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Return the contained value, if present, otherwise throw an exception to be
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An immutable arbitrary-precision signed integer.FAST CRYPTOGRAPHY
This implementation is efficient f
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A controller for the selection of SelectableChannel objects. Selectable channels
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This class provides methods that return pseudo-random values.It is dangerous to
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UUID is an immutable representation of a 128-bit universally unique identifier
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A Java virtual machine.
A VirtualMachine represents a Java virtual machine to which this Java vir
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