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Wraps an existing Writer and buffers the output. Expensive interaction with the
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A class for turning a byte stream into a character stream. Data read from the
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Calendar is an abstract base class for converting between a Date object and a
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Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
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Timers schedule one-shot or recurring TimerTask for execution. Prefer
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A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
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