/* Mastering Visual C# .NET by Jason Price, Mike Gunderloy Publisher: Sybex; ISBN: 0782129110 */ /* Example19_8.cs illustrates declarative role-based security */ using System; using System.IO; using System.Security.Permissions; [PrincipalPermissionAttribute(SecurityAction.Demand, Role="Administrators")] public class Example19_8 { public static void Main() { // Create a new file to work with FileStream fsOut = File.Create(@"c: emp est.txt"); // Create a StreamWriter to handle writing StreamWriter sw = new StreamWriter(fsOut); // And write some data sw.WriteLine("'Twas brillig, and the slithy toves"); sw.WriteLine("Did gyre and gimble in the wabe."); sw.Flush(); sw.Close(); } }