/*
 * JBoss by Red Hat
 * Copyright 2006-2009, Red Hat Middleware, LLC, and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This 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 software 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 software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jboss.ide.eclipse.freemarker.editor.rules;

import org.eclipse.jface.text.rules.ICharacterScanner;
import org.eclipse.jface.text.rules.IToken;
import org.eclipse.jface.text.rules.SingleLineRule;

/**
 * @author <a href="mailto:joe@binamics.com">Joe Hudson</a>
 */
public class StringSubRule extends SingleLineRule {

	private int unReadAmount;
	public StringSubRule(String startSequence, String endSequence, int unReadAmount, IToken token) {
		super(startSequence, endSequence, token);
	}

	protected boolean sequenceDetected(ICharacterScanner scanner,
			char[] sequence, boolean eofAllowed) {
		return true;
	}

	protected boolean endSequenceDetected(ICharacterScanner scanner) {
		for (int i=0; i<unReadAmount; i++)
			scanner.unread();
		return true;
	}
}