本文整理汇总了VB.NET中System.Net.Authorization.ProtectionRealm属性的典型用法代码示例。如果您正苦于以下问题：VB.NET Authorization.ProtectionRealm属性的具体用法？VB.NET Authorization.ProtectionRealm怎么用？VB.NET Authorization.ProtectionRealm使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。
在下文中一共展示了Authorization.ProtectionRealm属性的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VB.NET代码示例。
示例1: Authenticate
Function Authenticate(ByVal challenge As String, ByVal request As WebRequest, ByVal credentials As ICredentials) As Authorization Implements IAuthenticationModule.Authenticate
Try
Dim message As String
' Check if Challenge string was raised by a site which requires 'CloneBasic' authentication.
If challenge Is Nothing Or Not challenge.StartsWith("CloneBasic") Then
Return Nothing
End If
Dim myCredentials As NetworkCredential
If TypeOf credentials Is CredentialCache Then
myCredentials = credentials.GetCredential(request.RequestUri, "CloneBasic")
If myCredentials Is Nothing Then
Return Nothing
End If
Else
myCredentials = CType(credentials, NetworkCredential)
End If
' Message encryption scheme :
' a)Concatenate username and password seperated by space
' b)Apply ASCII encoding to obtain a stream of bytes
' c)Apply Base64 Encoding to this array of bytes to obtain our encoded authorization message
message = myCredentials.UserName + " " + myCredentials.Password
' Apply AsciiEncoding to 'message' string to obtain it as an array of bytes.
Dim ascii As Encoding = Encoding.ASCII
Dim byteArray(ascii.GetByteCount(message)) As Byte
byteArray = ascii.GetBytes(message)
' Performing Base64 transformation.
message = Convert.ToBase64String(byteArray)
Dim myAuthorization As New Authorization("CloneBasic " + message, True)
Dim protectionRealm() As String = {request.RequestUri.AbsolutePath}
myAuthorization.ProtectionRealm = protectionRealm
Return myAuthorization
Catch e As Exception
Console.WriteLine("The following exception was raised in Authenticate method:{0}", e.Message)
Return Nothing
End Try
End Function 'Authenticate