'AUTOLOAD_NAMESPACE' => array(
    'Lib' => APP_PATH . 'Home\Lib',
  )

define('APP_PATH','./Application/');

<?php
namespace Home\Controller;
use Lib\Sina\Custom;
use Lib\Sina\CustomHome;
use Think\App;
use Think\Controller;
class EmptyController extends Controller {
  public function _empty($name) {
    echo "{}";
  }
  public function ff(){
    new App();
  }
  public function ff1(){
    $c=new Custom();
    $c->ff();
  }
  public function ff2(){
    $c=new CustomHome();
    $c->ff();
  }
}