com.feilong.lib.xstream.converters.javabean.ComparingPropertySorter Maven / Gradle / Ivy

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feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.

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/*
 * Copyright (C) 2011 XStream Committers.
 * All rights reserved.
 *
 * The software in this package is published under the terms of the BSD
 * style license a copy of which has been included with this distribution in
 * the LICENSE.txt file.
 * 
 * Created on 16. July 2011 by Joerg Schaible
 */
package com.feilong.lib.xstream.converters.javabean;

import java.util.Comparator;
import java.util.Map;
import java.util.TreeMap;

/**
 * A sorter that uses a comparator to determine the order of the bean properties.
 * 
 * @author Jörg Schaible
 * @since 1.4
 */
public class ComparingPropertySorter implements PropertySorter{

    private final Comparator comparator;

    public ComparingPropertySorter(final Comparator propertyNameComparator){
        this.comparator = propertyNameComparator;
    }

    @Override
    public Map sort(final Class type,final Map nameMap){
        TreeMap map = new TreeMap(comparator);
        map.putAll(nameMap);
        return map;
    }

}