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Return the contained value, if present, otherwise throw an exception to be
created by the provided s
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Provides access to system-related information and resources including standard
input and output. Ena
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This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
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Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
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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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