片段 1片段 2
gistfile1.txt
public static Map<String,Long> getTimeDifference(Integer startTime,Integer endTime){
Map<String,Long> resMap = new HashMap<String,Long>();
String endTimeStr = String.valueOf(endTime);
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String end = sdf.format(new Date(Long.valueOf(endTimeStr+"000")));
String startTimeStr = String.valueOf(startTime);
String start = sdf.format(new Date(Long.valueOf(startTimeStr+"000")));
long nd = 1000*24*60*60;//一天的毫秒数
long nh = 1000*60*60;//一小时的毫秒数
long nm = 1000*60;//一分钟的毫秒数
long ns = 1000;//一秒钟的毫秒数long
//获得两个时间的毫秒时间差异
long diff = 0;
try {
diff = sdf.parse(end).getTime() - sdf.parse(start).getTime();
} catch (ParseException e) {
LogUtil.error(TimeUtil.class, "getTimeDifference", "时间差计算异常", e);
}
long day = diff/nd;//计算差多少天
long hour = diff%nd/nh;//计算差多少小时
long min = diff%nd%nh/nm;//计算差多少分钟
long sec = diff%nd%nh%nm/ns;//计算差多少秒//输出结果
resMap.put("day", day);
resMap.put("hour", hour);
resMap.put("min", min);
resMap.put("sec", sec);
return resMap;
}
获取指定时间的时间戳(时间类型为yyyyMMdd)
public static long getSpecifiedTimeStamp(String time) {
DateFormat df = new SimpleDateFormat("yyyyMMdd");
long timestamp = 0l;
try {
Date date = df.parse(time);
Calendar cal = Calendar.getInstance();
cal.setTime(date);
timestamp = cal.getTimeInMillis();
} catch (ParseException e) {
e.printStackTrace();
}
return timestamp/1000;
}
