RFR: 8358533: Improve performance of java.io.Reader.readAllLines [v5]
Brian Burkhalter
bpb at openjdk.org
Thu Jun 26 22:43:59 UTC 2025
> Replaces the implementation `readAllCharsAsString().lines().toList()` with reading into a temporary `char` array which is then processed to detect line terminators and copy non-terminating characters into strings which are added to the list.
Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:
8358533: Use a char[] instead of StringBuilder; expand regression test
-------------
Changes:
- all: https://git.openjdk.org/jdk/pull/25863/files
- new: https://git.openjdk.org/jdk/pull/25863/files/d616c160..0ee3f59c
Webrevs:
- full: https://webrevs.openjdk.org/?repo=jdk&pr=25863&range=04
- incr: https://webrevs.openjdk.org/?repo=jdk&pr=25863&range=03-04
Stats: 49 lines in 3 files changed: 31 ins; 2 del; 16 mod
Patch: https://git.openjdk.org/jdk/pull/25863.diff
Fetch: git fetch https://git.openjdk.org/jdk.git pull/25863/head:pull/25863
PR: https://git.openjdk.org/jdk/pull/25863
More information about the core-libs-dev
mailing list