纳秒级 Timestamp 解析异常

[SELiOTe]

package com.seliote.demo;

import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.annotation.JSONField;
import lombok.Data;

import java.sql.Timestamp;
import java.time.LocalDateTime;

public class FastJsonTest {
    public static void main(String... args) {
        String json = "{\"timestamp\": \"2019-09-19 08:49:52.350000000\", " +
                "\"local_date_time\": \"2019-09-19 08:49:52.350000000\"}";
        Pojo pojo = JSONObject.parseObject(json, Pojo.class);
    }
}

@Data
class Pojo {
    // 不正确，解析出是 2019-09-23 10:03:12.0
    @JSONField(name = "timestamp", format = "yyyy-MM-dd HH:mm:ss.SSSSSSSSS")
    private Timestamp timestamp;
    // 正确，解析出是 2019-09-19T08:49:52.350
    @JSONField(name = "local_date_time", format = "yyyy-MM-dd HH:mm:ss.SSSSSSSSS")
    private LocalDateTime localDateTime;
}

[vipcxj]

以前遇到过类似的问题，jdk的dateformat好像默认没法处理纳秒的格式~ 估计fastjson用的就是jdk的api