Simple sharepoint c# example

SpPrefetchIndexBuilder.cs

using System;
using System.Net;
using System.Security;
using Microsoft.SharePoint.Client;

namespace SpPrefetchIndexBuilder
{
    class SpPrefetchIndexBuilder
    {
        public static string defaultSite = "http://localhost";
        public static ClientContext clientContext;
        public static CredentialCache cc = new CredentialCache();
        
        static void Main(string[] args)
        {
            if (args.Length >= 1 && (args[0].Equals("--help") || args[0].Equals("-help") || args[0].Equals("/help") || args.Length > 3 || args.Length == 2))
            {
                Console.WriteLine("USAGE: SpPrefetchIndexBuilder.exe \n Site [domain] [username]");
            }
            clientContext = new ClientContext(args.Length > 0 ? args[0] : defaultSite);
            if (args.Length > 1)
            {
                Console.WriteLine("Please enter password for {0}", args[2]);
                NetworkCredential nc = new NetworkCredential(args[2], GetPassword(), args[1]);
                cc.Add(new Uri(args[0]), "NTLM", nc);
                clientContext.Credentials = cc;
            }
            Web oWebsite = clientContext.Web;
            clientContext.Load(oWebsite);
            clientContext.ExecuteQuery();

            ListCollection lists = oWebsite.Lists;

            clientContext.Load(lists);
            clientContext.ExecuteQuery();

            Console.WriteLine("Web name: '{0}'", oWebsite.Title);

            foreach (List list in lists)
            {
                DownloadDocLib(list.RootFolder);
            }
            Console.WriteLine("Press any key to continue");
            Console.ReadLine();

        }

        static void DownloadDocLib(Folder rootFolder)
        {
            clientContext.Load(rootFolder.Files);
            clientContext.ExecuteQuery();
            foreach (File file in rootFolder.Files)
            {
                Console.WriteLine("Got a file {0}", file.Name);
            }
        }

        static public SecureString GetPassword()
        {
            var pwd = new SecureString();
            while (true)
            {
                ConsoleKeyInfo i = Console.ReadKey(true);
                if (i.Key == ConsoleKey.Enter)
                {
                    break;
                }
                else if (i.Key == ConsoleKey.Backspace)
                {
                    if (pwd.Length > 0)
                    {
                        pwd.RemoveAt(pwd.Length - 1);
                        Console.Write("\b \b");
                    }
                }
                else
                {
                    pwd.AppendChar(i.KeyChar);
                    Console.Write("*");
                }
            }
            return pwd;
        }
    }
}