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If I'm developing an application that must accommodate
multiple security levels though secure login and my ASP.NET
web application is spanned across three web-servers (using
round-robin load balancing) what would be the best approach
to maintain login-in state for the users?
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Answer Posted / a
/* Deafult.aspx.cs */
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.Text;
public partial class UI_Default3 : System.Web.UI.Page
{
public string projTable = string.Empty;
public string projCode = string.Empty;
public DataSet dst = null;
protected void Page_Load(object sender, EventArgs e)
{
dst = new DataSet();
dst = PopulateData.LoadProject();
StringBuilder sb = new StringBuilder();
if (Request.QueryString["projCode"] != null) {
projCode = Request.QueryString
["projCode"].ToString();
}
if(dst.Tables[0].Rows.Count > 0){
for (int i = 0; i < dst.Tables[0].Rows.Count;
i++) {
sb.Append("<tr>");
sb.Append("<td>");
sb.Append("<a href=\"../UI/Default3.aspx?
projCode=" + dst.Tables[0].Rows[i]["ProjCode"] + "\"><img
src=\"../Images/Tree.GIF\" /></a>");
sb.Append("</td>");
sb.Append("<td>");
sb.Append("<a href=\"../UI/Default3.aspx?
projCode=" + dst.Tables[0].Rows[i]["ProjCode"] + "\">" +
dst.Tables[0].Rows[i]["ProjDesc"] + "</a>");
sb.Append("</td>");
sb.Append("</tr>");
sb.Append("<tr>");
sb.Append("<td colspan=\"2\">");
if (!projCode.Equals(string.Empty) &&
projCode.Equals(dst.Tables[0].Rows[i]["ProjCode"].ToString
())) {
DataSet dstNew = new DataSet();
dstNew = PopulateData.LoadDivision
(projCode);
sb.Append("<table border=\"1\" >");
sb.Append("<tr>");
sb.Append("<td>Division ID</td>");
sb.Append("<td>Division Name</td>");
sb.Append("</tr>");
for (int j = 0; j < dstNew.Tables
[0].Rows.Count; j++) {
sb.Append("<tr>");
sb.Append("<td>" + dstNew.Tables
[0].Rows[j]["DivisionID"] + "</td>");
sb.Append("<td>" + dstNew.Tables
[0].Rows[j]["DivisionName"] + "</td>");
sb.Append("</tr>");
}
sb.Append("</table>");
projCode = string.Empty;
}
sb.Append("<tr>");
sb.Append("<td>");
}
projTable = sb.ToString();
}
}
}
-----------------------------------------------------------
/* Default.aspx */
<%@ Page Language="C#" AutoEventWireup="true"
CodeFile="Default3.aspx.cs" Inherits="UI_Default3" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0
Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-
transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<table>
<% =projTable %>
</table>
</div>
</form>
</body>
</html>
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