function isUserAuthor(sAuthor) {
		var oSettings = Settings.getInstanceOrUndef();
		var vUserId = oSettings?.getUserId();
		return !vUserId || !sAuthor || vUserId.toUpperCase() === sAuthor.toUpperCase();
	}
Returns the mapping between flex object properties and file content properties in the back-end response.
Can be overridden to avoid access of static mapping within base methods.
@returns {object} Mapping information