tree 82a56453f9b236f4eb6200de9910ae84688f9bd7
parent 5f935ae7f99c9cfac59a3f4af55bbd0da26a7238
author Thomas Watson <tjwatson@us.ibm.com> 1604085380 -0500
committer Thomas Watson <tjwatson@us.ibm.com> 1604085407 -0500

Bug 567964 - Use Files.isReadable before falling back to File IO

Some environments it is more costly to do the file open/close operation
than simply calling Files.isReadable.  First try Files.isReadable for
the golden path, if that fails then fallback to the previous behavior

Change-Id: I7aaf92c4d3d1a599343034078ebb214a8da7a305
Signed-off-by: Thomas Watson <tjwatson@us.ibm.com>