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A ConnectException is thrown if a connection cannot be established to a remote
host on a specific po
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A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
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A parser that parses a text string of primitive types and strings with the help
of regular expressio
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A Set is a data structure which does not allow duplicate elements.
- TimeUnit (java.util.concurrent)
A TimeUnit represents time durations at a given unit of granularity and provides
utility methods to
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This is the central class in the log4j package. Most logging operations, except
configuration, are d
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