Java™ Application Development on Linux - Dator

18.4 How to Write a Servlet409protected voiddoGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, java.io.IOException{doBoth(request, response);} // doGet/*** Handles the HTTP POST method.* @param request servlet request* @param response servlet response*/protected voiddoPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, java.io.IOException{doBoth(request, response);} // doPost/*** Requests for both HTTP GET and POST methods come here,* because we're not doing anything different* between the two request types. This way we need only one* version of the code that does the real work.* @param request servlet request* @param response servlet response*/protected voiddoBoth(HttpServletRequest request, HttpServletResponse response)throws ServletException, java.io.IOException{java.io.PrintWriter out = response.getWriter();response.setContentType("text/html");/* output our page of html */out.println("");out.println("");out.println("A Java Servlet");out.println("");out.println("");out.println("Hello, world.");out.println("");out.println("");out.close();} // doBoth