EndpointWebMvcAutoConfiguration.java 文件源码

private static <T> boolean hasCustomBeanDefinition(
        ConfigurableListableBeanFactory beanFactory, Class<T> type,
        Class<?> configClass) {
    String[] names = beanFactory.getBeanNamesForType(type, true, false);
    if (names == null || names.length != 1) {
        return false;
    }
    BeanDefinition definition = beanFactory.getBeanDefinition(names[0]);
    if (definition instanceof AnnotatedBeanDefinition) {
        MethodMetadata factoryMethodMetadata = ((AnnotatedBeanDefinition) definition)
                .getFactoryMethodMetadata();
        if (factoryMethodMetadata != null) {
            String className = factoryMethodMetadata.getDeclaringClassName();
            return !configClass.getName().equals(className);
        }
    }
    return true;
}