获取上周第一天，最后一天

原文链接：https://blog.csdn.net/qq_39241443/article/details/90294565

  1. /**
  2.  * 获取上周周一（第一天是周一）
  3.  *
  4.  * @return
  5.  */
  6. public static Date getPreviousMonday() {
  7.     Calendar cal = Calendar.getInstance();
  8.     // 将每周第一天设为星期一，默认是星期天
  9.     cal.setFirstDayOfWeek(Calendar.MONDAY);
  10.     cal.add(Calendar.DATE, -1 * 7);
  11.     cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
  13.     cal.set(Calendar.HOUR_OF_DAY, 0);
  14.     cal.set(Calendar.MINUTE, 0);
  15.     cal.set(Calendar.SECOND, 0);
  16.     cal.set(Calendar.MILLISECOND, 0);
  17.     return cal.getTime();
  18. }
  1. /**
  2.  * 获取上周周日（第一天是周一）
  3.  * @return
  4.  */
  5. public static Date getSunday() {
  6.     Calendar cal = Calendar.getInstance();
  7.     //将每周第一天设为星期一，默认是星期天
  8.     cal.setFirstDayOfWeek(Calendar.MONDAY);
  9.     cal.add(Calendar.DATE, -1*7);
  10.     cal.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
  12.     cal.set(Calendar.HOUR_OF_DAY, 0);
  13.     cal.set(Calendar.MINUTE, 0);
  14.     cal.set(Calendar.SECOND, 0);
  15.     cal.set(Calendar.MILLISECOND, 0);
  16.     return cal.getTime();
  17. }

前端传递时间映射到后端的Date类型问题

原文链接：https://blog.csdn.net/qq_29072049/article/details/84869332

spring boot 写法

@JsonFormat(pattern = “yyyy-MM-dd HH:mm:ss”, timezone = “GMT+8”)
private Date time;

spring mvc 写法

@DateTimeFormat(pattern=”yyyy-MM-dd HH:mm:ss”)
private Date orderReturnTime;