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.
Sorry, there is only one way - your 2 is the same as your 1. The container will call init after the servlet instance is created and before the first request is processed, no matter what sequence of events caused the creation.