Examples with HttpMessageWriter org.springframework.http.codec.HttpMessageWriter used on opensource projects

Example 6 with HttpMessageWriter

use of org.springframework.http.codec.HttpMessageWriter in project spring-framework by spring-projects.

the class WebFluxConfigurationSupportTests method responseEntityResultHandler.

@Test
public void responseEntityResultHandler() throws Exception {
    ApplicationContext context = loadConfig(WebFluxConfig.class);
    String name = "responseEntityResultHandler";
    ResponseEntityResultHandler handler = context.getBean(name, ResponseEntityResultHandler.class);
    assertNotNull(handler);
    assertEquals(0, handler.getOrder());
    List<HttpMessageWriter<?>> writers = handler.getMessageWriters();
    assertEquals(8, writers.size());
    assertHasMessageWriter(writers, byte[].class, APPLICATION_OCTET_STREAM);
    assertHasMessageWriter(writers, ByteBuffer.class, APPLICATION_OCTET_STREAM);
    assertHasMessageWriter(writers, String.class, TEXT_PLAIN);
    assertHasMessageWriter(writers, Resource.class, IMAGE_PNG);
    assertHasMessageWriter(writers, TestBean.class, APPLICATION_XML);
    assertHasMessageWriter(writers, TestBean.class, APPLICATION_JSON);
    assertHasMessageWriter(writers, TestBean.class, MediaType.parseMediaType("text/event-stream"));
    name = "webFluxContentTypeResolver";
    RequestedContentTypeResolver resolver = context.getBean(name, RequestedContentTypeResolver.class);
    assertSame(resolver, handler.getContentTypeResolver());
}

Example 7 with HttpMessageWriter

use of org.springframework.http.codec.HttpMessageWriter in project spring-framework by spring-projects.

the class WebFluxConfigurationSupportTests method assertHasMessageWriter.

private void assertHasMessageWriter(List<HttpMessageWriter<?>> writers, Class<?> clazz, MediaType mediaType) {
    ResolvableType type = ResolvableType.forClass(clazz);
    assertTrue(writers.stream().anyMatch(c -> mediaType == null || c.canWrite(type, mediaType)));
}

Example 8 with HttpMessageWriter

use of org.springframework.http.codec.HttpMessageWriter in project spring-framework by spring-projects.

the class BodyInsertersTests method createContext.

@Before
public void createContext() {
    final List<HttpMessageWriter<?>> messageWriters = new ArrayList<>();
    messageWriters.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
    messageWriters.add(new EncoderHttpMessageWriter<>(new CharSequenceEncoder()));
    messageWriters.add(new ResourceHttpMessageWriter());
    messageWriters.add(new EncoderHttpMessageWriter<>(new Jaxb2XmlEncoder()));
    Jackson2JsonEncoder jsonEncoder = new Jackson2JsonEncoder();
    messageWriters.add(new EncoderHttpMessageWriter<>(jsonEncoder));
    messageWriters.add(new ServerSentEventHttpMessageWriter(Collections.singletonList(jsonEncoder)));
    messageWriters.add(new FormHttpMessageWriter());
    this.context = new BodyInserter.Context() {

        @Override
        public Supplier<Stream<HttpMessageWriter<?>>> messageWriters() {
            return messageWriters::stream;
        }

        @Override
        public Map<String, Object> hints() {
            return hints;
        }
    };
    this.hints = new HashMap<>();
}

Example 9 with HttpMessageWriter

use of org.springframework.http.codec.HttpMessageWriter in project spring-framework by spring-projects.

the class ResponseEntityResultHandlerTests method createHandler.

private ResponseEntityResultHandler createHandler(HttpMessageWriter<?>... writers) {
    List<HttpMessageWriter<?>> writerList;
    if (ObjectUtils.isEmpty(writers)) {
        writerList = new ArrayList<>();
        writerList.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
        writerList.add(new EncoderHttpMessageWriter<>(new CharSequenceEncoder()));
        writerList.add(new ResourceHttpMessageWriter());
        writerList.add(new EncoderHttpMessageWriter<>(new Jaxb2XmlEncoder()));
        writerList.add(new EncoderHttpMessageWriter<>(new Jackson2JsonEncoder()));
    } else {
        writerList = Arrays.asList(writers);
    }
    RequestedContentTypeResolver resolver = new RequestedContentTypeResolverBuilder().build();
    return new ResponseEntityResultHandler(writerList, resolver);
}