/// <summary>
 /// Invokes NetSuite's getItemAvailability(..) method.
 /// </summary>
 /// <param name="iaf">The filter criteria for the retrieved data.</param>
 /// <returns>Response from the WebService.</returns>
 public virtual GetItemAvailabilityResult GetItemAvailability(ItemAvailabilityFilter iaf)
 {
     return(InvokeService <GetItemAvailabilityResult>(iaf, "getItemAvailability"));
 }
        public virtual async System.Threading.Tasks.Task <GetItemAvailabilityResult> getItemAvailabilityAsync(ItemAvailabilityFilter itemAvailabilityFilter)
        {
            var request = new getItemAvailabilityRequest()
            {
                passport               = passport,
                tokenPassport          = tokenPassport,
                applicationInfo        = applicationInfo,
                partnerInfo            = partnerInfo,
                preferences            = preferences,
                itemAvailabilityFilter = itemAvailabilityFilter,
            };
            var response = await((NetSuitePortType)this).getItemAvailabilityAsync(request);

            return(response.getItemAvailabilityResult);
        }