public PingResponse ping() {
                PingResponse response = new PingResponse(createMockHealthResponse("test-cluster", ClusterHealthStatus.RED)) {
                    @Override
                    public int getStatus() {
                        // RED status should return non-zero status
                        return 2;
                    }
                };
                return response;
            }
        };

    }

    private static class TestHttpServletResponse implements HttpServletResponse {
        private int status = 0;

        @Override
        public void setStatus(int sc) {
            this.status = sc;
        }

        public int getStatus() {
            return status;
        }

        @Override
        public java.util.Collection<String> getHeaderNames() {

        manager.process(request, response, chain);
        assertEquals(404, response.getStatus());

        // Test with different status code
        manager = new StatusCodeWebApiManager(201);
        response = new TestHttpServletResponse();
        manager.process(request, response, chain);
        assertEquals(201, response.getStatus());
    }

    @Test

            @Override
            public void addIntHeader(String name, int value) {
            }

            @Override
            public void setStatus(int sc) {
            }

            @Override
            public int getStatus() {
                return 0;
            }

            @Override
            public String getHeader(String name) {
                return null;

            return "http://test.example.com";
        }

        @Override
        public String getParentUrl() {
            return null;
        }

        @Override
        public Integer getStatus() {
            return 200;
        }

        @Override
        public Integer getHttpStatusCode() {
            return 200;
        }

        @Override
        public String getMethod() {

        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        try {
            final PingResponse pingResponse = searchEngineClient.ping();
            writeJsonResponse(pingResponse.getStatus() == 0 ? HttpServletResponse.SC_OK : HttpServletResponse.SC_SERVICE_UNAVAILABLE,
                    "\"data\":" + pingResponse.getMessage());
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {

     * @param response the HTTP response
     * @throws IOException if an I/O error occurs
     */
    protected void sendApiResponse(final HttpServletResponse response) throws IOException {
        response.setStatus(429);
        response.setContentType("application/json;charset=UTF-8");
        response.setHeader("Retry-After", String.valueOf(RETRY_AFTER_SECONDS));
        response.getWriter()

                }
            }
        }).execute()) {

            try (ServletOutputStream out = response.getOutputStream(); InputStream in = curlResponse.getContentAsStream()) {
                response.setStatus(curlResponse.getHttpStatusCode());
                writeHeaders(response);
                final String responseContentType = curlResponse.getHeaderValue("Content-Type");

                    if (Constants.TRUE.equalsIgnoreCase(infoMap.get(Constants.CRAWLER_STATUS))) {
                        postcard.setStatus(Constants.OK);
                    } else {
                        postcard.setStatus(Constants.FAIL);
                    }
                    postcard.setJobname(systemProperties.getProperty("job.runtime.name", StringUtil.EMPTY));
                });

     */
    protected void writeJsonResponse(final HttpServletResponse response, final int status, final Map<String, Object> data)
            throws IOException {
        response.setStatus(status);
        response.setContentType("application/json");
        response.setCharacterEncoding("UTF-8");
        response.getWriter().write(objectMapper.writeValueAsString(data));
    }

    /**