Java Utililty Methods Hour Format

List of utility methods to do Hour Format

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Description

The list of methods to do Hour Format are organized into topic(s).

Method

StringformatTime(Date time)
Returns specified date in format "YYYY-MM-DD HH:MM:SS" (YYYY-year, MM-month, DD-day; HH-hour, MM-minutes, SS-seconds). 
Calendar calendar = Calendar.getInstance();
calendar.setTime(time);
Formatter formatter = new Formatter();
formatter.format("%04d-%02d-%02d %02d:%02d:%02d", calendar.get(Calendar.YEAR),
        calendar.get(Calendar.MONTH) + 1, calendar.get(Calendar.DAY_OF_MONTH),
        calendar.get(Calendar.HOUR_OF_DAY), calendar.get(Calendar.MINUTE), calendar.get(Calendar.SECOND));
return formatter.toString();
StringformatTime(double s)
formats time in seconds. 
String d = "";
if (s > 3600 * 24) {
    d = Integer.toString((int) (s / (3600 * 24))) + "d +";
    s -= 3600 * 24;
return d + dateFormat.get().format(new Date((long) s * 1000L - 3600000));
StringformatTime(final Calendar cal)
format Time 
if (cal == null) {
    throw new NullPointerException("cal");
return formatTime(cal.getTime());
StringformatTime(final Date date)
format Time 
final SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
return df.format(date);
StringformatTime(final long time)
Formats a time and returns it as a String . 
return formatTime(DEFAULT_TIME_PATTERN, time);
StringformatTime(int msec, String format)
Format a given number of miliseconds in a formatted time Note:if the time (in milliseconds) is smaller than ~month, it is calulated without a timezone) 
return formatTime((long) msec, format);
StringformatTime(java.util.Date date)
format Time 
if (date == null) {
    return "";
return format(date, "yyyy/MM/dd HH:mm:ss");
StringformatTime(long aTime)
Format the time in milliseconds into a string in the format dd:hh:mm:ss 
long remainder = 0;
long days = 0;
long hours = 0;
long minutes = 0;
long seconds = 0;
days = aTime / 86400000;
remainder = aTime - (days * 86400000);
hours = remainder / 3600000;
...
StringformatTime(long ms)
Given elapsed time in milliseconds, return a string formatted HH:MM:SS 
long h, m, s;
s = ms / 1000; 
h = s / 3600; 
s = s - (h * 3600);
m = s / 60; 
s = s - (m * 60);
s = (s > 0 ? s : 1); 
java.text.NumberFormat time = new java.text.DecimalFormat("00");
...
StringformatTime(long time)
Formats the time to the Docker-standard format. 
return formatDate(new Date(time));