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Polish "Allow @DefaultValue to be used on record components"

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See gh-29010
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Andy Wilkinson
2022-03-04 12:16:27 +00:00
parent 976ed90cd7
commit 5ee3fdab77
4 changed files with 4 additions and 7 deletions
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spring-boot-project/spring-boot-docs/src/docs/asciidoc/features/external-config.adoc
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@@ -719,7 +719,8 @@ Unless your record has multiple constructors, there is no need to use `@Construc
Nested members of a constructor bound class (such as `Security` in the example above) will also be bound through their constructor.
Default values can be specified using `@DefaultValue` and the same conversion service will be applied to coerce the `String` value to the target type of a missing property.
Default values can be specified using `@DefaultValue` on constructor parameters and record components.
The conversion service will be applied to coerce the annotation's `String` value to the target type of a missing property.
By default, if no properties are bound to `Security`, the `MyProperties` instance will contain a `null` value for `security`.
If you wish you return a non-null instance of `Security` even when no properties are bound to it, you can use an empty `@DefaultValue` annotation to do so: