Unit – I

Introduction : What Is a Design Pattern?, Design Patterns in Smalltalk MVC, Describing Design Patterns, The Catalog of Design Patterns, Organizing the Catalog, How Design Patterns Solve Design Problems, How to Select a Design Pattern, How to Use a Design Pattern.

Unit – II

A Case Study : Designing a Document Editor : Design Problems, Document Structure, Formatting, Embellishing the User Interface, Supporting Multiple Look-and-Feel Standards, Supporting Multiple Window Systems, User Operations Spelling Checking and Hyphenation, Summary .

Unit – III

Creational Patterns : Abstract Factory, Builder, Factory Method, Prototype, Singleton, Discussion of Creational Patterns.

Unit – IV

Structural Pattern Part-I : Adapter, Bridge, Composite.

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Unit – V

Structural Pattern Part-II : Decorator, açade, Flyweight, Proxy.

Unit – VI

Behavioral Patterns Part-I : Chain of Responsibility, Command, Interpreter, Iterator.

Unit – VII

Behavioral Patterns Part-II : Mediator, Memento, Observer, State, Strategy, Template Method ,Visitor, Discussion of Behavioral Patterns.

Unit VIII

What to Expect from Design Patterns, A Brief History, The Pattern Community An Invitation, A Parting Thought.