Examples of org.springframework.messaging.converter.CompositeMessageConverter

Package org.springframework.messaging.converter

Examples of org.springframework.messaging.converter.CompositeMessageConverter

org.springframework.messaging.converter.CompositeMessageConverter
A {@link MessageConverter} that delegates to a list of other convertersto be invoked until one of them returns a non-null result. @author Rossen Stoyanchev @since 4.0

    assertNotNull(annotationMethodMessageHandler);
    MessageConverter messageConverter = annotationMethodMessageHandler.getMessageConverter();
    assertNotNull(messageConverter);
    assertTrue(messageConverter instanceof CompositeMessageConverter);


    CompositeMessageConverter compositeMessageConverter = this.appContext.getBean(CompositeMessageConverter.class);
    assertNotNull(compositeMessageConverter);


    SimpMessagingTemplate simpMessagingTemplate = this.appContext.getBean(SimpMessagingTemplate.class);
    assertNotNull(simpMessagingTemplate);
    assertEquals("/personal/", simpMessagingTemplate.getUserDestinationPrefix());


    List<MessageConverter> converters = compositeMessageConverter.getConverters();
    assertThat(converters.size(), Matchers.is(3));
    assertThat(converters.get(0), Matchers.instanceOf(StringMessageConverter.class));
    assertThat(converters.get(1), Matchers.instanceOf(ByteArrayMessageConverter.class));
    assertThat(converters.get(2), Matchers.instanceOf(MappingJackson2MessageConverter.class));

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  @Test
  public void messageConverters() {
    loadBeanDefinitions("websocket-config-broker-converters.xml");


    CompositeMessageConverter compositeConverter = this.appContext.getBean(CompositeMessageConverter.class);
    assertNotNull(compositeConverter);


    assertEquals(4, compositeConverter.getConverters().size());
    assertEquals(StringMessageConverter.class, compositeConverter.getConverters().iterator().next().getClass());
  }

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  @Test
  public void messageConvertersDefaultsOff() {
    loadBeanDefinitions("websocket-config-broker-converters-defaults-off.xml");


    CompositeMessageConverter compositeConverter = this.appContext.getBean(CompositeMessageConverter.class);
    assertNotNull(compositeConverter);


    assertEquals(1, compositeConverter.getConverters().size());
    assertEquals(StringMessageConverter.class, compositeConverter.getConverters().iterator().next().getClass());
  }

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  }


  @Test
  public void configureMessageConvertersDefault() {
    AbstractMessageBrokerConfiguration config = new AbstractMessageBrokerConfiguration() {};
    CompositeMessageConverter compositeConverter = config.brokerMessageConverter();


    List<MessageConverter> converters = compositeConverter.getConverters();
    assertThat(converters.size(), Matchers.is(3));
    assertThat(converters.get(0), Matchers.instanceOf(StringMessageConverter.class));
    assertThat(converters.get(1), Matchers.instanceOf(ByteArrayMessageConverter.class));
    assertThat(converters.get(2), Matchers.instanceOf(MappingJackson2MessageConverter.class));

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        messageConverters.add(testConverter);
        return false;
      }
    };


    CompositeMessageConverter compositeConverter = config.brokerMessageConverter();
    assertThat(compositeConverter.getConverters().size(), Matchers.is(1));
    Iterator<MessageConverter> iterator = compositeConverter.getConverters().iterator();
    assertThat(iterator.next(), Matchers.is(testConverter));
  }

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      protected boolean configureMessageConverters(List<MessageConverter> messageConverters) {
        messageConverters.add(testConverter);
        return true;
      }
    };
    CompositeMessageConverter compositeConverter = config.brokerMessageConverter();


    assertThat(compositeConverter.getConverters().size(), Matchers.is(4));
    Iterator<MessageConverter> iterator = compositeConverter.getConverters().iterator();
    assertThat(iterator.next(), Matchers.is(testConverter));
    assertThat(iterator.next(), Matchers.instanceOf(StringMessageConverter.class));
    assertThat(iterator.next(), Matchers.instanceOf(ByteArrayMessageConverter.class));
    assertThat(iterator.next(), Matchers.instanceOf(MappingJackson2MessageConverter.class));
  }

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  }


  @Test(expected = MessageConversionException.class)
  public void convertAndSendNoMatchingConverter() {


    MessageConverter converter = new CompositeMessageConverter(
        Arrays.<MessageConverter>asList(new MappingJackson2MessageConverter()));
    this.template.setMessageConverter(converter);


    this.headers.put(MessageHeaders.CONTENT_TYPE, MimeTypeUtils.APPLICATION_XML);
    this.template.convertAndSend("home", "payload", new MessageHeaders(this.headers));

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        MappingJackson2MessageConverter converter = new MappingJackson2MessageConverter();
        converter.setContentTypeResolver(resolver);
        converters.add(converter);
      }
    }
    return new CompositeMessageConverter(converters);
  }

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    this.brokerTemplate = brokerTemplate;


    Collection<MessageConverter> converters = new ArrayList<MessageConverter>();
    converters.add(new StringMessageConverter());
    converters.add(new ByteArrayMessageConverter());
    this.messageConverter = new CompositeMessageConverter(converters);
  }

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    try {
      MimeType contentType = resolveContentType(contentTypeString, module);


      AbstractMessageChannel channel = getChannel(module, isInput);


      CompositeMessageConverter converters = null;
      try {
        converters = converterFactory.newInstance(contentType);
      }
      catch (ConversionException e) {
        throw new ModuleConfigurationException(e.getMessage() +

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Related Classes of org.springframework.messaging.converter.CompositeMessageConverter

org.springframework.messaging.core.MessageSendingTemplateTests

org.springframework.messaging.simp.annotation.support.SimpAnnotationMethodMessageHandler

org.springframework.messaging.simp.config.AbstractMessageBrokerConfiguration

org.springframework.messaging.simp.config.MessageBrokerConfigurationTests

org.springframework.web.socket.config.MessageBrokerBeanDefinitionParserTests

org.springframework.xd.dirt.integration.bus.converter.CompositeMessageConverterFactory

org.springframework.xd.dirt.integration.bus.converter.FromMessageConverterTests

org.springframework.xd.dirt.plugins.stream.ModuleTypeConversionPlugin

org.springframework.xd.extensions.ExtensionsTests

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