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A specialized Writer that writes to a file in the file system. All write
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A controller for the selection of SelectableChannel objects. Selectable channels
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A class which can consume and produce dates in SQL Date format. Dates are
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HashSet is an implementation of a Set. All optional operations (adding and
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A TimeUnit represents time durations at a given unit of granularity and provides
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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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