSource dataSource, Dictionary dictionary) {
		this.dataSource = dataSource;
		this.dictionary = dictionary;
	}

	final public void addFactory(ElementFactory factory) {
		factories.add(factory);
	}

	protected Terminated getNextElement() {
		for (ElementFactory factory : factories) {
			if (factory.ready()) {
				return factory.create();
			}
		}
		throw new IllegalStateException(dataSource.peek(0).getElement());
	}

	protected final DataSource getDataSource() {
		return dataSource;
	}

	protected final Dictionary getDictionary() {
		return dictionary;
	}

}