/*
 * This file is part of aion-emu <aion-emu.com>.
 *
 * aion-emu 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.
 *
 * aion-emu 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 aion-emu.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.aionemu.commons.scripting;

import java.io.File;

import com.aionemu.commons.scripting.impl.ScriptContextImpl;

/**
 * This class is script context provider. We can switch to any other ScriptContext implementation later, so it's good to
 * have factory class
 * 
 * @author SoulKeeper
 */
public final class ScriptContextFactory
{
	/**
	 * Creates script context, sets the root context. Adds child context if needed
	 * 
	 * @param root
	 *            file that will be threated as root for compiler
	 * @param parent
	 *            parent of new ScriptContext
	 * @return ScriptContext with presetted root file
	 * @throws InstantiationException
	 *             if java compiler is not aviable
	 */
	public static ScriptContext getScriptContext(File root, ScriptContext parent) throws InstantiationException
	{
		ScriptContextImpl ctx;
		if(parent == null)
		{
			ctx = new ScriptContextImpl(root);
		}
		else
		{
			ctx = new ScriptContextImpl(root, parent);
			parent.addChildScriptContext(ctx);
		}
		return ctx;
	}
}