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ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
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This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
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Collection is the root of the collection hierarchy. It defines operations on
data collections and t
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LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
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Doubly-linked list implementation of the List and Dequeinterfaces. Implements
all optional list oper
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