MOBILE_API/JsonRx/Global.asax.cs

using log4net;
using System.Net.Http;
using System.Web;
using System.Web.Http;
using JsonRx.Helper;
namespace JsonRx
{
    public class WebApiApplication : System.Web.HttpApplication
    {
        private static readonly ILog log = LogManager.GetLogger(typeof(WebApiApplication));

        protected void Application_Start()
        {
            log4net.Config.XmlConfigurator.Configure();
            log.Info("JME REST API Application started.");
            //HttpRequestMessage httpRequestMessage = HttpContext.Current.Items["MS_HttpRequestMessage"] as HttpRequestMessage;
            //log4net.GlobalContext.Properties["User_IP"] = httpRequestMessage.GetClientIpAddress();
            UnityConfig.RegisterComponents();
            GlobalConfiguration.Configure(WebApiConfig.Register);


        }
    }
}