优化代码

Your Name

2023-07-03 48556c618f1b206a659f76cacb3816d040cba221

 java110-utils/src/main/java/com/java110/utils/util/DateUtil.java

@@ -33,6 +33,7 @@
    public static final String DATE_FORMATE_STRING_M = "yyyyMM";
    public static final String DATE_FORMATE_STRING_N = "HHmmss";
    public static final String DATE_FORMATE_STRING_O = "yyyyMMddHHmm";
    public static final String DATE_FORMATE_STRING_Q = "yyyy-MM";


    static {
@@ -52,6 +53,8 @@
        formats.put("yyyyMM", new SimpleDateFormat("yyyyMM"));
        formats.put("HHmmss", new SimpleDateFormat("HHmmss"));
        formats.put("yyyyMMddHHmm", new SimpleDateFormat("yyyyMMddHHmm"));
        formats.put("yyyy-MM", new SimpleDateFormat("yyyy-MM"));

    }


@@ -402,6 +405,19 @@
        return calendar.getTime();
    }

    public static Date getNextMonthFirstDate(String curDate) {
        Date date = DateUtil.getDateFromStringB(curDate);
        Calendar curDateCal = Calendar.getInstance();
        curDateCal.setTime(date);
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.DAY_OF_MONTH, 1);
        calendar.set(Calendar.HOUR_OF_DAY, 0);
        calendar.set(Calendar.MINUTE, 0);
        calendar.set(Calendar.SECOND, 0);
        calendar.add(Calendar.MONTH, 1);
        return calendar.getTime();
    }

    public static Date getFirstDate() {
        Calendar curDateCal = Calendar.getInstance();
        curDateCal.set(Calendar.DAY_OF_MONTH, 1);
@@ -410,6 +426,27 @@
        curDateCal.set(Calendar.SECOND, 0);
        Date curDate = curDateCal.getTime();
        return curDate;
    }

    public static Date getFirstDate(Date curDate) {
        Calendar curDateCal = Calendar.getInstance();
        curDateCal.setTime(curDate);
        curDateCal.set(Calendar.DAY_OF_MONTH, 1);
        curDateCal.set(Calendar.HOUR_OF_DAY, 0);
        curDateCal.set(Calendar.MINUTE, 0);
        curDateCal.set(Calendar.SECOND, 0);
        return curDateCal.getTime();
    }

    public static Date getFirstDate(String curDate) {
        Date date = DateUtil.getDateFromStringB(curDate);
        Calendar curDateCal = Calendar.getInstance();
        curDateCal.setTime(date);
        curDateCal.set(Calendar.DAY_OF_MONTH, 1);
        curDateCal.set(Calendar.HOUR_OF_DAY, 0);
        curDateCal.set(Calendar.MINUTE, 0);
        curDateCal.set(Calendar.SECOND, 0);
        return curDateCal.getTime();
    }


@@ -722,7 +759,7 @@
     * @return：list
     */
    public static List<String> getMonthBetweenDate(String startTime, String endTime) {
        SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMATE_STRING_M);
        SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMATE_STRING_Q);
        // 声明保存日期集合
        List<String> list = new ArrayList<>();
        try {
@@ -752,4 +789,17 @@
        return list;
    }

    /**
     * 除去 小时 分 秒
     *
     * @param time
     * @return
     */
    public static Date timeToDate(Date time) {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(time);
        setTimeToMidnight(calendar);
        return calendar.getTime();
    }

}