/**
* This method return the same object, but first checks if the value has been set.
*
* @access publiv
* @return MappingService\Data\Field\Item the same object
*/
public function isRequired()
{
if ($this->info->type == 'string') {
if (MappingService\Data\ToolKit::isEmpty($this->value)) {
// TODO add logging
}
return $this;
} else {
if (MappingService\Data\ToolKit::isUnset($this->value)) {
// TODO add logging
}
}
return $this;
}