public static List <ProcessTree> LoadProcessTrees(string basePtmlFileDirectory)
        {
            var trees = new List <ProcessTree>();

            foreach (string file in Directory.EnumerateFiles(basePtmlFileDirectory))
            {
                var tree = ProcessTreeLoader.LoadTree(file);
                trees.Add(tree);
            }

            return(trees);
        }
 private static ProcessTree LoadSingleTree(string filePath)
 {
     return(ProcessTreeLoader.LoadTree(filePath));
 }