PPT-Decorator Pattern flyweight Pattern

Matt Klein Decorator Pattern Intent Attach Additional responsibilities to an object by dynamically Decorators provide a flexible alternative to subclassing for extending functionality AKA Wrapper. Decorators provide a flexible alternativ e to subclassing for extending functionality Toni Sellars Universitat de Girona Welcome to Starbuzz Coffee Because Starbuzz Coffee have grown so quickly they are scrambling to update their ordering system to [ Gamma et al] Flyweight pattern applies in situations when different identical objects have some common state that is shared among them. The state of flyweight objects is termed as intrinsic (common J Paul Gibson. TSP. : . Software Engineering. CSC7322/. DesignPatterns. .. 1. CSC 7322 : Object . Oriented. . Development. J . Paul. Gibson, A207. paul.gibson@int-edu.eu. http://www-public.. it-sudparis.eu. Flyweight. Summary prepared by Kirk Scott. 1. Design Patterns in Java. Chapter 13. Flyweight. Summary prepared by Kirk Scott. 2. 3. Under the principle that responsibility is localized, when programming, typically just one object will hold a single reference to another object. . Structural Design Patterns. Software Engineering 2011. Department of Computer Science Ben-Gurion university. Based on slides of: . . Mira Balaban Department of Computer Science Ben-Gurion university. Implementing Decorators. CSC 313 – Advanced Programming Topics. Decorator Pattern Intent. Invisibly. . augment main concept instances. Turn . coffee. into a . double mocha with whip. Make . $2. sandwich . Issue 10/2008 FLYWEIGHT Description FLYWEIGHT polyester filler is a two component paste used for the filling of holes and imperfections in most substrates. FLYWEIGHT has been specially form ulated f Phillip Shin. Overview. Problem. Solution. Example. Key points. Problem. Want to add responsibilities to individual objects, not entire class. Inheritance is inflexible. Would have to create class for every different combination of functionality. -Structural Patterns. WATTANAPONG. . SUTTAPAK. Software Engineering, . School of Information Communication Technology,. University of . PHAYAO. 1. จุดประสงค์การเรียนรู้. Cse. 776 design patterns. Summer ‘10. Bharath. . setty. D. r. . James . fawcett. “Use sharing to support large numbers of fine-grained objects efficiently.”. One object instance holding shared (intrinsic) state. Can you say “composition” and “delegation”? . Again???. 2. Decorator Pattern - Problem. Want to allow . adding new behaviors . to an object . without modifying. class. Coffee condiments example is great. Cse. 776 design patterns. Summer ‘10. Bharath. . setty. D. r. . James . fawcett. “Use sharing to support large numbers of fine-grained objects efficiently.”. One object instance holding shared (intrinsic) state. Pattern Overview. The Decorator pattern provides a flexible alternative to . subclassing. by attaching additional responsibilities to an object dynamically, by using an instance of a subclass of the original class that delegates operations to the original . mechanical governor injection pump Mechanical (flyweight) governor

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China-Lutong, a Chinese diesel parts producer, was established in 1982 as China-Lutong Machinery Works Company Limited. The firm initially manufactured fuel injection parts for diesel engines. China-Lutong is one of the chief suppliers of diesel fuel system components in China.