Behavioral pattern: Difference between revisions

Revision as of 16:41, 2 January 2017

Revision as of 18:25, 30 March 2018

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* [[Chain of responsibility pattern]]: Command objects are handled or passed on to other objects by logic-containing processing objects

* [[Command pattern]]: Command objects encapsulate an action and its parameters

* "Externalize the Stackstack": Turn a recursive function into an iterative one that uses a [[call stack|stack]]<ref>{{cite web

| url = http://c2.com/

| title = Externalize The Stack

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* [[Mediator pattern]]: Provides a unified interface to a set of interfaces in a subsystem

* [[Memento pattern]]: Provides the ability to restore an object to its previous state (rollback)

* [[Null Objectobject pattern]]: Designed to act as a default value of an object

* [[Observer pattern]]: a.k.a. Publish/Subscribe or Event Listener. Objects register to observe an event that may be raised by another object

** Weak reference pattern: De-couple an observer from an observable<ref>{{cite web