springboot2.x接口返回中文乱码

@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);

    }

}