📄 simplefilterservlet.java
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/* * Copyright 2004-2005 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. *//* * SimpleFilterServlet.java * */package samples.i18n.simple.servlet;import javax.servlet.*;import javax.servlet.http.*;/** * A Simple Servlet to test the filter SimpleFilter */public class SimpleFilterServlet extends HttpServlet { /** Initializes the servlet. */ public void init(ServletConfig config) throws ServletException { super.init(config); } /** Destroys the servlet. */ public void destroy() { } /**Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods. * Generates response with the information obtained from the forwarding servlet. * @param req servlet request * @param res servlet response */ protected void processRequest(HttpServletRequest req, HttpServletResponse res) throws ServletException, java.io.IOException { String charsetval = req.getCharacterEncoding(); if (charsetval != null) { res.setContentType("text/html;charset=" + charsetval + ""); } else res.setContentType("text/html;charset=UTF-8"); java.io.PrintWriter out = res.getWriter(); String name = req.getParameter("name"); out.println("<html>"); out.println("<head>"); out.println("<title>Simple servlet to verify the filter</title>"); out.println("</head>"); out.println("<body>"); out.println("<H3> This is the name you have entered " + name + "</H3>"); out.println("<H4> The character encoding set by the filter is: " + charsetval + "</h4>"); out.println("<br>"); out.println("<P><BR><A HREF=\"/i18n-simple\">Back to sample home</A></P>"); out.println("</body>"); out.println("</html>"); out.close(); } /** Handles the HTTP <code>GET</code> method. * @param request servlet request * @param response servlet response */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, java.io.IOException { processRequest(request, response); } /** Handles the HTTP <code>POST</code> method. * @param request servlet request * @param response servlet response */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, java.io.IOException { processRequest(request, response); } /** Servlet to verify that the filter SimpleFilter is working on this servlet request */ public String getServletInfo() { return "Servlet to verify that the filter SimpleFilter is working on this servlet request"; }}⌨️ 快捷键说明
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