/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2014, Open Source Geospatial Foundation (OSGeo)
*
* 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;
* version 2.1 of the License.
*
* 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.
*/
package org.geotools.styling.css;
import java.util.Collections;
import java.util.Comparator;
/**
* Orders rules by their selector selectivity
*
* @author Andrea Aime - GeoSolutions
*
*/
class CssRuleComparator implements Comparator<CssRule> {
public static final CssRuleComparator ASCENDING = new CssRuleComparator();
public static final Comparator<CssRule> DESCENDING = Collections.reverseOrder(ASCENDING);
private CssRuleComparator() {
}
@Override
public int compare(CssRule o1, CssRule o2) {
return o1.getSelector().compareTo(o2.getSelector());
}
}