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Return the contained value, if present, otherwise throw an exception to be
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This class implements a simple HTTP server. A HttpServer is bound to an IP
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A writable sink for bytes.Most clients will use output streams that write data
to the file system (
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A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
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Collection is the root of the collection hierarchy. It defines operations on
data collections and t
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A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
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A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
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