protected function doValidate($columns = null)
{
if (!$this->alreadyInValidation) {
$this->alreadyInValidation = true;
$retval = null;
$failureMap = array();
if ($this->aCourseSchedule !== null) {
if (!$this->aCourseSchedule->validate($columns)) {
$failureMap = array_merge($failureMap, $this->aCourseSchedule->getValidationFailures());
}
}
if ($this->aGradeSpec !== null) {
if (!$this->aGradeSpec->validate($columns)) {
$failureMap = array_merge($failureMap, $this->aGradeSpec->getValidationFailures());
}
}
if (($retval = GradeSpecKkmPeer::doValidate($this, $columns)) !== true) {
$failureMap = array_merge($failureMap, $retval);
}
$this->alreadyInValidation = false;
}
return !empty($failureMap) ? $failureMap : true;
}