<Swing Dev> RFR: 8271456: Avoid looking up standard charsets in "java.desktop" module [v4]

[Alexey Ivanov]

On Tue, 3 Aug 2021 23:42:55 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

>> This is a request to clean up a desktop module as was done in JDK-8233884 for "java.base" module.
>> 
>> In many places standard charsets are looked up via their names, for example:
>> absolutePath.getBytes("UTF-8");
>> 
>> This could be done more efficiently(x20 time faster) with use of java.nio.charset.StandardCharsets:
>> absolutePath.getBytes(StandardCharsets.UTF_8);
>> 
>> The later variant also makes the code cleaner, as it is known not to throw UnsupportedEncodingException in contrary to the former variant.
>> 
>> Tested by the desktop headless/headful tests on linux/windows.
>
> Sergey Bylokhov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Update IPPPrintService.java

I admit I prefer static imports in this case: the code is shorter and is as clear. It's pretty obvious where the encoding comes from.

-------------

Marked as reviewed by aivanov (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/4951