AbstractElementFactoryComplex.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
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 * Original Author:  Arnaud Roques
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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.SaltDictionary;
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<ElementFactory> factories = new ArrayList<>();
	final private SaltDictionary dictionary;

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

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

	protected Terminated<Element> 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 SaltDictionary getDictionary() {
		return dictionary;
	}

}