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#2
lampeter1232009-11-06 10:19
<%@ page language="java" contentType="text/html; charset=gbk"
pageEncoding="gbk"%> <%@ page import="java.sql.*" %> <% request.setCharacterEncoding("gbk");//解决乱码问题 String action = request.getParameter("action");//接受参数 if(action != null && action.equals("post")) { String title = request.getParameter("title"); String cont = request.getParameter("cont"); cont = cont.replaceAll("\n" , "<br>"); Class.forName("com.mysql.jdbc.Driver");//连接MySQL数据库 String url = "jdbc:mysql://localhost/bbs?user=root&password=root"; Connection conn = DriverManager.getConnection(url); conn.setAutoCommit(false); String sql = "insert into article values (null, 0, ?, ?, ?, now(), 0)";//SQL语句,插入数据 PreparedStatement pstmt = conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS); Statement stmt = conn.createStatement(); pstmt.setInt(1, -1);//将-1插入到PreparedStatement的第一个? pstmt.setString(2, title);//将title插入到PreparedStatement的第二个? pstmt.setString(3, cont););//将cont插入到PreparedStatement的第三个? pstmt.executeUpdate(); ResultSet rsKey = pstmt.getGeneratedKeys(); rsKey.next(); int key = rsKey.getInt(1); rsKey.close(); stmt.executeUpdate("update article set rootid = " + key + " where id = " + key); (); conn.setAutoCommit(true); stmt.close(); pstmt.close(); conn.close(); response.sendRedirect("index.jsp");跳转回首页 } %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www. <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gbk"> <title>Insert title here</title> </head> <body> <form action="Post.jsp" method="post"> <input type="hidden" name="action" value="post"> <table border="1"> <tr> <td> <input type="text" name="title" size="80"> </td> </tr> <tr> <td> <textarea cols="80" rows="12" name="cont"></textarea> </td> </tr> <tr> <td> <input type="submit" value="提交"> </td> </tr> </table> </form> </body> </html> [ 本帖最后由 lampeter123 于 2009-11-6 10:27 编辑 ] |
怎么将jsp表单里的数据按“提交”就自动保存进MySQL数据库????高手举例讲讲呗