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.
If you look at the API, there is a method in TimeStamp that will convert it to a long, and a method in Date which will convert a long to a Date. Then there is a method in Calendar that will let you use the Date object.