/*
 * 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, 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.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package com.l2jfrozen.gameserver.script;

import java.util.Hashtable;

import com.l2jfrozen.Config;
import com.l2jfrozen.gameserver.script.faenor.FaenorInterface;

/**
 * @author Luis Arias
 */
public class ScriptEngine
{
	protected EngineInterface _utils = FaenorInterface.getInstance();
	public static final Hashtable<String, ParserFactory> parserFactories = new Hashtable<String, ParserFactory>();

	protected static Parser createParser(String name) throws ParserNotCreatedException
	{
		ParserFactory s = parserFactories.get(name);
		if(s == null) // shape not found
		{
			try
			{
				Class.forName("com.l2jfrozen.gameserver.script." + name);
				// By now the static block with no function would
				// have been executed if the shape was found.
				// the shape is expected to have put its factory
				// in the hashtable.

				s = parserFactories.get(name);
				if(s == null)
					throw new ParserNotCreatedException();
			}
			catch(ClassNotFoundException e)
			{
				if(Config.ENABLE_ALL_EXCEPTIONS)
					e.printStackTrace();
				
				// We'll throw an exception to indicate that
				// the shape could not be created
				throw new ParserNotCreatedException();
			}
		}
		return s.create();
	}
}
