numbercomparator.java

测试工具

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 *  
 */

/*
 * Created on May 25, 2004
 */
package org.apache.jorphan.math;

import java.io.Serializable;
import java.util.Comparator;

/**
 * @author pete
 * 
 */
public class NumberComparator implements Comparator, Serializable {

	/**
	 * 
	 */
	public NumberComparator() {
		super();
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
	 */
	public int compare(Object val1, Object val2) {
		Number[] n1 = (Number[]) val1;
		Number[] n2 = (Number[]) val2;
		if (n1[0].longValue() < n2[0].longValue()) {
			return -1;
		} else if (n1[0].longValue() == n2[0].longValue()) {
			return 0;
		} else {
			return 1;
		}
	}

}