RegistrationErrorInfo 类

定义

命名空间:

System.EnterpriseServices

程序集:

System.EnterpriseServices.dll

检索与多个 COM+ 对象相关的方法有关的扩展错误信息。 这还包括安装、导入和导出 COM+ 应用程序和组件的方法。 此类不能被继承。

public ref class RegistrationErrorInfo sealed

[System.Serializable]
public sealed class RegistrationErrorInfo

[<System.Serializable>]
type RegistrationErrorInfo = class

Public NotInheritable Class RegistrationErrorInfo

继承

Object

RegistrationErrorInfo

属性

SerializableAttribute

示例

下面的代码示例演示如何检索有关多个 COM+ 对象相关方法的扩展错误信息。

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

属性

ErrorCode	获取对象或文件的错误代码。
ErrorString	获取 ErrorCode 的说明。
MajorRef	如果适用，获取导致该错误的对象的键值。
MinorRef	获取导致错误的项的精确说明，例如属性名。
Name	获取导致错误的对象或文件的名称。

方法

Equals(Object)	确定指定对象是否等于当前对象。 (继承自 Object)
GetHashCode()	作为默认哈希函数。 (继承自 Object)
GetType()	获取当前实例的 Type。 (继承自 Object)
MemberwiseClone()	创建当前 Object 的浅表副本。 (继承自 Object)
ToString()	返回表示当前对象的字符串。 (继承自 Object)