📄 hello.jsp

📁 一个功能简单的图书馆管理系统

💻 JSP

字号:

<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ page import="java.sql.*" %>
<%@ page import="java.lang.String.*" %>
<%!
    public String codeToString(String str)
     {
       String s=str;
       try
       {
         byte temp[]=s.getBytes("ISO_8859_1");
         s=new String (temp);
         return s;
       }
       catch(Exception e)
       {
         return s;
       }
     }
%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" />
<title>hello</title>
</head>
   <%
      Connection con=null;
      Statement sql=null;
      ResultSet rs=null;
	  String inputid=null;
	  String inputword=null;
	  String sqlString=null;
	  String input=null;
	  inputid=request.getParameter("userid");
	  inputword=request.getParameter("password");
	  input=request.getParameter("select");
	  out.print(inputid);
	  out.print(inputword);
	  out.print("slect=" + input);
	  sqlString="select * from admin where adminid = '"+inputid+"'";
      Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
      con=DriverManager.getConnection("jdbc:odbc:datebase","sa","123");
      sql=con.createStatement();
	  rs=sql.executeQuery(sqlString);
		if(!rs.next())
		{
		out.print("<table><tr><td>您输入的信息有错误</td></tr></table>");
		}
		else
		{
			
			if(inputword.compareTo(rs.getString(2))!=0)
			out.print("<table><tr><td>您输入的密码有错误</td></tr></table>");
		
			else
			{
			%>
		
<body>
<center>

weishdadjsakldjalsjdlkkkkkkkkkkkkkkk

</center></body>
<% }
}%>



</html>

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