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public static String getCompareTime(String filetime){
//·µ»ØµÄ×Ö·û´®
String retStr ="";
//´«ÈëµÄÈÕÆÚÊÇ2008-9-12µÈ£¬²»×÷´¦Àí
if(filetime.indexOf("-")>0){
retStr =filetime;
}
else{
try{
DateFormat day = new SimpleDateFormat("dd");
DateFormat hour = new SimpleDateFormat("HH");
DateFormat minute = new SimpleDateFormat("mm");
Date today = new Date();
//µÃµ½µ±Ç°Ê±¼äµÄÈÕ£¬Ð¡Ê±£¬·ÖÖÓ
int nowDay =Integer.parseInt(day.format(today));
int nowHour =Integer.parseInt(hour.format(today));
int nowMinute =Integer.parseInt(minute.format(today));
// System.out.println("nowDay:"+nowDay);
// System.out.println("nowDay:"+nowHour);
// System.out.println("nowDay:"+nowMinute);
//¸ñʽ»¯´«ÈëµÄ×Ö·û´®
DateFormat df = new SimpleDateFormat("yy/MM/dd HH:mm:ss");
Date dataTime = df.parse(filetime);
//µÃµ½´«Èëʱ¼äµÄÈÕ£¬Ð¡Ê±£¬·ÖÖÓ
int dataDay =Integer.parseInt(day.format(dataTime));
int dataHour =Integer.parseInt(hour.format(dataTime));
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public class OperatExcel
{
private File file = new File(ParamenterInit.SRCEXCELPATH);
private File outfile = new File(ParamenterInit.DESTEXCELPATH);
private static String sheetName = ParamenterInit.SHEETNAME;
  ......