@Configuration public class GlobalConversConfiguration extends WebMvcConfigurationSupport { @Bean public HttpMessageConverter<String> responseBodyConverter() { StringHttpMessageConverter converter = new StringHttpMessageConverter( Charset.forName("UTF-8")); return converter; } @Override public void configureMessageConverters( List<HttpMessageConverter<?>> converters) { super.configureMessageConverters(converters); converters.add(responseBodyConverter()); } @Override public void configureContentNegotiation( ContentNegotiationConfigurer configurer) { configurer.favorPathExtension(false); } }