RFR(JDK12/NIO) 8202285: (fs) Add a method to Files for comparing file contents

[Brian Burkhalter]

On Sep 19, 2018, at 1:14 PM, Alan Bateman <Alan.Bateman at oracle.com> wrote:

> Starting out using buffered I/O is probably okay but I assume we will want to change this in the future to having it use memory mapped I/O beyond a certain threshold.

For the buffered case, could there be any performance advantage to using direct buffers with FileChannel and comparing running checksums of the two sources?

Brian