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Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
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Uses a one-way hash function to turn an arbitrary number of bytes into a
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Locale represents a language/country/variant combination. Locales are used to
alter the presentatio
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Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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Is the value null?
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