Java 字符串型的日期对比大小

	/**
	 * @description: 两个String类型,按照日期格式对比
	 * 				eg:
	 *  				dateOne:2015-12-26
	 *  				dateTwo:2015-12-26
	 * 					dateFormatType: yyyy-MM-dd
	 *  				返回类型:-1:dateOne小于dateTwo, 0:dateOne=dateTwo ,1:dateOne大于dateTwo
	 * @param dateOne
	 * @param dateTwo
	 * @param dateFormatType:yyyy-MM-dd / yyyy-MM-dd HH:mm:ss /等
	 * @return -1,0,1,100  
	 * @throws
	 * @author beyond
	 * @data:2015-12-16下午7:41:51
	 */
	public static int compareTime(String dateOne, String dateTwo , String dateFormatType){
		
		DateFormat df = new SimpleDateFormat(dateFormatType);
		Calendar calendarStart = Calendar.getInstance();
		Calendar calendarEnd = Calendar.getInstance();
		
		try {
			calendarStart.setTime(df.parse(dateOne));
			calendarEnd.setTime(df.parse(dateTwo));
		} catch (ParseException e) {
			e.printStackTrace();
			return 100;
		}

		int result = calendarStart.compareTo(calendarEnd);
		if(result > 0){
			result = 1;
		}else if(result < 0){
			result = -1;
		}else{
			result = 0 ;
		}
		return result ;
	}

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转载自bugyun.iteye.com/blog/2264619
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