java比较两个日期大小

/**

* * @author hp */ public class test {

    public static void main(String args[]) {        int i= compare_date("1995-11-12 15:21", "1999-12-11 09:59");        System.out.println("i=="+i);     }

    public static int compare_date(String DATE1, String DATE2) {                  DateFormat df = new SimpleDateFormat("yyyy-MM-dd hh:mm");         try {             Date dt1 = df.parse(DATE1);             Date dt2 = df.parse(DATE2);             if (dt1.getTime() > dt2.getTime()) {                 System.out.println("dt1 在dt2前");                 return 1;             } else if (dt1.getTime() < dt2.getTime()) {                 System.out.println("dt1在dt2后");                 return -1;             } else {                 return 0;             }         } catch (Exception exception) {             exception.printStackTrace();         }         return 0;     } }