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Calendar is an abstract base class for converting between a Date object and a
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A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
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A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
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Main entry-point into the library.
Options represents a collection of Option objects, which describ
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This is the main interface of a Quartz Scheduler. A Scheduler maintains a registry of org.quartz.Job
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