本文整理汇总了C#中System.Net.DnsPermissionAttribute类的典型用法代码示例。如果您正苦于以下问题：C# DnsPermissionAttribute类的具体用法？C# DnsPermissionAttribute怎么用？C# DnsPermissionAttribute使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
DnsPermissionAttribute类属于System.Net命名空间，在下文中一共展示了DnsPermissionAttribute类的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetIPAddress
//Uses the DnsPermissionAttribute to restrict access only to those who have permission.
[DnsPermission(SecurityAction.Demand, Unrestricted = true)]
public class MyClass
{
public static IPAddress GetIPAddress()
{
IPAddress ipAddress = Dns.Resolve("localhost").AddressList[0];
return ipAddress;
}
public static void Main()
{
try
{
//Grants Access.
Console.WriteLine(" Access granted\n The local host IP Address is :" +
MyClass.GetIPAddress().ToString());
}
// Denies Access.
catch (SecurityException securityException)
{
Console.WriteLine("Access denied");
Console.WriteLine(securityException.ToString());
}