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@@ -14,7 +14,6 @@ import java.util.*;
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*/
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public class DateUtil {
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-
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private static final String CHINESE_DATA_FORMAT = "yyyy年MM月dd日 HH:mm:ss";
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public static final String DEFAULT_PATTERN = "yyyy-MM-dd";
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@@ -885,14 +884,14 @@ public class DateUtil {
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* @param weekNum 周几
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* @return java.util.List<java.util.Date>
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*/
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- public static List<Date> getWeekDays(Date startTime, Date endTime, int weekNum){
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+ public static List<Date> getWeekDays(Date startTime, Date endTime, int weekNum) {
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Calendar calendar = Calendar.getInstance();
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- List<Date> dates=new ArrayList<>();
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- for(Date x = startTime; x.compareTo(endTime) <= 0;){
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+ List<Date> dates = new ArrayList<>();
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+ for (Date x = startTime; x.compareTo(endTime) <= 0;) {
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calendar.setTime(x);
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calendar.add(Calendar.DATE, 1);
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x = calendar.getTime();
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- if(calendar.get(Calendar.DAY_OF_WEEK) == weekNum){
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+ if (calendar.get(Calendar.DAY_OF_WEEK) == weekNum) {
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dates.add(x);
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}
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}
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@@ -909,7 +908,7 @@ public class DateUtil {
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public static Date getWeekMondayWithDate(Date date) {
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Calendar cal = Calendar.getInstance();
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try {
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- date=new SimpleDateFormat(DEFAULT_PATTERN).parse(new SimpleDateFormat(DEFAULT_PATTERN).format(date));
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+ date = new SimpleDateFormat(DEFAULT_PATTERN).parse(new SimpleDateFormat(DEFAULT_PATTERN).format(date));
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} catch (ParseException e) {
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e.printStackTrace();
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}
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@@ -960,14 +959,12 @@ public class DateUtil {
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* @param days: 天数
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* @return java.util.Date
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*/
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- public static Date addDays1(Date date,int days) {
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+ public static Date addDays1(Date date, int days) {
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Calendar cal = Calendar.getInstance();
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cal.setTime(date);
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cal.add(Calendar.DATE, days);
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try {
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- return new SimpleDateFormat(DateUtil.DEFAULT_PATTERN)
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- .parse(new SimpleDateFormat(DateUtil.DEFAULT_PATTERN)
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- .format(cal.getTime()));
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+ return new SimpleDateFormat(DateUtil.DEFAULT_PATTERN).parse(new SimpleDateFormat(DateUtil.DEFAULT_PATTERN).format(cal.getTime()));
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} catch (ParseException e) {
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return cal.getTime();
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}
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@@ -978,7 +975,7 @@ public class DateUtil {
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* @param date
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* @return
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*/
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- public static String date2ChineseDate(Date date){
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+ public static String date2ChineseDate(Date date) {
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return new SimpleDateFormat(CHINESE_DATA_FORMAT).format(date);
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}
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@@ -989,13 +986,13 @@ public class DateUtil {
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* @param dateZones:
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* @return boolean
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*/
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- public static boolean checkDateZoneOverlap(List<DateZone> dateZones){
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+ public static boolean checkDateZoneOverlap(List<DateZone> dateZones) {
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dateZones.sort(Comparator.comparing(DateZone::getStartTime));
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- if(dateZones.size()<=1){
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+ if (dateZones.size() <= 1) {
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return false;
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- }else{
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- for (int i=0;i<dateZones.size()-1;i++){
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- if(dateZones.get(i+1).getStartTime().before(dateZones.get(i).getEndTime())){
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+ } else {
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+ for (int i = 0; i < dateZones.size() - 1; i++) {
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+ if (dateZones.get(i + 1).getStartTime().before(dateZones.get(i).getEndTime())) {
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return true;
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}
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}
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@@ -1009,7 +1006,7 @@ public class DateUtil {
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* @date 2019/10/27
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* @return
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*/
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- public static class DateZone{
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+ public static class DateZone {
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private Date startTime;
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private Date endTime;
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@@ -1050,32 +1047,49 @@ public class DateUtil {
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calendar.setTime(date);
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int i = calendar.get(Calendar.DAY_OF_WEEK);
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switch (i) {
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- case 1:
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- return "星期日";
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- case 2:
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- return "星期一";
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- case 3:
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- return "星期二";
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- case 4:
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- return "星期三";
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- case 5:
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- return "星期四";
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- case 6:
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- return "星期五";
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- case 7:
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- return "星期六";
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- default:
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- return "";
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+ case 1:
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+ return "星期日";
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+ case 2:
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+ return "星期一";
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+ case 3:
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+ return "星期二";
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+ case 4:
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+ return "星期三";
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+ case 5:
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+ return "星期四";
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+ case 6:
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+ return "星期五";
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+ case 7:
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+ return "星期六";
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+ default:
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+ return "";
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}
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}
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+ /**
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+ * 获取当前时间到0点的毫秒数
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+ * @return
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+ */
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+ public static long getTomorrowZeroSeconds() {
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+ long current = System.currentTimeMillis();// 当前时间毫秒数
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+ Calendar calendar = Calendar.getInstance();
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+ calendar.add(Calendar.DAY_OF_MONTH, 1);
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+ calendar.set(Calendar.HOUR_OF_DAY, 0);
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+ calendar.set(Calendar.MINUTE, 0);
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+ calendar.set(Calendar.SECOND, 0);
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+ calendar.set(Calendar.MILLISECOND, 0);
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+ long tomorrowzero = calendar.getTimeInMillis();
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+ long tomorrowzeroSeconds = (tomorrowzero - current) / 1000;
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+ return tomorrowzeroSeconds;
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+ }
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+
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public static void main(String[] args) throws ParseException {
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-// DateFormat df = new SimpleDateFormat("yyyy-MM-dd");
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+ // DateFormat df = new SimpleDateFormat("yyyy-MM-dd");
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// DateFormat df1 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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-// System.out.println(daysBetween(df.parse("2017-07-20 10:07:42"), df.parse(df.format(new Date()))));
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+ // System.out.println(daysBetween(df.parse("2017-07-20 10:07:42"), df.parse(df.format(new Date()))));
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System.out.println(getWeekMondayWithDate(new Date()));
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System.out.println(getNextWeekMonday(new Date()));
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System.out.println(getNextWeekSunday(new Date()));
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- System.out.println(dayEnd(new Date()));
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+ System.out.println(dayEnd(new Date()));
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}
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}
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zouxuan