springboot 2.x configuration

1, is configured in the configuration file

############# all dates specified item type returned json format ########### 
spring.jackson.date -format = YYYY-MM- dd HH: mm : SS 
spring.jackson.serialization.write -dates-AS-= timestamps to false 
############ ################ set does not return a null value ################ 
# spring.jackson. default -property-in the Inclusion = non_null

############## settings file upload size ############ 
spring.servlet.multipart.max-File-size = 1073741824 
spring.servlet.multipart.max -request-size = 10737418240

2, registered interceptors to achieve WebMvcConfigurer

@Configuration
public class WebAppConfig implements WebMvcConfigurer {
    @Autowired
    private HeaderInterceptor headerInterceptor;

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(headerInterceptor).addPathPatterns("/**");
    }


}