This version is still in development and is not considered stable yet. For the latest stable version, please use Spring Framework 6.2.10!spring-doc.cn

Message Converters

See equivalent in the Reactive stackspring-doc.cn

You can configure the HttpMessageConverter instances to use by overriding configureMessageConverters().spring-doc.cn

The following example configures custom Jackson JSON and XML converters with customized mappers instead of the default ones:spring-doc.cn

Javaspring-doc.cn
Kotlinspring-doc.cn

@Configuration
public class WebConfiguration implements WebMvcConfigurer {

	@Override
	public void configureMessageConverters(HttpMessageConverters.ServerBuilder builder) {
		JsonMapper jsonMapper = JsonMapper.builder()
				.findAndAddModules()
				.enable(SerializationFeature.INDENT_OUTPUT)
				.defaultDateFormat(new SimpleDateFormat("yyyy-MM-dd"))
				.build();
		XmlMapper xmlMapper = XmlMapper.builder()
				.findAndAddModules()
				.defaultUseWrapper(false)
				.build();
		builder.jsonMessageConverter(new JacksonJsonHttpMessageConverter(jsonMapper))
				.xmlMessageConverter(new JacksonXmlHttpMessageConverter(xmlMapper));
	}
}

@Configuration
class WebConfiguration : WebMvcConfigurer {

	override fun configureMessageConverters(builder: HttpMessageConverters.ServerBuilder) {
		val jsonMapper = JsonMapper.builder()
			.findAndAddModules()
			.enable(SerializationFeature.INDENT_OUTPUT)
			.defaultDateFormat(SimpleDateFormat("yyyy-MM-dd"))
			.build()
		val xmlMapper = XmlMapper.builder()
			.findAndAddModules()
			.defaultUseWrapper(false)
			.build()
		builder.jsonMessageConverter(JacksonJsonHttpMessageConverter(jsonMapper))
			.xmlMessageConverter(JacksonXmlHttpMessageConverter(xmlMapper))
	}
}