public function getValidate()
{
if (FALSE === (bool) $this->getRequired()) {
$validate = $this->validate;
} else {
if (TRUE === empty($this->validate)) {
$validate = 'required';
} else {
$validators = GeneralUtility::trimExplode(',', $this->validate);
array_push($validators, 'required');
$validate = implode(',', $validators);
}
}
return $validate;
}