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Wraps an existing Reader and buffers the input. Expensive interaction with the
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This exception is thrown when a program attempts to create an URL from an
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Note: Do not use this class since it is obsolete. Please use the Map interface
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GregorianCalendar is a concrete subclass of Calendarand provides the standard
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A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
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