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Return the contained value, if present, otherwise throw an exception to be
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This SocketException may be thrown during socket creation or setting options,
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Uses a one-way hash function to turn an arbitrary number of bytes into a
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A concrete subclass of NumberFormat that formats decimal numbers. It has a
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GregorianCalendar is a concrete subclass of Calendarand provides the standard
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TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
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