{"id":97076,"date":"2024-10-20T14:48:19","date_gmt":"2024-10-20T06:48:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97076\/"},"modified":"2024-10-20T14:48:19","modified_gmt":"2024-10-20T06:48:19","slug":"p%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e7%8f%be%e7%95%99%e8%a8%80%e6%9d%bf%e5%8a%9f%e8%83%bd-jsp%e7%95%99%e8%a8%80%e6%9d%bf%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97076\/","title":{"rendered":"P\u9023\u63a5\u6578\u64da\u5eab\u5be6\u73fe\u7559\u8a00\u677f\u529f\u80fd (jsp\u7559\u8a00\u677f\u9023\u63a5\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"p%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e7%8f%be%e7%95%99%e8%a8%80%e6%9d%bf%e5%8a%9f%e8%83%bd-jsp%e7%95%99%e8%a8%80%e6%9d%bf%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-OTlFmiYvRE\">P\u9023\u63a5\u6578\u64da\u5eab\u5be6\u73fe\u7559\u8a00\u677f\u529f\u80fd (jsp\u7559\u8a00\u677f\u9023\u63a5\u6578\u64da\u5eab)<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u7559\u8a00\u677f\u529f\u80fd\u5df2\u6210\u70ba\u8a31\u591a\u7db2\u7ad9\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7528\u6236\u53cd\u994b\u3001\u8a0e\u8ad6\u9084\u662f\u793e\u4ea4\u4e92\u52d5\uff0c\u7559\u8a00\u677f\u90fd\u80fd\u6709\u6548\u4fc3\u9032\u7528\u6236\u4e4b\u9593\u7684\u4ea4\u6d41\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Java Server Pages (JSP) \u9023\u63a5\u6578\u64da\u5eab\u4f86\u5be6\u73fe\u7559\u8a00\u677f\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"1-%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-OTlFmiYvRE\">1. \u74b0\u5883\u6e96\u5099<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86\u4ee5\u4e0b\u74b0\u5883\uff1a<\/p>\n<ul>\n<li>Java Development Kit (JDK)<\/li>\n<li>Apache Tomcat \u6216\u5176\u4ed6\u652f\u6301JSP\u7684\u4f3a\u670d\u5668<\/li>\n<li>MySQL \u6216\u5176\u4ed6\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/li>\n<li>JDBC \u9a45\u52d5\u7a0b\u5e8f<\/li>\n<\/ul>\n<h2 id=\"2-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-OTlFmiYvRE\">2. \u6578\u64da\u5eab\u8a2d\u8a08<\/h2>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u8a2d\u8a08\u4e00\u500b\u6578\u64da\u5eab\u4f86\u5b58\u5132\u7559\u8a00\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u793a\u4f8b\uff1a<\/p>\n<pre>\nCREATE DATABASE message_board;\n\nUSE message_board;\n\nCREATE TABLE messages (\n    id INT AUTO_INCREMENT PRIMARY KEY,\n    username VARCHAR(50) NOT NULL,\n    message TEXT NOT NULL,\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);\n<\/pre>\n<p>\u9019\u500b\u8868\u683c\u5305\u542b\u4e86\u7559\u8a00\u7684ID\u3001\u7528\u6236\u540d\u3001\u7559\u8a00\u5167\u5bb9\u4ee5\u53ca\u5275\u5efa\u6642\u9593\u3002<\/p>\n<h2 id=\"3-jsp%e9%a0%81%e9%9d%a2%e8%a8%ad%e8%a8%88-OTlFmiYvRE\">3. JSP\u9801\u9762\u8a2d\u8a08<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u4e00\u500bJSP\u9801\u9762\u4f86\u986f\u793a\u7559\u8a00\u548c\u63d0\u4ea4\u65b0\u7559\u8a00\u7684\u8868\u55ae\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre>\n&lt;%@ page language=\"java\" contentType=\"text\/html; charset=UTF-8\" pageEncoding=\"UTF-8\"%&gt;\n&lt;%@ page import=\"java.sql.*\" %&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u7559\u8a00\u677f&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;h1&gt;\u7559\u8a00\u677f&lt;\/h1&gt;\n\n    &lt;form action=\"submitMessage.jsp\" method=\"post\"&gt;\n        \u7528\u6236\u540d: &lt;input type=\"text\" name=\"username\" required&gt;&lt;br&gt;\n        \u7559\u8a00: &lt;textarea name=\"message\" required&gt;&lt;\/textarea&gt;&lt;br&gt;\n        &lt;input type=\"submit\" value=\"\u63d0\u4ea4\"&gt;\n    &lt;\/form&gt;\n\n    &lt;h2&gt;\u7559\u8a00\u5217\u8868&lt;\/h2&gt;\n    &lt;%\n        Connection conn = null;\n        Statement stmt = null;\n        ResultSet rs = null;\n\n        try {\n            Class.forName(\"com.mysql.cj.jdbc.Driver\");\n            conn = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/message_board\", \"username\", \"password\");\n            stmt = conn.createStatement();\n            rs = stmt.executeQuery(\"SELECT * FROM messages ORDER BY created_at DESC\");\n\n            while (rs.next()) {\n                out.println(\"&lt;p&gt;\" + rs.getString(\"username\") + \": \" + rs.getString(\"message\") + \" (\" + rs.getTimestamp(\"created_at\") + \")&lt;\/p&gt;\");\n            }\n        } catch (Exception e) {\n            e.printStackTrace();\n        } finally {\n            if (rs != null) try { rs.close(); } catch (SQLException e) {}\n            if (stmt != null) try { stmt.close(); } catch (SQLException e) {}\n            if (conn != null) try { conn.close(); } catch (SQLException e) {}\n        }\n    %&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;\n<\/pre>\n<h2 id=\"4-%e6%8f%90%e4%ba%a4%e7%95%99%e8%a8%80%e7%9a%84jsp%e9%a0%81%e9%9d%a2-OTlFmiYvRE\">4. \u63d0\u4ea4\u7559\u8a00\u7684JSP\u9801\u9762<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5275\u5efa\u4e00\u500b\u540d\u70basubmitMessage.jsp\u7684\u9801\u9762\u4f86\u8655\u7406\u7559\u8a00\u7684\u63d0\u4ea4\uff1a<\/p>\n<pre>\n&lt;%@ page language=\"java\" contentType=\"text\/html; charset=UTF-8\" pageEncoding=\"UTF-8\"%&gt;\n&lt;%@ page import=\"java.sql.*\" %&gt;\n&lt;%\n    String username = request.getParameter(\"username\");\n    String message = request.getParameter(\"message\");\n\n    Connection conn = null;\n    PreparedStatement pstmt = null;\n\n    try {\n        Class.forName(\"com.mysql.cj.jdbc.Driver\");\n        conn = DriverManager.getConnection(\"jdbc:mysql:\/\/localhost:3306\/message_board\", \"username\", \"password\");\n        String sql = \"INSERT INTO messages (username, message) VALUES (?, ?)\";\n        pstmt = conn.prepareStatement(sql);\n        pstmt.setString(1, username);\n        pstmt.setString(2, message);\n        pstmt.executeUpdate();\n        response.sendRedirect(\"index.jsp\");\n    } catch (Exception e) {\n        e.printStackTrace();\n    } finally {\n        if (pstmt != null) try { pstmt.close(); } catch (SQLException e) {}\n        if (conn != null) try { conn.close(); } catch (SQLException e) {}\n    }\n%&gt;\n<\/pre>\n<h2 id=\"5-%e7%b8%bd%e7%b5%90-OTlFmiYvRE\">5. \u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u6210\u529f\u5730\u4f7f\u7528JSP\u9023\u63a5\u6578\u64da\u5eab\u5be6\u73fe\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u7559\u8a00\u677f\u529f\u80fd\u3002\u9019\u500b\u7559\u8a00\u677f\u4e0d\u50c5\u80fd\u5920\u986f\u793a\u7528\u6236\u7684\u7559\u8a00\uff0c\u9084\u80fd\u5920\u8b93\u7528\u6236\u63d0\u4ea4\u65b0\u7684\u7559\u8a00\u3002\u9019\u6a23\u7684\u529f\u80fd\u5728\u8a31\u591a\u7db2\u7ad9\u4e2d\u90fd\u975e\u5e38\u5be6\u7528\uff0c\u80fd\u5920\u589e\u5f37\u7528\u6236\u7684\u4e92\u52d5\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u89e3\u6c7a\u65b9\u6848\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5be6\u73feJSP\u7559\u8a00\u677f\u529f\u80fd\uff0c\u900f\u904eP\u9023\u63a5\u6578\u64da\u5eab\uff0c\u8f15\u9b06\u7ba1\u7406\u7559\u8a00\uff0c\u63d0\u5347\u4e92\u52d5\u6027\u8207\u7528\u6236\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-97076","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97076","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=97076"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97076\/revisions"}],"predecessor-version":[{"id":97077,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97076\/revisions\/97077"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97076"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97076"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97076"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}