android 倒计时分秒

public  String formatLongToTimeStr(Long l) {
    int hour = 0;
    int minute = 0;
    int second = 0;
    String hourStr = "";
    String minuteStr = "";
    String secondStr = "";

    second = l.intValue() ;
    if (second > 60) {
        minute = second / 60;         //取整
        second = second % 60;         //取余
    }

    if (minute > 59) {
        hour = minute / 60;
        minute = minute % 60;
    }
    if(hour<10){
        hourStr = "0"+hour;
    }else
        hourStr = hour+"";
    if(minute<10){
        minuteStr = "0"+minute;
    }else
        minuteStr = minute+"";

    if(second<10){
        secondStr = "0"+second;
    }else
        secondStr = second+"";

    String strtime = hourStr+"："+minuteStr+"："+secondStr;
    return strtime;

}

 

public static Date stringToDate(String strTime, String formatType)//字符串date throws ParseException {

SimpleDateFormat formatter = new SimpleDateFormat(formatType); 

Date date = null; 

date = formatter.parse(strTime); 

return date;

}

 

Date date1 = ToolString.stringToDate(tomorrowDate,"yyyy-MM-dd HH:mm:ss");

Date date2 = ToolString.stringToDate(todayDate,"yyyy-MM-dd HH:mm:ss");

//Long类型数值相减除1000得到秒数

Long formatStr = (date1.getTime()-date2.getTime())/1000;

String getTime = formatLongToTimeStr(formatStr);//得到时分秒数值