Behavioural Patterns: An Introduction

Behavioral design patterns focus on improving the communication between different objects.

Following well known patterns are fall under Behavioral patterns:

·         Chain of Resp.-  A way of passing a request between a chain of objects

·         Command- Encapsulate a command request as an object

·         Interpreter- A way to include language elements in a program

·         Iterator- Sequentially accesses the elements of a collection.

·         Mediator-   Defines simplified communication between classes

·         Memento- Capture and restore an object's internal state

·         Observer- A way of notifying change to a number of classes

·         State- Alter an object's behavior when its state changes

·         Strategy- Encapsulates an algorithm inside a class

·         Template Method- Defer the exact steps of an algorithm to a subclass

·         Visitor- Defines a new operation to a class without change.

Shortcut to remember- CCIIMMOSSTV