WebRoot/UpdateStudentData.jsp

（完整代码） 1KB 

<%@ page language="java" import="java.util.*,java.sql.*,com.db.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'UpdateStudentData.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
    	<%
    	request.setCharacterEncoding("UTF-8");
      String studentNumber=request.getParameter("studentNumber");
      String studentName=request.getParameter("studentName");
      String studentSex=request.getParameter("studentSex");
      int studentAge=Integer.parseInt(request.getParameter("studentAge"));
      int studentWeight=Integer.parseInt(request.getParameter("studentWeight"));
      


      
      Connection conn=null;
      PreparedStatement ps=null;
      try{
      conn=DBConnection.getConn();
      ps=conn.prepareStatement("update Student set studentName=?,studentSex=?,studentAge=?,studentWeight=? where studentNumber=?");
      
      ps.setString(1,studentName);
      ps.setString(2,studentSex);
      ps.setInt(3,studentAge);
      ps.setInt(4,studentWeight);
      ps.setString(5,studentNumber);
      int i=ps.executeUpdate();
      if(i>0)
        response.sendRedirect("StuAdmin.jsp");
      }catch(Exception e){
      e.printStackTrace();
      }finally{
        DBConnection.close(null,ps,conn);
        //response.sendRedirect("StuAdmin.jsp");
        
      }
    	 %>
  </body>
</html>

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