Proxy pattern: Difference between revisions

Revision as of 11:59, 11 December 2020

Revision as of 11:49, 20 January 2021

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that describe how to solve recurring design problems to design flexible and reusable object-oriented software, that is, objects that are easier to implement, change, test, and reuse.

===What problems can the Proxy design pattern solve? <ref>{{cite web|title=The Proxy design pattern - Problem, Solution, and Applicability|url=http://w3sdesign.com/?gr=s07&ugr=proble|website=w3sDesign.com|accessdateaccess-date=2017-08-12}}</ref>===

* The access to an object should be controlled.

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=== UML class and sequence diagram ===

[[File:w3sDesign Proxy Design Pattern UML.jpg|frame|none|A sample UML class and sequence diagram for the Proxy design pattern.

<ref>{{cite web|title=The Proxy design pattern - Structure and Collaboration|url=http://w3sdesign.com/?gr=s07&ugr=struct|website=w3sDesign.com|accessdateaccess-date=2017-08-12}}</ref>]]

In the above [[Unified Modeling Language|UML]] [[Class diagram|class diagram]],

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==External links==

{{Commons category}}

* {{cite web |last1=Geary |first1=David |date=2002-02-22 |df=mdy |url=https://www.infoworld.com/article/2074068/take-control-with-the-proxy-design-pattern.html |title=Take control with the Proxy design pattern |work=[[JavaWorld]] |accessdateaccess-date=2020-07-20}}

* [http://perfectjpattern.sourceforge.net/dp-proxy.html PerfectJPattern Open Source Project], Provides componentized implementation of the Proxy Pattern in Java

* {{webarchive |url=https://web.archive.org/web/20120311202925/http://www.netobjectives.com/PatternRepository/index.php?title=AdapterVersusProxyVersusFacadePatternComparison |title=Adapter vs. Proxy vs. Facade Pattern Comparison}}