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Return the contained value, if present, otherwise throw an exception to be
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A class for turning a byte stream into a character stream. Data read from the
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This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
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Formats or parses dates and times.This class provides factories for obtaining
instances configured f
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A map that has its keys ordered. The sorting is according to either the natural
ordering of its keys
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This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Reflections (org.reflections)
Reflections one-stop-shop objectReflections scans your classpath, indexes the
metadata, allows you t
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