/*
 * Copyright (c) 2009 Tom Parker <thpr@users.sourceforge.net>
 * 
 * This program 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 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 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
package plugin.lsttokens.testsupport;

import pcgen.base.lang.StringUtil;

public interface ConsolidationRule
{

	public String[] getAnswer(String... strings);

	public static final ConsolidationRule OVERWRITE = new ConsolidationRule()
	{
        @Override
		public String[] getAnswer(String... strings)
		{
			return new String[] { strings[strings.length - 1] };
		}
	};

	public static final ConsolidationRule SEPARATE = new ConsolidationRule()
	{
        @Override
		public String[] getAnswer(String... strings)
		{
			return strings;
		}
	};

	public static class AppendingConsolidation implements ConsolidationRule
	{
		private final String join;

		public AppendingConsolidation(char joinCharacter)
		{
			join = Character.toString(joinCharacter);
		}

        @Override
		public String[] getAnswer(String... strings)
		{
			return new String[] { StringUtil.join(strings, join) };
		}

	}
}