public function validateBizContentOne()
{
$data = $this->getBizContent();
if (is_string($data)) {
$data = json_decode($data, true);
}
$keys = func_get_args();
$allEmpty = true;
foreach ($keys as $key) {
if (array_has($data, $key)) {
$allEmpty = false;
break;
}
}
if ($allEmpty) {
throw new InvalidRequestException(sprintf('The biz_content (%s) parameter must provide one at least', implode(',', $keys)));
}
}