SkillToken.java

/*
 * SkillToken.java
 * Copyright 2006 (C) Aaron Divinsky <boomer70@yahoo.com>
 *
 * 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
 *
 * Created on March 6, 2006
 *
 * Current Ver: $Revision$
 */

package plugin.lsttokens.kit.skill;

import java.util.Collection;
import java.util.StringTokenizer;

import pcgen.cdom.base.CDOMReference;
import pcgen.cdom.base.Constants;
import pcgen.cdom.reference.ReferenceUtilities;
import pcgen.core.Skill;
import pcgen.core.kit.KitSkill;
import pcgen.rules.context.LoadContext;
import pcgen.rules.persistence.TokenUtilities;
import pcgen.rules.persistence.token.AbstractTokenWithSeparator;
import pcgen.rules.persistence.token.CDOMPrimaryToken;
import pcgen.rules.persistence.token.ParseResult;

/**
 * SKILL for Kit Skill
 */
public class SkillToken extends AbstractTokenWithSeparator<KitSkill> implements
		CDOMPrimaryToken<KitSkill>
{
	private static final Class<Skill> SKILL_CLASS = Skill.class;

	/**
	 * Gets the name of the tag this class will parse.
	 * 
	 * @return Name of the tag this class handles
	 */
	@Override
	public String getTokenName()
	{
		return "SKILL";
	}

	@Override
	public Class<KitSkill> getTokenClass()
	{
		return KitSkill.class;
	}

	@Override
	protected char separator()
	{
		return '|';
	}

	@Override
	protected ParseResult parseTokenWithSeparator(LoadContext context, KitSkill kitSkill, String value)
	{
		StringTokenizer tok = new StringTokenizer(value, Constants.PIPE);

		while (tok.hasMoreTokens())
		{
			String tokText = tok.nextToken();
			CDOMReference<Skill> ref = TokenUtilities.getTypeOrPrimitive(
					context, SKILL_CLASS, tokText);
			if (ref == null)
			{
				return ParseResult.INTERNAL_ERROR;
			}
			kitSkill.addSkill(ref);
		}
		return ParseResult.SUCCESS;
	}

	@Override
	public String[] unparse(LoadContext context, KitSkill kitSkill)
	{
		Collection<CDOMReference<Skill>> ref = kitSkill.getSkills();
		if (ref == null || ref.isEmpty())
		{
			return null;
		}
		return new String[] { ReferenceUtilities.joinLstFormat(ref,
				Constants.PIPE) };
	}
}