/**
* This method returns either the object's type for the specified id or null if the object's
* type cannot be determined.
*
* @access public
* @param string $id the object's id
* @return string the object's type
* @throws Throwable\InvalidArgument\Exception indicates that an argument is of the
* incorrect type
*/
public function getObjectType($id)
{
return $this->parser->getObjectType($id);
}
