ContextUtil.ApplicationInstanceId 属性

定义

命名空间:

System.EnterpriseServices

程序集:

System.EnterpriseServices.dll

获取当前应用程序实例的 GUID。

public:
 static property Guid ApplicationInstanceId { Guid get(); };

public static Guid ApplicationInstanceId { get; }

static member ApplicationInstanceId : Guid

Public Shared ReadOnly Property ApplicationInstanceId As Guid

属性值

Guid

当前应用程序实例的 GUID。

例外

COMException

没有可用的 COM+ 上下文。

PlatformNotSupportedException

此平台不是 Windows XP 或更高版本。

示例

下面的代码示例获取 属性的值 ApplicationInstanceId 。

[Synchronization(SynchronizationOption::Required)]
public ref class ContextUtil_ApplicationInstanceId: public ServicedComponent
{
public:
   void Example()
   {
      // Display the ApplicationInstanceId associated with the current COM+
      // context.
      Console::WriteLine( "Application Instance ID: {0}", 
         ContextUtil::ApplicationInstanceId );
   }
};

[Synchronization(SynchronizationOption.Required)]
public class ContextUtil_ApplicationInstanceId : ServicedComponent
{
    public void Example()
    {
        // Display the ApplicationInstanceId associated with the current COM+
        // context.
        Console.WriteLine("Application Instance ID: {0}",
            ContextUtil.ApplicationInstanceId);
    }
}

<Synchronization(SynchronizationOption.Required)>  _
Public Class ContextUtil_ApplicationInstanceId
    Inherits ServicedComponent
    
    Public Sub Example() 
        ' Display the ApplicationInstanceId associated with the current COM+
        ' context.
        MsgBox("Application Instance ID: " & ContextUtil.ApplicationInstanceId.ToString())

    
    End Sub
End Class