jpackage will exit with an error if the value of the `--mac-signing-key-user-name` option matches multiple certificates of the same type (app image or installer).
Previously, jpackage would emit an error that multiple certificates match the value of the `--mac-signing-key-user-name` option, pick the first matching certificate, and keep going. ------------- Commit messages: - 8371440: jpackage should exit with an error if it finds multiple matching signing certificates Changes: https://git.openjdk.org/jdk/pull/28405/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=28405&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8371440 Stats: 36 lines in 3 files changed: 16 ins; 7 del; 13 mod Patch: https://git.openjdk.org/jdk/pull/28405.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/28405/head:pull/28405 PR: https://git.openjdk.org/jdk/pull/28405
