de.thischwa.pmcms.model.tool.PathComparator.java Source code

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Here is the source code for de.thischwa.pmcms.model.tool.PathComparator.java

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/*******************************************************************************
 * Poor Man's CMS (pmcms) - A very basic CMS generating static html pages.
 * http://poormans.sourceforge.net
 * Copyright (C) 2004-2013 by Thilo Schwarz
 * 
 * == BEGIN LICENSE ==
 * 
 * Licensed under the terms of any of the following licenses at your
 * choice:
 * 
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 * 
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 * 
 * == END LICENSE ==
 ******************************************************************************/
package de.thischwa.pmcms.model.tool;

import java.util.Comparator;

import org.apache.commons.lang.StringUtils;

/**
 * {@link Comparator} to sort deeper paths to the begin of the list. Useful get the correct order for deletion. 
 *
 * @author Thilo Schwarz
 */
public class PathComparator implements Comparator<String> {

    @Override
    public int compare(String str1, String str2) {
        int count1 = StringUtils.countMatches(str1, "/");
        int count2 = StringUtils.countMatches(str2, "/");
        if (count1 == count2)
            return 0;
        if (count1 < count2)
            return 1;
        return -1;
    }
}