RFR: 8268056: Update java.net and java.nio to use switch expressions [v2]

[Alan Bateman]

On Tue, 1 Jun 2021 17:16:59 GMT, Patrick Concannon <pconcannon at openjdk.org> wrote:

>> src/java.base/share/classes/java/nio/file/attribute/FileTime.java line 256:
>> 
>>> 254:                     nanos = (int) Math.floorMod(value, NANOS_PER_SECOND);
>>> 255:                 }
>>> 256:                 default -> throw new AssertionError("Unit not handled");
>> 
>> The formatting here is all messed up, I think you'll need to fix this up before it can be reviewed.
>
> Sorry about that. I've changed it now. See 2f179b5

This still looks a bit messy because you've got 3 different styles in the one switch statement. It's okay to drop FileTime from the patch if you want as it's not worth spending time on.

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PR: https://git.openjdk.java.net/jdk/pull/4285