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Return the contained value, if present, otherwise throw an exception to be
created by the provided s
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An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
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A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
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A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
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The Color class is used to encapsulate colors in the default sRGB color space or
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This Graphics2D class extends the Graphics class to provide more sophisticated
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