JDK-8196298: Add null Reader and Writer

[Brian Burkhalter]

Hi Patrick,

Conceptually this looks good. There might be some javadoc tweaks needed but those can be worked out while this is a draft CSR (to be filed).

Thanks,

Brian

On Jan 27, 2018, at 12:45 AM, Patrick Reinhart <patrick at reini.net> wrote:

> I saw that great extension on InputStream/OutputStream adding a Null
> implementation there. Based on those I would propose a similar addition
> to the Reader/Writer.