[英]Converting date from timestamp to human readable in entity constructor
當前,存儲的Date requestDate變量的格式如下: 2017-02-17 00:00:00.0
。 我想將其轉換為例如: Friday, February 17, 2017
。 我想在這里在我的實體中進行轉換並返回它,以便在顯示時更易讀。 這很可能在構造函數中的這一行發生: this.setRequestDate(doDateConversion(requestDate));
。 我該如何進行轉換?
我的請求實體:
@Entity
@Table(name = "Request")
public class RequestDO implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name="request_id")
private Long id;
private Date requestDate;
private String description;
private RequestStatus status;
/*private Boolean read;*/
@ManyToOne(fetch=FetchType.LAZY)
@JoinColumn(name="user_id", nullable = false)
private Users users;
public RequestDO() {}
public RequestDO(Users user, Date requestDate) {
this.setUsers(user);
this.setRequestDate(requestDate);
}
@Override
public String toString() {
return String.format(
"RequestDO[id=%d, inital='%s', requestDate='%s']",
getId()
, getUsers().getInitialName()
, getRequestDate());
}
public Date getRequestDate() {
return requestDate;
}
public void setRequestDate(Date requestDate) {
this.requestDate = requestDate;
}
}
使用SimpleDateFormat
:
java.sql.Date date = new Date(System.currentTimeMillis());
System.out.println(new SimpleDateFormat("EEEE, MMMM dd, YYYY").format(date));
請參閱此了解更多詳情。
我通過使用SimpleDateFormat更改在控制器中讀取的日期來解決該問題:
@RequestMapping(value = "/requests", method = RequestMethod.GET)
public String getAllRequests(Model model, RequestModel requestModel) throws ParseException {
List<RequestDO> requestDOArrayList = new ArrayList<RequestDO>();
for (RequestDO requestDO : requestRepository.findAll()) {
log.info(requestDO.toString());
// Display all dates in Requests list in human-readable form
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
Date date = sdf.parse(requestDO.getRequestDate().toString());
log.info(String.valueOf(date));
requestDO.setRequestDate(date);
requestDOArrayList.add(requestDO);
}
model.addAttribute("requests", requestDOArrayList);
log.info(requestDOArrayList.toString());
return "requests";
}
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