{"id":97106,"date":"2024-10-20T15:03:17","date_gmt":"2024-10-20T07:03:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97106\/"},"modified":"2024-10-20T15:03:18","modified_gmt":"2024-10-20T07:03:18","slug":"p%e6%95%b8%e6%93%9a%e5%ba%ab%e5%9c%a8%e7%b7%9a%e8%80%83%e8%a9%a6%e7%b3%bb%e7%b5%b1%e6%ba%90%e7%a2%bc%e5%88%86%e4%ba%ab-jsp-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%9c%a8%e7%b7%9a%e8%80%83%e8%a9%a6%e7%b3%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97106\/","title":{"rendered":"P\u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u6e90\u78bc\u5206\u4eab (jsp \u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u6e90\u78bc)"},"content":{"rendered":"<h1 id=\"p%e6%95%b8%e6%93%9a%e5%ba%ab%e5%9c%a8%e7%b7%9a%e8%80%83%e8%a9%a6%e7%b3%bb%e7%b5%b1%e6%ba%90%e7%a2%bc%e5%88%86%e4%ba%ab-jsp-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%9c%a8%e7%b7%9a%e8%80%83%e8%a9%a6%e7%b3%bb-tYSxMJzEvc\">P\u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u6e90\u78bc\u5206\u4eab (jsp \u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u6e90\u78bc)<\/h1>\n<p>\u96a8\u8457\u79d1\u6280\u7684\u9032\u6b65\uff0c\u7dda\u4e0a\u8003\u8a66\u7cfb\u7d71\u9010\u6f38\u6210\u70ba\u6559\u80b2\u9818\u57df\u7684\u91cd\u8981\u5de5\u5177\u3002\u9019\u4e9b\u7cfb\u7d71\u4e0d\u50c5\u63d0\u9ad8\u4e86\u8003\u8a66\u7684\u6548\u7387\uff0c\u9084\u70ba\u5b78\u751f\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u5b78\u7fd2\u65b9\u5f0f\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u4e00\u500b\u57fa\u65bcJSP\u7684\u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u7684\u6e90\u78bc\uff0c\u4e26\u5206\u4eab\u5176\u8a2d\u8a08\u601d\u8def\u53ca\u5be6\u73fe\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e7%b3%bb%e7%b5%b1%e6%a6%82%e8%bf%b0-tYSxMJzEvc\">\u7cfb\u7d71\u6982\u8ff0<\/h2>\n<p>\u4e00\u500b\u5178\u578b\u7684\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u61c9\u5177\u5099\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u7528\u6236\u8a3b\u518a\u8207\u767b\u9304<\/li>\n<li>\u8003\u8a66\u984c\u5eab\u7ba1\u7406<\/li>\n<li>\u8003\u8a66\u9032\u884c\u8207\u8a55\u5206<\/li>\n<li>\u6210\u7e3e\u67e5\u8a62\u8207\u7d71\u8a08<\/li>\n<\/ul>\n<p>\u672c\u7cfb\u7d71\u4f7f\u7528Java Server Pages (JSP)\u4f5c\u70ba\u524d\u7aef\u6280\u8853\uff0c\u4e26\u7d50\u5408MySQL\u6578\u64da\u5eab\u9032\u884c\u6578\u64da\u5b58\u5132\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u80fd\u5920\u5be6\u73fe\u52d5\u614b\u7db2\u9801\u751f\u6210\uff0c\u9084\u80fd\u5920\u6709\u6548\u5730\u7ba1\u7406\u7528\u6236\u6578\u64da\u548c\u8003\u8a66\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e7%b3%bb%e7%b5%b1%e6%9e%b6%e6%a7%8b-tYSxMJzEvc\">\u7cfb\u7d71\u67b6\u69cb<\/h2>\n<p>\u7cfb\u7d71\u7684\u57fa\u672c\u67b6\u69cb\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u524d\u7aef\uff1aJSP + HTML + CSS + JavaScript<\/li>\n<li>\u5f8c\u7aef\uff1aJava Servlet<\/li>\n<li>\u6578\u64da\u5eab\uff1aMySQL<\/li>\n<\/ul>\n<p>\u9019\u7a2e\u67b6\u69cb\u4f7f\u5f97\u7cfb\u7d71\u80fd\u5920\u9748\u6d3b\u61c9\u5c0d\u4e0d\u540c\u7684\u9700\u6c42\uff0c\u4e26\u4e14\u6613\u65bc\u64f4\u5c55\u3002<\/p>\n<h2 id=\"%e6%ba%90%e7%a2%bc%e5%88%86%e4%ba%ab-tYSxMJzEvc\">\u6e90\u78bc\u5206\u4eab<\/h2>\n<p>\u4ee5\u4e0b\u662f\u7cfb\u7d71\u7684\u4e3b\u8981\u6e90\u78bc\u7247\u6bb5\uff0c\u5c55\u793a\u4e86\u7528\u6236\u767b\u9304\u548c\u8003\u8a66\u7ba1\u7406\u7684\u57fa\u672c\u529f\u80fd\u3002<\/p>\n<h3 id=\"%e7%94%a8%e6%88%b6%e7%99%bb%e9%8c%84%e5%8a%9f%e8%83%bd-tYSxMJzEvc\">\u7528\u6236\u767b\u9304\u529f\u80fd<\/h3>\n<pre><code>\npublic class LoginServlet extends HttpServlet {\n    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {\n        String username = request.getParameter(\"username\");\n        String password = request.getParameter(\"password\");\n        \n        \/\/ \u6578\u64da\u5eab\u9023\u63a5\n        Connection conn = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/examdb\", \"root\", \"password\");\n        PreparedStatement ps = conn.prepareStatement(\"SELECT * FROM users WHERE username=? AND password=?\");\n        ps.setString(1, username);\n        ps.setString(2, password);\n        \n        ResultSet rs = ps.executeQuery();\n        if (rs.next()) {\n            \/\/ \u767b\u9304\u6210\u529f\n            request.getSession().setAttribute(\"user\", username);\n            response.sendRedirect(\"dashboard.jsp\");\n        } else {\n            \/\/ \u767b\u9304\u5931\u6557\n            response.sendRedirect(\"login.jsp?error=1\");\n        }\n    }\n}\n<\/code><\/pre>\n<h3 id=\"%e8%80%83%e8%a9%a6%e7%ae%a1%e7%90%86%e5%8a%9f%e8%83%bd-tYSxMJzEvc\">\u8003\u8a66\u7ba1\u7406\u529f\u80fd<\/h3>\n<pre><code>\npublic class ExamServlet extends HttpServlet {\n    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {\n        \/\/ \u7372\u53d6\u8003\u8a66\u984c\u76ee\n        Connection conn = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/examdb\", \"root\", \"password\");\n        PreparedStatement ps = conn.prepareStatement(\"SELECT * FROM questions WHERE exam_id=?\");\n        ps.setInt(1, Integer.parseInt(request.getParameter(\"exam_id\")));\n        \n        ResultSet rs = ps.executeQuery();\n        List questions = new ArrayList();\n        while (rs.next()) {\n            Question q = new Question(rs.getInt(\"id\"), rs.getString(\"question_text\"));\n            questions.add(q);\n        }\n        \n        request.setAttribute(\"questions\", questions);\n        RequestDispatcher dispatcher = request.getRequestDispatcher(\"exam.jsp\");\n        dispatcher.forward(request, response);\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-tYSxMJzEvc\">\u6578\u64da\u5eab\u8a2d\u8a08<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u662f\u7cfb\u7d71\u6210\u529f\u7684\u95dc\u9375\u3002\u4ee5\u4e0b\u662f\u4e3b\u8981\u7684\u6578\u64da\u8868\u8a2d\u8a08\uff1a<\/p>\n<ul>\n<li><strong>users<\/strong>\uff1a\u5b58\u5132\u7528\u6236\u4fe1\u606f\uff0c\u5305\u62ec\u7528\u6236\u540d\u3001\u5bc6\u78bc\u7b49\u3002<\/li>\n<li><strong>questions<\/strong>\uff1a\u5b58\u5132\u8003\u8a66\u984c\u76ee\uff0c\u5305\u62ec\u984c\u76ee\u6587\u672c\u3001\u8003\u8a66ID\u7b49\u3002<\/li>\n<li><strong>results<\/strong>\uff1a\u5b58\u5132\u8003\u8a66\u7d50\u679c\uff0c\u5305\u62ec\u7528\u6236ID\u3001\u8003\u8a66ID\u3001\u5f97\u5206\u7b49\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tYSxMJzEvc\">\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86\u4e00\u500b\u57fa\u65bcJSP\u7684\u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u7684\u6e90\u78bc\uff0c\u6db5\u84cb\u4e86\u7cfb\u7d71\u7684\u57fa\u672c\u67b6\u69cb\u3001\u4e3b\u8981\u529f\u80fd\u53ca\u6578\u64da\u5eab\u8a2d\u8a08\u3002\u9019\u6a23\u7684\u7cfb\u7d71\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u8003\u8a66\u7684\u6548\u7387\uff0c\u9084\u80fd\u70ba\u5b78\u751f\u63d0\u4f9b\u66f4\u9748\u6d3b\u7684\u5b78\u7fd2\u65b9\u5f0f\u3002\u5982\u679c\u60a8\u6709\u8208\u8da3\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u642d\u5efa\u9019\u6a23\u7684\u7cfb\u7d71\uff0c\u6216\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22P\u6578\u64da\u5eab\u5728\u7dda\u8003\u8a66\u7cfb\u7d71\u7684JSP\u6e90\u78bc\uff0c\u8f15\u9b06\u5be6\u73fe\u9ad8\u6548\u7684\u5728\u7dda\u8003\u8a66\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u5b78\u7fd2\u9ad4\u9a57\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-97106","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97106","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=97106"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97106\/revisions"}],"predecessor-version":[{"id":97107,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97106\/revisions\/97107"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97106"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97106"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}