/*
* Copyright 2009 Toby Speight
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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 General Public License for more details.
*/
package uk.me.parabola.mkgmap.osmstyle.actions;
import uk.me.parabola.mkgmap.reader.osm.Element;
/**
* A {@code HeightFilter} transforms values into Garmin-tagged elevations.
*
* @author Toby Speight
*
* @since 2009-04-26
*/
public class HeightFilter extends ConvertFilter {
public HeightFilter(String s) {
super(s);
}
public String doFilter(String value, Element el) {
String s = super.doFilter(value, el);
if (s != null)
s = "\u001f" + s;
return s;
}
}