net.sourceforge.plantuml.command.CommandPackageEmpty Maven / Gradle / Ivy

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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: 6209 $
 *
 */
package net.sourceforge.plantuml.command;

import java.util.List;

import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.UniqueSequence;
import net.sourceforge.plantuml.classdiagram.AbstractEntityDiagram;
import net.sourceforge.plantuml.cucadiagram.Code;
import net.sourceforge.plantuml.cucadiagram.Display;
import net.sourceforge.plantuml.cucadiagram.GroupType;
import net.sourceforge.plantuml.cucadiagram.IEntity;
import net.sourceforge.plantuml.cucadiagram.IGroup;
import net.sourceforge.plantuml.graphic.HtmlColorUtils;

public class CommandPackageEmpty extends SingleLineCommand {

	public CommandPackageEmpty() {
		super(
				"(?i)^package\\s+(\"[^\"]+\"|[^#\\s{}]*)(?:\\s+as\\s+([\\p{L}0-9_.]+))?\\s*(#[0-9a-fA-F]{6}|#?\\w+)?\\s*\\{\\s*\\}$");
	}

	@Override
	protected CommandExecutionResult executeArg(AbstractEntityDiagram diagram, List arg) {
		final Code code;
		final String display;
		if (arg.get(1) == null) {
			if (StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(arg.get(0)).length() == 0) {
				code = Code.of("##" + UniqueSequence.getValue());
				display = null;
			} else {
				code = Code.of(StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(arg.get(0)));
				display = code.getCode();
			}
		} else {
			display = StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(arg.get(0));
			code = Code.of(arg.get(1));
		}
		final IGroup currentPackage = diagram.getCurrentGroup();
		final IEntity p = diagram.getOrCreateGroup(code, Display.getWithNewlines(display), null, GroupType.PACKAGE,
				currentPackage);
		final String color = arg.get(2);
		if (color != null) {
			p.setSpecificBackcolor(HtmlColorUtils.getColorIfValid(color));
		}
		diagram.endGroup();
		return CommandExecutionResult.ok();
	}

}