SpringBoot返回结果为null或空值不显示处理方法

@Configuration
public class WebMvcConfig extends WebMvcConfigurerAdapter{
    
    @Override
    public void configureMessageConverters(List> converters) {
        super.configureMessageConverters(converters);
        FastJsonConfig fastJsonConfig = new FastJsonConfig();
        fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
    }
}

spring:
  jackson:
    default-property-inclusion: non_null

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;

@JsonIgnoreProperties(ignoreUnknown = true)   //忽略传参时其他无用字段
@JsonInclude(JsonInclude.Include.NON_EMPTY)    
@JsonInclude(JsonInclude.Include.NON_NULL) 
public class TestDTO {
	//返回值....
}