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java.lang.Objectorg.springframework.beans.factory.annotation.QualifierAnnotationAutowireCandidateResolver
public class QualifierAnnotationAutowireCandidateResolver
AutowireCandidateResolver implementation that matches bean definition
qualifiers against qualifier annotations on the field or parameter to be autowired.
AutowireCandidateQualifier,
Qualifier| Constructor Summary | |
|---|---|
QualifierAnnotationAutowireCandidateResolver()
Create a new QualifierAnnotationAutowireCandidateResolver for Spring's standard Qualifier annotation. |
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QualifierAnnotationAutowireCandidateResolver(Class<? extends Annotation> qualifierType)
Create a new QualifierAnnotationAutowireCandidateResolver for the given qualifier annotation type. |
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QualifierAnnotationAutowireCandidateResolver(Set<Class<? extends Annotation>> qualifierTypes)
Create a new QualifierAnnotationAutowireCandidateResolver for the given qualifier annotation types. |
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| Method Summary | |
|---|---|
void |
addQualifierType(Class<? extends Annotation> qualifierType)
Register the given type to be used as a qualifier when autowiring. |
boolean |
isAutowireCandidate(BeanDefinitionHolder bdHolder,
DependencyDescriptor descriptor)
Determine if the provided bean definition is an autowire candidate. |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public QualifierAnnotationAutowireCandidateResolver()
Qualifier annotation.
public QualifierAnnotationAutowireCandidateResolver(Class<? extends Annotation> qualifierType)
qualifierType - the qualifier annotation to look forpublic QualifierAnnotationAutowireCandidateResolver(Set<Class<? extends Annotation>> qualifierTypes)
qualifierTypes - the qualifier annotations to look for| Method Detail |
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public void addQualifierType(Class<? extends Annotation> qualifierType)
This implementation only supports annotations as qualifier types.
qualifierType - the annotation type to register
public boolean isAutowireCandidate(BeanDefinitionHolder bdHolder,
DependencyDescriptor descriptor)
To be considered a candidate the bean's autowire-candidate attribute must not have been set to 'false'. Also if an annotation on the field or parameter to be autowired is recognized by this bean factory as a qualifier, the bean must 'match' against the annotation as well as any attributes it may contain. The bean definition must contain the same qualifier or match by meta attributes. A "value" attribute will fallback to match against the bean name or an alias if a qualifier or attribute does not match.
isAutowireCandidate in interface AutowireCandidateResolverbdHolder - the bean definition including bean name and aliasesdescriptor - the descriptor for the target method parameter or field
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