RFR: 8288882: JFileChooser - empty (0 bytes) file is displayed as 1 KB

[Andy Goryachev]

On Thu, 30 Jun 2022 16:24:05 GMT, Naoto Sato <naoto at openjdk.org> wrote:

>> In this case, I would suggest to use straight number.
>> 
>> If you notice, the lengths are listed as {0} KB, {0} MB, {0} GB (there are no terabytes, I see), and "1023 bytes" would make the string too long and might case ellipses to appear.
>> 
>> Also, the threshold might be set at <= 999 instead of 1024.  The reason is group separator - the user might prefer to see 1,023 instead of 1023.
>> 
>> Ideally, there should be a pluggable policy (formatter) to format the lengths to the user's liking.
>> 
>> To summarize,
>> 0...999 -> "0" ... "999"
>> 1000 ... 1023 -> "1 KB"
>
> Another option is to use `java.text.CompactNumberFormat` which can handle those K/M/B suffixes nicely.

Would java.text.CompactNumberFormat work for java 8?

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PR: https://git.openjdk.org/jdk/pull/9327