RFR: 8274544: Langtools command's usage were garbled on Japanese Windows [v2]

[Naoto Sato]

On Mon, 4 Oct 2021 07:13:37 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

src/jdk.compiler/share/classes/com/sun/tools/javac/util/Log.java line 265:

> 263:      * @return a map of writers
> 264:      */
> 265:     private final static Charset nativeCharset;

Inserting this static initializer in the middle of a method, between its javadoc and impl, is odd.

src/jdk.compiler/share/classes/com/sun/tools/javac/util/Log.java line 267:

> 265:     private final static Charset nativeCharset;
> 266:     static {
> 267:         Charset cs = Charset.defaultCharset();

This could move into the `catch` section as a last resort.

src/jdk.jdeps/share/classes/com/sun/tools/javap/JavapTask.java line 419:

> 417:             return new PrintWriter(System.err, true, nativeCharset);
> 418:         } else {
> 419:             if (s.equals((OutputStream)System.err) || s.equals((OutputStream)System.out)) {

Can we use `==` here?

src/jdk.jpackage/share/classes/jdk/jpackage/main/Main.java line 50:

> 48:      * @param args command line arguments
> 49:      */
> 50:     private final static Charset nativeCharset;

Static initializer dissecting main method (javadoc/impl)

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