I am building an API with stateless HTTP basic authentication in Laravel 5.2, as per documentation Stateless HTTP Basic Authentication , I have created following Middleware
app/Http/Middleware/AuthenticateOnceWithBasicAuth.php
<?php
namespace Illuminate\Auth\Middleware;
use Auth;
use Closure;
class AuthenticateOnceWithBasicAuth
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        return Auth::onceBasic() ?: $next($request);
    }
}
And then registered it in Kernel.php
app/Http/kernel.php
protected $routeMiddleware = [
    'auth' => \App\Http\Middleware\Authenticate::class,
    'auth.basic' => \Illuminate\Auth\Middleware\AuthenticateWithBasicAuth::class,
    'can' => \Illuminate\Foundation\Http\Middleware\Authorize::class,
    'guest' => \App\Http\Middleware\RedirectIfAuthenticated::class,
    'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
    'auth.basic.once' => \App\Http\Middleware\AuthenticateOnceWithBasicAuth::class,
];
I am using it in route as follows
Route::group(['prefix' => 'admin', 'middleware' => 'auth.basic.once'], function () {
Route::get('service/create', function ()    {
    return response()->json(['name' => 'Abigail', 'state' => 'CA'], 200);
});
});
But it is giving me
ReflectionException in Container.php line 734: Class App\Http\Middleware\AuthenticateOnceWithBasicAuth does not exist

I have run following commands but with no success
composer dump-autoload
php artisan clear-compiled
php artisan optimize 
Any help would be much appreciated. Thanks in advance.
Well first of all look at the namespaces:
namespace Illuminate\Auth\Middleware;
you should rename it to:
namespace App\Http\Middleware;
in the middleware you need to do something like this:
public function handle($request, Closure $next) {
   if (!Auth::onceBasic()) {
        if ($request->ajax() || $request->wantsJson()) {
            return response('Unauthorized.', 401);
        } else {
            return redirect()->guest('login');
        }
    }
    return $next($request);
}
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