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如何在WCF中将soap标头添加到自动生成的代理中?

[英]How to add soap header to auto-generated proxies in WCF?

到目前为止,我使用手动方式进行代理,这是我处理标头的方式:

public abstract class UserClientBase<T> : ClientBase<T> where T : class
{
    public UserClientBase()
    {
        string userName = Thread.CurrentPrincipal.Identity.Name;
        MessageHeader<string> header = new MessageHeader<string>(userName);

        OperationContextScope contextScope =
                        new OperationContextScope(InnerChannel);

        OperationContext.Current.OutgoingMessageHeaders.Add(
                                  header.GetUntypedHeader("String", "System"));
    }
}

public class FooClient : UserClientBase<IFooService>, IFooService
{
    public Foo Test()
    {
        return Channel.Test();
    }
}

我的问题是.. 如何使用自动生成的代理? , 像这样:

using (FooServiceClient client = new FooServiceClient())
{
    return await client.Test();
}

与您之前完全相同。 几乎。

Using Client As New FooServiceClient, Scope As New OperationContextScope(Client.InnerChannel)
    Dim Header As New MessageHeader(Of String)(Thread.CurrentPrincipal.Identity.Name)
    OperationContext.Current.OutgoingMessageHeaders.Add(Header.GetUntypedHeader("String", "System"))
    Return await client.Test();
End Using

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