Java 计算两个日期相差月数

package com.myjava;
 
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
 
public class MyCalendar {
 
	/**
	 * @param args
	 * @throws ParseException
	 */
	public static void main(String[] args) throws ParseException {
		System.out.println(MyCalendar.getMonthSpace("1982-12-8", "2012-12-12"));
 
	}
 
/**
	 * 
	 * @param date1 <String>
	 * @param date2 <String>
	 * @return int
	 * @throws ParseException
	 */
	public static int getMonthSpace(String date1, String date2)
			throws ParseException {
 
		int result = 0;
 
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
 
		Calendar c1 = Calendar.getInstance();
		Calendar c2 = Calendar.getInstance();
 
		c1.setTime(sdf.parse(date1));
		c2.setTime(sdf.parse(date2));
 
		result = c2.get(Calendar.MONDAY) - c1.get(Calendar.MONTH);
 
		return result == 0 ? 1 : Math.abs(result);
 
	}
 
}