This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
You can not get all data related to selected check box directly. You will get only value and your value is assoicated with check box. Check box value is value of primary key from list. So now you have primary key value in your servlet. You need to get this list again in servlet and fetch those values which are connected to the primary values coming from checkbox.