ApolloConfigRegistrar.java 文件源码

@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {
  AnnotationAttributes attributes = AnnotationAttributes.fromMap(importingClassMetadata
      .getAnnotationAttributes(EnableApolloConfig.class.getName()));
  String[] namespaces = attributes.getStringArray("value");
  int order = attributes.getNumber("order");
  PropertySourcesProcessor.addNamespaces(Lists.newArrayList(namespaces), order);

  BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, PropertySourcesPlaceholderConfigurer.class.getName(),
      PropertySourcesPlaceholderConfigurer.class);

  BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, PropertySourcesProcessor.class.getName(),
      PropertySourcesProcessor.class);

  BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, ApolloAnnotationProcessor.class.getName(),
      ApolloAnnotationProcessor.class);
}