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GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
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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 parser that parses a text string of primitive types and strings with the help
of regular expressio
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A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- XPath (javax.xml.xpath)
XPath provides access to the XPath evaluation environment and expressions.
Evaluation of XPath Expr
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