Java Utililty Methods Long Number to Time

List of utility methods to do Long Number to Time

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Description

The list of methods to do Long Number to Time are organized into topic(s).

Method

StringgetDT(long mills)
get DT 
SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss", Locale.JAPAN);
return sdf.format(mills);
StringgetDuration(long time)
get Duration 
NumberFormat f = NumberFormat.getInstance();
f.setMinimumIntegerDigits(2);
int milliseconds = (int) (time % 1000);
time /= 1000;
int seconds = (int) time % 60;
time /= 60;
int minutes = (int) time % 60;
time /= 60;
...
StringgetElapsedTime(long start, long end)
get Elapsed Time 
Calendar result = Calendar.getInstance();
long sa = end - start - result.getTimeZone().getRawOffset();
result.setTimeInMillis(sa);
SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss");
return sdf.format(result.getTime());
StringgetElapsedTime(long startTime, long finishTime)
get Elapsed Time 
if (startTime == 0) {
    return "-";
return finishTime == 0 ? decimalF.format((System.currentTimeMillis() - startTime) / 1000) + " sec"
        : decimalF.format((finishTime - startTime) / 1000) + " sec";
StringgetElapsedTimeSpecificationDescription(long sizeInBytes)
Returns a short string description of the size, in bytes, specified. 
return getElapsedTimeSpecificationDescription(sizeInBytes, "#.##");
StringgetExpires(long maxAge)
get Expires 
long created = System.currentTimeMillis();
Date expiredate = new Date(created + (maxAge * 1000));
sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
return sdf.format(expiredate);
StringgetHMSFromMills(long millSec)
get HMS From Mills 
String retval;
int decimal = (int) (millSec % 1000);
int seconds = (int) (millSec / 1000);
if (seconds > 0) {
    if (seconds < 60) {
        retval = seconds + "." + decimal + " sec";
    } else {
        String outStr = getHMS(seconds);
...
StringgetOldCookieDate(long time)
Returns a formated date and time String form a timestamp value based on the (old) Netscape cookie date format.

if (OLD_COOKIE.getTimeZone() != GMT_TIMEZONE) {
    OLD_COOKIE.setTimeZone(GMT_TIMEZONE);
return OLD_COOKIE.format(new Date(time));
StringgetReadableDate(long longTime)
get Readable Date 
DateFormat dateFormat = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
Date date = new Date(longTime);
return dateFormat.format(date);
StringgetServerTime(long offset)
Get a String containing the current timestamp of the server, for use in the HTTP Date header and caching headers. 
Calendar calendar = Calendar.getInstance();
Date outDate = new Date(calendar.getTime().getTime() + (offset * 1000));
return dateFormat.format(outDate);