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Caching of autowire candidate metadata for injection point matching 

Closes gh-24904
This commit is contained in:
Juergen Hoeller 2020-04-25 16:34:28 +02:00
parent 0552102780
commit 401f9599ca
1 changed files with 15 additions and 2 deletions
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17
spring-beans/src/main/java/org/springframework/beans/factory/support/DefaultListableBeanFactory.java
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@ -165,6 +165,9 @@ public class DefaultListableBeanFactory extends AbstractAutowireCapableBeanFacto
/** Map of bean definition objects, keyed by bean name. */
private final Map<String, BeanDefinition> beanDefinitionMap = new ConcurrentHashMap<>(256);
/** Map from bean name to merged BeanDefinitionHolder. */
private final Map<String, BeanDefinitionHolder> mergedBeanDefinitionHolders = new ConcurrentHashMap<>(256);
/** Map of singleton and non-singleton bean names, keyed by dependency type. */
private final Map<Class<?>, String[]> allBeanNamesByType = new ConcurrentHashMap<>(64);
@ -794,8 +797,11 @@ public class DefaultListableBeanFactory extends AbstractAutowireCapableBeanFacto
if (mbd.isFactoryMethodUnique && mbd.factoryMethodToIntrospect == null) {
new ConstructorResolver(this).resolveFactoryMethodIfPossible(mbd);
}
return resolver.isAutowireCandidate(
new BeanDefinitionHolder(mbd, beanName, getAliases(beanDefinitionName)), descriptor);
BeanDefinitionHolder holder = (beanName.equals(beanDefinitionName) ?
this.mergedBeanDefinitionHolders.computeIfAbsent(beanName,
key -> new BeanDefinitionHolder(mbd, beanName, getAliases(beanDefinitionName))) :
new BeanDefinitionHolder(mbd, beanName, getAliases(beanDefinitionName)));
return resolver.isAutowireCandidate(holder, descriptor);
}
@Override
@ -818,9 +824,16 @@ public class DefaultListableBeanFactory extends AbstractAutowireCapableBeanFacto
return iterator;
}
@Override
protected void clearMergedBeanDefinition(String beanName) {
super.clearMergedBeanDefinition(beanName);
this.mergedBeanDefinitionHolders.remove(beanName);
}
@Override
public void clearMetadataCache() {
super.clearMetadataCache();
this.mergedBeanDefinitionHolders.clear();
clearByTypeCache();
}