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KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
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Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
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A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
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A TimeUnit represents time durations at a given unit of granularity and provides
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Patterns are compiled regular expressions. In many cases, convenience methods
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