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Merge branch '2.3.x'

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Closes gh-23000
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Scott Frederick
2020-08-18 17:07:25 -05:00
parent b60820564e 3f80638a36
commit 341615d7d0
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spring-boot-project/spring-boot-docs/src/docs/asciidoc/spring-boot-features.adoc
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@@ -8351,6 +8351,10 @@ For Gradle, refer to the {spring-boot-gradle-plugin-docs}#packaging-layered-jars
==== Writing the Dockerfile
When you create a jar containing the layers index file, the `spring-boot-jarmode-layertools` jar will be added as a dependency to your jar.
With this jar on the classpath, you can launch your application in a special mode which allows the bootstrap code to run something entirely different from your application, for example, something that extracts the layers.
CAUTION: The `layertools` mode can not be used with a <<deployment.adoc#deployment-install, fully executable Spring Boot archive>> that includes a launch script.
Disable launch script configuration when building a jar file that is intended to be used with `layertools`.
Here’s how you can launch your jar with a `layertools` jar mode:
[source]