The Samba-Bugzilla – Bug 10523
JCIFS: Provide a NIO.2 File System Provider
Last modified: 2014-03-29 12:22:48 UTC
For seamless integration with the NIO.2 File API provide a CIFS File System Provider:
The jCIFS product is not available anymore. Is this the right place to file jCIFS issues?
...and this "product" is for the Linux in-kernel CIFS vfs. You may want to email the jCIFS mailing list. Looks like the info is here.