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Return the contained value, if present, otherwise throw an exception to be
created by the provided s
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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 PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
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A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
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Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
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