package top.infra.jackson2;
   
   import com.fasterxml.jackson.databind.ObjectMapper;
   
   import org.springframework.boot.autoconfigure.AutoConfigureBefore;
   import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
   import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
   import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
   import org.springframework.boot.autoconfigure.jackson.JacksonAutoConfiguration;
  import org.springframework.boot.context.properties.EnableConfigurationProperties;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  
  import java.util.List;
  
  @AutoConfigureBefore({JacksonAutoConfiguration.class})
  @ConditionalOnClass({ObjectMapper.class})
  @ConditionalOnWebApplication
  @Configuration
  @EnableConfigurationProperties({Jackson2Properties.class})
  public class Jackson2AutoConfiguration {
  
      @Bean
      public DefaultJackson2Customizer defaultJackson2Customizer() {
          return new DefaultJackson2Customizer();
      }
  
      @Bean
      @ConditionalOnMissingBean(DefaultJackson2ObjectMapperBuilderCustomizer.class)
      public DefaultJackson2ObjectMapperBuilderCustomizer defaultJackson2ObjectMapperBuilderCustomizer(
          final List<Jackson2Customizer> customizers,
          final Jackson2Properties properties
      ) {
          return new DefaultJackson2ObjectMapperBuilderCustomizer(customizers, properties);
      }
  }