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Return the contained value, if present, otherwise throw an exception to be
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An input stream that reads bytes from a file.
File file = ...finally
if (in != null)
in.clos
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A class for turning a byte stream into a character stream. Data read from the
source input stream is
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A writable sink for bytes.Most clients will use output streams that write data
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Formats or parses dates and times.This class provides factories for obtaining
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A collection designed for holding elements prior to processing. Besides basic
java.util.Collection o
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