ReturnMessage 类

定义

保存为响应远程对象上的方法调用而返回的消息。

public ref class ReturnMessage : System::Runtime::Remoting::Messaging::IMethodReturnMessage
public class ReturnMessage : System.Runtime.Remoting.Messaging.IMethodReturnMessage
[System.Runtime.InteropServices.ComVisible(true)]
public class ReturnMessage : System.Runtime.Remoting.Messaging.IMethodReturnMessage
[System.Runtime.InteropServices.ComVisible(true)]
[System.Security.SecurityCritical]
public class ReturnMessage : System.Runtime.Remoting.Messaging.IMethodReturnMessage
type ReturnMessage = class
    interface IMethodReturnMessage
    interface IMethodMessage
    interface IMessage
[<System.Runtime.InteropServices.ComVisible(true)>]
type ReturnMessage = class
    interface IMethodReturnMessage
    interface IMethodMessage
    interface IMessage
[<System.Runtime.InteropServices.ComVisible(true)>]
[<System.Security.SecurityCritical>]
type ReturnMessage = class
    interface IMethodReturnMessage
    interface IMethodMessage
    interface IMessage
Public Class ReturnMessage
Implements IMethodReturnMessage
继承
ReturnMessage
属性
实现

示例

[System::Security::Permissions::SecurityPermissionAttribute
(System::Security::Permissions::SecurityAction::LinkDemand, 
Flags=System::Security::Permissions::SecurityPermissionFlag::Infrastructure)]
[System::Security::Permissions::SecurityPermissionAttribute
(System::Security::Permissions::SecurityAction::InheritanceDemand, 
Flags=System::Security::Permissions::SecurityPermissionFlag::Infrastructure)]
public ref class MyProxy: public RealProxy
{
private:
   String^ stringUri;
   MarshalByRefObject^ myMarshalByRefObject;

public:
   MyProxy( Type^ myType ) : RealProxy( myType )
   {
      myMarshalByRefObject = dynamic_cast<MarshalByRefObject^>(Activator::CreateInstance( myType ));
      ObjRef^ myObject = RemotingServices::Marshal( myMarshalByRefObject );
      stringUri = myObject->URI;
   }

   virtual IMessage^ Invoke( IMessage^ myMessage ) override
   {
      IMethodCallMessage^ myCallMessage = (IMethodCallMessage^)( myMessage );

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

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

      // Get number of 'ref' and 'out' parameters.
      int myArgOutCount = myIMethodReturnMessage->OutArgCount;
      Console::WriteLine( "The number of 'ref', 'out' parameters are : {0}",
         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();
      array<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;
   }
};
public class MyProxy : RealProxy
{
   String stringUri;
   MarshalByRefObject myMarshalByRefObject;

   public MyProxy(Type myType): base(myType)
   {
      myMarshalByRefObject = (MarshalByRefObject)Activator.CreateInstance(myType);
      ObjRef myObject = RemotingServices.Marshal(myMarshalByRefObject);
      stringUri = myObject.URI;
   }

   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;
   }
}
<PermissionSet(SecurityAction.Demand, Name:="FullTrust")> _
Public Class MyProxy
   Inherits RealProxy
   Private stringUri As String
   Private myMarshalByRefObject As MarshalByRefObject
   
   Public Sub New(myType As Type)
      MyBase.New(myType)
      myMarshalByRefObject = CType(Activator.CreateInstance(myType), MarshalByRefObject)
      Dim myObject As ObjRef = RemotingServices.Marshal(myMarshalByRefObject)
      stringUri = myObject.URI
   End Sub
   
   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
End Class

注解

注意

此类在类级别发出链接需求和继承需求。 SecurityException当直接调用方或派生类没有基础结构权限时,将引发 。 有关安全要求的详细信息,请参阅 链接需求继承需求

构造函数

ReturnMessage(Exception, IMethodCallMessage)

初始化 ReturnMessage 类的新实例。

ReturnMessage(Object, Object[], Int32, LogicalCallContext, IMethodCallMessage)

使用方法调用后返回到调用方的所有信息来初始化 ReturnMessage 类的新实例。

属性

ArgCount

获取被调用方法的参数数目。

Args

获取传递给在远程对象上调用的方法的指定参数。

Exception

获取在远程方法调用期间引发的异常。

HasVarArgs

获取一个值,该值指示被调用方法是否接受数目可变的参数。

LogicalCallContext

获取被调用方法的 LogicalCallContext

MethodBase

获取被调用方法的 MethodBase

MethodName

获取被调用方法的名称。

MethodSignature

获取包含方法签名的 Type 对象的数组。

OutArgCount

获取被调用方法上的 outref 参数的数目。

OutArgs

获取作为 outref 参数传递给被调用方法的指定对象。

Properties

获取包含在当前 IDictionary 中的属性的 ReturnMessage

ReturnValue

获取被调用方法所返回的对象。

TypeName

获取在其上调用远程方法的类型的名称。

Uri

获取或设置在其上调用远程方法的远程对象的 URI。

方法

Equals(Object)

确定指定对象是否等于当前对象。

(继承自 Object)
GetArg(Int32)

返回在方法调用期间传递给远程方法的指定参数。

GetArgName(Int32)

返回指定的方法参数的名称。

GetHashCode()

作为默认哈希函数。

(继承自 Object)
GetOutArg(Int32)

返回在远程方法调用期间作为 outref 参数传递的对象。

GetOutArgName(Int32)

返回传递给远程方法的指定的 outref 参数的名称。

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)

适用于