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22875
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"{ Package: 'stx:libbasic' }"
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"{ NameSpace: Smalltalk }"
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Object subclass:#TimePeriod
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instanceVariableNames:'startTime endTime'
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classVariableNames:''
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poolDictionaries:''
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category:'Magnitude-Time'
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!
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!TimePeriod class methodsFor:'documentation'!
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documentation
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"
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This class represents time periods defined by start and endtime.
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It will be as a representation of ISO8601 timeperiods.
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"
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!
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examples
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"
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[exBegin]
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|p|
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p := TimePeriod startTime:(Date today) endTime:(Date tomorrow).
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p duration
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[exEnd]
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[exBegin]
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|p|
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p := TimePeriod startTime:(Time now) endTime:(Date tomorrow).
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p duration
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[exEnd]
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[exBegin]
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|p|
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p := TimePeriod startTime:(Timestamp now) endTime:(Timestamp fromString:'2050-01-01').
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p duration
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[exEnd]
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"
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! !
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!TimePeriod class methodsFor:'instance creation'!
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startTime:startTimeArg endTime:endTimeArg
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^ self new startTime:startTimeArg endTime:endTimeArg
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! !
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!TimePeriod methodsFor:'accessing'!
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endTime
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^ endTime
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!
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endTime:aTimeOrDate
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endTime := aTimeOrDate asTimestamp.
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!
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startTime
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^ startTime
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!
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startTime:aTimeOrDate
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startTime := aTimeOrDate asTimestamp.
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!
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startTime:startTimeArg endTime:endTimeArg
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startTime := startTimeArg asTimestamp.
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endTime := endTimeArg asTimestamp.
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! !
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!TimePeriod methodsFor:'queries'!
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duration
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"return the difference between end- and starttime"
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^ endTime - startTime
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"
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(TimePeriod startTime:(Date today) endTime:(Date tomorrow)) duration -> 1d
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(TimePeriod startTime:(Time now) endTime:(Date tomorrow)) duration -> rest duration till tomorrow
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(TimePeriod startTime:(Timestamp now) endTime:(Timestamp fromString:'2050-01-01')) duration
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"
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! !
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!TimePeriod class methodsFor:'documentation'!
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version
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^ '$Header$'
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!
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version_CVS
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^ '$Header$'
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! !
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