Object-oriented design pattern to avoid if/then/else statements

Object-oriented design pattern to avoid if/then/else statements

References

Reference NO 1

http://stackoverflow.com/questions/13588424/object-oriented-design-pattern-to-avoid-if-then-else-statements

Reference NO 2

http://stackoverflow.com/questions/1337565/avoiding-if-statements

Reference NO 3

http://programmers.stackexchange.com/questions/103659/how-can-one-manage-thousands-of-if-then-else-rules

Reference NO 4

http://sourcemaking.com/refactoring/replace-conditional-with-polymorphism

Reference NO 5

http://www.coderanch.com/t/99377/patterns/Chained-statements-avoid

Reference NO 6

http://idiotechie.com/solve-design-problems-using-factory-pattern/

Reference NO 7

http://pl.cs.jhu.edu/oose/lectures/design-patterns.shtml

Reference NO 8

http://www.sickenger.com/2011/07/pragmatic-oo/