query.jsp

来自「哀伤的发生的发生的发生的方式打法色的,撒的发生的发生的发生的罚款ijhoiieh」· JSP 代码 · 共 72 行

JSP
72
字号
<%@page contentType="text/html; charset=gbk"  import="java.sql.*,java.util.*"  %>
<%@page errorPage="err.jsp"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gbk">
<title>插入数据</title>
</head>
<body>
<%!	String xuehao,name,sex,age,jiguan,department,sql; %>
<%! int i;%>
<%!	Connection conn;//定义数据库连接对象 %>
<%!	ResultSet rs;//定义结果集对象 %>

<%
  request.setCharacterEncoding("gbk");
  xuehao=request.getParameter("xuehao").trim();
  name=request.getParameter("name").trim();
 
  sex=request.getParameter("sex").trim();
 
  age=request.getParameter("age").trim();
  i=Integer.parseInt(age);
  jiguan=request.getParameter("jiguan").trim();
 
  department=request.getParameter("department").trim();
  
  if(xuehao.length()!=8){//检查学号的位数
	response.sendRedirect("err.jsp");
  }

  if(name.equals("")){//检查姓名是否为空
    response.sendRedirect("err.jsp");
  }

  try{
	String url ="jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ=D:/university.mdb" ; 
    Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
    Connection conn= DriverManager.getConnection(url); 
    Statement stmt=conn.createStatement(1004,1008);
	sql="select * from student where xuehao='"+xuehao+"'"; 
	rs=stmt.executeQuery(sql);
	if(rs.getRow()>0){
	  response.sendRedirect("err.jsp");
	}
	sql="insert into student(xuehao,name,sex,age,jiguan,dept)";
	

    sql=sql+"values('"+xuehao+"','"+name+"','"+sex+"',"+i+",'"+jiguan+"','"+department+"')";
	stmt.executeUpdate(sql);
	out.println("<font size=3 color=blue>正在处理信息,请稍后......</font>");
	
	stmt.close();
	conn.close();
  }
  catch(Exception e){
	response.sendRedirect("err.jsp");
	

  }
%>
<script>
function e()
{alert('操作成功');
location.href="list.jsp";
}
setTimeout("e()",4000);

</script>
</body>
</html>

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