출처 :&nbsp;<a href="https://stackoverflow.com/questions/29842584/send-date-parameter-from-html-form-to-controller-in-thymeleaf" target="_blank" class="tx-link">https://stackoverflow.com/questions/29842584/send-date-parameter-from-html-form-to-controller-in-thymeleaf</a> mariaDB의 timestamp 칼럼을 nullable로 작업중에저장을 하니 오류가 난다.&nbsp; thymeleaf에서 timestamp를 th:field로 사용하니 공백("")의 값을 가지고 넘기고&nbsp;이걸 java.sql.timestamp로 컨버팅하니 오류가 난다.&nbsp; 그래서 찾다보니 Controller 클래스에서 사용할 수 있는 @InitBinder 라는 인터페이스가 있더라. 이것의 하는 일은 @ModelAttribute로 넘어오는 모델을 바인딩 해줄 때 약간의 조작을 할 수? 있도록 해주는 인터페이스 인 것 같다.나는 다음과 같이 수정하여 해결하였다. <div class="txc-textbox" style="border-style: solid; border-width: 1px; border-color: rgb(254, 254, 184); background-color: rgb(254, 254, 184); padding: 10px;">@Slf4j@Controller@RequestMapping("/admin/worktable")public class AdminWorktableController {&nbsp;&nbsp;&nbsp;
@RequestMapping(value = { "/specialday",
"/specialday/save" }, method =
RequestMethod.POST)&nbsp;&nbsp;&nbsp;
public ModelAndView setSpecialdaySave(HttpServletRequest request, HttpServletResponse response,&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; @Valid @ModelAttribute Tpo_special_day_template
template) {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
try {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; specialDayTemplateService.save(template);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
} catch
(Exception ex)
{&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; return
modelAndView;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
}&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
return modelAndView;&nbsp;&nbsp;&nbsp;
}&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;
@InitBinder&nbsp;&nbsp;&nbsp;
public void
initBinder(WebDataBinder dataBinder){&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
dataBinder.registerCustomEditor(java.sql.Timestamp.class, "applyDate",
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
new PropertyEditorSupport() {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; @Override&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;public
void setAsText(String
value) {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; try
{&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; setValue(new SimpleDateFormat("yyyy-MM-dd
HH:mm:ss.SSS").parse(value));&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }
catch (ParseException
e) {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; setValue(null);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
});&nbsp;&nbsp;&nbsp;
}}





























































&nbsp;</div>

[Spring] @ModelAttribute @InitBinder annotation