laravel route and controller not working

Laravel 5.1

//////////////////////////////////////////////////////

My Route://

Route::resource('/books', 'BookController@index');

////////////////////////////////////////////////////////

My BookController//

<?php

namespace App\Http\Controller;

use App\Book;

use App\Http\Requests;

use App\Http\Controllers\Controller;

use Illuminate\Http\Request;

class BookController extends Controller {

   /**
    * Display a listing of the resource.
    *
    * @return Response
    */

public function index()

{

        $books=Book::all();

        return view('books.index',compact('books'));

    }

}

/////////////////////////////////////////////////////////

My Url:

http://localhost:8000/books

/////////////////////////////////////////////////////////

My Browser show this error//

Whoops, looks like something went wrong.

1/1 ReflectionException in C:\xampp\htdocs\bookstore\vendor\laravel\framework\src\Illuminate\Container\Container.php line 737:

Class App\Http\Controllers\BookController does not exist

via Chebli Mohamed