@Override
	public String findPathPrefix(SpringDocConfigProperties springDocConfigProperties) {
		Map<RequestMappingInfo, HandlerMethod> map = getHandlerMethods();
		for (Entry<RequestMappingInfo, HandlerMethod> entry : map.entrySet()) {
			RequestMappingInfo requestMappingInfo = entry.getKey();
			Set<String> patterns = getActivePatterns(requestMappingInfo);
			if (!CollectionUtils.isEmpty(patterns)) {
				for (String operationPath : patterns) {
					if (operationPath.endsWith(springDocConfigProperties.getApiDocs().getPath()))
						return operationPath.replace(springDocConfigProperties.getApiDocs().getPath(), StringUtils.EMPTY);
				}
			}
		}
		return StringUtils.EMPTY;
	}
Finds path prefix.

@param springDocConfigProperties the spring doc config properties
@return the path prefix
springdoc-openapi-starter-webflux-api/src/main/java/org/springdoc/webflux/core/providers/SpringWebFluxProvider.java