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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 Set is a data structure which does not allow duplicate elements.
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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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An Executor that provides methods to manage termination and methods that can
produce a Future for tr
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A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
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A Handler object accepts a logging request and exports the desired messages to a
target, for example
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