| | |
| | | } |
| | | |
| | | /** |
| | | * 获取当前月第一天 |
| | | * |
| | | * @return |
| | | */ |
| | | public static Date getFirstDayOfCurrMonth() { |
| | | Calendar cal = Calendar.getInstance(); |
| | | cal.set(Calendar.DAY_OF_MONTH, 1); |
| | | return getDate(dateToDateString(cal.getTime(), yyyy_MM_dd_EN)); |
| | | } |
| | | |
| | | /** |
| | | * 获取当前月的最后一天 |
| | | * |
| | | * @return |
| | |
| | | Calendar cal = Calendar.getInstance(); |
| | | cal.add(Calendar.MONTH, 1); |
| | | cal.set(Calendar.DAY_OF_MONTH, 0); |
| | | |
| | | return cal.getTime(); |
| | | return getDate(dateToDateString(cal.getTime(), yyyy_MM_dd_EN)); |
| | | } |
| | | |
| | | /** |
| | |
| | | throw new RuntimeException(e); |
| | | } |
| | | } |
| | | |
| | | //获取上周一 |
| | | public static Date getLastWeekMonday() { |
| | | Calendar cal = Calendar.getInstance(); |
| | | cal.setTime(getDate(getMondayOfThisWeek(), yyyy_MM_dd_EN)); |
| | | cal.add(Calendar.DATE, -7); |
| | | return cal.getTime(); |
| | | } |
| | | |
| | | //获取上月第一天 |
| | | public static Date getFirstDayOfLastMonth() { |
| | | Calendar calendar = Calendar.getInstance(); |
| | | calendar.add(Calendar.MONTH, -1); |
| | | calendar.set(Calendar.DAY_OF_MONTH, 1); |
| | | return getDate(dateToDateString(calendar.getTime(), yyyy_MM_dd_EN)); |
| | | } |
| | | |
| | | public static void main(String[] args) { |
| | | System.out.println(getFirstDayOfCurrMonth()); |
| | | } |
| | | } |