TransactedReceiveScope Класс

Определение

public ref class TransactedReceiveScope sealed : System::Activities::NativeActivity

[System.Windows.Markup.ContentProperty("Body")]
public sealed class TransactedReceiveScope : System.Activities.NativeActivity

[<System.Windows.Markup.ContentProperty("Body")>]
type TransactedReceiveScope = class
    inherit NativeActivity

Public NotInheritable Class TransactedReceiveScope
Inherits NativeActivity

Наследование

Object

Activity

NativeActivity

TransactedReceiveScope

Атрибуты

ContentPropertyAttribute

Примеры

В следующем примере показано, как использовать TransactedReceiveScope класс в действии Sequence .

return new Sequence
{
    Activities = 
    {
        new WriteLine { Text = "Service workflow begins." },

        new System.ServiceModel.Activities.TransactedReceiveScope
        {
            Variables = { requestMessage, replyMessage },
            Request = receive,
            Body = new Sequence
            {
                Activities =
                {
                    new WriteLine { Text = new InArgument<string>("Server side: Receive complete.") },
                    
                    new WriteLine { Text = new InArgument<string>(new VisualBasicValue<string>() { ExpressionText = "\"Server side: Received = '\" + requestString.toString() + \"'\"" }) },

                    new PrintTransactionInfo(),

                    new Assign<string>
                    {
                        Value = new InArgument<string>("Server side: Sending reply."),
                        To = new OutArgument<string>(replyMessage)
                    },

                    new WriteLine { Text = new InArgument<string>("Server side: Begin reply.") },

                    new SendReply
                    {
                        Request = receive,
                        Content = SendContent.Create(new InArgument<string>(replyMessage)),                                    
                    },

                    new WriteLine { Text = new InArgument<string>("Server side: Reply sent.") },
                },
            },
        },

        new WriteLine { Text = "Server workflow ends." },
    },
};

Комментарии

Действие TransactedReceiveScope позволяет управлять временем существования потоковой транзакции.