ATUAV_RT.AtuavWebServiceImp.GetFeatures C# (CSharp) Method

        public Stream GetFeatures(string processorId, string callback)
        {
            MemoryStream ms = new MemoryStream();
            StreamWriter sw = new StreamWriter(ms);
            sw.Write(callback + "({");

            if (processorId != null)
            {
                EmdatProcessor processor = Program.Processors[processorId];
                if (processor != null && processor.CollectingData)
                {
                    processor.ProcessWindow();
                    IDictionary<Object, Object> features = processor.Features;

                    // sort by key
                    String[] sortedFeatures = new String[features.Count];
                    features.Keys.CopyTo(sortedFeatures, 0);
                    Array.Sort(sortedFeatures);

                    // convert to JSON
                    StringBuilder sb = new StringBuilder();
                    foreach (String feature in sortedFeatures)
                    {
                        sb.Append("\"" + feature + "\": \"" + features[feature] + "\",");
                    }

                    // remove trailing comma
                    if (sb.Length > 0)
                    {
                        sb.Length--;
                    }
                    sw.Write(sb.ToString());
                }
            }

            sw.Write("})");
            sw.Flush();
            ms.Position = 0;
            return ms;
        }