RFR: 4926314: Optimize Reader.read(CharBuffer) [v9]

[Brian Burkhalter]

On Sun, 14 Mar 2021 12:57:01 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Philippe Marschall has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 15 commits:
>> 
>>  - Merge master
>>  - Fix bug in CharArrayReader and add unit test
>>  - Clean up unit tests
>>  - Revert off-heap code path
>>  - Replace c-style array declarations
>>  - Share work buffer between #skip and #read
>>  - Update copyright year
>>  - Implement review comment
>>  - Revert StreamDecoder changes
>>  - Implement CharArrayReader#read(CharBuffer)
>>  - ... and 5 more: https://git.openjdk.java.net/jdk/compare/d339320e...c4c859e0
>
> src/java.base/share/classes/java/io/Reader.java line 205:
> 
>> 203:                 target.put(cbuf, 0, nread);
>> 204:         }
>> 205:         return nread;
> 
> Thanks for bringing this back to just the heap buffer case. This part looks good now.

Agreed.

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PR: https://git.openjdk.java.net/jdk/pull/1915