CCrmAddressRestProxy::exists

protected function exists($typeID, $entityTypeID, $entityID)
{
	$entity = self::getEntity();

	$result = $entity->getList(array(
			'filter' => array('TYPE_ID' => $typeID,
					'ENTITY_TYPE_ID' => $entityTypeID,
					'ENTITY_ID' => $entityID)
	));

	return $result->fetch();
}