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Support Kotlin nullable information for @Autowired and @Inject [SPR-14951] #19518

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spring-issuemaster opened this Issue Nov 24, 2016 · 1 comment

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spring-issuemaster commented Nov 24, 2016

Sébastien Deleuze opened SPR-14951 and commented

As implemented form Spring MVC/Spring Web Reactive in #18737, we could use Kotlin nullable information to know if a bean is required or not.


Issue Links:

  • #18737 Support Kotlin nullable information in Spring MVC parameters
  • #19595 Support @Nullable annotations as indicators for optional injection points

Referenced from: commits 39d2769

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spring-issuemaster commented Dec 13, 2016

Juergen Hoeller commented

Implemented in MethodParameter.isOptional() and DependencyDescriptor.isRequired() now, with private inner delegate classes for Kotlin introspection (superseding KotlinUtils and avoiding its circular reference with MethodParameter between .core and .util).

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