On Fri, 22 Oct 2021 02:07:44 GMT, Sergey Bylokhov <s...@openjdk.org> wrote:
>> I first thought of swallowing all exceptions in 2-arg forName(), but decided
>> not to do that. Because `IllegalArgumentException` and
>> `IllegalCharsetNameException` are for the validity of the passed
>> `charsetName`, like detecting `null` or invalid chars like "😱". On the other
>> hand, `UnsupportedCharsetException` is for the availability which varies
>> depending on the user's settings and or platform, which can be safely
>> replaced with `fallback` charset. So yes, it is not totally getting rid of
>> `try-catch` but it avoids `UnsupportedCharsetException` which is only
>> detectable at runtime.
>
> Then what is the benefit, if the user will have to write such code anyway?:
>
> try {
> cs = Charset.forName(StaticProperty.nativeEncoding(),
> fallback);
> } catch (Exception ignored) {
> cs = fallback;
> }
>
> Even in the current code update it can work well w/o the second parameter.
OK, I revised the API to swallow `IllegalCharsetNameException`. This will
effectively remove try-catch clauses, as `IllegalArgumentException` is
considered an error, and simply avoided by a null check.
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PR: https://git.openjdk.java.net/jdk/pull/6045
