日期大小比较

 1 //    String s1=DateTool.GetNowTime();
 2                                 //String s2=DateTool.buildDateTime(tabDD.getDqsj());
 3                                 //java.text.DateFormat df=new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 4                                 //java.util.Calendar c1=java.util.Calendar.getInstance();
 5                                 //java.util.Calendar c2=java.util.Calendar.getInstance();
 6                                 //try
 7                                 //{
 8                                 //c1.setTime(df.parse(s1));
 9                                 //c2.setTime(df.parse(s2));
10                                 //}catch(java.text.ParseException e){
11                                 //System.err.println(e);
12                                 //}
13                                 //int result=c1.compareTo(c2);
14                                 //if(result>0){
15                                   
16                                 //}