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WCF&;IXmlSerializable:根元素在响应中被替换_Wcf_Serialization - Fatal编程技术网

WCF&;IXmlSerializable:根元素在响应中被替换

WCF&;IXmlSerializable:根元素在响应中被替换,wcf,serialization,Wcf,Serialization,我们在这里为“协议”定制了XML序列化: 使用标准.NETXmlSerializer时,一切都很好: <?xml version="1.0" encoding="utf-16"?> <axf version="1.0.0" createdAt="2011-10-20T13:11:40" xmlns="http://schemas.***.ru/axf/axf-1.0.0"> <itineraries> <!-- --> </

我们在这里为“协议”定制了XML序列化:

使用标准.NET
XmlSerializer
时,一切都很好:

<?xml version="1.0" encoding="utf-16"?>
<axf version="1.0.0" createdAt="2011-10-20T13:11:40" xmlns="http://schemas.***.ru/axf/axf-1.0.0">
  <itineraries>
    <!-- -->
   </itineraries>
</axf>
发送到客户端的实际XML文档如下所示:

<GetItinerariesResult version="1.0.0" createdAt="2011-10-20T13:17:50" xmlns="http://tempuri.org/">
  <itineraries xmlns="http://schemas.***.ru/axf/axf-1.0.0">
    <!-- rest is fine, serialization code does work -->


如何弯曲WCF以按原样发送根元素,而不是将其替换为自己的根元素?

默认情况下,操作响应包装在操作名称中。但是,您可以在操作定义中使用
MessageContract
来使用“unwrapped”响应,如下所示。如果您查看Fiddler中请求的响应主体,您将看到它与序列化中的响应主体完全相同

public class StackOverflow_7836645
{
    [XmlRoot("axf", Namespace = Axf10Namespace)]
    public class AxfDocument : IXmlSerializable
    {
        public const string Axf10Namespace = "http://schemas.something.ru/axf/axf-1.0.0";

        public XmlSchema GetSchema()
        {
            return null;
        }

        public void ReadXml(XmlReader reader)
        {
        }

        public void WriteXml(XmlWriter writer)
        {
            writer.WriteStartElement("intineraries", Axf10Namespace);
            writer.WriteElementString("item", Axf10Namespace, "one value");
            writer.WriteElementString("item", Axf10Namespace, "another value");
            writer.WriteEndElement();
        }
    }

    [MessageContract(IsWrapped = false)]
    public class OperationResponse
    {
        [MessageBodyMember(Name = "axf", Namespace = AxfDocument.Axf10Namespace)]
        public AxfDocument axf;
    }

    [ServiceContract]
    public interface ITest
    {
        [OperationContract]
        OperationResponse GetAxf();
    }

    public class Service : ITest
    {
        public OperationResponse GetAxf()
        {
            return new OperationResponse { axf = new AxfDocument() };
        }
    }

    public static void Test()
    {
        Console.WriteLine("Serialization");
        MemoryStream ms = new MemoryStream();
        XmlSerializer xs = new XmlSerializer(typeof(AxfDocument));
        xs.Serialize(ms, new AxfDocument());
        Console.WriteLine(Encoding.UTF8.GetString(ms.ToArray()));

        Console.WriteLine();
        Console.WriteLine("Service");

        string baseAddress = "http://" + Environment.MachineName + ":8000/Service";
        ServiceHost host = new ServiceHost(typeof(Service), new Uri(baseAddress));
        host.AddServiceEndpoint(typeof(ITest), new BasicHttpBinding(), "");
        host.Open();
        Console.WriteLine("Host opened");

        ChannelFactory<ITest> factory = new ChannelFactory<ITest>(new BasicHttpBinding(), new EndpointAddress(baseAddress));
        ITest proxy = factory.CreateChannel();
        Console.WriteLine(proxy.GetAxf());

        ((IClientChannel)proxy).Close();
        factory.Close();

        Console.Write("Press ENTER to close the host");
        Console.ReadLine();
        host.Close();
    }
}
公共类堆栈溢出\u 7836645
{
[XmlRoot(“axf”,名称空间=Axf10Namespace)]
公共类AxfDocument:IXmlSerializable
{
公用常量字符串Axf10Namespace=”http://schemas.something.ru/axf/axf-1.0.0";
公共XmlSchema GetSchema()
{
返回null;
}
公共void ReadXml(XmlReader)
{
}
public void WriteXml(XmlWriter)
{
writer.writeStarteElement(“intinaries”,AXF10名称空间);
WriteElementString(“项”,AXF10名称空间,“一个值”);
WriteElementString(“项”,AXF10名称空间,“另一个值”);
writer.writeedelement();
}
}
[MessageContract(IsWrapped=false)]
公共类操作响应
{
[MessageBodyMember(Name=“axf”,Namespace=AxfDocument.Axf10Namespace)]
公共axf文档axf;
}
[服务合同]
公共接口测试
{
[经营合同]
操作响应GetAxf();
}
公共类服务:ITest
{
公共操作响应GetAxf()
{
返回新操作响应{axf=new AxfDocument()};
}
}
公共静态无效测试()
{
Console.WriteLine(“序列化”);
MemoryStream ms=新的MemoryStream();
XmlSerializer xs=新的XmlSerializer(typeof(AxfDocument));
序列化(ms,新的AxfDocument());
Console.WriteLine(Encoding.UTF8.GetString(ms.ToArray());
Console.WriteLine();
控制台写入线(“服务”);
string baseAddress=“http://“+Environment.MachineName+”:8000/服务”;
ServiceHost主机=新ServiceHost(类型(服务),新Uri(基地址));
AddServiceEndpoint(typeof(ITest),new BasicHttpBinding(),“”);
host.Open();
Console.WriteLine(“主机已打开”);
ChannelFactory工厂=新的ChannelFactory(新的BasicHttpBinding(),新的EndpointAddress(baseAddress));
ITest proxy=factory.CreateChannel();
Console.WriteLine(proxy.GetAxf());
((IClientChannel)代理).Close();
工厂关闭();
控制台。写入(“按ENTER键关闭主机”);
Console.ReadLine();
host.Close();
}
}
<GetItinerariesResult version="1.0.0" createdAt="2011-10-20T13:17:50" xmlns="http://tempuri.org/">
  <itineraries xmlns="http://schemas.***.ru/axf/axf-1.0.0">
    <!-- rest is fine, serialization code does work -->
public class StackOverflow_7836645
{
    [XmlRoot("axf", Namespace = Axf10Namespace)]
    public class AxfDocument : IXmlSerializable
    {
        public const string Axf10Namespace = "http://schemas.something.ru/axf/axf-1.0.0";

        public XmlSchema GetSchema()
        {
            return null;
        }

        public void ReadXml(XmlReader reader)
        {
        }

        public void WriteXml(XmlWriter writer)
        {
            writer.WriteStartElement("intineraries", Axf10Namespace);
            writer.WriteElementString("item", Axf10Namespace, "one value");
            writer.WriteElementString("item", Axf10Namespace, "another value");
            writer.WriteEndElement();
        }
    }

    [MessageContract(IsWrapped = false)]
    public class OperationResponse
    {
        [MessageBodyMember(Name = "axf", Namespace = AxfDocument.Axf10Namespace)]
        public AxfDocument axf;
    }

    [ServiceContract]
    public interface ITest
    {
        [OperationContract]
        OperationResponse GetAxf();
    }

    public class Service : ITest
    {
        public OperationResponse GetAxf()
        {
            return new OperationResponse { axf = new AxfDocument() };
        }
    }

    public static void Test()
    {
        Console.WriteLine("Serialization");
        MemoryStream ms = new MemoryStream();
        XmlSerializer xs = new XmlSerializer(typeof(AxfDocument));
        xs.Serialize(ms, new AxfDocument());
        Console.WriteLine(Encoding.UTF8.GetString(ms.ToArray()));

        Console.WriteLine();
        Console.WriteLine("Service");

        string baseAddress = "http://" + Environment.MachineName + ":8000/Service";
        ServiceHost host = new ServiceHost(typeof(Service), new Uri(baseAddress));
        host.AddServiceEndpoint(typeof(ITest), new BasicHttpBinding(), "");
        host.Open();
        Console.WriteLine("Host opened");

        ChannelFactory<ITest> factory = new ChannelFactory<ITest>(new BasicHttpBinding(), new EndpointAddress(baseAddress));
        ITest proxy = factory.CreateChannel();
        Console.WriteLine(proxy.GetAxf());

        ((IClientChannel)proxy).Close();
        factory.Close();

        Console.Write("Press ENTER to close the host");
        Console.ReadLine();
        host.Close();
    }
}