elasticsearch/elasticsearch — pull request #8366 by s1monw (2014-11-06 14:42:09+00:00)
Title: [CORE] Cut over to Path API for file deletion

Today we use the File API for file deletion as well as recursive
directory deletions. This API returns a boolean if operations
are successful while hiding the actual reason why they failed.
The Path API throws and actual exception that might provide better
insights and debug information.