Application: gvSIG desktop

package org.gvsig.expressionevaluator.swing.impl;

import java.util.Comparator;

import java.util.Objects;

/*

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/**

 *

 * @author jjdelcerro

 */

public class ComparatorUtils {

    public static Comparator naturalComparator() {

        return new Comparator() {

            @Override

            public int compare(Object o1, Object o2) {

                if (o1 instanceof Double) {

                    return Double.compare((Double) o1, (Double) o2);

                } else if (o1 instanceof Float) {

                    return Double.compare((Float) o1, (Float) o2);

                } else if (o1 instanceof Number) {

                    return Double.compare(((Number) o1).longValue(), ((Number) o2).longValue());

                } else {

                    return Objects.toString(o1, "").compareTo(Objects.toString(o2, ""));

                }

            }

        };

    }

}