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ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
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A Properties object is a Hashtable where the keys and values must be Strings.
Each property can have
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A parser that parses a text string of primitive types and strings with the help
of regular expressio
- ExecutorService (java.util.concurrent)
An Executor that provides methods to manage termination and methods that can
produce a Future for tr
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A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
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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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