RFR: 8274544: Langtools command's usage were garbled on Japanese Windows [v3]

[Naoto Sato]

On Wed, 6 Oct 2021 05:04:28 GMT, Ichiroh Takiguchi <itakiguchi at openjdk.org> wrote:

>> JEP-400 (UTF-8 by Default) was eabled on JDK18-b13.
>> After JDK18-b13, javac and some other langtool command's usage were garbled on Japanese Windows.
>> These commands use PrintWriter instead of standard out/err with PrintStream.
>
> Ichiroh Takiguchi has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8274544: Langtools command's usage were garbled on Japanese Windows

this.encoding = encoding != null ? encoding : nativeCharset;

I am not familiar with `JLine`, but if it is working in a Console, it should refer to `Console.charset()` first.
As to `JdiInitiator`, not sure I understand the situation. Would you mind providing some examples that would cause problems?

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PR: https://git.openjdk.java.net/jdk/pull/5771