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Wraps an existing Writer and buffers the output. Expensive interaction with the
underlying reader is
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Provides a client-side TCP socket.
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GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
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This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
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This class provides access to implementations of cryptographic ciphers for
encryption and decryption
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Is the value null?
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