gitea/CommonUtil
gitea/CommonUtil
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Merge branch 'master' of https://github.com/carolcoral/CommonUtil

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Carol 2021-09-30 11:11:44 +08:00
commit ac7d67110c
1 changed files with 77 additions and 4 deletions
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src/main/java/site/cnkj/common/utils/date/DateUtil.java
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@ -12,7 +12,7 @@ import java.util.*;
*/
public final class DateUtil {
public enum FORMAT_ENUM{
public static enum FORMAT_ENUM{
BASETIME_yyyy("yyyy"),
BASETIME_MM("MM"),
BASETIME_dd("dd"),
@ -682,10 +682,83 @@ public final class DateUtil {
throw new NullPointerException("one of startDay or endDay is null.");
}
public static void main(String[] args) {
long l = computerDaysBetween("20210914", "20210915", FORMAT_ENUM.NOSEGMENTATION_yMd.value);
System.out.println(l);
/**
* 计算两个日期之间的天数，不包含结束日期当天.
* 如果结束日期小于开始日期，则返回负数天数.
*
* @param startDay 开始日期
* @param endDay 结束日期
* @param format 日期格式，开始日期和结束日期格式必须保持一致
* @return 天数.
*/
public static long computerDaysBetween(Date startDay, Date endDay, String format){
String startString = translateDateToString(startDay, format);
String endString = translateDateToString(endDay, format);
return computerDaysBetween(startString, endString, format);
}
/**
* 判断当前时间是否在范围内.
* 包含开始时间和结束时间的时间点.
*
* @param format 时间格式
* @param startTime 开始时间
* @param endTime 结束时间
* @param checkTime 待判断时间
* @return 判断结果，范围内 true 不在范围内 false
*/
public static boolean checkDateInRange(String format, String startTime, String endTime, String checkTime){
Long startTimestamp = translateDateToTimestamp(startTime, format);
Long endTimestamp = translateDateToTimestamp(endTime, format);
Long checkTimestamp = translateDateToTimestamp(checkTime, format);
if (null == startTimestamp || null == endTimestamp || null == checkTimestamp){
throw new NullPointerException();
}
return startTimestamp <= checkTimestamp && checkTimestamp <= endTimestamp;
}
/**
* 判断当前时间是否在范围内.
* 包含开始时间和结束时间的时间点.
*
* @param format 时间格式
* @param startTime 开始时间
* @param endTime 结束时间
* @param checkTime 待判断时间
* @return 判断结果，范围内 true 不在范围内 false
*/
public static boolean checkDateInRange(String format, Date startTime, Date endTime, Date checkTime){
String startDate = translateDateToString(startTime, format);
String endDate = translateDateToString(endTime, format);
String checkDate = translateDateToString(checkTime, format);
return checkDateInRange(format, startDate, endDate, checkDate);
}
/**
* 判断当前时间是否在范围内.
* 包含开始时间和结束时间的时间点.
* 如果checkEnd=true,则rangeTime为结束时间，表示1970-01-01 00:00:00 至 rangeTime的时间
* 如果checkEnd=false,则rangeTime为开始时间时间，表示rangeTime 至 系统当前时间
*
* @param format 时间格式
* @param rangeTime 开始/结束时间
* @param checkTime 待判断时间
* @param checkEnd 当前范围为结束时间还是开始时间
* @return 判断结果，范围内 true 不在范围内 false
*/
public static boolean checkDateInRange(String format, Date rangeTime, Date checkTime, boolean checkEnd){
String rangeDate = translateDateToString(rangeTime, format);
String checkDate = translateDateToString(checkTime, format);
if (checkEnd){
Calendar calendar = Calendar.getInstance();
calendar.set(1970, Calendar.JANUARY, 1, 0, 0, 0);
String judgeDate = translateDateToString(calendar.getTime(), format);
return checkDateInRange(format, judgeDate, rangeDate, checkDate);
}else {
Date date = new Date();
String judgeDate = translateDateToString(date, format);
return checkDateInRange(format, rangeDate, judgeDate, checkDate);
}
}
}