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Signals a general, I/O-related error. Error details may be specified when
calling the constructor, a
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An immutable arbitrary-precision signed decimal.A value is represented by an
arbitrary-precision "un
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Calendar is an abstract base class for converting between a Date object and a
set of integer fields
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HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
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An int value that may be updated atomically. See the java.util.concurrent.atomic
package specificati
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This Graphics2D class extends the Graphics class to provide more sophisticated
control overgraphics
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