This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
What is the issue while stroring Linked list in HttpSession? Why you want to store in a session.
Session - values store with in a User session scope
ServletContext - Values store with in a servlet scope