DataProtectionPermissionAttribute Class
Assembly: System.Security (in system.security.dll)
'Declaration <SerializableAttribute> _ <AttributeUsageAttribute(AttributeTargets.Assembly Or AttributeTargets.Class Or AttributeTargets.Struct Or AttributeTargets.Constructor Or AttributeTargets.Method, AllowMultiple:=True, Inherited:=False)> _ Public NotInheritable Class DataProtectionPermissionAttribute Inherits CodeAccessSecurityAttribute 'Usage Dim instance As DataProtectionPermissionAttribute
/** @attribute SerializableAttribute() */ /** @attribute AttributeUsageAttribute(AttributeTargets.Assembly|AttributeTargets.Class|AttributeTargets.Struct|AttributeTargets.Constructor|AttributeTargets.Method, AllowMultiple=true, Inherited=false) */ public final class DataProtectionPermissionAttribute extends CodeAccessSecurityAttribute
SerializableAttribute AttributeUsageAttribute(AttributeTargets.Assembly|AttributeTargets.Class|AttributeTargets.Struct|AttributeTargets.Constructor|AttributeTargets.Method, AllowMultiple=true, Inherited=false) public final class DataProtectionPermissionAttribute extends CodeAccessSecurityAttribute
The scope of the declaration that is allowed depends on the SecurityAction value that is used.
The security information declared by a security attribute is stored in the metadata of the attribute target and is accessed by the system at run time. DataProtectionPermissionAttribute is used only for declarative security. For imperative security, use the DataProtectionPermission class.
The following code example shows the use of the DataProtectionPermissionAttribute. This code example is part of a larger example provided for the DataProtectionPermission class.
<DataProtectionPermission( _
SecurityAction.Deny, _
Flags:=DataProtectionPermissionFlags.ProtectData)> _
Private Sub TryProtectData()
Try
ProtectData()
Catch ex As SecurityException
Dim protectionPermission As DataProtectionPermission
protectionPermission = _
CType(ex.DenySetInstance, DataProtectionPermission)
WriteLine("Security exception thrown when attempting: " + _
protectionPermission.Flags.ToString())
End Try
End Sub
/** @attribute DataProtectionPermission(SecurityAction.Deny,
Flags = DataProtectionPermissionFlags.ProtectData)
*/
private static void TryProtectData()
{
try {
ProtectData();
return;
}
catch (System.Security.SecurityException e) {
Console.WriteLine("A security exception thrown when attempting:"
+ ((DataProtectionPermission)(e.get_DenySetInstance())).
get_Flags());
return;
}
} //TryProtectData
System.Attribute
System.Security.Permissions.SecurityAttribute
System.Security.Permissions.CodeAccessSecurityAttribute
System.Security.Permissions.DataProtectionPermissionAttribute
Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.