Test

HelloReturnVoid

using System;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.Serialization;
using ServiceStack;
using ServiceStack.DataAnnotations;
using Test.ServiceModel;

namespace Test.ServiceModel
{
    public partial class HelloReturnVoid
    {
        public virtual int Id { get; set; }
    }

}

C# HelloReturnVoid DTOs

To override the Content-type in your clients, use the HTTP Accept Header, append the .xml suffix or ?format=xml

HTTP + XML

The following are sample HTTP requests and responses. The placeholders shown need to be replaced with actual values.

POST /xml/oneway/HelloReturnVoid HTTP/1.1 
Host: test.servicestack.net 
Accept: application/xml
Content-Type: application/xml
Content-Length: length

<HelloReturnVoid xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/Test.ServiceModel">
  <Id>0</Id>
</HelloReturnVoid>