protected function getLinkParams($linkName = null, $entityName = null, $isOrmEntityDefs = false, $returns = null)
    {
        if (!isset($linkName)) {
            $linkName = $this->getLinkName();
        }
        if (!isset($entityName)) {
            $entityName = $this->getEntityName();
        }

        $entityDefs = $this->getDefs($isOrmEntityDefs);
        $relationKeyName = $isOrmEntityDefs ? 'relations' : 'links';

        if (isset($entityDefs[$entityName]) && isset($entityDefs[$entityName][$relationKeyName][$linkName])) {
            return $entityDefs[$entityName][$relationKeyName][$linkName];
        }

        return $returns;
    }