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Return the contained value, if present, otherwise throw an exception to be
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This exception is thrown when a program attempts to create an URL from an
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KeyStore is responsible for maintaining cryptographic keys and their owners.
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Collection is the root of the collection hierarchy. It defines operations on
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This class provides random read access to a zip file. You pay more to read the
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The Color class is used to encapsulate colors in the default sRGB color space or
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