RFR: 8305811: (bf) Improve heap buffer performance of CharBuffer::append(CharSequence)

Tue Apr 11 17:09:32 UTC 2023

On Tue, 11 Apr 2023 17:00:04 GMT, Ismael Juma <duke at openjdk.org> wrote:

> Yeah, `StringBuffer` being slower is expected, but the benchmark shows `StringBuilder` being slower - that's surprising.

The benchmark shows `StringBuilder` being faster for the modified code. This I suppose could be due to a `toString()` call being avoided.

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PR Comment: https://git.openjdk.org/jdk/pull/13415#issuecomment-1503787705