Springboot LocalDateTime 格式化

import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.time.format.DateTimeFormatter;

@Configuration
public class JacksonConfiguration {
    @Bean
    public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
        return builder -> {
            // formatter
            DateTimeFormatter dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
            DateTimeFormatter dateTimeFormatter =  DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");

            // deserializers
            builder.deserializers(new LocalDateDeserializer(dateFormatter));
            builder.deserializers(new LocalDateTimeDeserializer(dateTimeFormatter));

            // serializers
            builder.serializers(new LocalDateSerializer(dateFormatter));
            builder.serializers(new LocalDateTimeSerializer(dateTimeFormatter));

            builder.serializerByType(Long.TYPE, ToStringSerializer.instance);
            builder.serializerByType(Long.class, ToStringSerializer.instance);

        };
    }
}

spring:
  jackson:
    date-format: "yyyy-MM-dd HH:mm:ss"
    time-zone: "GMT+8"

@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")