This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
Welcome to CodeRanch mayank. this is not regarding the solution to your question, but a suggestion that start using code blocks for putting your code, this will keep the patience or readers alive to read your code & answer them.