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1     @RequestMapping("/j3")
2 public String JsonDome3() throws JsonProcessingException {
3 ObjectMapper mapper = new ObjectMapper();
4 Date date = new Date();
5 //自定义日期的格式
6 SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd:HH:mm:ss");
7 String s = simpleDateFormat.format(date);
8 //ObjectMapper 时间解析后悔的默认格式为:Timestamp 时间戳
9 return mapper.writeValueAsString(s);
10 //"2020-04-12:23:41:12"
11 }

时间戳

1     @RequestMapping("/j3")
2 public String JsonDome3() throws JsonProcessingException {
3 ObjectMapper mapper = new ObjectMapper();
4
5
6 Date date = new Date();
7
8 return mapper.writeValueAsString(date);
9 }

 


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