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The abstract base class for all number formats. This class provides the
interface for formatting and
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HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
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A collection designed for holding elements prior to processing. Besides basic
java.util.Collection o
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A Handler object accepts a logging request and exports the desired messages to a
target, for example
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General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
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