title: How to configure jackson property naming strategy?
body: <p>This code does not work:</p>
  
  <pre><code>@Configuration
  public class RepositoryRestMvcConfig extends RepositoryRestMvcConfiguration {
      ...
  
      @Bean
      @Override
      public ObjectMapper objectMapper() {
          ObjectMapper mapper = super.objectMapper();
          mapper.setPropertyNamingStrategy(PropertyNamingStrategy.CAMEL_CASE_TO_LOWER_CASE_WITH_UNDERSCORES);
          return mapper;
      }
  
      ...
  }
  </code></pre>
  
  <p>How to configure Jackson property naming strategy with JavaConfig?</p>