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Return the contained value, if present, otherwise throw an exception to be
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Wraps either an existing OutputStream or an existing Writerand provides
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Provides access to system-related information and resources including standard
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The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
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UUID is an immutable representation of a 128-bit universally unique identifier
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This is the central class in the log4j package. Most logging operations, except
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A Window object is a top-level window with no borders and no menubar. The
default layout for a windo
- Best plugins for Eclipse