/*
 * Copyright 2008 (C) Tom Parker <thpr@users.sourceforge.net>
 * 
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 * 
 * This library 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package pcgen.rules.persistence.token;

import pcgen.cdom.base.Loadable;
import pcgen.rules.context.LoadContext;

/**
 * A PostDeferredToken is a token that is processed after LST file load is
 * complete, AFTER references are resolved. It is generally used for
 * compatibility with older syntax, and use of this interface is discouraged.
 * 
 * @param <T>
 *            The type of object upon which the PostDeferredToken operates
 */
public interface PostDeferredToken<T extends Loadable>
{
	/**
	 * Processes the PostDeferredToken with the given LoadContext and object.
	 * Returns true if the processing was successful, false if the processing
	 * indicates an LST load error.
	 * 
	 * @param context
	 *            The LoadContext around which this PostDeferredToken is
	 *            evaluated
	 * @param obj
	 *            The object to be processed in this PostDeferredToken
	 * @return true if the processing was successful; false otherwise
	 */
	public boolean process(LoadContext context, T obj);

	/**
	 * Returns the class of the object upon which this PostDeferredToken
	 * operates.
	 * 
	 * @return The class of the object upon which this PostDeferredToken
	 *         operates
	 */
	public Class<T> getDeferredTokenClass();

	/**
	 * Returns the priority of this PostDeferredToken. PostDeferredTokens are
	 * supposed to be processed in the order in which they are required (lowest
	 * first).
	 * 
	 * @return The priority of this PostDeferredToken
	 */
	public int getPriority();
}