public function executeGetNumeroEmendamenti()
 {
     $c = new Criteria();
     $number = OppEmendamentoPeer::doCount($c);
     $resp_node = new SimpleXMLElement('<openparlamento_response></openparlamento_response>');
     $number_node = $resp_node->addChild('numero_emendamenti', $number);
     $this->xmlContent = $resp_node->asXML();
     $this->response->setContentType('text/xml; charset=utf-8');
     $this->response->setHttpHeader('Content-Length: ', strlen($this->xmlContent));
     $this->setLayout(false);
 }