Nextras\Orm\Entity\AbstractEntity::initProperty PHP Method

    private function initProperty(PropertyMetadata $metadata, $name)
    {
        $this->validated[$name] = true;
        if (!isset($this->data[$name]) && !array_key_exists($name, $this->data)) {
            $this->data[$name] = $this->persistedId === null ? $metadata->defaultValue : null;
        }
        if ($metadata->container) {
            $property = $this->createPropertyContainer($metadata);
            $property->setRawValue($this->data[$name]);
            $this->data[$name] = $property;
        } elseif ($this->data[$name] !== null) {
            $this->internalSetValue($metadata, $name, $this->data[$name]);
            unset($this->modified[$name]);
        }
    }