/**
* Opens the specified URL.
*
- * @param $url
+ * @param string $url
* URL to open.
*
* @return bool
abstract protected function openSourceUrl($url);
/**
- * Retrieves the next row of data from the open source URL, populating
- * currentItem.
+ * Retrieves the next row of data. populating currentItem.
+ *
+ * Retrieves from the open source URL.
*/
abstract protected function fetchNextRow();