why we use design patterns in java?Example?

Hi..... Why we use design patterns?,why they are needed in programming languages?,advantages?

February 16, 2013 at 12:38 PM

hi friend,

please go through the following links may this will be helpful for you

http://www.roseindia.net/designpattern/design-patterns.shtml

http://www.roseindia.net/designpattern/index.shtml

http://www.roseindia.net/javatutorials/J2EEsingletonpattern.shtml