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A ConnectException is thrown if a connection cannot be established to a remote
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Provides a client-side TCP socket.
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This class contains various methods for manipulating arrays (such as sorting and
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Calendar is an abstract base class for converting between a Date object and a
set of integer fields
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Collection is the root of the collection hierarchy. It defines operations on
data collections and t
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Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
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