\HDNET\Autoloader\Loader::extTables(
    'vendorName',
    'extensionKey',
    [
    	'SmartObjects',
    	'TcaFiles'
    ]
);

\HDNET\Autoloader\Loader::extLocalconf(
	'vendorName',
	'extensionKey'
	[
		'SmartObjects',
		'TcaFiles'
	]
);

namespace vendorName\extensionKey\Domain\Model;
use TYPO3\CMS\Extbase\DomainObject\AbstractEntity;
/**
 * Create a test-table for this model with this annotation.
 * @db
 */
class Test extends AbstractEntity {

	/**
	 * A basic field
	 *
	 * @var string
	 * @db
	 */
	protected $textField;

	/**
	 * A boolean field
	 *
	 * @var bool
	 * @db
	 */
	protected $boolField;

	/**
	 * File example
	 *
	 * @var \TYPO3\CMS\Extbase\Domain\Model\FileReference
	 * @db
	 */
	protected $file;

	/**
	 * Custom (variable that has a custom DB type)
	 *
	 * @var int
	 * @db int(11) DEFAULT '0' NOT NULL
	 */
	protected $customField;

	// add here some Getters and Setters
}