GenerateFacetsArgument.cs

namespace Sitecore.Services.Examples.Indexing
{
    using Sitecore.Commerce.Core;
    using Sitecore.Framework.Conditions;

    public class GenerateFacetsArgument : PipelineArgument
    {

        public GenerateFacetsArgument(string catalogId)
        {
            Condition.Requires(catalogId).IsNotNull("The parameter can not be null");

            this.CatalogId = catalogId;
        }

        public string CatalogId { get; set; }
    }
}