Lithium - redirect in controller's _init

FooController.php

class FooController extends \lithium\action\Controller {


	public function _init() {
		parent::_init();
		$userNotConnected = true;
		if($userNotConnected) {
			return $this->redirect('logout', array('exit'=>true));
		}
	}

	public function index() {
	
	}

}