|  |  | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 获取2个时间之间的分钟数 | 
 |  |  |      * @param fromDate | 
 |  |  |      * @param toDate | 
 |  |  |      * @return | 
 |  |  |      */ | 
 |  |  |     public static long getBetweenMin(Date fromDate, Date toDate) { | 
 |  |  |         long m_intervalday = 0;// 初始化时间间隔的值为0 | 
 |  |  |         // 使用的时间格式为yyyy-MM-dd | 
 |  |  |         try { | 
 |  |  |             m_intervalday = toDate.getTime() - fromDate.getTime();// 计算所得为微秒数 | 
 |  |  |             m_intervalday = m_intervalday / 1000 / 60;// 计算所得的分钟 | 
 |  |  |  | 
 |  |  |             return m_intervalday; | 
 |  |  |         } catch (Exception e) { | 
 |  |  |             return Integer.MIN_VALUE; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format | 
 |  |  |      *         Example:2008.03.15 | 
 |  |  | 
 |  |  |     } | 
 |  |  |     public static Date getFirstThisYearDate() { | 
 |  |  |         try { | 
 |  |  |             return sdfShort.parse( getNowShortDate().substring(0, 4) + "0101"); | 
 |  |  |             return sdfLong.parse( getNowShortDate().substring(0, 4) + "-01-01"); | 
 |  |  |         } catch (Exception e) { | 
 |  |  |             return null; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     public static Date getFirstThisMonthDate() { | 
 |  |  |         try { | 
 |  |  |             return sdfLong.parse( getNowFormateDate().substring(0, 7) + "-01"); | 
 |  |  |         } catch (Exception e) { | 
 |  |  |             return null; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     public static String getFirstDayCurrentMonth() { | 
 |  |  |         try { | 
 |  |  |             return getDateLong(new Date()).substring(0, 7) + "-01"; | 
 |  |  | 
 |  |  |             return null; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |     public static Date getDateFromShortString(String strDate) { | 
 |  |  |         if (StringUtils.isEmpty(strDate)) { | 
 |  |  |           return  null; | 
 |  |  |         } | 
 |  |  |         try { | 
 |  |  |             return sdfLong.parse(strDate); | 
 |  |  |         } catch (Exception ex) { | 
 |  |  |             return null; | 
 |  |  |         } | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |     // ----------------------------------------------------------------------- | 
 |  |  | 
 |  |  | //            Date date1 = getISO8601DateByStr("2024-06-14T08:46:36.014+08:00"); | 
 |  |  | //            System.out.println(DateUtil.afterMinutesDate(-5)); | 
 |  |  |  | 
 |  |  |             System.out.println(DateUtil.getFirstThisMonthDate()); | 
 |  |  |  | 
 |  |  |             System.out.println(getPlusTime2(DateUtil.addMonthToDate(new Date(),-1))); | 
 |  |  | //            System.out.println(getPlusTime2(DateUtil.addMonthToDate(new Date(),-1))); | 
 |  |  | //            System.out.println(DateUtil.getBeforMonthStr(new Date(),12)); | 
 |  |  |  | 
 |  |  | //            List<Date> list =getThisMonthDateList(); | 
 |  |  | 
 |  |  |         return weekDays[w]; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     /** | 
 |  |  |      * 获取当前日期是星期几<br> | 
 |  |  |      * | 
 |  |  |      * @param dt | 
 |  |  |      * @return 当前日期是星期几 | 
 |  |  |      */ | 
 |  |  |     public static String getWeekZhouOfDate(Date dt) { | 
 |  |  |         String[] weekDays = { "周日", "周一", "周二", "周三", "周四", "周五", "周六" }; | 
 |  |  |         Calendar cal = Calendar.getInstance(); | 
 |  |  |         cal.setTime(dt); | 
 |  |  |  | 
 |  |  |         int w = cal.get(Calendar.DAY_OF_WEEK) - 1; | 
 |  |  |         if (w < 0) | 
 |  |  |         { | 
 |  |  |             w = 0; | 
 |  |  |         } | 
 |  |  |  | 
 |  |  |         return weekDays[w]; | 
 |  |  |     } | 
 |  |  |     /** | 
 |  |  |      * 获取星期数 | 
 |  |  |      * | 
 |  |  | 
 |  |  |         gc.setTime(date); | 
 |  |  |         return gc.get(2) + 1; | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |     public static int getNowDayNum(){ | 
 |  |  |         // 获取Calendar实例 | 
 |  |  |         Calendar calendar = Calendar.getInstance(); | 
 |  |  |         return calendar.get(Calendar.DAY_OF_MONTH); | 
 |  |  |     } | 
 |  |  |  | 
 |  |  |  | 
 |  |  |  | 
 |  |  | } |