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.
The easiest solution would be to set the values of age and empId in the doPost method. It seems weird to have request parameters from a form and ignore them. Is it safe to assume that the Person class has both a getAge() and getEmpId() methods?