Class Duration
- java.lang.Object
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- org.apache.cassandra.cql3.functions.types.Duration
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public final class Duration extends java.lang.Object
Represents a duration. A duration stores separately months, days, and seconds due to the fact that the number of days in a month varies, and a day can have 23 or 25 hours if a daylight saving is involved.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(java.lang.Object obj)
static Duration
from(java.lang.String input)
Converts aString
into a duration.int
getDays()
Returns the number of days in this duration.int
getMonths()
Returns the number of months in this duration.long
getNanoseconds()
Returns the number of nanoseconds in this duration.int
hashCode()
static Duration
newInstance(int months, int days, long nanoseconds)
Creates a duration with the given number of months, days and nanoseconds.java.lang.String
toString()
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Method Detail
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newInstance
public static Duration newInstance(int months, int days, long nanoseconds)
Creates a duration with the given number of months, days and nanoseconds.A duration can be negative. In this case, all the non zero values must be negative.
- Parameters:
months
- the number of monthsdays
- the number of daysnanoseconds
- the number of nanoseconds- Throws:
java.lang.IllegalArgumentException
- if the values are not all negative or all positive
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from
public static Duration from(java.lang.String input)
Converts aString
into a duration.The accepted formats are:
- multiple digits followed by a time unit like: 12h30m where the time unit can be:
y
: yearsm
: monthsw
: weeksd
: daysh
: hoursm
: minutess
: secondsms
: millisecondsus
orµs
: microsecondsns
: nanoseconds
- ISO 8601 format: P[n]Y[n]M[n]DT[n]H[n]M[n]S or P[n]W
- ISO 8601 alternative format: P[YYYY]-[MM]-[DD]T[hh]:[mm]:[ss]
- Parameters:
input
- theString
to convert- Returns:
- a
Duration
- multiple digits followed by a time unit like: 12h30m where the time unit can be:
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getMonths
public int getMonths()
Returns the number of months in this duration.- Returns:
- the number of months in this duration.
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getDays
public int getDays()
Returns the number of days in this duration.- Returns:
- the number of days in this duration.
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getNanoseconds
public long getNanoseconds()
Returns the number of nanoseconds in this duration.- Returns:
- the number of months in this duration.
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hashCode
public int hashCode()
- Overrides:
hashCode
in classjava.lang.Object
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equals
public boolean equals(java.lang.Object obj)
- Overrides:
equals
in classjava.lang.Object
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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