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Uses a one-way hash function to turn an arbitrary number of bytes into a
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Formats or parses dates and times.This class provides factories for obtaining
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Collection is the root of the collection hierarchy. It defines operations on
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A task that returns a result and may throw an exception. Implementors define a
single method with no
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General file manipulation utilities. Facilities are provided in the following
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A Window object is a top-level window with no borders and no menubar. The
default layout for a windo
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