/* j-Algo - j-Algo is an algorithm visualization tool, especially useful for students and lecturers of computer science. It is written in Java and platform independent. j-Algo is developed with the help of Dresden University of Technology.
 *
 * Copyright (C) 2004-2005 j-Algo-Team, j-algo-development@lists.sourceforge.net
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 * Created on Aug 15, 2004
 * $Id$
 */
package org.jalgo.module.dijkstra;

import java.net.URL;

import org.jalgo.main.IModuleInfo;
import org.jalgo.main.util.Messages;

/**
 * @author Julian Stecklina
 */
public class ModuleInfo
implements IModuleInfo {

	/** The singleton instance */
	private static IModuleInfo instance;

	/**
	 * The only constructor is unusable from outside this class. This is part of
	 * the singleton design pattern.
	 */
	private ModuleInfo() {
	// unusable from outside
	}

	/**
	 * Retrieves the singleton instance of <code>IModuleInfo</code>.
	 * 
	 * @return the singleton instance
	 */
	public static IModuleInfo getInstance() {
		if (instance == null) instance = new ModuleInfo();
		return instance;
	}

    /* (non-Javadoc)
     * @see org.jalgo.main.IModuleInfo#getName()
     */
    public String getName() {
        return Messages.getString("dijkstra", "Module_name"); //$NON-NLS-1$ //$NON-NLS-2$
    }

    /* (non-Javadoc)
     * @see org.jalgo.main.IModuleInfo#getVersion()
     */
    public String getVersion() {
        return Messages.getString("dijkstra", "Module_version"); //$NON-NLS-1$ //$NON-NLS-2$
    }

    /* (non-Javadoc)
     * @see org.jalgo.main.IModuleInfo#getAuthor()
     */
    public String getAuthor() {
        return Messages.getString("dijkstra", "Module_authors"); //$NON-NLS-1$ //$NON-NLS-2$
    }

    /* (non-Javadoc)
     * @see org.jalgo.main.IModuleInfo#getDescription()
     */
    public String getDescription() {
        return Messages.getString("dijkstra", "Module_description_1")+ //$NON-NLS-1$ //$NON-NLS-2$
        	System.getProperty("line.separator")+ //$NON-NLS-1$
        	Messages.getString("dijkstra", "Module_description_2"); //$NON-NLS-1$ //$NON-NLS-2$
    }

    /* (non-Javadoc)
     * @see org.jalgo.main.IModuleInfo#getLogo()
     */
    public URL getLogoURL() {
    	return Messages.getResourceURL("dijkstra", "Module_logo"); //$NON-NLS-1$ //$NON-NLS-2$
    }

    /* (non-Javadoc)
     * @see org.jalgo.main.IModuleInfo#getLicense()
     */
    public String getLicense() {
        return Messages.getString("dijkstra", "Module_license"); //$NON-NLS-1$ //$NON-NLS-2$
    }
    
    public URL getHelpSetURL(){
    	return Messages.getResourceURL("dijkstra","HelpSet_Name");
    }
}