protected function getProxyClass(Property $property)
	{
		$data_type = $property->getDataType();

		if ( $data_type ) {
			foreach ( $this->elementToProxyMapping as $element_class => $proxy_class ) {
				if ( $this->classMatches($data_type, $element_class) ) {
					return $proxy_class;
				}
			}
		}

		return '';
	}