AnnotationConfigUtils.java 文件源码

public static void processCommonDefinitionAnnotations(AnnotatedBeanDefinition abd) {
    AnnotationMetadata metadata = abd.getMetadata();
    if (metadata.isAnnotated(Primary.class.getName())) {
        abd.setPrimary(true);
    }
    if (metadata.isAnnotated(Lazy.class.getName())) {
        abd.setLazyInit(attributesFor(metadata, Lazy.class).getBoolean("value"));
    }
    if (metadata.isAnnotated(DependsOn.class.getName())) {
        abd.setDependsOn(attributesFor(metadata, DependsOn.class).getStringArray("value"));
    }
    if (abd instanceof AbstractBeanDefinition) {
        if (metadata.isAnnotated(Role.class.getName())) {
            Integer role = attributesFor(metadata, Role.class).getNumber("value");
            ((AbstractBeanDefinition)abd).setRole(role);
        }
    }
}