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Calendar is an abstract base class for converting between a Date object and a
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A specific moment in time, with millisecond precision. Values typically come
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Locale represents a language/country/variant combination. Locales are used to
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An ExecutorService that executes each submitted task using one of possibly
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General IO stream manipulation utilities. This class provides static utility
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Central representation of an Ant project. This class defines an Ant project with
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