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ObjectMapper provides functionality for reading and writing JSON, either to and
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Thrown when a hostname can not be resolved.
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A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
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GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
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Defines methods that all servlets must implement. A servlet is a small Java
program that runs within
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A Window object is a top-level window with no borders and no menubar. The
default layout for a windo
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