mock.java

@GetMapping(value = "/mockService/{serviceName}")
    ResponseEntity fetchMockValue(@PathVariable("serviceName") String serviceName) throws IOException {

        LOGGER.info("fetchMockValue called for serviceName={}", serviceName);

        ResponseEntity responseEntity;
        File mockServiceJsonFile = getFile(serviceName);

        if(mockServiceJsonFile.exists()) {
            String timeoutValue = environment.getProperty(serviceName + ".delay");

            String ttValue = (timeoutValue != null) ? timeoutValue : System.getenv(serviceName + ".delay");

            if(ttValue != null) {
                long timeout = Long.parseLong(ttValue);
                try {
                    Thread.sleep(timeout);
                } catch (InterruptedException e) {
                    LOGGER.error("Mock Data Sleep Interrupted");
                }
            }

            LOGGER.info("Mock Data Exist for serviceName={}", serviceName);
            JsonNode jsonNode = objectMapper.readValue(mockServiceJsonFile, JsonNode.class);
            responseEntity = new ResponseEntity(jsonNode, HttpStatus.OK);
        }
        else {
            LOGGER.info("Mock Data not available for serviceName={}", serviceName);
            Map responseMap = new HashMap();
            responseMap.put(MESSAGE, "Mock data not available for " + serviceName);
            responseEntity = new ResponseEntity(responseMap, HttpStatus.NOT_FOUND);
        }
        return responseEntity;
    }