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.
Thanks Akhilesh.... but that entry will only take care for error code 500 not the all 500 series error code.
and yeah you can set the error code in response programatically.... response.setStatusCode()