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?
Answers were Sorted based on User's Feedback
Answer / a
http://www.codeproject.com/KB/webforms/NingLiangSimpleContro
l.aspx
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / 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>
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / b
using System;
using System.Data;
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 string expand = 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 (Request.QueryString["expand"] != null) {
expand = Request.QueryString["expand"].ToString
();
}
if (Session["projCode"] != null && Session
["projCode"].ToString() != string.Empty) {
if (expand.Equals("1")) {
Session["projCode"] = Session
["projCode"].ToString() + projCode + ",";
} else {
Session["projCode"] = Session
["projCode"].ToString().Replace((projCode + ","), "");
}
} else {
Session["projCode"] = projCode + ",";
}
string sProjCode = string.Empty;
sProjCode = Session["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>");
if (sProjCode.IndexOf(dst.Tables[0].Rows[i]
["ProjCode"].ToString()) >= 0) {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=0\"><img
src=\"../Images/close.GIF\" /></a>");
} else {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=1\"><img
src=\"../Images/open.GIF\" /></a>");
}
sb.Append("</td>");
sb.Append("<td>");
if (sProjCode.IndexOf(dst.Tables[0].Rows[i]
["ProjCode"].ToString()) >= 0) {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=0\">" + dst.Tables[0].Rows[i]
["ProjDesc"] + "</a>");
} else {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=1\">" + dst.Tables[0].Rows[i]
["ProjDesc"] + "</a>");
}
sb.Append("</td>");
sb.Append("</tr>");
sb.Append("<tr>");
sb.Append("<td colspan=\"2\">");
if (!sProjCode.Equals(string.Empty) &&
(sProjCode.IndexOf(dst.Tables[0].Rows[i]
["ProjCode"].ToString()) >= 0) ) {
DataSet dstNew = new DataSet();
dstNew = PopulateData.LoadDivision
(dst.Tables[0].Rows[i]["ProjCode"].ToString());
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>");
}
sb.Append("<tr>");
sb.Append("<td>");
}
projTable = sb.ToString();
}
}
}
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / a
/* Alternate row color */
for (int j = 0; j < dstNew.Tables[0].Rows.Count; j++) {
if (j % 2 == 0) {
sb.Append("<tr class=\"row\">");
}else{
sb.Append("<tr
class=\"altRow\">");
}
sb.Append("<td>" + dstNew.Tables
[0].Rows[j]["DivisionID"] + "</td>");
sb.Append("<td>" + dstNew.Tables
[0].Rows[j]["DivisionName"] + "</td>");
sb.Append("</tr>");
}
/* Style */
.row{
background-color:Gray;
}
.alrRow{
background-color:Olive;
}
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / a
using System;
using System.Data;
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 string expand = string.Empty;
public string expandAll = 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 (Request.QueryString["expand"] != null) {
expand = Request.QueryString["expand"].ToString
();
}
if (Request.QueryString["expandAll"] != null) {
expandAll = Request.QueryString
["expandAll"].ToString();
}
if (expandAll.Equals("1")) {
Session.Remove("projCode");
for (int i = 0; i < dst.Tables[0].Rows.Count;
i++) {
if (Session["projCode"] != null && Session
["projCode"].ToString() != string.Empty) {
Session["projCode"] = Session
["projCode"].ToString() + dst.Tables[0].Rows[i]
["ProjCode"].ToString() + ",";
} else {
Session["projCode"] = dst.Tables[0].Rows
[i]["ProjCode"].ToString() + ",";
}
}
} else if (expandAll.Equals("0")) {
Session.Remove("projCode");
}
if (Session["projCode"] != null && Session
["projCode"].ToString() != string.Empty) {
if (expand.Equals("1")) {
Session["projCode"] = Session
["projCode"].ToString() + projCode + ",";
} else if(expand.Equals("0")) {
Session["projCode"] = Session
["projCode"].ToString().Replace((projCode + ","), "");
}
} else {
if (!projCode.Equals(string.Empty)) {
Session["projCode"] = projCode + ",";
} else {
Session["projCode"] = string.Empty;
}
}
string sProjCode = string.Empty;
sProjCode = Session["projCode"].ToString();
sb.Append("<tr>");
sb.Append("<td>");
if (expandAll.Equals("1")) {
sb.Append("<a href=\"../UI/Default3.aspx?
expandAll=0\">Collapse all</a>");
} else {
sb.Append("<a href=\"../UI/Default3.aspx?
expandAll=1\">Expand all</a>");
}
sb.Append("</td>");
sb.Append("</tr>");
if(dst.Tables[0].Rows.Count > 0){
for (int i = 0; i < dst.Tables[0].Rows.Count;
i++) {
sb.Append("<tr>");
sb.Append("<td>");
if (sProjCode.IndexOf(dst.Tables[0].Rows[i]
["ProjCode"].ToString()) >= 0) {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=0\"><img
src=\"../Images/close.GIF\" /></a>");
} else {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=1\"><img
src=\"../Images/open.GIF\" /></a>");
}
sb.Append("</td>");
sb.Append("<td>");
if (sProjCode.IndexOf(dst.Tables[0].Rows[i]
["ProjCode"].ToString()) >= 0) {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=0\">" + dst.Tables[0].Rows[i]
["ProjDesc"] + "</a>");
} else {
sb.Append("<a
href=\"../UI/Default3.aspx?projCode=" + dst.Tables[0].Rows
[i]["ProjCode"] + "&expand=1\">" + dst.Tables[0].Rows[i]
["ProjDesc"] + "</a>");
}
sb.Append("</td>");
sb.Append("</tr>");
sb.Append("<tr>");
sb.Append("<td colspan=\"2\">");
if ((!sProjCode.Equals(string.Empty) &&
(sProjCode.IndexOf(dst.Tables[0].Rows[i]
["ProjCode"].ToString()) >= 0))) {
DataSet dstNew = new DataSet();
dstNew = PopulateData.LoadDivision
(dst.Tables[0].Rows[i]["ProjCode"].ToString());
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++) {
if (j % 2 == 0) {
sb.Append("<tr class=\"row\">");
}else{
sb.Append("<tr
class=\"altRow\">");
}
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>");
}
sb.Append("</td>");
sb.Append("</tr>");
}
projTable = sb.ToString();
}
}
}
| Is This Answer Correct ? | 0 Yes | 0 No |
Differentiate between file-based dependency and key-based dependency.
Disable Mouse right click on web page in asp.net?
What are the new features added from ASP to ASP.NET?
What is event in asp.net?
What are the different types of sessions in asp.net?
What is custom attribute? How to create?
Explain diff. Between friend and protected friend?
What does asp in asp.net stand for?
If I have more than one version of one assemblies, then how will I use old version (how/where to specify version number?) In my application?
What is the sequence in which ASP.NET events are processed?
What is the difference between session and application?
What is the use of session in web application?
Visual Basic (800)
C Sharp (3816)
ASP.NET (3180)
VB.NET (461)
COM+ (79)
ADO.NET (717)
IIS (369)
MTS (11)
Crystal Reports (81)
BizTalk (89)
Dot Net (2435)
Exchange Server (362)
SharePoint (720)
WCF (340)
MS Office Microsoft (6963)
LINQ Language-Integrated Query (317)
WPF (371)
TypeScript (144)
Microsoft Related AllOther (311)