/**
* Handle exception from scriptlet
*
* @param scriptlet.Response $response
* @param lang.Throwable $t
* @param int $status
* @param bool $trace whether to show stacktrace
* @return scriptlet.HttpScriptletResponse
*/
protected function error($response, \lang\Throwable $t, $status, $trace)
{
$package = $this->getClass()->getPackage();
$errorPage = $package->getResource($package->providesResource('error' . $status . '.html') ? 'error' . $status . '.html' : 'error500.html');
$response->setProcessed(false);
$response->setStatus($status);
$response->setContent(str_replace('<xp:value-of select="reason"/>', $trace ? $t->toString() : $t->getMessage(), $errorPage));
}
