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An iterator over a sequence of objects, such as a collection.If a collection has
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A Map is a data structure consisting of a set of keys and values in which each
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A parser that parses a text string of primitive types and strings with the help
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Defines a general exception a servlet can throw when it encounters difficulty.
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Factory that creates instances of DateTimeFormatter from patterns and styles.
Datetime formatting i
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This Graphics2D class extends the Graphics class to provide more sophisticated
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