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Merge branch '5.3.x'

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# Conflicts:
#	build.gradle
#	spring-context/src/main/java/org/springframework/context/annotation/Lazy.java
This commit is contained in:
Juergen Hoeller
2021-11-09 22:39:58 +01:00
parent cd5657d158 11a0df3fd1
commit 0e1ba7aae5
9 changed files with 31 additions and 21 deletions
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src/docs/asciidoc/core/core-beans.adoc
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@@ -3039,7 +3039,7 @@ constructor or setter argument or autowired field) as `ObjectFactory<MyTargetBea
allowing for a `getObject()` call to retrieve the current instance on demand every
time it is needed -- without holding on to the instance or storing it separately.
As an extended variant, you may declare `ObjectProvider<MyTargetBean>`, which delivers
As an extended variant, you may declare `ObjectProvider<MyTargetBean>` which delivers
several additional access variants, including `getIfAvailable` and `getIfUnique`.
The JSR-330 variant of this is called `Provider` and is used with a `Provider<MyTargetBean>`
@@ -6675,9 +6675,11 @@ factory method and other bean definition properties, such as a qualifier value t
the `@Qualifier` annotation. Other method-level annotations that can be specified are
`@Scope`, `@Lazy`, and custom qualifier annotations.
TIP: In addition to its role for component initialization, you can also place the `@Lazy` annotation
on injection points marked with `@Autowired` or `@Inject`. In this context, it
leads to the injection of a lazy-resolution proxy.
TIP: In addition to its role for component initialization, you can also place the `@Lazy`
annotation on injection points marked with `@Autowired` or `@Inject`. In this context,
it leads to the injection of a lazy-resolution proxy. However, such a proxy approach
is rather limited. For sophisticated lazy interactions, in particular in combination
with optional dependencies, we recommend `ObjectProvider<MyTargetBean>` instead.
Autowired fields and methods are supported, as previously discussed, with additional
support for autowiring of `@Bean` methods. The following example shows how to do so: