Combres filter that provides content using generators

GeneratedContentFilter.cs

using Combres;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web.Helpers;

namespace WebApplication7
{
   /// <summary>
   /// Provides content using generators described in JSON like 
   /// { generators: [ "WebApplication7.HelloGenerator, WebApplication7" ] }
   /// </summary>
   public sealed class GeneratedContentFilter : ISingleContentFilter
   {
      public interface IContentGenerator
      {
         string Generate();
      }

      public class GeneratedContentFilterSettings
      {
         public List<string> Generators { get; set; }
      }

      public string TransformContent(ResourceSet resourceSet, Resource resource, string content)
      {
         if (!resource.Path.EndsWith(".json", System.StringComparison.OrdinalIgnoreCase))
         {
            return content;
         }

         try
         {
            var settings = Json.Decode<GeneratedContentFilterSettings>(content);

            var generators = settings.Generators
               .Select(s => Activator.CreateInstance(Type.GetType(s)))
               .OfType<IContentGenerator>();

            var sb = new StringBuilder();
            foreach (var generator in generators)
            {
               sb.AppendLine(generator.Generate());
            }
            return sb.ToString();
         }
         catch (Exception)
         {
            return content;
         }
      }

      public bool CanApplyTo(ResourceType resourceType)
      {
         return true;
      }
   }

   public class HelloGenerator : GeneratedContentFilter.IContentGenerator
   {
      public string Generate()
      {
         return "alert('Hello');";
      }
   }
}