Developing Java Applications with Spring and Spring Boot

How to do it...

Let's imagine that, for whatever reason, we want to change our JSON converter to output field names using SNAKE_CASE (all lowercase letters separating words with an underscore).

1. First, let's create a class holding our configuration for the management context named ManagementConfiguration.java located in the src/main/java/com/example/bookpub directory at the root of our project with the following content:

@ManagementContextConfiguration 
public class ManagementConfiguration  
       implements WebMvcConfigurer { 
  @Override 
  public void configureMessageConverters( 
              List<HttpMessageConverter<?>> converters) { 
    HttpMessageConverter c = new  MappingJackson2HttpMessageConverter( Jackson2ObjectMapperBuilder.json(). propertyNamingStrategy(PropertyNamingStrategy.SNAKE_CAS). ...