Data encapsulation: Difference between revisions

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Data encapsulation, also known as data hiding, is the mechanism whereby the implementation details of a class are kept hidden from the user. The user can only perform a restricted set of operations on the hidden members of the class by executing special functions commonly called ''methods'' to prevent attributes of objects from being easily viewed and accessed. '''Data encapsulation''' may refer to:

'''Data encapsulation''' may refer to:

* The processwrapping inof whichprivate the informationdata in a protocol is wrapped, or contained ,classes in theobject-oriented dataprogramming sectionlanguages: ofsee another[[Encapsulation protocol:(computer seeprogramming)]], [[information hiding]] and, [[separation of concerns]]

* The wrapping of network data by a lower layer in the [[OSI model]] into a single unit where a higher layer can extract the relevant data: see [[Encapsulation (networking)]]

* [[Protocol layering]] in communications protocol design

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