Java Utililty Methods TimeUnit Calculate

List of utility methods to do TimeUnit Calculate

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Description

The list of methods to do TimeUnit Calculate are organized into topic(s).

Method

intgetWindowFlooredBinaryTime(TimeUnit unit, long timestamp, int windowSizeInSeconds)
get Window Floored Binary Time 
timestamp = timeToNanoSeconds(unit, timestamp);
System.err.println("shift:" + (MAX_BITS_TO_SHIFT - Integer.numberOfLeadingZeros(windowSizeInSeconds)));
int ts = (int) (timestamp >> (MAX_BITS_TO_SHIFT - Integer.numberOfLeadingZeros(windowSizeInSeconds)));
return ts;
StringhumanReadableTime(long time, TimeUnit unit)
Convert the given time to a human readable string representation. 
final TimeUnit unit1 = largestNonzeroUnit(time, unit);
final long value1 = time / unit.convert(1, unit1);
final long timeRemainder = time % unit.convert(1, unit1);
if (unit1 == NANOSECONDS || timeRemainder == 0) {
    return String.format("%d %s", value1, unit1.name().toLowerCase());
} else {
    final TimeUnit unit2 = largestNonzeroUnit(timeRemainder, unit);
    final long value2 = timeRemainder / unit.convert(1, unit2);
...
booleanisValidTimeUnit(String timeUnit)
is Valid Time Unit 
for (TimeUnit type : TimeUnit.values()) {
    if (type.name().equalsIgnoreCase(timeUnit)) {
        return true;
return false;
voidlogTiming(String description, int n, long time, TimeUnit unit)
log Timing 
System.out.format("%s = %,d %s (n = %,d)%n", description, time, unit.name().toLowerCase(), n);
voidmapByName(TimeUnit... units)
map By Name 
for (TimeUnit unit : units) {
    UNIT_MAPPING.put(unit.name().toLowerCase(), unit);
Dateminus(Date date, int interval, TimeUnit unit)
minus 
switch (unit) {
case DAYS:
    return minusDays(date, interval);
case HOURS:
    return minusHours(date, interval);
case MINUTES:
    return minusMinutes(date, interval);
case SECONDS:
...
OptionalparseTimeUnit(final String unit)
parse Time Unit 
return Optional.ofNullable(unit).map(String::toUpperCase).map(TimeUnit::valueOf);
TimeUnitparseTimeUnit(Object property, TimeUnit defaultValue)
parse Time Unit 
try {
    if (property instanceof String)
        return TimeUnit.valueOf((String) property);
    if (property instanceof TimeUnit)
        return (TimeUnit) property;
    if (property != null)
        return TimeUnit.valueOf(property.toString());
} catch (Exception ignore) {
...
voidpause(long duration, TimeUnit unit)
pause 
try {
    Thread.sleep(unit.toMillis(duration));
} catch (InterruptedException e) {
StringprintTime(long time, TimeUnit unit)
print Time 
long ns = TimeUnit.NANOSECONDS.convert(time, unit);
long us = TimeUnit.MICROSECONDS.convert(time, unit);
long ms = TimeUnit.MILLISECONDS.convert(time, unit);
long secs = TimeUnit.SECONDS.convert(time, unit);
if (secs > 0)
    return secs + "s";
if (ms > 0)
    return ms + "ms";
...