8288589: Files.readString ignores encoding errors for UTF-16

[GoeLin]

I backport this for parity with 17.0.8-oracle.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8288589: Files.readString ignores encoding errors for UTF-16

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/1230/head:pull/1230
$ git checkout pull/1230

Update a local copy of the PR:
$ git checkout pull/1230
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/1230/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1230

View PR using the GUI difftool:
$ git pr show -t 1230

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/1230.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back goetz! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

@GoeLin This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8288589: Files.readString ignores encoding errors for UTF-16

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 7 new commits pushed to the master branch:

• 47e4dba: 8278834: Error "Cannot read field "sym" because "this.lvar[od]" is null" when compiling
• ac655ba: 8304880: [PPC64] VerifyOops code in C1 doesn't work with ZGC
• 0f72c30: 8278434: timeouts in test java/time/test/java/time/format/TestZoneTextPrinterParser.java
• 1253eb4: 8291638: Keep-Alive timeout of 0 should close connection immediately
• f53661b: 8282227: Locale information for nb is not working properly
• 590256d: 8275721: Name of UTC timezone in a locale changes depending on previous code
• 8bc5ad1: 8304671: javac regression: Compilation with --release 8 fails on underscore in enum identifiers

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[mlbridge]

Webrevs

• 00: Full (72ff350b)

[GoeLin]

/integrate

[openjdk]

Going to push as commit acbac0d.
Since your change was applied there have been 15 commits pushed to the master branch:

• 01cf112: 8305711: Arm: C2 always enters slowpath for monitorexit
• 8bf2cf2: 8305721: add make compile-commands artifacts to .gitignore
• aeb7cf5: 8274864: Remove Amman/Cairo hacks in ZoneInfoFile
• ce12880: 8302491: NoClassDefFoundError omits the original cause of an error
• a296937: Merge
• 908cab4: 8304871: Use default visibility for static library builds
• 768bed2: 8293887: AArch64 build failure with GCC 12 due to maybe-uninitialized warning in libfdlibm k_rem_pio2.c
• 4c3aecb: 8294281: Allow warnings to be disabled on a per-file basis
• 47e4dba: 8278834: Error "Cannot read field "sym" because "this.lvar[od]" is null" when compiling
• ac655ba: 8304880: [PPC64] VerifyOops code in C1 doesn't work with ZGC
• ... and 5 more: https://git.openjdk.org/jdk17u-dev/compare/a71545b516575a58d4d6719e816b878c7091340c...master

Your commit was automatically rebased without conflicts.

[openjdk]

@GoeLin Pushed as commit acbac0d.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.