What is Design Pattern ? Types of design pattern.

In this tutorial we will learn What is design pattern and types of design pattern.

Patterns are about documenting a solution for a well know (recurring) problem in a particular context. It can also be defined as recurring solution to a problem in a context.

Pattern Catalog :

1. Creational Pattern
2. Structural Pattern
3. Behavioral Pattern

1. Creational Patterns :

It provides guidelines to instantiate a single or group of objects. so called creational Patterns.

a.) Abstract Factory
b.) Builder
c.) Factory Method
d.) Prototype
e.) Singleton
f.) Factory

2.) Structural Patterns :

It provides a manner to define relationship between classes.

a.) Adapter
b.) Bridge
c.) Composite
d.) Decorator
e.) Facade
f.) Flyweight
g.) Proxy

3.) Behavioral Patterns :

It defines communication between classes and objects.

a.) Chain of Responsibility
b.) Command
c.) Interpreter
d.) Iterator
e.) Mediator
f.) Memento
g.) Observer
h.) State
i.) Strategy
j.) Template Method
k.) Visitor