ReflectionPermission.FromXml Method (SecurityElement)


Reconstructs a permission with a specified state from an XML encoding.

Namespace:   System.Security.Permissions
Assembly:  mscorlib (in mscorlib.dll)

Public Overrides Sub FromXml (
	esd As SecurityElement


Type: System.Security.SecurityElement

The XML encoding to use to reconstruct the permission.

Exception Condition

The esd parameter is null.


The esd parameter is not a valid permission element.


The esd parameter's version number is not valid.

The following code example shows the behavior of the FromXml method. This example is part of a larger example provided for the ReflectionPermission class.


The code example is intended to show the behavior of the method, not to demonstrate its use. In general, the methods of permission classes are used by the security infrastructure; they are not typically used in applications.

    Private Shared Sub ToFromXmlDemo()
        Dim memberAccessPerm As New ReflectionPermission(ReflectionPermissionFlag.MemberAccess)
        Dim restrictedMemberAccessPerm As New ReflectionPermission(PermissionState.None)
        Console.WriteLine("Result of ToFromXml = " + restrictedMemberAccessPerm.ToString())

    End Sub 'ToFromXmlDemo
End Class 'ReflectionPermissionDemo

.NET Framework
Available since 1.1
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