Interface Schedule
- All Known Implementing Classes:
CronSchedule
,IntervalSchedule
public interface Schedule
Used with
PeriodicExecutor
to control the schedule for when jobs execute.-
Method Summary
Modifier and TypeMethodDescriptionlong
For a newly created job, what is the start time for the job.long
nextExecution
(long previousExecution) Computes the next execution time for a job.
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Method Details
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firstExecution
long firstExecution()For a newly created job, what is the start time for the job. Often, the current clock time is returned, to start a job as soon as possible.- Returns:
- start time for new job, in system clock millis
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nextExecution
Computes the next execution time for a job.- Parameters:
previousExecution
- time of previous execution (in system clock millis)- Returns:
- time of next execution (in system clock millis) or a value <= 0 to cancel the job's execution
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