class MsInstanceProvider : IInstanceProvider, IServiceBehavior
    {
        private readonly IServiceProvider m_container;
        private object _instance;

        public MsInstanceProvider(IServiceProvider container)
        {
            m_container = container;
        }

        public void Validate(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)
        {
        }

        public void AddBindingParameters(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase, Collection<ServiceEndpoint> endpoints, BindingParameterCollection bindingParameters)
        {
        }

        public void ApplyDispatchBehavior(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)
        {
            foreach (ChannelDispatcherBase channelDispatcherBase in serviceHostBase.ChannelDispatchers)
            {
                ChannelDispatcher cd = (ChannelDispatcher)channelDispatcherBase;
                foreach (EndpointDispatcher ed in cd.Endpoints)
                {
                    if (!ed.IsSystemEndpoint)
                    {
                        ed.DispatchRuntime.InstanceProvider = this;
                    }
                }
            }
        }

        public object GetInstance(InstanceContext instanceContext)
        {
            return _instance ?? (_instance = m_container.GetService(instanceContext.Host.Description.ServiceType.GetInterfaces().First()));
        }

        public object GetInstance(InstanceContext instanceContext, Message message)
        {
            return GetInstance(instanceContext);
        }

        public void ReleaseInstance(InstanceContext instanceContext, object instance)
        {
            (instance as IDisposable)?.Dispose();
        }
    }