Java Code Examples for org.springframework.http.HttpHeaders

@Test
public void testCorsFilterOnOtherPath() throws Exception {
    props.getCors().setAllowedOrigins(Collections.singletonList("*"));
    props.getCors().setAllowedMethods(Arrays.asList("GET", "POST", "PUT", "DELETE"));
    props.getCors().setAllowedHeaders(Collections.singletonList("*"));
    props.getCors().setMaxAge(1800L);
    props.getCors().setAllowCredentials(true);

    MockMvc mockMvc = MockMvcBuilders.standaloneSetup(new WebConfigurerTestController())
        .addFilters(webConfigurer.corsFilter())
        .build();

    mockMvc.perform(
        get("/test/test-cors")
            .header(HttpHeaders.ORIGIN, "other.domain.com"))
        .andExpect(status().isOk())
        .andExpect(header().doesNotExist(HttpHeaders.ACCESS_CONTROL_ALLOW_ORIGIN));
}
 

private static void testExchange(RestTemplate template, String cseUrlPrefix) {
  HttpHeaders headers = new HttpHeaders();
  headers.add("Accept", MediaType.APPLICATION_JSON);
  Person person = new Person();
  person.setName("world");
  HttpEntity<Person> requestEntity = new HttpEntity<>(person, headers);
  ResponseEntity<Person> resEntity = template.exchange(cseUrlPrefix + "/compute/sayhello",
      HttpMethod.POST,
      requestEntity,
      Person.class);
  TestMgr.check("hello world", resEntity.getBody());

  ResponseEntity<String> resEntity2 =
      template.exchange(cseUrlPrefix + "/compute/addstring?s=abc&s=def", HttpMethod.DELETE, null, String.class);
  TestMgr.check("abcdef", resEntity2.getBody());
}
 

@Override
protected OutputStream getBodyInternal(HttpHeaders headers) throws IOException {
	if (this.body == null) {
		if (this.outputStreaming) {
			int contentLength = (int) headers.getContentLength();
			if (contentLength >= 0) {
				this.connection.setFixedLengthStreamingMode(contentLength);
			}
			else {
				this.connection.setChunkedStreamingMode(this.chunkSize);
			}
		}
		SimpleBufferingClientHttpRequest.addHeaders(this.connection, headers);
		this.connection.connect();
		this.body = this.connection.getOutputStream();
	}
	return StreamUtils.nonClosing(this.body);
}
 

private JiraReleaseVersions getJiraReleaseVersions(ProjectKey projectKey, HttpHeaders headers, int startAt) {

		Map<String, Object> parameters = newUrlTemplateVariables();
		parameters.put("project", projectKey.getKey());
		parameters.put("fields", "summary,status,resolution,fixVersions");
		parameters.put("startAt", startAt);

		try {
			return operations.exchange(PROJECT_VERSIONS_TEMPLATE, HttpMethod.GET, new HttpEntity<>(headers),
					JiraReleaseVersions.class, parameters).getBody();
		} catch (HttpStatusCodeException e) {

			System.out.println(e.getResponseBodyAsString());
			throw e;
		}
	}
 

@Test
public void postForLocation() throws Exception {
	mockSentRequest(POST, "https://example.com");
	mockTextPlainHttpMessageConverter();
	mockResponseStatus(HttpStatus.OK);
	String helloWorld = "Hello World";
	HttpHeaders responseHeaders = new HttpHeaders();
	URI expected = new URI("https://example.com/hotels");
	responseHeaders.setLocation(expected);
	given(response.getHeaders()).willReturn(responseHeaders);

	URI result = template.postForLocation("https://example.com", helloWorld);
	assertEquals("Invalid POST result", expected, result);

	verify(response).close();
}
 

/**
 * Parse the body as form data and compare to the given {@code MultiValueMap}.
 * @since 4.3
 */
public RequestMatcher formData(final MultiValueMap<String, String> expectedContent) {
	return request -> {
		HttpInputMessage inputMessage = new HttpInputMessage() {
			@Override
			public InputStream getBody() throws IOException {
				MockClientHttpRequest mockRequest = (MockClientHttpRequest) request;
				return new ByteArrayInputStream(mockRequest.getBodyAsBytes());
			}
			@Override
			public HttpHeaders getHeaders() {
				return request.getHeaders();
			}
		};
		FormHttpMessageConverter converter = new FormHttpMessageConverter();
		assertEquals("Request content", expectedContent, converter.read(null, inputMessage));
	};
}
 

@Test
@WithMockUser
public void createPostWithMockUser() throws Exception {
    Post _data = Post.builder().title("my first post").content("my content of my post").build();
    given(this.postService.createPost(any(PostForm.class)))
        .willReturn(_data);
    
    MvcResult result = this.mockMvc
        .perform(
            post("/posts")
                .content(objectMapper.writeValueAsString(PostForm.builder().title("my first post").content("my content of my post").build()))
                .contentType(MediaType.APPLICATION_JSON)
        )
        .andExpect(status().isCreated())
        .andExpect(header().string(HttpHeaders.LOCATION, containsString("/posts")))
        .andReturn();
    
    log.debug("mvc result::" + result.getResponse().getContentAsString());
    
    verify(this.postService, times(1)).createPost(any(PostForm.class));
}
 

@Test
public void testExceedingCapacity() {
    ResponseEntity<String> response = this.restTemplate.getForEntity("/serviceB", String.class);
    HttpHeaders headers = response.getHeaders();
    String key = "rate-limit-application_serviceB_127.0.0.1";
    assertHeaders(headers, key, false, false);
    assertEquals(OK, response.getStatusCode());

    for (int i = 0; i < 2; i++) {
        response = this.restTemplate.getForEntity("/serviceB", String.class);
    }

    assertEquals(TOO_MANY_REQUESTS, response.getStatusCode());
    assertNotEquals(RedisApplication.ServiceController.RESPONSE_BODY, response.getBody());

    await().pollDelay(2, TimeUnit.SECONDS).untilAsserted(() -> {
        final ResponseEntity<String> responseAfterReset = this.restTemplate
            .getForEntity("/serviceB", String.class);
        final HttpHeaders headersAfterReset = responseAfterReset.getHeaders();
        assertHeaders(headersAfterReset, key, false, false);
        assertEquals(OK, responseAfterReset.getStatusCode());
    });
}
 

@Test
public void preflightRequestCredentials() throws Exception {
	this.request.setMethod(HttpMethod.OPTIONS.name());
	this.request.addHeader(HttpHeaders.ORIGIN, "http://domain2.com");
	this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
	this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_HEADERS, "Header1");
	this.conf.addAllowedOrigin("http://domain1.com");
	this.conf.addAllowedOrigin("http://domain2.com");
	this.conf.addAllowedOrigin("http://domain3.com");
	this.conf.addAllowedHeader("Header1");
	this.conf.setAllowCredentials(true);

	this.processor.processRequest(this.conf, this.request, this.response);
	assertTrue(this.response.containsHeader(HttpHeaders.ACCESS_CONTROL_ALLOW_ORIGIN));
	assertEquals("http://domain2.com", this.response.getHeader(HttpHeaders.ACCESS_CONTROL_ALLOW_ORIGIN));
	assertTrue(this.response.containsHeader(HttpHeaders.ACCESS_CONTROL_ALLOW_CREDENTIALS));
	assertEquals("true", this.response.getHeader(HttpHeaders.ACCESS_CONTROL_ALLOW_CREDENTIALS));
	assertThat(this.response.getHeaders(HttpHeaders.VARY), contains(HttpHeaders.ORIGIN,
			HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, HttpHeaders.ACCESS_CONTROL_REQUEST_HEADERS));
	assertEquals(HttpServletResponse.SC_OK, this.response.getStatus());
}
 

@Test
public void validActualRequest() {
	WebFilterChain filterChain = filterExchange -> {
		try {
			HttpHeaders headers = filterExchange.getResponse().getHeaders();
			assertEquals("https://domain2.com", headers.getFirst(ACCESS_CONTROL_ALLOW_ORIGIN));
			assertEquals("header3, header4", headers.getFirst(ACCESS_CONTROL_EXPOSE_HEADERS));
		}
		catch (AssertionError ex) {
			return Mono.error(ex);
		}
		return Mono.empty();

	};
	MockServerWebExchange exchange = MockServerWebExchange.from(
			MockServerHttpRequest
					.get("https://domain1.com/test.html")
					.header(HOST, "domain1.com")
					.header(ORIGIN, "https://domain2.com")
					.header("header2", "foo"));
	this.filter.filter(exchange, filterChain).block();
}
 

@Test
void testGsonSerialization() {
  HttpHeaders headers = new HttpHeaders();
  headers.setContentType(MediaType.APPLICATION_JSON);
  headers.set("Authorization", "Basic ABCDE");

  HttpEntity<TestNegotiatorQuery> entity = new HttpEntity<>(testNegotiatorQuery, headers);
  server
      .expect(once(), requestTo("http://directory.url/request"))
      .andExpect(method(HttpMethod.POST))
      .andExpect(content().string("{\"URL\":\"url\",\"nToken\":\"ntoken\"}"))
      .andExpect(MockRestRequestMatchers.header("Authorization", "Basic ABCDE"))
      .andRespond(withCreatedEntity(URI.create("http://directory.url/request/DEF")));

  String redirectURL =
      restTemplate.postForLocation("http://directory.url/request", entity).toASCIIString();
  assertEquals("http://directory.url/request/DEF", redirectURL);

  // Verify all expectations met
  server.verify();
}
 

@Test
public void testApplyToParamsInHeaderWithPrefix() {
    MultiValueMap<String, String> queryParams = new LinkedMultiValueMap<String, String>();
    HttpHeaders headerParams = new HttpHeaders();
    MultiValueMap<String, String> cookieParams = new LinkedMultiValueMap<String, String>();

    ApiKeyAuth auth = new ApiKeyAuth("header", "X-API-TOKEN");
    auth.setApiKey("my-api-token");
    auth.setApiKeyPrefix("Token");
    auth.applyToParams(queryParams, headerParams, cookieParams);

    // no changes to query or cookie parameters
    assertEquals(0, queryParams.size());
    assertEquals(0, cookieParams.size());
    assertEquals(1, headerParams.size());
    assertEquals("Token my-api-token", headerParams.get("X-API-TOKEN").get(0));
}
 

@Test
public void addHeadersOnlyOnceTest() throws IOException {
    TaggingRequestInterceptor testedInterceptor = new TaggingRequestInterceptor(TEST_VERSION_VALUE, TEST_ORG_VALUE, TEST_SPACE_VALUE);
    testedInterceptor.intercept(requestStub, body, execution);
    testedInterceptor.intercept(requestStub, body, execution);
    testedInterceptor.intercept(requestStub, body, execution);
    HttpHeaders headers = requestStub.getHeaders();
    String expectedValue = testedInterceptor.getHeaderValue(TEST_VERSION_VALUE);
    long tagCount = headers.get(TaggingRequestInterceptor.TAG_HEADER_NAME)
                           .stream()
                           .filter(value -> value.equals(expectedValue))
                           .count();
    assertEquals("Main tag header occurrence is not 1", 1L, tagCount);
    long orgTagCount = headers.get(TaggingRequestInterceptor.TAG_HEADER_ORG_NAME)
                              .stream()
                              .filter(value -> value.equals(TEST_ORG_VALUE))
                              .count();
    assertEquals("Org tag header occurrence is not 1", 1L, orgTagCount);
    long spaceTagCount = headers.get(TaggingRequestInterceptor.TAG_HEADER_SPACE_NAME)
                                .stream()
                                .filter(value -> value.equals(TEST_SPACE_VALUE))
                                .count();
    assertEquals("Space tag header occurrence is not 1", 1L, spaceTagCount);
}
 

@Override
public void execute(PostDownloadExecution execution) {

    PushbulletRequest body = new PushbulletRequest();
    body.body = execution.fileName;
    body.title = "A new file has been downloaded";
    body.type = "note";

    HttpHeaders headers = new HttpHeaders();
    headers.setContentType(MediaType.APPLICATION_JSON);
    headers.add("Authorization", "Bearer " + apiKey);

    try {

        LOGGER.info("Sending notification to Pushbullet for {}", execution.fileName);
        LOGGER.debug("API Key: {}", apiKey);
        HttpEntity<PushbulletRequest> httpEntity = new HttpEntity<PushbulletRequest>(body, headers);
        LOGGER.debug("Sending message to Pushbullet: {}", httpEntity);
        restTemplate.exchange("https://api.pushbullet.com/v2/pushes", HttpMethod.POST, httpEntity, Object.class);

    } catch (RestClientException | HttpMessageConversionException e ) {
        
        LOGGER.debug("Full stacktrace", e);
        LOGGER.error("Unable to complete notification to Pushbullet. Given error: {}", e.getMessage());
    }
}
 

@Test
public void ambiguousProducesPreFlightRequest() throws Exception {
	this.handlerMapping.registerHandler(new MethodLevelController());
	this.request.setMethod("OPTIONS");
	this.request.addHeader(HttpHeaders.ACCESS_CONTROL_REQUEST_METHOD, "GET");
	this.request.setRequestURI("/ambiguous-produces");
	HandlerExecutionChain chain = this.handlerMapping.getHandler(request);
	CorsConfiguration config = getCorsConfiguration(chain, true);
	assertNotNull(config);
	assertArrayEquals(new String[] {"*"}, config.getAllowedMethods().toArray());
	assertArrayEquals(new String[] {"*"}, config.getAllowedOrigins().toArray());
	assertArrayEquals(new String[] {"*"}, config.getAllowedHeaders().toArray());
	assertTrue(config.getAllowCredentials());
	assertTrue(CollectionUtils.isEmpty(config.getExposedHeaders()));
	assertNull(config.getMaxAge());
}
 

boolean sendHttpPost(String httpPostEndPoint, AlarmMessage alarmMessage) {
    try {
        HttpHeaders headers = new HttpHeaders();
        MediaType type = MediaType.parseMediaType("application/json; charset=UTF-8");
        headers.setContentType(type);
        headers.add("Accept", MediaType.APPLICATION_JSON.toString());
        Map<String, Object> data = new HashMap<>();
        data.put("recipients", alarmMessage.getRecipients());
        data.put("content", alarmMessage.getContent());
        data.put("title", alarmMessage.getTitle());
        HttpEntity<Map<String, Object>> request = new HttpEntity<>(data, headers);
        ResponseEntity<String> responseEntity = restTemplate.postForEntity(httpPostEndPoint, request, String.class);
        return responseEntity.getStatusCode() == HttpStatus.OK;
    } catch (Exception ex) {
        LOGGER.error("error when send http post, url: " + httpPostEndPoint, ex);
        return false;
    }
}
 

@Test
public void postForLocationCallback() throws Exception  {
	HttpHeaders entityHeaders = new HttpHeaders();
	entityHeaders.setContentType(new MediaType("text", "plain", Charset.forName("ISO-8859-15")));
	HttpEntity<String> entity = new HttpEntity<String>(helloWorld, entityHeaders);
	final URI expected = new URI(baseUrl + "/post/1");
	ListenableFuture<URI> locationFuture = template.postForLocation(baseUrl + "/{method}", entity, "post");
	locationFuture.addCallback(new ListenableFutureCallback<URI>() {
		@Override
		public void onSuccess(URI result) {
			assertEquals("Invalid location", expected, result);
		}
		@Override
		public void onFailure(Throwable ex) {
			fail(ex.getMessage());
		}
	});
	while (!locationFuture.isDone()) {
	}
}
 

@Test
public void getBodyViaRequestParameterWithRequestEncoding() throws Exception {
	MockMultipartHttpServletRequest mockRequest = new MockMultipartHttpServletRequest() {
		@Override
		public HttpHeaders getMultipartHeaders(String paramOrFileName) {
			HttpHeaders headers = new HttpHeaders();
			headers.setContentType(MediaType.APPLICATION_OCTET_STREAM);
			return headers;
		}
	};

	byte[] bytes = {(byte) 0xC4};
	mockRequest.setParameter("part", new String(bytes, StandardCharsets.ISO_8859_1));
	mockRequest.setCharacterEncoding("iso-8859-1");
	ServerHttpRequest request = new RequestPartServletServerHttpRequest(mockRequest, "part");
	byte[] result = FileCopyUtils.copyToByteArray(request.getBody());
	assertArrayEquals(bytes, result);
}
 

/**
 * This implementation sets the default headers by calling {@link #addDefaultHeaders},
 * and then calls {@link #writeInternal}.
 */
public final void write(final T t, @Nullable final Type type, @Nullable MediaType contentType,
		HttpOutputMessage outputMessage) throws IOException, HttpMessageNotWritableException {

	final HttpHeaders headers = outputMessage.getHeaders();
	addDefaultHeaders(headers, t, contentType);

	if (outputMessage instanceof StreamingHttpOutputMessage) {
		StreamingHttpOutputMessage streamingOutputMessage = (StreamingHttpOutputMessage) outputMessage;
		streamingOutputMessage.setBody(outputStream -> writeInternal(t, type, new HttpOutputMessage() {
			@Override
			public OutputStream getBody() {
				return outputStream;
			}
			@Override
			public HttpHeaders getHeaders() {
				return headers;
			}
		}));
	}
	else {
		writeInternal(t, type, outputMessage);
		outputMessage.getBody().flush();
	}
}
 

@Test
public void greaterSemicolonTest() {
    String baseUrl = "/api/_search/example";
    List<String> content = new ArrayList<>();
    Page<String> page = new PageImpl<>(content);
    String query = "Test>;test";
    HttpHeaders headers = PaginationUtil.generateSearchPaginationHttpHeaders(query, page, baseUrl);
    List<String> strHeaders = headers.get(HttpHeaders.LINK);
    assertNotNull(strHeaders);
    assertTrue(strHeaders.size() == 1);
    String headerData = strHeaders.get(0);
    assertTrue(headerData.split(",").length == 2);
    String[] linksData = headerData.split(",");
    assertTrue(linksData.length == 2);
    assertTrue(linksData[0].split(">;").length == 2);
    assertTrue(linksData[1].split(">;").length == 2);
    String expectedData = "</api/_search/example?page=0&size=0&query=Test%3E%3Btest>; rel=\"last\","
            + "</api/_search/example?page=0&size=0&query=Test%3E%3Btest>; rel=\"first\"";
    assertEquals(expectedData, headerData);
    List<String> xTotalCountHeaders = headers.get("X-Total-Count");
    assertTrue(xTotalCountHeaders.size() == 1);
    assertTrue(Long.valueOf(xTotalCountHeaders.get(0)).equals(0L));
}
 

@RequestMapping(value = "**")
public ResponseEntity<String> getMetadata(@Valid MetadataRequestParameterBean params, BindingResult result,
    HttpServletResponse res, HttpServletRequest req) throws Exception {

  if (result.hasErrors())
    throw new BindException(result);
  String path = TdsPathUtils.extractPath(req, "metadata");

  try (GridDataset gridDataset = TdsRequestedDataset.getGridDataset(req, res, path)) {
    if (gridDataset == null)
      return null;

    NetcdfFile ncfile = gridDataset.getNetcdfFile(); // LOOK maybe gridDataset.getFileTypeId ??
    String fileTypeS = ncfile.getFileTypeId();
    ucar.nc2.constants.DataFormatType fileFormat = ucar.nc2.constants.DataFormatType.getType(fileTypeS);
    if (fileFormat != null)
      fileTypeS = fileFormat.toString(); // canonicalize

    ThreddsMetadata.VariableGroup vars = new ThreddsMetadataExtractor().extractVariables(fileTypeS, gridDataset);

    boolean wantXML = (params.getAccept() != null) && params.getAccept().equalsIgnoreCase("XML");

    HttpHeaders responseHeaders = new HttpHeaders();
    String strResponse;
    if (wantXML) {
      strResponse = writeXML(vars);
      responseHeaders.set(ContentType.HEADER, ContentType.xml.getContentHeader());
      // responseHeaders.set(Constants.Content_Disposition, Constants.setContentDispositionValue(datasetPath,
      // ".xml"));
    } else {
      strResponse = writeHTML(vars);
      responseHeaders.set(ContentType.HEADER, ContentType.html.getContentHeader());
    }
    return new ResponseEntity<>(strResponse, responseHeaders, HttpStatus.OK);
  }

}
 

@Override
protected Object readFromSource(Class<?> clazz, HttpHeaders headers, Source source) throws IOException {
	Assert.notNull(this.unmarshaller, "Property 'unmarshaller' is required");
	try {
		Object result = this.unmarshaller.unmarshal(source);
		if (!clazz.isInstance(result)) {
			throw new TypeMismatchException(result, clazz);
		}
		return result;
	}
	catch (UnmarshallingFailureException ex) {
		throw new HttpMessageNotReadableException("Could not read [" + clazz + "]", ex);
	}
}
 

/**
 * Logs user into the system
 * 
 * <p><b>200</b> - successful operation
 * <p><b>400</b> - Invalid username/password supplied
 * @param username The user name for login
 * @param password The password for login in clear text
 * @return String
 * @throws RestClientException if an error occurs while attempting to invoke the API
 */
public String loginUser(String username, String password) throws RestClientException {
    Object postBody = null;
    
    // verify the required parameter 'username' is set
    if (username == null) {
        throw new HttpClientErrorException(HttpStatus.BAD_REQUEST, "Missing the required parameter 'username' when calling loginUser");
    }
    
    // verify the required parameter 'password' is set
    if (password == null) {
        throw new HttpClientErrorException(HttpStatus.BAD_REQUEST, "Missing the required parameter 'password' when calling loginUser");
    }
    
    String path = UriComponentsBuilder.fromPath("/user/login").build().toUriString();
    
    final MultiValueMap<String, String> queryParams = new LinkedMultiValueMap<String, String>();
    final HttpHeaders headerParams = new HttpHeaders();
    final MultiValueMap<String, Object> formParams = new LinkedMultiValueMap<String, Object>();
    
    queryParams.putAll(apiClient.parameterToMultiValueMap(null, "username", username));
    queryParams.putAll(apiClient.parameterToMultiValueMap(null, "password", password));

    final String[] accepts = { 
        "application/xml", "application/json"
    };
    final List<MediaType> accept = apiClient.selectHeaderAccept(accepts);
    final String[] contentTypes = { };
    final MediaType contentType = apiClient.selectHeaderContentType(contentTypes);

    String[] authNames = new String[] {  };

    ParameterizedTypeReference<String> returnType = new ParameterizedTypeReference<String>() {};
    return apiClient.invokeAPI(path, HttpMethod.GET, queryParams, postBody, headerParams, formParams, accept, contentType, authNames, returnType);
}
 

/**
 * GET /users : get all users.
 *
 * @param pageable the pagination information
 * @return the ResponseEntity with status 200 (OK) and with body all users
 */
@GetMapping("/users")
@Timed
public ResponseEntity<List<UserDTO>> getAllUsers(Pageable pageable) {
    final Page<UserDTO> page = userService.getAllManagedUsers(pageable);
    HttpHeaders headers = PaginationUtil.generatePaginationHttpHeaders(page, "/api/users");
    return new ResponseEntity<>(page.getContent(), headers, HttpStatus.OK);
}
 

@Test
public void Test11_deactivateIpAddrStateBulkTest() throws Exception {
    IpAddrRequest ipAddrRequest1 = new IpAddrRequest(
            UnitTestConfig.ipVersion,
            UnitTestConfig.vpcId,
            UnitTestConfig.subnetId,
            UnitTestConfig.rangeId,
            UnitTestConfig.ip2,
            UnitTestConfig.deactivated);
    IpAddrRequest ipAddrRequest2 = new IpAddrRequest(
            UnitTestConfig.ipVersion,
            UnitTestConfig.vpcId,
            UnitTestConfig.subnetId,
            UnitTestConfig.rangeId,
            UnitTestConfig.ip3,
            UnitTestConfig.deactivated);

    List<IpAddrRequest> ipAddrRequests = new ArrayList<>();
    ipAddrRequests.add(ipAddrRequest1);
    ipAddrRequests.add(ipAddrRequest2);

    IpAddrRequestBulk ipAddrRequestBulk = new IpAddrRequestBulk();
    ipAddrRequestBulk.setIpRequests(ipAddrRequests);

    ObjectMapper objectMapper = new ObjectMapper();
    String ipAddrRequestBulkJson = objectMapper.writeValueAsString(ipAddrRequestBulk);

    this.mockMvc.perform(put(UnitTestConfig.ipAddrBulkUrl)
            .content(ipAddrRequestBulkJson)
            .header(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON))
            .andExpect(status().isOk())
            .andDo(print());
}
 

private ExchangeFilterFunction oauth2Credentials(OAuth2AuthorizedClient authorizedClient) {
    return ExchangeFilterFunction.ofRequestProcessor(
        clientRequest -> {
            ClientRequest authorizedRequest = ClientRequest.from(clientRequest)
                .header(HttpHeaders.AUTHORIZATION, "Bearer " + authorizedClient.getAccessToken().getTokenValue())
                .build();
            return Mono.just(authorizedRequest);
        });
}
 

@PostMapping
public ResponseEntity<Ingredient> postIngredient(@RequestBody Ingredient ingredient) {
  Ingredient saved = repo.save(ingredient);
  HttpHeaders headers = new HttpHeaders();
  headers.setLocation(URI.create("http://localhost:8080/ingredients/" + ingredient.getId()));
  return new ResponseEntity<>(saved, headers, HttpStatus.CREATED);
}
 

@Override
public ServletInputStream getInputStream() throws IOException {
    //非json类型，直接返回
    if (!MediaType.APPLICATION_JSON_VALUE.equalsIgnoreCase(super.getHeader(HttpHeaders.CONTENT_TYPE))) {
        return super.getInputStream();
    }

    //为空，直接返回
    String json = IOUtils.toString(super.getInputStream(), "utf-8");
    if (StringUtils.isBlank(json)) {
        return super.getInputStream();
    }

    //xss过滤
    json = xssEncode(json);
    final ByteArrayInputStream bis = new ByteArrayInputStream(json.getBytes("utf-8"));
    return new ServletInputStream() {
        @Override
        public boolean isFinished() {
            return true;
        }

        @Override
        public boolean isReady() {
            return true;
        }

        @Override
        public void setReadListener(ReadListener readListener) {

        }

        @Override
        public int read() {
            return bis.read();
        }
    };
}
 

public static HttpHeaders createFailureAlert(String entityName, String errorKey, String defaultMessage) {
    log.error("Entity processing failed, {}", defaultMessage);
    HttpHeaders headers = new HttpHeaders();
    headers.add("X-" + APPLICATION_NAME + "-error", defaultMessage);
    headers.add("X-" + APPLICATION_NAME + "-params", entityName);
    return headers;
}
 

private Part createPart(StreamStorage storage, HttpHeaders httpHeaders) {
	String filename = MultipartUtils.getFileName(httpHeaders);
	if (filename != null) {
		return new SynchronossFilePart(httpHeaders, filename, storage, this.bufferFactory);
	}
	else if (MultipartUtils.isFormField(httpHeaders, this.context)) {
		String value = MultipartUtils.readFormParameterValue(storage, httpHeaders);
		return new SynchronossFormFieldPart(httpHeaders, this.bufferFactory, value);
	}
	else {
		return new SynchronossPart(httpHeaders, storage, this.bufferFactory);
	}
}