v6.0.0

heroku/gradle

Changed

• Some error messages have changed so they longer suggest to open a Heroku support ticket. Instead, users are now provided with a link to create an issue on GitHub. (#674)

heroku/java

Changed

• Updated heroku/gradle to 6.0.0.
• Updated heroku/jvm to 6.0.0.
• Updated heroku/maven to 6.0.0.

heroku/java-function

Changed

• Updated heroku/jvm-function-invoker to 6.0.0.
• Updated heroku/jvm to 6.0.0.
• Updated heroku/maven to 6.0.0.

heroku/jvm

Added

• Checksum validation of downloaded OpenJDK distribution files. (#680)
• A warning will now be shown when the OpenJDK version is not explicitly configured for an application. (#681)

Changed

• This buildpack now installs the latest long-term support release (currently 21) of OpenJDK if no version is explicitly configured. Previously, OpenJDK 8 was installed as the default. (#681)
• Some error messages have changed so they longer suggest to open a Heroku support ticket. Instead, users are now provided with a link to create an issue on GitHub. (#674)

Removed

• The buildpack no longer installs Heroku's Java Metrics Agent. It is only useful on the Heroku platform and can be installed by a dedicated buildpack in the future. (#679)

heroku/jvm-function-invoker

• No changes.

heroku/maven

Changed

• Some error messages have changed so they longer suggest to open a Heroku support ticket. Instead, users are now provided with a link to create an issue on GitHub. (#674)

heroku/sbt

Changed

• Some error messages have changed so they longer suggest to open a Heroku support ticket. Instead, users are now provided with a link to create an issue on GitHub. (#674)

heroku/scala

Changed

• Updated heroku/jvm to 6.0.0.
• Updated heroku/sbt to 6.0.0.