📄 success.jsp
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<%@ page import="javax.servlet.*" %><%@ page import="javax.servlet.http.*" %><% // This define is all that differs from the post page. final String METHOD = "GET"; final String COOKIE_NAME = "selftest-login-" + METHOD; final String LOGIN = "login"; final String PASSWORD = "password"; String method = request.getMethod(); String login = request.getParameter(LOGIN); String password = request.getParameter(PASSWORD); Cookie [] cookies = request.getCookies(); boolean loggedIn = false; if (cookies != null) { for (int i = 0; i < cookies.length; i++) { if (cookies[i].getName().equals(COOKIE_NAME)) { loggedIn = true; break; } } } // If logged in, let them through, else see what parameters are // available. if (!loggedIn) { if (login == null && password == null ) { // Needs to login first. response.sendRedirect("index.html"); } else if (login == null || !login.equals(LOGIN) || password == null || !password.equals(PASSWORD) || method == null || !method.equals(METHOD)) { // Add the query string to aid debugging. response.sendRedirect("error.html?method=" + method + '&' + "login=" + login + '&' + "password=" + password); } else { Cookie cookie = new Cookie("selftest-login-get","successful"); response.addCookie(cookie); } }%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Successful <%=METHOD%> Login Page</title> <meta name="author" content="Debian User,,," > <meta name="generator" content="screem 0.8.2" > <meta name="keywords" content="" > <meta http-equiv="content-type" content="text/html; charset=UTF-8" > <meta http-equiv="Content-Script-Type" content="text/javascript" > <meta http-equiv="Content-Style-Type" content="text/css" > </head> <body> <h1>Successful <%=METHOD%> Login Page</h1> <p>You get this page if a successful login.</p> <p><a href="get-loggedin.html">Page crawler can get only if it successfully negotiated login.</p> </body></html>⌨️ 快捷键说明
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