org.springframework.web.filter.ShallowEtagHeaderFilter Java Examples
The following examples show how to use
org.springframework.web.filter.ShallowEtagHeaderFilter.
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Example #1
Source File: DhisWebSpringTest.java From dhis2-core with BSD 3-Clause "New" or "Revised" License | 6 votes |
@Before public void setup() throws Exception { userService = _userService; CharacterEncodingFilter characterEncodingFilter = new CharacterEncodingFilter(); characterEncodingFilter.setEncoding( "UTF-8" ); characterEncodingFilter.setForceEncoding( true ); mvc = MockMvcBuilders.webAppContextSetup( webApplicationContext ) .addFilters( characterEncodingFilter, new ShallowEtagHeaderFilter(), filterChainProxy ) .apply( documentationConfiguration( this.restDocumentation ) ) .build(); executeStartupRoutines(); setUpTest(); }
Example #2
Source File: FilterTests.java From spring-analysis-note with MIT License | 6 votes |
@Test // SPR-16067, SPR-16695 public void filterWrapsRequestResponseAndPerformsAsyncDispatch() throws Exception { MockMvc mockMvc = standaloneSetup(new PersonController()) .addFilters(new WrappingRequestResponseFilter(), new ShallowEtagHeaderFilter()) .build(); MvcResult mvcResult = mockMvc.perform(get("/persons/1").accept(MediaType.APPLICATION_JSON)) .andExpect(request().asyncStarted()) .andExpect(request().asyncResult(new Person("Lukas"))) .andReturn(); mockMvc.perform(asyncDispatch(mvcResult)) .andExpect(status().isOk()) .andExpect(header().longValue("Content-Length", 53)) .andExpect(header().string("ETag", "\"0e37becb4f0c90709cb2e1efcc61eaa00\"")) .andExpect(content().string("{\"name\":\"Lukas\",\"someDouble\":0.0,\"someBoolean\":false}")); }
Example #3
Source File: FilterTests.java From java-technology-stack with MIT License | 6 votes |
@Test // SPR-16067, SPR-16695 public void filterWrapsRequestResponseAndPerformsAsyncDispatch() throws Exception { MockMvc mockMvc = standaloneSetup(new PersonController()) .addFilters(new WrappingRequestResponseFilter(), new ShallowEtagHeaderFilter()) .build(); MvcResult mvcResult = mockMvc.perform(get("/persons/1").accept(MediaType.APPLICATION_JSON)) .andExpect(request().asyncStarted()) .andExpect(request().asyncResult(new Person("Lukas"))) .andReturn(); mockMvc.perform(asyncDispatch(mvcResult)) .andExpect(status().isOk()) .andExpect(header().longValue("Content-Length", 53)) .andExpect(header().string("ETag", "\"0e37becb4f0c90709cb2e1efcc61eaa00\"")) .andExpect(content().string("{\"name\":\"Lukas\",\"someDouble\":0.0,\"someBoolean\":false}")); }
Example #4
Source File: StreamingResponseBodyReturnValueHandler.java From lams with GNU General Public License v2.0 | 5 votes |
@Override public void handleReturnValue(Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (returnValue instanceof ResponseEntity) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; response.setStatus(responseEntity.getStatusCodeValue()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); if (returnValue == null) { mavContainer.setRequestHandled(true); outputMessage.flush(); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); ShallowEtagHeaderFilter.disableContentCaching(request); Assert.isInstanceOf(StreamingResponseBody.class, returnValue, "StreamingResponseBody expected"); StreamingResponseBody streamingBody = (StreamingResponseBody) returnValue; Callable<Void> callable = new StreamingResponseBodyTask(outputMessage.getBody(), streamingBody); WebAsyncUtils.getAsyncManager(webRequest).startCallableProcessing(callable, mavContainer); }
Example #5
Source File: WebConfig.java From tutorials with MIT License | 5 votes |
@Bean public FilterRegistrationBean<ShallowEtagHeaderFilter> shallowEtagHeaderFilter() { FilterRegistrationBean<ShallowEtagHeaderFilter> filterRegistrationBean = new FilterRegistrationBean<>( new ShallowEtagHeaderFilter()); filterRegistrationBean.addUrlPatterns("/foos/*"); filterRegistrationBean.setName("etagFilter"); return filterRegistrationBean; }
Example #6
Source File: WebConfig.java From tutorials with MIT License | 5 votes |
@Bean public FilterRegistrationBean<ShallowEtagHeaderFilter> shallowEtagHeaderFilter() { FilterRegistrationBean<ShallowEtagHeaderFilter> filterRegistrationBean = new FilterRegistrationBean<>( new ShallowEtagHeaderFilter()); filterRegistrationBean.addUrlPatterns("/foos/*"); filterRegistrationBean.setName("etagFilter"); return filterRegistrationBean; }
Example #7
Source File: AbstractWebApplicationInitializer.java From bearchoke with Apache License 2.0 | 5 votes |
protected void createFilters(ServletContext ctx) { CharacterEncodingFilter characterEncodingFilter = new CharacterEncodingFilter(); characterEncodingFilter.setEncoding("UTF-8"); SimpleCORSFilter corsFilter = new SimpleCORSFilter(); corsFilter.setCorsAllowCredentials("true"); corsFilter.setCorsAllowMethods("GET, POST, PUT, PATCH, DELETE, OPTIONS"); corsFilter.setCorsAllowHeaders("content-type, x-requested-with, origin, accept, authorization, username, password, x-app-type, x-app-version, x-auth-token, soapaction"); corsFilter.setCorsExposeHeaders("content-type, cookie, x-requested-with, origin, accept, username, password, x-app-type, x-app-version, x-auth-token, soapaction"); corsFilter.setCorsMaxAge("3600"); ctx.addFilter("springSessionRepositoryFilter", DelegatingFilterProxy.class).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); ctx.addFilter("simpleCORSFilter", DelegatingFilterProxy.class).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); // ctx.addFilter("SimpleCorsFilter", corsFilter).addMappingForUrlPatterns( // EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); ctx.addFilter("JsonHttpRequestFilter", new JsonHttpRequestFilter()).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, "/api/authenticate"); ctx.addFilter("springSecurityFilterChain", DelegatingFilterProxy.class).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); ctx.addFilter("CharacterEncodingFilter", characterEncodingFilter).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); ctx.addFilter("HiddenHttpMethodFilter", new HiddenHttpMethodFilter()).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); ctx.addFilter("HttpPutFormContentFilter", new HttpPutFormContentFilter()).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); ctx.addFilter("ShallowEtagHeaderFilter", new ShallowEtagHeaderFilter()).addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD), false, FILTER_MAPPING); }
Example #8
Source File: AppConfiguration.java From SMSC with Apache License 2.0 | 5 votes |
/** * Define filter to enable etag. * * @return filter */ @Bean public FilterRegistrationBean shallowEtagBean() { FilterRegistrationBean frb = new FilterRegistrationBean(); frb.setFilter(new ShallowEtagHeaderFilter()); frb.addUrlPatterns("/", "/admin", "/admin/*"); frb.setOrder(2); return frb; }
Example #9
Source File: StreamingResponseBodyReturnValueHandler.java From spring4-understanding with Apache License 2.0 | 5 votes |
@Override public void handleReturnValue(Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (ResponseEntity.class.isAssignableFrom(returnValue.getClass())) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; outputMessage.setStatusCode(responseEntity.getStatusCode()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); if (returnValue == null) { mavContainer.setRequestHandled(true); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); ShallowEtagHeaderFilter.disableContentCaching(request); Assert.isInstanceOf(StreamingResponseBody.class, returnValue); StreamingResponseBody streamingBody = (StreamingResponseBody) returnValue; Callable<Void> callable = new StreamingResponseBodyTask(outputMessage.getBody(), streamingBody); WebAsyncUtils.getAsyncManager(webRequest).startCallableProcessing(callable, mavContainer); }
Example #10
Source File: StreamingResponseBodyReturnValueHandler.java From spring-analysis-note with MIT License | 5 votes |
@Override @SuppressWarnings("resource") public void handleReturnValue(@Nullable Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); Assert.state(response != null, "No HttpServletResponse"); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (returnValue instanceof ResponseEntity) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; response.setStatus(responseEntity.getStatusCodeValue()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); if (returnValue == null) { mavContainer.setRequestHandled(true); outputMessage.flush(); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); Assert.state(request != null, "No ServletRequest"); ShallowEtagHeaderFilter.disableContentCaching(request); Assert.isInstanceOf(StreamingResponseBody.class, returnValue, "StreamingResponseBody expected"); StreamingResponseBody streamingBody = (StreamingResponseBody) returnValue; Callable<Void> callable = new StreamingResponseBodyTask(outputMessage.getBody(), streamingBody); WebAsyncUtils.getAsyncManager(webRequest).startCallableProcessing(callable, mavContainer); }
Example #11
Source File: StreamingResponseBodyReturnValueHandler.java From java-technology-stack with MIT License | 5 votes |
@Override @SuppressWarnings("resource") public void handleReturnValue(@Nullable Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); Assert.state(response != null, "No HttpServletResponse"); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (returnValue instanceof ResponseEntity) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; response.setStatus(responseEntity.getStatusCodeValue()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); if (returnValue == null) { mavContainer.setRequestHandled(true); outputMessage.flush(); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); Assert.state(request != null, "No ServletRequest"); ShallowEtagHeaderFilter.disableContentCaching(request); Assert.isInstanceOf(StreamingResponseBody.class, returnValue, "StreamingResponseBody expected"); StreamingResponseBody streamingBody = (StreamingResponseBody) returnValue; Callable<Void> callable = new StreamingResponseBodyTask(outputMessage.getBody(), streamingBody); WebAsyncUtils.getAsyncManager(webRequest).startCallableProcessing(callable, mavContainer); }
Example #12
Source File: ServletInvocableHandlerMethod.java From spring-analysis-note with MIT License | 5 votes |
private void disableContentCachingIfNecessary(ServletWebRequest webRequest) { if (!isRequestNotModified(webRequest)) { HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); Assert.notNull(response, "Expected HttpServletResponse"); if (StringUtils.hasText(response.getHeader(HttpHeaders.ETAG))) { HttpServletRequest request = webRequest.getNativeRequest(HttpServletRequest.class); Assert.notNull(request, "Expected HttpServletRequest"); ShallowEtagHeaderFilter.disableContentCaching(request); } } }
Example #13
Source File: ResponseBodyEmitterReturnValueHandler.java From spring4-understanding with Apache License 2.0 | 4 votes |
@Override public void handleReturnValue(Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (ResponseEntity.class.isAssignableFrom(returnValue.getClass())) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; outputMessage.setStatusCode(responseEntity.getStatusCode()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); if (returnValue == null) { mavContainer.setRequestHandled(true); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); ShallowEtagHeaderFilter.disableContentCaching(request); Assert.isInstanceOf(ResponseBodyEmitter.class, returnValue); ResponseBodyEmitter emitter = (ResponseBodyEmitter) returnValue; emitter.extendResponse(outputMessage); // Commit the response and wrap to ignore further header changes outputMessage.getBody(); outputMessage.flush(); outputMessage = new StreamingServletServerHttpResponse(outputMessage); DeferredResult<?> deferredResult = new DeferredResult<Object>(emitter.getTimeout()); WebAsyncUtils.getAsyncManager(webRequest).startDeferredResultProcessing(deferredResult, mavContainer); HttpMessageConvertingHandler handler = new HttpMessageConvertingHandler(outputMessage, deferredResult); emitter.initialize(handler); }
Example #14
Source File: Application.java From tutorials with MIT License | 4 votes |
@Bean public ShallowEtagHeaderFilter shallowEtagHeaderFilter() { return new ShallowEtagHeaderFilter(); }
Example #15
Source File: ResponseBodyEmitterReturnValueHandler.java From spring-analysis-note with MIT License | 4 votes |
@Override @SuppressWarnings("resource") public void handleReturnValue(@Nullable Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); Assert.state(response != null, "No HttpServletResponse"); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (returnValue instanceof ResponseEntity) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; response.setStatus(responseEntity.getStatusCodeValue()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); returnType = returnType.nested(); if (returnValue == null) { mavContainer.setRequestHandled(true); outputMessage.flush(); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); Assert.state(request != null, "No ServletRequest"); ResponseBodyEmitter emitter; if (returnValue instanceof ResponseBodyEmitter) { emitter = (ResponseBodyEmitter) returnValue; } else { emitter = this.reactiveHandler.handleValue(returnValue, returnType, mavContainer, webRequest); if (emitter == null) { // Not streaming: write headers without committing response.. outputMessage.getHeaders().forEach((headerName, headerValues) -> { for (String headerValue : headerValues) { response.addHeader(headerName, headerValue); } }); return; } } emitter.extendResponse(outputMessage); // At this point we know we're streaming.. ShallowEtagHeaderFilter.disableContentCaching(request); // Wrap the response to ignore further header changes // Headers will be flushed at the first write outputMessage = new StreamingServletServerHttpResponse(outputMessage); DeferredResult<?> deferredResult = new DeferredResult<>(emitter.getTimeout()); WebAsyncUtils.getAsyncManager(webRequest).startDeferredResultProcessing(deferredResult, mavContainer); HttpMessageConvertingHandler handler = new HttpMessageConvertingHandler(outputMessage, deferredResult); emitter.initialize(handler); }
Example #16
Source File: MolgenisWebAppInitializer.java From molgenis with GNU Lesser General Public License v3.0 | 4 votes |
/** A Molgenis common web application initializer */ protected void onStartup(ServletContext servletContext, Class<?> appConfig, int maxFileSize) { // Create the 'root' Spring application context AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext(); rootContext.registerShutdownHook(); rootContext.setAllowBeanDefinitionOverriding(false); rootContext.register(appConfig); // Manage the lifecycle of the root application context servletContext.addListener(new ContextLoaderListener(rootContext)); // Register and map the dispatcher servlet DispatcherServlet dispatcherServlet = new DispatcherServlet(rootContext); dispatcherServlet.setDispatchOptionsRequest(true); // instead of throwing a 404 when a handler is not found allow for custom handling dispatcherServlet.setThrowExceptionIfNoHandlerFound(true); ServletRegistration.Dynamic dispatcherServletRegistration = servletContext.addServlet("dispatcher", dispatcherServlet); if (dispatcherServletRegistration == null) { LOG.warn( "ServletContext already contains a complete ServletRegistration for servlet 'dispatcher'"); } else { final long maxSize = (long) maxFileSize * MB; dispatcherServletRegistration.addMapping("/"); dispatcherServletRegistration.setMultipartConfig( new MultipartConfigElement(null, maxSize, maxSize, FILE_SIZE_THRESHOLD)); dispatcherServletRegistration.setAsyncSupported(true); } // Add filters Dynamic browserDetectionFiler = servletContext.addFilter("browserDetectionFilter", BrowserDetectionFilter.class); browserDetectionFiler.setAsyncSupported(true); browserDetectionFiler.addMappingForUrlPatterns( EnumSet.of(DispatcherType.REQUEST, DispatcherType.ASYNC), false, "*"); Dynamic etagFilter = servletContext.addFilter("etagFilter", ShallowEtagHeaderFilter.class); etagFilter.setAsyncSupported(true); etagFilter.addMappingForServletNames( EnumSet.of(DispatcherType.REQUEST, DispatcherType.ASYNC), true, "dispatcher"); // enable use of request scoped beans in FrontController servletContext.addListener(new RequestContextListener()); servletContext.addListener(HttpSessionEventPublisher.class); }
Example #17
Source File: AbstractHttpSockJsSession.java From spring-analysis-note with MIT License | 4 votes |
private void disableShallowEtagHeaderFilter(ServerHttpRequest request) { if (request instanceof ServletServerHttpRequest) { ServletRequest servletRequest = ((ServletServerHttpRequest) request).getServletRequest(); ShallowEtagHeaderFilter.disableContentCaching(servletRequest); } }
Example #18
Source File: FilterConfig.java From spring-boot-cookbook with Apache License 2.0 | 4 votes |
@Bean public Filter etagFilter() { return new ShallowEtagHeaderFilter(); }
Example #19
Source File: LiteWebConfiguration.java From singleton with Eclipse Public License 2.0 | 4 votes |
/** * Add ETag into response header for data cache */ @Bean public ShallowEtagHeaderFilter shallowETagHeaderFilter() { return new ShallowEtagHeaderFilter(); }
Example #20
Source File: AbstractHttpSockJsSession.java From spring4-understanding with Apache License 2.0 | 4 votes |
private void disableShallowEtagHeaderFilter(ServerHttpRequest request) { if (request instanceof ServletServerHttpRequest) { ServletRequest servletRequest = ((ServletServerHttpRequest) request).getServletRequest(); ShallowEtagHeaderFilter.disableContentCaching(servletRequest); } }
Example #21
Source File: ResponseBodyEmitterReturnValueHandler.java From java-technology-stack with MIT License | 4 votes |
@Override @SuppressWarnings("resource") public void handleReturnValue(@Nullable Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); Assert.state(response != null, "No HttpServletResponse"); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (returnValue instanceof ResponseEntity) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; response.setStatus(responseEntity.getStatusCodeValue()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); returnType = returnType.nested(); if (returnValue == null) { mavContainer.setRequestHandled(true); outputMessage.flush(); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); Assert.state(request != null, "No ServletRequest"); ResponseBodyEmitter emitter; if (returnValue instanceof ResponseBodyEmitter) { emitter = (ResponseBodyEmitter) returnValue; } else { emitter = this.reactiveHandler.handleValue(returnValue, returnType, mavContainer, webRequest); if (emitter == null) { // Not streaming: write headers without committing response.. outputMessage.getHeaders().forEach((headerName, headerValues) -> { for (String headerValue : headerValues) { response.addHeader(headerName, headerValue); } }); return; } } emitter.extendResponse(outputMessage); // At this point we know we're streaming.. ShallowEtagHeaderFilter.disableContentCaching(request); // Commit the response and wrap to ignore further header changes outputMessage.getBody(); outputMessage.flush(); outputMessage = new StreamingServletServerHttpResponse(outputMessage); DeferredResult<?> deferredResult = new DeferredResult<>(emitter.getTimeout()); WebAsyncUtils.getAsyncManager(webRequest).startDeferredResultProcessing(deferredResult, mavContainer); HttpMessageConvertingHandler handler = new HttpMessageConvertingHandler(outputMessage, deferredResult); emitter.initialize(handler); }
Example #22
Source File: WebConfiguration.java From singleton with Eclipse Public License 2.0 | 4 votes |
/** * Add ETag into response header for data cache */ @Bean public ShallowEtagHeaderFilter shallowETagHeaderFilter() { return new ShallowEtagHeaderFilter(); }
Example #23
Source File: BaseApplicationConfig.java From spring-boot-doma2-sample with Apache License 2.0 | 4 votes |
@Bean public ShallowEtagHeaderFilter shallowEtagHeaderFilter() { // ETagの制御を行う return new ShallowEtagHeaderFilter(); }
Example #24
Source File: ResponseBodyEmitterReturnValueHandler.java From lams with GNU General Public License v2.0 | 4 votes |
@Override public void handleReturnValue(Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { if (returnValue == null) { mavContainer.setRequestHandled(true); return; } HttpServletResponse response = webRequest.getNativeResponse(HttpServletResponse.class); ServerHttpResponse outputMessage = new ServletServerHttpResponse(response); if (returnValue instanceof ResponseEntity) { ResponseEntity<?> responseEntity = (ResponseEntity<?>) returnValue; response.setStatus(responseEntity.getStatusCodeValue()); outputMessage.getHeaders().putAll(responseEntity.getHeaders()); returnValue = responseEntity.getBody(); if (returnValue == null) { mavContainer.setRequestHandled(true); outputMessage.flush(); return; } } ServletRequest request = webRequest.getNativeRequest(ServletRequest.class); ShallowEtagHeaderFilter.disableContentCaching(request); ResponseBodyEmitterAdapter adapter = getAdapterFor(returnValue.getClass()); if (adapter == null) { throw new IllegalStateException( "Could not find ResponseBodyEmitterAdapter for return value type: " + returnValue.getClass()); } ResponseBodyEmitter emitter = adapter.adaptToEmitter(returnValue, outputMessage); emitter.extendResponse(outputMessage); // Commit the response and wrap to ignore further header changes outputMessage.getBody(); outputMessage.flush(); outputMessage = new StreamingServletServerHttpResponse(outputMessage); DeferredResult<?> deferredResult = new DeferredResult<Object>(emitter.getTimeout()); WebAsyncUtils.getAsyncManager(webRequest).startDeferredResultProcessing(deferredResult, mavContainer); HttpMessageConvertingHandler handler = new HttpMessageConvertingHandler(outputMessage, deferredResult); emitter.initialize(handler); }
Example #25
Source File: HttpEntityMethodProcessor.java From spring-analysis-note with MIT License | 4 votes |
@Override public void handleReturnValue(@Nullable Object returnValue, MethodParameter returnType, ModelAndViewContainer mavContainer, NativeWebRequest webRequest) throws Exception { mavContainer.setRequestHandled(true); if (returnValue == null) { return; } ServletServerHttpRequest inputMessage = createInputMessage(webRequest); ServletServerHttpResponse outputMessage = createOutputMessage(webRequest); Assert.isInstanceOf(HttpEntity.class, returnValue); HttpEntity<?> responseEntity = (HttpEntity<?>) returnValue; HttpHeaders outputHeaders = outputMessage.getHeaders(); HttpHeaders entityHeaders = responseEntity.getHeaders(); if (!entityHeaders.isEmpty()) { entityHeaders.forEach((key, value) -> { if (HttpHeaders.VARY.equals(key) && outputHeaders.containsKey(HttpHeaders.VARY)) { List<String> values = getVaryRequestHeadersToAdd(outputHeaders, entityHeaders); if (!values.isEmpty()) { outputHeaders.setVary(values); } } else { outputHeaders.put(key, value); } }); } if (responseEntity instanceof ResponseEntity) { int returnStatus = ((ResponseEntity<?>) responseEntity).getStatusCodeValue(); outputMessage.getServletResponse().setStatus(returnStatus); if (returnStatus == 200) { if (SAFE_METHODS.contains(inputMessage.getMethod()) && isResourceNotModified(inputMessage, outputMessage)) { // Ensure headers are flushed, no body should be written. outputMessage.flush(); ShallowEtagHeaderFilter.disableContentCaching(inputMessage.getServletRequest()); // Skip call to converters, as they may update the body. return; } } else if (returnStatus / 100 == 3) { String location = outputHeaders.getFirst("location"); if (location != null) { saveFlashAttributes(mavContainer, webRequest, location); } } } // Try even with null body. ResponseBodyAdvice could get involved. writeWithMessageConverters(responseEntity.getBody(), returnType, inputMessage, outputMessage); // Ensure headers are flushed even if no body was written. outputMessage.flush(); }
Example #26
Source File: WebConfigurer.java From TeamDojo with Apache License 2.0 | 4 votes |
@Bean public Filter shallowEtagHeaderFilter() { return new ShallowEtagHeaderFilter(); }
Example #27
Source File: TicketManagementApplication.java From Building-RESTful-Web-Services-with-Spring-5-Second-Edition with MIT License | 4 votes |
@Bean public Filter shallowEtagHeaderFilter() { return new ShallowEtagHeaderFilter(); }
Example #28
Source File: AbstractHttpSockJsSession.java From java-technology-stack with MIT License | 4 votes |
private void disableShallowEtagHeaderFilter(ServerHttpRequest request) { if (request instanceof ServletServerHttpRequest) { ServletRequest servletRequest = ((ServletServerHttpRequest) request).getServletRequest(); ShallowEtagHeaderFilter.disableContentCaching(servletRequest); } }