Java tutorial
import java.io.IOException; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; public class LocaleSessionServlet extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException { HttpSession userSession = request.getSession(); if (userSession.isNew()) { userSession.setAttribute("userLocale", request.getLocale()); } } }