<i18n dev> RFR: 8301119: Support for GB18030-2022

Wed Feb 22 10:00:31 UTC 2023

On Fri, 10 Feb 2023 20:35:58 GMT, Naoto Sato <naoto at openjdk.org> wrote:

> Upgrading the GB18030 charset in the JDK to the latest 2022 standard. Since this is not a compatible upgrade to the existing mapping, a new system property `jdk.charset.GB18030` is introduced. If it is set to "2000", the mapping falls back to the existing mapping based on the 2000 standard, otherwise, it defaults to 2022 mapping. Refer to the corresponding CSR for more detail.

src/java.base/share/classes/sun/nio/cs/StandardCharsets.java.template line 211:

> 209: 
> 210:     // Lazily initialized system property value
> 211:     private static String GB18030_2000;

I assume this should be a stable field.

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PR: https://git.openjdk.org/jdk/pull/12518