RFR: 8356684: jpackage error messages are not helpful [v4]

[Alexander Matveev]

On Wed, 14 Jan 2026 04:18:10 GMT, Alexey Semenyuk <asemenyuk at openjdk.org> wrote:

>> If the output of an external command execution results in a fatal error, jpackage will print the command line of the external command. In quiet mode (without "--vrebose"), it will also print the command's output.
>> 
>> E.g. (unit test output):
>> 
>> jpackage --input MainTest\testFailedCommandOutput\input --dest MainTest\testFailedCommandOutput\output --name FailedCommandOutputMainTest --type app-image --main-jar hello.jar --main-class Hello --win-console
>> Error: Unexpected exit code 17 from executing the command jlink-mock --output MainTest\testFailedCommandOutput\output\FailedCommandOutputMainTest\runtime --module-path runtime\jmods --add-modules java.base,jdk.xml.dom,jdk.zipfs --strip-native-commands --strip-debug --no-man-pages --no-header-files
>> Command output:
>> It
>> fell
>> apart
>
> Alexey Semenyuk has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains seven commits:
> 
>  - Merge branch 'master' into JDK-8356684
>  - ExecutableAttributesWithCapturedOutput: augmenResultWithOutput() -> augmentResultWithOutput()
>  - Update copyright year
>  - CommandOutputControlTest: improve coverage
>  - Add CommandOutputControl.ExecutableAttributes.printableCommandLine()
>  - 8356684: jpackage error messages are not helpful
>  - Add SelfContainedException annotation to the model. Use it mark exception classes with error messages suitable for presenting to a user without the need to provide an additional context (class name, stack trace).

Marked as reviewed by almatvee (Reviewer).

-------------

PR Review: https://git.openjdk.org/jdk/pull/29197#pullrequestreview-3658775120