Long time back.....

Today

2500 BC

2013

A new Car!

Obv

uios

reinventthe Wheel

Pattern Based Design

Types of Pattern

Pattern Language and Repositories

Describing a Pattern

Design Pattern

Design Pattern

A design pattern can be characterized as a three-part rule which expresses a relation between a certain context, a problem, and a solution.

“”

Effective Design Pattern ?

It solves a Problem It is a proven concept It describes a relationship

Describing a pattern

•Recognize a pattern1

•Search whether others have addressed them

2 •Apply it.3

Pattern Based Design in context

Types of Pattern

Architecture Component-level User interface

Data/Content

A pattern-organizing table

In the end

We ask…………..

Why use Pattern Based Design?

It saves time Saves coding costIs a proven method Can be reused

……….And thus it ended with a happy note.