On Wed, 14 May 2025 17:32:50 GMT, Markus KARG <d...@openjdk.org> wrote:
>> Brian Burkhalter has updated the pull request incrementally with one >> additional commit since the last revision: >> >> 8354724: "stream" -> "reader" > > src/java.base/share/classes/java/io/Reader.java line 205: > >> 203: public String readAllAsString() throws IOException { >> 204: ensureOpen(); >> 205: String result = cs.toString().substring(next); > > For sake of efficiency can we please *first* limit and copy *last*? If `cs` > refers to a huge object and `next` is just few bytes before `length()`, it > makes no sense to copy the huge memory block just to return one or two > characters finally. 🤔 > > `result = cs.subSequence(next, cs.length()).toString()`? Improved in [04d8996](https://github.com/openjdk/jdk/pull/24728/commits/04d899631eb87dc475c7daf08f0ae7af47bcdac1). ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/24728#discussion_r2089483768