/**
  * This function gives all data of a particular requisition id.
  * @parameters
  * @param {Integer} req_id = id of requisition.
  *
  * @return {Json} Json array of all values.
  */
 public function getapprreqdataAction()
 {
     $req_data = array();
     $req_id = $this->_getParam('req_id', null);
     $requ_model = new Default_Model_Requisition();
     if ($req_id != '') {
         $req_data = $requ_model->getAppReqById($req_id);
     }
     $this->_helper->json($req_data);
 }