FileListUtil - Get Files Utility

        /// <summary>Utility class to list files from specified directory</summary>
        class FileListUtil
        {
            public List<FileInfo> Files = new List<FileInfo>(); // List that will hold the files and subfiles in path
            public List<DirectoryInfo> Folders;
            public int FileCount { get; set; }
            public int Start { get; set; }
            public int End { get; set; }

            public FileListUtil(int start, int end)
            {
                Start = start;
                End = end;
            }

            public void FullDirList(DirectoryInfo dir, string searchPattern)
            {
                if (End > 0 && FileCount > End)
                    return;

                // list the files
                try
                {
                    foreach (FileInfo f in dir.EnumerateFiles(searchPattern))
                    {
                        if (Start > 0 || End > 0)
                        {
                            FileCount++;
                            if (FileCount < Start)
                                continue;
                            if (FileCount > End)
                                break;
                        }
                        Files.Add(f);
                    }

                }
                catch
                {
                    Console.WriteLine("Directory {0}  \n could not be accessed!!!!", dir.FullName);
                    return; // We alredy got an error trying to access dir so dont try to access it again
                }

                // process each directory
                // If I have been able to see the files in the directory I should also be able
                // to look at its directories so I dont think I should place this in a try catch block
                foreach (DirectoryInfo d in dir.EnumerateDirectories())
                {
                    if (Folders != null)
                        Folders.Add(d);
                    FullDirList(d, searchPattern);
                }
            }
        }