com.adobe.ac.maven.ncss.NumericNodeComparator.java Source code

Introduction

Here is the source code for com.adobe.ac.maven.ncss.NumericNodeComparator.java

Source

package com.adobe.ac.maven.ncss;

/*
 * Copyright 2004-2005 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.Comparator;

import org.dom4j.Node;

/**
 * Comparator for numeric xml node tag.
 * 
 * @author <a href="jeanlaurentATgmail.com">Jean-Laurent de Morlhon</a>
 * 
 * @version $Id: NumericNodeComparator.java 3286 2007-02-08 20:18:51Z jeanlaurent $
 */
public class NumericNodeComparator implements Comparator {
    /**
     * the tag property used by this comparator
     */
    private String tagProperty;

    /**
     * The numeric node tag property to used by this comparator.
     * 
     * @param property
     *            the tag property used by this comparator.
     */
    public NumericNodeComparator(final String property) {
        this.tagProperty = property;
    }

    /**
     * {@inheritDoc}
     */
    public int compare(final Object object1, final Object object2) {
        final Node node1 = (Node) object1;
        final Node node2 = (Node) object2;
        return node2.numberValueOf(tagProperty).intValue() - node1.numberValueOf(tagProperty).intValue();
    }

}