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A connection represents a link from a Java application to a database. All SQL
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A legacy iteration interface.New code should use Iterator instead. Iterator
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GregorianCalendar is a concrete subclass of Calendarand provides the standard
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An iterator over a sequence of objects, such as a collection.If a collection has
been changed since
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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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