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ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
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Signals a general, I/O-related error. Error details may be specified when
calling the constructor, a
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Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
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Formats or parses dates and times.This class provides factories for obtaining
instances configured f
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LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
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