/// <summary>
        /// <see cref="Microsoft.Samples.NLayerApp.DistributedServices.MainModule.IMainModuleService"/>
        /// </summary>
        /// <param name="countryName"><see cref="Microsoft.Samples.NLayerApp.DistributedServices.MainModule.IMainModuleService"/></param>
        /// <returns><see cref="Microsoft.Samples.NLayerApp.DistributedServices.MainModule.IMainModuleService"/></returns>
        public List <Country> GetCountriesByName(string countryName)
        {
            try
            {
                //Resolve root dependencies and perform operations
                using (ICustomerManagementService countryService = IoCFactory.Instance.CurrentContainer.Resolve <ICustomerManagementService>())
                {
                    return(countryService.FindCountriesByName(countryName));
                }
            }
            catch (ArgumentException ex)
            {
                //trace data for internal health system and return specific FaultException here!
                //Log and throw is a knowed anti-pattern but in this point ( entry point for clients this is admited!)

                //log exception for manage health system
                ITraceManager traceManager = IoCFactory.Instance.CurrentContainer.Resolve <ITraceManager>();
                traceManager.TraceError(ex.Message);

                //propagate exception to client
                ServiceError detailedError = new ServiceError()
                {
                    ErrorMessage = Resources.Messages.exception_InvalidArguments
                };

                throw new FaultException <ServiceError>(detailedError);
            }
        }