On Sun, 25 Aug 2024 16:55:23 GMT, ExE Boss <d...@openjdk.org> wrote:
>> Optimize ClassDesc related string concatenation, which will reduce object
>> allocation during startup.
>
> src/java.base/share/classes/java/lang/StringConcatHelper.java line 787:
>
>> 785: }
>> 786:
>> 787: static String concat(String prefix, String value, String suffix) {
>
> `Class::descriptorString()` can probably also make use of this method and
> `String::concat(String)`:
>
> if (isArray()) {
> return "[".concat(componentType.descriptorString());
> } else if (isHidden()) {
> // unchanged
> } else {
> String name = getName().replace('.', '/');
> return StringConcatHelper.concat("L", name, ";");
> }
In this case, there are too many locations under the java.lang package to
change, and a new PR may be more appropriate.
-------------
PR Review Comment: https://git.openjdk.org/jdk/pull/20705#discussion_r1730430947
