@NotNull
    public List<ApiBean> extract(final ApplicationContext applicationContext, final Map<String, Object> supportBeans) {
        return supportBeans.entrySet()
                .stream()
                .map(entity -> beanToApi(entity.getKey(), entity.getValue(), applicationContext))
                .filter(this::apiPostFilter)
                .peek(this::apiPostProcess)
                .collect(Collectors.toList());
    }
extract.

@param applicationContext applicationContext
@param supportBeans       supportBeans
@return api
shenyu-client/shenyu-client-core/src/main/java/org/apache/shenyu/client/core/register/extractor/BaseApiBeansExtractor.java