java.time.Duration Class

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Introduction

The java.time.Duration class models a quantity or amount of time in terms of seconds and nanoseconds. It can be accessed using other duration-based units, such as minutes and hours.

Class declaration

Following is the declaration for java.time.Duration class −

public final class Duration
   extends Object
      implements TemporalAmount, Comparable<Duration>, Serializable

Field

Following are the fields for java.time.Duration class −

  • static Duration ZERO − Constant for a duration of zero.

Class methods

Sr.No. Method & Description
1 Duration abs()

Returns a copy of this duration with a positive length.
2 Temporal addTo(Temporal temporal)

Adds this duration to the specified temporal object.
3 static Duration between(Temporal startInclusive, Temporal endExclusive)

Obtains a Duration representing the duration between two temporal objects.
4 int compareTo(Duration otherDuration)

Compares this duration to the specified Duration.
5 Duration dividedBy(long divisor)

Returns a copy of this duration divided by the specified value.
6 boolean equals(Object otherDuration)

Checks if this duration is equal to the specified Duration.
7 static Duratio from(TemporalAmount amount)

Obtains an instance of Duration from a temporal amount.
8 long get(TemporalUnit unit)

Gets the value of the requested unit.
9 int getNano()

Gets the number of nanoseconds within the second in this duration.
10 long getSeconds()

Gets the number of seconds in this duration.
11 List<TemporalUnit> getUnits()

Gets the set of units supported by this duration.
12 int hashCode()

A hash code for this duration.
13 boolean isNegative()

Checks if this duration is negative, excluding zero.
14 boolean isZero()

Checks if this duration is zero length.
15 Duration minus(Duration duration)

Returns a copy of this duration with the specified duration subtracted.
16 Duration minus(long amountToSubtract, TemporalUnit unit)

Returns a copy of this duration with the specified duration subtracted.
17 Duration minusDays(long daysToSubtract)

Returns a copy of this duration with the specified duration in standard 24 hour days subtracted.
18 Duration minusHours(long hoursToSubtract)

Returns a copy of this duration with the specified duration in hours subtracted.
19 Duration minusMillis(long millisToSubtract)

Returns a copy of this duration with the specified duration in milliseconds subtracted.
20 Duration minusMinutes(long minutesToSubtract)

Returns a copy of this duration with the specified duration in minutes subtracted.
21 Duration minusNanos(long nanosToSubtract)

Returns a copy of this duration with the specified duration in nanoseconds subtracted.
22 Duration minusSeconds(long secondsToSubtract)

Returns a copy of this duration with the specified duration in seconds subtracted.
23 Duration multipliedBy(long multiplicand)

Returns a copy of this duration multiplied by the scalar.
24 Duration negated()

Returns a copy of this duration with the length negated.
25 static Duration of(long amount, TemporalUnit unit)

Obtains a Duration representing an amount in the specified unit.
26 static Duration ofDays(long days)

Obtains a Duration representing a number of standard 24 hour days.
27 static Duration ofHours(long hours)

Obtains a Duration representing a number of standard hours.
28 static Duration ofMillis(long millis)

Obtains a Duration representing a number of milliseconds.
29 static Duration ofMinutes(long minutes)

Obtains a Duration representing a number of standard minutes.
30 static Duration ofNanos(long nanos)

Obtains a Duration representing a number of nanoseconds.
31 static Duration ofSeconds(long seconds)

Obtains a Duration representing a number of seconds.
32 static Duration ofSeconds(long seconds, long nanoAdjustment)

Obtains a Duration representing a number of seconds and an adjustment in nanoseconds.
33 static Duration parse(CharSequence text)

Obtains a Duration from a text string such as PnDTnHnMn.nS.
34 Duration plus(Duration duration)

Returns a copy of this duration with the specified duration added.
35 Duration plus(long amountToAdd, TemporalUnit unit)

Returns a copy of this duration with the specified duration added.
36 Duration plusDays(long daysToAdd)

Returns a copy of this duration with the specified duration in standard 24 hour days added.
37 Duration plusHours(long hoursToAdd)

Returns a copy of this duration with the specified duration in hours added.
38 Duration plusMillis(long millisToAdd)

Returns a copy of this duration with the specified duration in milliseconds added.
39 Duration plusMinutes(long minutesToAdd)

Returns a copy of this duration with the specified duration in minutes added.
40 Duration plusNanos(long nanosToAdd)

Returns a copy of this duration with the specified duration in nanoseconds added.
41 Duration plusSeconds(long secondsToAdd)

Returns a copy of this duration with the specified duration in seconds added.
42 Temporal subtractFrom(Temporal temporal)

Subtracts this duration from the specified temporal object.
43 long toDays()

Gets the number of days in this duration.
44 long toHours()

Gets the number of hours in this duration.
45 long toMillis()

Converts this duration to the total length in milliseconds.
46 long toMinutes()

Gets the number of minutes in this duration.
47 long toNanos()

Converts this duration to the total length in nanoseconds expressed as a long.
48 String toString()

A string representation of this duration using ISO-8601 seconds based representation, such as PT8H6M12.345S.
49 Duration withNanos(int nanoOfSecond)

Returns a copy of this duration with the specified nano-of-second.
50 Duration withSeconds(long seconds)

Returns a copy of this duration with the specified amount of seconds.

Methods inherited

This class inherits methods from the following classes −

  • Java.lang.Object
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