LogicalMethodInfo.AsyncStateParameter 속성

참조

정의

네임스페이스:: System.Web.Services.Protocols

어셈블리:: System.Web.Services.dll

중요

일부 정보는 릴리스되기 전에 상당 부분 수정될 수 있는 시험판 제품과 관련이 있습니다. Microsoft는 여기에 제공된 정보에 대해 어떠한 명시적이거나 묵시적인 보증도 하지 않습니다.

비동기식으로 호출되는 Begin 메서드의 AsyncState 매개 변수에 대한 매개 변수 정보를 가져옵니다.

public:
 property System::Reflection::ParameterInfo ^ AsyncStateParameter { System::Reflection::ParameterInfo ^ get(); };

public System.Reflection.ParameterInfo AsyncStateParameter { get; }

member this.AsyncStateParameter : System.Reflection.ParameterInfo

Public ReadOnly Property AsyncStateParameter As ParameterInfo

속성 값

ParameterInfo

비동기식으로 호출되는 Begin 메서드의 AsyncState 매개 변수를 나타내는 ParameterInfo입니다.

예제

#using <System.dll>
#using <System.Web.dll>
#using <System.Web.Services.dll>
#using <System.Xml.dll>

using namespace System;
using namespace System::Reflection;
using namespace System::Web::Services::Protocols;

public ref class MyService: public SoapHttpClientProtocol
{
public:
   IAsyncResult^ BeginAdd( int xValue, int yValue, AsyncCallback^ callback, Object^ asyncState )
   {
      array<Object^>^temp0 = {xValue,yValue};
      return this->BeginInvoke( "Add", temp0, callback, asyncState );
   }

   int EndAdd( System::IAsyncResult^ asyncResult )
   {
      array<Object^>^results = this->EndInvoke( asyncResult );
      return  *dynamic_cast<int^>(results[ 0 ]);
   }
};

int main()
{
   Type^ myType = MyService::typeid;
   MethodInfo^ myBeginMethod = myType->GetMethod( "BeginAdd" );
   MethodInfo^ myEndMethod = myType->GetMethod( "EndAdd" );
   array<MethodInfo^>^temp0 = {myBeginMethod,myEndMethod};
   LogicalMethodInfo^ myLogicalMethodInfo = LogicalMethodInfo::Create( temp0, LogicalMethodTypes::Async )[ 0 ];
   Console::WriteLine( "\nThe asynchronous callback parameter of method {0} is :\n", myLogicalMethodInfo->Name );
   Console::WriteLine( "\t {0} : {1}", myLogicalMethodInfo->AsyncCallbackParameter->Name, myLogicalMethodInfo->AsyncCallbackParameter->ParameterType );
   Console::WriteLine( "\nThe asynchronous state parameter of method {0} is :\n", myLogicalMethodInfo->Name );
   Console::WriteLine( "\t {0} : {1}", myLogicalMethodInfo->AsyncStateParameter->Name, myLogicalMethodInfo->AsyncStateParameter->ParameterType );
   Console::WriteLine( "\nThe asynchronous result parameter of method {0} is :\n", myLogicalMethodInfo->Name );
   Console::WriteLine( "\t {0} : {1}", myLogicalMethodInfo->AsyncResultParameter->Name, myLogicalMethodInfo->AsyncResultParameter->ParameterType );
   Console::WriteLine( "\nThe begin method of the asynchronous method {0} is :\n", myLogicalMethodInfo->Name );
   Console::WriteLine( "\t {0}", myLogicalMethodInfo->BeginMethodInfo );
   Console::WriteLine( "\nThe end method of the asynchronous method {0} is :\n", myLogicalMethodInfo->Name );
   Console::WriteLine( "\t {0}", myLogicalMethodInfo->EndMethodInfo );
   if ( myLogicalMethodInfo->IsAsync )
      Console::WriteLine( "\n {0} is asynchronous", myLogicalMethodInfo->Name );
   else
      Console::WriteLine( "\n {0} is synchronous", myLogicalMethodInfo->Name );
}

using System;
using System.Reflection;
using System.Web.Services.Protocols;

public class MyService : SoapHttpClientProtocol
{
   public IAsyncResult BeginAdd(int xValue, int yValue,
                                AsyncCallback callback,
                                object asyncState)
   {
      return this.BeginInvoke("Add", new object[] {xValue,yValue}, callback, asyncState);
   }

   public int EndAdd(System.IAsyncResult asyncResult)
   {
      object[] results = this.EndInvoke(asyncResult);
      return ((int)(results[0]));
   }
}

public class LogicalMethodInfo_Create
{
   public static void Main()
   {
      Type myType = typeof(MyService);
      MethodInfo myBeginMethod = myType.GetMethod("BeginAdd");
      MethodInfo myEndMethod = myType.GetMethod("EndAdd");
      LogicalMethodInfo myLogicalMethodInfo =
         (LogicalMethodInfo.Create(new MethodInfo[] { myBeginMethod,
                                                      myEndMethod },
                                   LogicalMethodTypes.Async))[0];

      Console.WriteLine("\nThe asynchronous callback parameter of method {0} is :\n",
                           myLogicalMethodInfo.Name);
      Console.WriteLine("\t" + myLogicalMethodInfo.AsyncCallbackParameter.Name +
                              " : " + myLogicalMethodInfo.AsyncCallbackParameter.ParameterType);

            Console.WriteLine("\nThe asynchronous state parameter of method {0} is :\n",
         myLogicalMethodInfo.Name);
      Console.WriteLine("\t" + myLogicalMethodInfo.AsyncStateParameter.Name +
         " : " + myLogicalMethodInfo.AsyncStateParameter.ParameterType);

      Console.WriteLine("\nThe asynchronous result parameter of method {0} is :\n",
         myLogicalMethodInfo.Name);
      Console.WriteLine("\t" + myLogicalMethodInfo.AsyncResultParameter.Name +
         " : " + myLogicalMethodInfo.AsyncResultParameter.ParameterType);

      Console.WriteLine("\nThe begin method of the asynchronous method {0} is :\n",
         myLogicalMethodInfo.Name);
      Console.WriteLine("\t" + myLogicalMethodInfo.BeginMethodInfo);

      Console.WriteLine("\nThe end method of the asynchronous method {0} is :\n",
         myLogicalMethodInfo.Name);
      Console.WriteLine("\t" + myLogicalMethodInfo.EndMethodInfo);

      if(myLogicalMethodInfo.IsAsync)
         Console.WriteLine("\n{0} is asynchronous", myLogicalMethodInfo.Name);
      else
         Console.WriteLine("\n{0} is synchronous", myLogicalMethodInfo.Name);
   }
}

Imports System.Reflection
Imports System.Web.Services.Protocols

Public Class MyService
   Inherits SoapHttpClientProtocol
   
   Public Function BeginAdd _
       (xValue As Integer, yValue As Integer, callback As AsyncCallback, asyncState As Object) _
                                                                                    As IAsyncResult
      Return Me.BeginInvoke("Add", New Object() {xValue, yValue}, callback, asyncState)
   End Function 'BeginAdd
   
   Public Function EndAdd(asyncResult As System.IAsyncResult) As Integer
      Dim results As Object() = Me.EndInvoke(asyncResult)
      Return CInt(results(0))
   End Function 'EndAdd
End Class

Public Class LogicalMethodInfo_Create
   
   Public Shared Sub Main()
      Dim myType As Type = GetType(MyService)
      Dim myBeginMethod As MethodInfo = myType.GetMethod("BeginAdd")
      Dim myEndMethod As MethodInfo = myType.GetMethod("EndAdd")
      Dim myLogicalMethodInfo As LogicalMethodInfo = _
          LogicalMethodInfo.Create(New MethodInfo() _
                          {myBeginMethod, myEndMethod}, LogicalMethodTypes.Async)(0)
      
      Console.WriteLine _
        (ControlChars.Newline + "The asynchronous callback parameter of method {0} is :" + _ 
                                             ControlChars.Newline, myLogicalMethodInfo.Name)
      Console.WriteLine _
        (ControlChars.Tab + myLogicalMethodInfo.AsyncCallbackParameter.Name + " : " + _
                    myLogicalMethodInfo.AsyncCallbackParameter.ParameterType.ToString())
      
      Console.WriteLine _
        (ControlChars.Newline + "The asynchronous state parameter of method {0} is :" + _
                                             ControlChars.Newline, myLogicalMethodInfo.Name)
      Console.WriteLine _
       (ControlChars.Tab + myLogicalMethodInfo.AsyncStateParameter.Name + " : " + _
                               myLogicalMethodInfo.AsyncStateParameter.ParameterType.ToString())
      
      Console.WriteLine _
       (ControlChars.Newline + "The asynchronous result parameter of method {0} is :" + _
                                                     ControlChars.Newline, myLogicalMethodInfo.Name)
      Console.WriteLine _
       (ControlChars.Tab + myLogicalMethodInfo.AsyncResultParameter.Name + " : " + _
                               myLogicalMethodInfo.AsyncResultParameter.ParameterType.ToString())
      
      Console.WriteLine _
        (ControlChars.Newline + "The begin method of the asynchronous method {0} is :" + _
                                             ControlChars.Newline, myLogicalMethodInfo.Name)
      Console.WriteLine(ControlChars.Tab + myLogicalMethodInfo.BeginMethodInfo.ToString())
      
      Console.WriteLine _
       (ControlChars.Newline + "The end method of the asynchronous method {0} is :" + _
                                                     ControlChars.Newline, myLogicalMethodInfo.Name)
      Console.WriteLine(ControlChars.Tab + myLogicalMethodInfo.EndMethodInfo.ToString())
      
      If myLogicalMethodInfo.IsAsync Then
         Console.WriteLine(ControlChars.Newline + "{0} is asynchronous", myLogicalMethodInfo.Name)
      Else
         Console.WriteLine(ControlChars.Newline + "{0} is synchronous", myLogicalMethodInfo.Name)
      End If 
   End Sub
End Class

설명

공용 언어 런타임의 비동기 디자인 패턴에는 메서드를 Begin 호출하여 비동기 메서드 호출 End 을 시작하고 호출을 완료하는 메서드가 포함됩니다. 메서드는 Begin 메서드의 동기 버전에서 정의한 매개 변수 외에 두 개의 추가 매개 변수를 사용합니다. 하나는 대리자를 저장하고 다른 하나는 대리자에게 전달해야 하는 상태 정보를 저장하는 매개 변수입니다. 이 속성은 대리자로 전달되어야 하는 상태 정보를 나타냅니다.

XML 웹 서비스를 비동기적으로 호출하는 방법에 대한 자세한 내용은 비동기 적으로 XML Web Services와 통신을 참조하세요.

적용 대상

다음을 통해 공유

LogicalMethodInfo.AsyncStateParameter 속성

정의

속성 값

예제

설명

적용 대상

추가 정보

추가 리소스