RolePrincipal.Identity Property
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets the security identity for the current HTTP request.
public:
property System::Security::Principal::IIdentity ^ Identity { System::Security::Principal::IIdentity ^ get(); };
public:
virtual property System::Security::Principal::IIdentity ^ Identity { System::Security::Principal::IIdentity ^ get(); };
public System.Security.Principal.IIdentity Identity { get; }
public override System.Security.Principal.IIdentity Identity { get; }
member this.Identity : System.Security.Principal.IIdentity
Public ReadOnly Property Identity As IIdentity
Public Overrides ReadOnly Property Identity As IIdentity
Property Value
The security identity for the current HTTP request.
Implements
Examples
The following example displays role-caching information for the current user if role management is enabled. For information on enabling role management, see the Roles class.
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Web.Security" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
public void Page_Load()
{
try
{
RolePrincipal r = (RolePrincipal)User;
IsCachedLabel.Text = r.IsRoleListCached.ToString();
CacheChangedLabel.Text = r.CachedListChanged.ToString();
ExpiredLabel.Text = r.Expired.ToString();
VersionLabel.Text = r.Version.ToString();
IssueDateLabel.Text = r.IssueDate.ToString();
ExpireDateLabel.Text = r.ExpireDate.ToString();
CookiePathLabel.Text = r.CookiePath;
Msg.Text = "";
}
catch (InvalidCastException)
{
Msg.Text = "User is not of type RolePrincipal. Are roles enabled?";
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Role Information</title>
</head>
<body>
<form id="form1" runat="server">
Role Information for <b><%=User.Identity.Name%></b>.<br />
<asp:Label id="Msg" runat="Server" ForeColor="maroon" /><br />
<table border="1" cellpadding="4" cellspacing="4">
<tr>
<td>IsRoleListCached</td>
<td><asp:Label id="IsCachedLabel" runat="Server" /></td>
</tr>
<tr>
<td>CachedListChanged</td>
<td><asp:Label id="CacheChangedLabel" runat="Server" /></td>
</tr>
<tr>
<td>Expired</td>
<td><asp:Label id="ExpiredLabel" runat="Server" /></td>
</tr>
<tr>
<td>Version</td>
<td><asp:Label id="VersionLabel" runat="Server" /></td>
</tr>
<tr>
<td>IssueDate</td>
<td><asp:Label id="IssueDateLabel" runat="Server" /></td>
</tr>
<tr>
<td>ExpireDate</td>
<td><asp:Label id="ExpireDateLabel" runat="Server" /></td>
</tr>
<tr>
<td>CookiePath</td>
<td><asp:Label id="CookiePathLabel" runat="Server" /></td>
</tr>
</table>
</form>
</body>
</html>
<%@ Page Language="VB" %>
<%@ Import Namespace="System.Web.Security" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
Public Sub Page_Load()
Try
Dim r As RolePrincipal = CType(User, RolePrincipal)
IsCachedLabel.Text = r.IsRoleListCached.ToString()
CacheChangedLabel.Text = r.CachedListChanged.ToString()
ExpiredLabel.Text = r.Expired.ToString()
VersionLabel.Text = r.Version.ToString()
IssueDateLabel.Text = r.IssueDate.ToString()
ExpireDateLabel.Text = r.ExpireDate.ToString()
CookiePathLabel.Text = r.CookiePath
Msg.Text = ""
Catch e As InvalidCastException
Msg.Text = "User is not of type RolePrincipal. Are roles enabled?"
End Try
End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Role Information</title>
</head>
<body>
<form id="form1" runat="server">
Role Information for <b><%=User.Identity.Name%></b>.<br />
<asp:Label id="Msg" runat="Server" ForeColor="maroon" /><br />
<table border="1" cellpadding="4" cellspacing="4">
<tr>
<td>IsRoleListCached</td>
<td><asp:Label id="IsCachedLabel" runat="Server" /></td>
</tr>
<tr>
<td>CachedListChanged</td>
<td><asp:Label id="CacheChangedLabel" runat="Server" /></td>
</tr>
<tr>
<td>Expired</td>
<td><asp:Label id="ExpiredLabel" runat="Server" /></td>
</tr>
<tr>
<td>Version</td>
<td><asp:Label id="VersionLabel" runat="Server" /></td>
</tr>
<tr>
<td>IssueDate</td>
<td><asp:Label id="IssueDateLabel" runat="Server" /></td>
</tr>
<tr>
<td>ExpireDate</td>
<td><asp:Label id="ExpireDateLabel" runat="Server" /></td>
</tr>
<tr>
<td>CookiePath</td>
<td><asp:Label id="CookiePathLabel" runat="Server" /></td>
</tr>
</table>
</form>
</body>
</html>
Remarks
The Identity of a RolePrincipal object is set when the RolePrincipal constructor is called.
Applies to
See also
反馈
https://aka.ms/ContentUserFeedback。
即将发布:在整个 2024 年,我们将逐步淘汰作为内容反馈机制的“GitHub 问题”,并将其取代为新的反馈系统。 有关详细信息,请参阅:提交和查看相关反馈