IMethodReturnMessage.OutArgCount プロパティ

メソッドの呼び出しの引数のうち、 ref パラメータまたは out パラメータとしてマークされた引数の数を取得します。

ReadOnly Property OutArgCount As Integer
[C#]
int OutArgCount {get;}
[C++]
__property int get_OutArgCount();
[JScript]
function get OutArgCount() : int;

プロパティ値

メソッドの呼び出しの引数のうち、 ref パラメータまたは out パラメータとしてマークされた引数の数。

例外

使用例

[Visual Basic, C#, C++] RealProxy.Invoke をオーバーライドして、返されたメッセージの情報をコンソールに書き込むカスタム プロキシについては、次のコード例を参照してください。

 
Public Overrides Function Invoke(myMessage As IMessage) As IMessage
   Dim myCallMessage As IMethodCallMessage = CType(myMessage, IMethodCallMessage)

   Dim myIMethodReturnMessage As IMethodReturnMessage = RemotingServices. _
      ExecuteMessage(myMarshalByRefObject, myCallMessage)

   Console.WriteLine("Method name : " + myIMethodReturnMessage.MethodName)
   Console.WriteLine("The return value is : " + myIMethodReturnMessage.ReturnValue)
   
   ' Get number of 'ref' and 'out' parameters.
   Dim myArgOutCount As Integer = myIMethodReturnMessage.OutArgCount
   Console.WriteLine("The number of 'ref', 'out' parameters are : " + _
      myIMethodReturnMessage.OutArgCount.ToString())
   ' Gets name and values of 'ref' and 'out' parameters.
   Dim i As Integer
   For i = 0 To myArgOutCount - 1
      Console.WriteLine("Name of argument {0} is '{1}'.", i, _
         myIMethodReturnMessage.GetOutArgName(i))
      Console.WriteLine("Value of argument {0} is '{1}'.", i, _
         myIMethodReturnMessage.GetOutArg(i))
   Next i
   Console.WriteLine()
   Dim myObjectArray As Object() = myIMethodReturnMessage.OutArgs
   For i = 0 To myObjectArray.Length - 1
      Console.WriteLine("Value of argument {0} is '{1}' in OutArgs", i, myObjectArray(i))
   Next i
   Return myIMethodReturnMessage
End Function 'Invoke

[C#] 
public override IMessage Invoke(IMessage myMessage)
{
   IMethodCallMessage myCallMessage = (IMethodCallMessage)myMessage;

   IMethodReturnMessage myIMethodReturnMessage =
      RemotingServices.ExecuteMessage(myMarshalByRefObject, myCallMessage);

   Console.WriteLine("Method name : " + myIMethodReturnMessage.MethodName);
   Console.WriteLine("The return value is : " + myIMethodReturnMessage.ReturnValue);

   // Get number of 'ref' and 'out' parameters.
   int myArgOutCount = myIMethodReturnMessage.OutArgCount;
   Console.WriteLine("The number of 'ref', 'out' parameters are : " +
      myIMethodReturnMessage.OutArgCount);
   // Gets name and values of 'ref' and 'out' parameters.
   for(int i = 0; i < myArgOutCount; i++)
   {
      Console.WriteLine("Name of argument {0} is '{1}'.",
         i, myIMethodReturnMessage.GetOutArgName(i));
      Console.WriteLine("Value of argument {0} is '{1}'.",
         i, myIMethodReturnMessage.GetOutArg(i));
   }
   Console.WriteLine();
   object[] myObjectArray = myIMethodReturnMessage.OutArgs; 
   for(int i = 0; i < myObjectArray.Length; i++)
      Console.WriteLine("Value of argument {0} is '{1}' in OutArgs",
         i, myObjectArray[i]);
   return myIMethodReturnMessage;
}

[C++] 
public:
    IMessage* Invoke(IMessage* myMessage) 
    {
        IMethodCallMessage* myCallMessage = dynamic_cast<IMethodCallMessage*>(myMessage);

        IMethodReturnMessage* myIMethodReturnMessage =
            RemotingServices::ExecuteMessage(myMarshalByRefObject, myCallMessage);

        Console::WriteLine(S"Method name : {0}", myIMethodReturnMessage->MethodName);
        Console::WriteLine(S"The return value is : {0}", myIMethodReturnMessage->ReturnValue);

        // Get number of 'ref' and 'out' parameters.
        int myArgOutCount = myIMethodReturnMessage->OutArgCount;
        Console::WriteLine(S"The number of 'ref', 'out' parameters are : {0}", __box(myIMethodReturnMessage->OutArgCount));
        // Gets name and values of 'ref' and 'out' parameters.
        for (int i = 0; i < myArgOutCount; i++) {
            Console::WriteLine(S"Name of argument {0} is ' {1}'.",
                __box(i), myIMethodReturnMessage->GetOutArgName(i));
            Console::WriteLine(S"Value of argument {0} is ' {1}'.",
                __box(i), myIMethodReturnMessage->GetOutArg(i));
        }
        Console::WriteLine();
        Object* myObjectArray[] = myIMethodReturnMessage->OutArgs; 
        for (int i = 0; i < myObjectArray->Length; i++)
            Console::WriteLine(S"Value of argument {0} is ' {1}' in OutArgs",
            __box(i), myObjectArray[i]);
        return myIMethodReturnMessage;
    }

[JScript] JScript のサンプルはありません。Visual Basic、C#、および C++ のサンプルを表示するには、このページの左上隅にある言語のフィルタ ボタン をクリックします。

必要条件

プラットフォーム: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 ファミリ

.NET Framework セキュリティ:

• SecurityPermission (インフラストラクチャ コードを操作するために必要なアクセス許可)要求値: SecurityAction.LinkDemand; アクセス許可値: SecurityPermissionFlag.Infrastructure

参照

IMethodReturnMessage インターフェイス | IMethodReturnMessage メンバ | System.Runtime.Remoting.Messaging 名前空間