本文整理汇总了VB.NET中System.Runtime.Remoting.Messaging.CallContext.GetData方法的典型用法代码示例。如果您正苦于以下问题：VB.NET CallContext.GetData方法的具体用法？VB.NET CallContext.GetData怎么用？VB.NET CallContext.GetData使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Runtime.Remoting.Messaging.CallContext的用法示例。
在下文中一共展示了CallContext.GetData方法的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: HelloServiceClass
' 导入命名空间
Imports System.Text
Imports System.Runtime.Remoting.Messaging
Imports System.Security.Principal
Imports System.Security.Permissions
Public Class HelloServiceClass
Inherits MarshalByRefObject
Private Shared n_instances As Integer
Private instanceNum As Integer
Public Sub New()
n_instances += 1
instanceNum = n_instances
Console.WriteLine(Me.GetType().Name + " has been created. Instance # = {0}", instanceNum)
End Sub
Protected Overrides Sub Finalize()
Console.WriteLine("Destroyed instance {0} of HelloServiceClass.", instanceNum)
MyBase.Finalize()
End Sub
<PermissionSet(SecurityAction.LinkDemand)> _
Public Function HelloMethod(name As [String]) As [String]
'Extract the call context data
Dim data As LogicalCallContextData = CType(CallContext.GetData("test data"), LogicalCallContextData)
Dim myPrincipal As IPrincipal = data.Principal
'Check the user identity
If myPrincipal.Identity.Name = "Bob" Then
Console.WriteLine()
Console.WriteLine("Hello {0}, you are identified!", myPrincipal.Identity.Name)
Console.WriteLine(data.numOfAccesses)
Else
Console.WriteLine("Go away! You are not identified!")
Return [String].Empty
End If
' calculate and return result to client
Return "Hi there " + name + "."
End Function 'HelloMethod
End Class