RegistrationErrorInfo Classe

Définition

Espace de noms:

System.EnterpriseServices

Assembly:

System.EnterpriseServices.dll

Récupère les informations d’erreurs étendues concernant les méthodes relatives à plusieurs objets COM+. Les méthodes qui installent, importent et exportent des applications et des composants COM+ sont aussi incluses. Cette classe ne peut pas être héritée.

public ref class RegistrationErrorInfo sealed

[System.Serializable]
public sealed class RegistrationErrorInfo

[<System.Serializable>]
type RegistrationErrorInfo = class

Public NotInheritable Class RegistrationErrorInfo

Héritage

Object

RegistrationErrorInfo

Attributs

SerializableAttribute

Exemples

L’exemple de code suivant montre comment récupérer des informations d’erreur étendues sur les méthodes liées à plusieurs objets COM+.

try
{
   String^ applicationName = "Queued Component";
   String^ typeLibraryName = nullptr;
   RegistrationHelper^ helper = gcnew RegistrationHelper;
   // Call the InstallAssembly method passing it the name of the assembly to 
   // install as a COM+ application, the COM+ application name, and 
   // the name of the type library file.
   // Setting the application name and the type library to NULL (nothing in Visual Basic .NET
   // allows you to use the COM+ application name that is given in the assembly and 
   // the default type library name. The application name in the assembly metadata 
   // takes precedence over the application name you provide to InstallAssembly. 
   helper->InstallAssembly( "C:..\\..\\QueuedComponent.dll",  applicationName,  typeLibraryName, InstallationFlags::CreateTargetApplication );
   Console::WriteLine( "Registration succeeded: Type library {0} created.", typeLibraryName );
   Console::Read();

   // Create a RegistrationConfig object and set its attributes
   // Create a RegistrationHelper object, and call the InstallAssemblyFromConfig
   // method by passing the RegistrationConfiguration object to it as a 
   // reference object
   RegistrationConfig^ registrationConfiguration = gcnew RegistrationConfig;
   registrationConfiguration->AssemblyFile = "C:..\\..\\QueuedComponent.dll";
   registrationConfiguration->Application = "MyApp";
   registrationConfiguration->InstallationFlags = InstallationFlags::CreateTargetApplication;
   RegistrationHelper^ helperFromConfig = gcnew RegistrationHelper;
   helperFromConfig->InstallAssemblyFromConfig(  registrationConfiguration );
}
catch ( RegistrationException^ e ) 
{
   Console::WriteLine( e->Message );

   // Check whether the ErrorInfo property of the RegistrationException object is null. 
   // If there is no extended error information about 
   // methods related to multiple COM+ objects ErrorInfo will be null.
   if ( e->ErrorInfo != nullptr )
   {
      // Gets an array of RegistrationErrorInfo objects describing registration errors
      array<RegistrationErrorInfo^>^ registrationErrorInfos = e->ErrorInfo;
      
      // Iterate through the array of RegistrationErrorInfo objects and disply the 
      // ErrorString for each object.
      System::Collections::IEnumerator^ myEnum = registrationErrorInfos->GetEnumerator();
      while ( myEnum->MoveNext() )
      {
         RegistrationErrorInfo^ registrationErrorInfo = (RegistrationErrorInfo^)( myEnum->Current );
         Console::WriteLine( registrationErrorInfo->ErrorString );
      }
   }
   Console::Read();
}

try
{
    string applicationName = "Queued Component";			
    string typeLibraryName = null;
    RegistrationHelper helper = new RegistrationHelper();
    // Call the InstallAssembly method passing it the name of the assembly to
    // install as a COM+ application, the COM+ application name, and
    // the name of the type library file.
    // Setting the application name and the type library to NULL (nothing in Visual Basic .NET
    // allows you to use the COM+ application name that is given in the assembly and
    // the default type library name. The application name in the assembly metadata
    // takes precedence over the application name you provide to InstallAssembly.
    helper.InstallAssembly(@"C:..\..\QueuedComponent.dll", ref applicationName, ref typeLibraryName, InstallationFlags.CreateTargetApplication);
    Console.WriteLine("Registration succeeded: Type library {0} created.", typeLibraryName);
    Console.Read();

    // Create a RegistrationConfig object and set its attributes
    // Create a RegistrationHelper object, and call the InstallAssemblyFromConfig
    // method by passing the RegistrationConfiguration object to it as a
    // reference object
    RegistrationConfig registrationConfiguration = new RegistrationConfig();
    registrationConfiguration.AssemblyFile=@"C:..\..\QueuedComponent.dll";
    registrationConfiguration.Application = "MyApp";
    registrationConfiguration.InstallationFlags = InstallationFlags.CreateTargetApplication;
    RegistrationHelper helperFromConfig = new RegistrationHelper();
    helperFromConfig.InstallAssemblyFromConfig(ref registrationConfiguration);
}

catch(RegistrationException e)
{
    Console.WriteLine(e.Message);

    // Check whether the ErrorInfo property of the RegistrationException object is null.
    // If there is no extended error information about
    // methods related to multiple COM+ objects ErrorInfo will be null.
    if(e.ErrorInfo != null)
    {
        // Gets an array of RegistrationErrorInfo objects describing registration errors
        RegistrationErrorInfo[] registrationErrorInfos = e.ErrorInfo;

        // Iterate through the array of RegistrationErrorInfo objects and disply the
        // ErrorString for each object.

        foreach (RegistrationErrorInfo registrationErrorInfo in registrationErrorInfos)
        {
            Console.WriteLine(registrationErrorInfo.ErrorString);
        }
    }
    Console.Read();
}

Try
    Dim applicationName As String = "Queued Component"
    Dim typeLibraryName As String = Nothing
    Dim helper As New RegistrationHelper

    ' Call the InstallAssembly method passing it the name of the assembly to 
    ' install as a COM+ application, the COM+ application name, and 
    ' the name of the type library file.
    ' Setting the application name and the type library to NULL (nothing in Visual Basic .NET
    ' allows you to use the COM+ application name that is given in the assembly and 
    ' the default type library name. The application name in the assembly metadata 
    ' takes precedence over the application name you provide to InstallAssembly. 
    helper.InstallAssembly("C:..\..\QueuedComponent.dll", applicationName, typeLibraryName, InstallationFlags.CreateTargetApplication)
    MsgBox("Registration succeeded: Type library " & typeLibraryName & " created.")
    Console.Read()

    ' Create a RegistrationConfig object and set its attributes
    ' Create a RegistrationHelper object, and call the InstallAssemblyFromConfig
    ' method by passing the RegistrationConfiguration object to it as a 
    ' reference object
    Dim registrationConfiguration As New RegistrationConfig()
    registrationConfiguration.AssemblyFile = "C:..\..\QueuedComponent.dll"
    registrationConfiguration.Application = "MyApp"
    registrationConfiguration.InstallationFlags = InstallationFlags.CreateTargetApplication
    Dim helperFromConfig As New RegistrationHelper()
    helperFromConfig.InstallAssemblyFromConfig(registrationConfiguration)

Catch e As RegistrationException
    MsgBox(e.Message)

    ' Check whether the ErrorInfo property of the RegistrationException object is null. 
    ' If there is no extended error information about 
    ' methods related to multiple COM+ objects ErrorInfo will be null.
    If Not (e.ErrorInfo Is Nothing) Then
        ' Gets an array of RegistrationErrorInfo objects describing registration errors
        Dim registrationErrorInfos As RegistrationErrorInfo() = e.ErrorInfo

        ' Iterate through the array of RegistrationErrorInfo objects and disply the 
        ' ErrorString for each object.
        Dim registrationErrorInfo As RegistrationErrorInfo
        For Each registrationErrorInfo In registrationErrorInfos
            MsgBox(registrationErrorInfo.ErrorString)
        Next registrationErrorInfo
    End If
    Console.Read()
End Try

Propriétés

ErrorCode	Obtient le code d’erreur pour l’objet ou le fichier.
ErrorString	Obtient la description du ErrorCode.
MajorRef	Obtient la valeur de clé pour l’objet qui a provoqué l’erreur, le cas échéant.
MinorRef	Obtient une spécification précise de l’élément qui a provoqué l’erreur, telle que le nom d’une propriété.
Name	Obtient le nom de l’objet ou du fichier qui a provoqué l’erreur.

Méthodes

Equals(Object)	Détermine si l'objet spécifié est égal à l'objet actuel. (Hérité de Object)
GetHashCode()	Fait office de fonction de hachage par défaut. (Hérité de Object)
GetType()	Obtient le Type de l'instance actuelle. (Hérité de Object)
MemberwiseClone()	Crée une copie superficielle du Object actuel. (Hérité de Object)
ToString()	Retourne une chaîne qui représente l'objet actuel. (Hérité de Object)