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.
On my JSP there is a submit button.If the user clicks this button several times simultaneously then the HTML form is submitted several times and probably this causes an error in the Servlet.The doPost method is not synchronized and the servlet is also not thread safe. What are the possible solutions to this problem.