BizHawk/BizHawk.MultiClient/ConfigService.cs

using System.IO;
using Newtonsoft.Json;

namespace BizHawk.MultiClient
{
    public static class ConfigService
    {
        public static T Load<T>(string filepath) where T : new()
        {
            T config = new T();

            try
            {
                var file = new FileInfo(filepath);
				if(file.Exists)
					using (var reader = file.OpenText())
					{
						var s = new JsonSerializer();
						var r = new JsonReader(reader);
						config = (T) s.Deserialize(r, typeof (T));
					}
            }
            catch { }
			if (config == null) return new T();
            else return config;
        }

        public static void Save(string filepath, object config)
        {
            var file = new FileInfo(filepath);
            using (var writer = file.CreateText())
            {
                var s = new JsonSerializer();
                var w = new JsonWriter(writer) { Formatting = Formatting.Indented };
                s.Serialize(w, config);
            }
        }
    }
}