8251989: Unified Hex formatting and parsing utility

[Alan Bateman]

On 28/09/2020 18:48, Brian Goetz wrote:
> Minor nit:
>
>     Appendable foo(Appendable bar)
>
> should be
>
>     <A extend Appendable> A foo(A bar)
>
> That way, if you say
>
>     hex.formatHex(aStringBuilder, bytes)
>        .foo()
>
> where foo() is a method on StringBuilder but not on Appendable, it 
> will still work as expected.
One other thing is the static method to create a HexFormat with a 
delimiter. Is it of(String) or ofDelimiter(String)? The class 
description says "of(delimiter)" and the examples use that form. The 
list of uses says its "ofDelimiter".

-Alan