gistfile1.aw

// In controller :

/**
     * Show all the students
     *
     * @return array
     */
    public function indexAction()
    {
        $studentService = $this->getStudentService();
        $query          = $this->request->getQuery();

        $studentService->enableFilter($query);
        $students = $studentService->getAll();

        return array(
            'students' => $students->setCurrentPageNumber(1)
        );
    }

// Service student :

/**
     * Add a filter and enable it
     *
     * @param $params
     * @return void
     */
    public function enableFilter($params)
    {
        $config = $this->serviceManager->get('doctrine.configuration.orm_default');
        $config->addFilter('student_filter', 'Application\Doctrine\Query\Filter\StudentFilter');

        $filter = $this->getEntityManager()->getFilters()->enable('student_filter');
        foreach ($params as $key => $value) {
            $filter->setParameter($key, $value);
        }
    }