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package vc.thinker.utils;
import lombok.extern.slf4j.Slf4j;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.temporal.TemporalAdjusters;
import java.util.Date;
/**
* @author : xieshaojun
* @date : 2023/1/3 17:55
*/
@Slf4j
public class LocalDateTimeUtils {
/**
* 默认时区
*/
private static final ZoneId SYSTEM_ZONE_ID = ZoneId.systemDefault();
/**
* LocalDateTime转换Date
*
* @param localDateTime
* @return
*/
public static Date toDate(final LocalDateTime localDateTime) {
return Date.from(localDateTime.atZone(SYSTEM_ZONE_ID).toInstant());
}
/**
* Date转换LocalDateTime
*
* @param date
* @return
*/
public static LocalDateTime toLocalDateTime(final Date date) {
return LocalDateTime.ofInstant(date.toInstant(), SYSTEM_ZONE_ID);
}
/**
* 获取一天的开始
*
* @return LocalDateTime
*/
public static LocalDateTime getTheStartOfTheDay() {
return LocalDateTime.now().withHour(0).withMinute(0).withSecond(0).withNano(0);
}
/**
* 获取一天的结束
*
* @return LocalDateTime
*/
public static LocalDateTime getTheEndOfTheDay() {
return LocalDateTime.now().withHour(23).withMinute(59).withSecond(59).withNano(0);
}
/**
* 设置一天的开始
*
* @param localDateTime
* @return LocalDateTime
*/
public static LocalDateTime setTheStartOfTheDay(final LocalDateTime localDateTime) {
return localDateTime.withHour(0).withMinute(0).withSecond(0).withNano(0);
}
/**
* 设置一天的结束
*
* @param localDateTime
* @return LocalDateTime
*/
public static LocalDateTime setTheEndOfTheDay(final LocalDateTime localDateTime) {
return localDateTime.withHour(23).withMinute(59).withSecond(59).withNano(0);
}
/**
* 设置一天的开始
*
* @param date
* @return Date
*/
public static Date setTheStartOfTheDay(final Date date) {
return toDate(setTheStartOfTheDay(toLocalDateTime(date)));
}
/**
* 设置一天的结束
*
* @param date
* @return Date
*/
public static Date setTheEndOfTheDay(final Date date) {
return toDate(setTheEndOfTheDay(toLocalDateTime(date)));
}
/**
* 填满时间的月
*/
public static Date fillMonth(final Date date) {
return toDate(toLocalDateTime(date).withMonth(12));
}
/**
* 填满时间的日
*/
public static Date fillDay(final Date date) {
return toDate(toLocalDateTime(date).with(TemporalAdjusters.lastDayOfMonth()));
}
/**
* 填满时间的月
*/
public static LocalDateTime fillMonth(final LocalDateTime date) {
return date.withMonth(12);
}
/**
* 填满时间的日
*/
public static LocalDateTime fillDay(final LocalDateTime date) {
return date.with(TemporalAdjusters.lastDayOfMonth());
}
/**
* 测试方法
*
* @param args
*/
public static void main(String[] args) {
System.out.println(intervalDay( LocalDateTime.of(2017, 8, 5, 00, 00), LocalDateTime.of(2019, 8, 6, 00, 00)));
}
/**
* 将LocalDateTime转为timestamp
*
* @param localDateTime
* @return
*/
public static long parseToTimestamp(LocalDateTime localDateTime) {
return localDateTime.atZone(ZoneId.systemDefault()).toInstant().toEpochMilli();
}
/**
* 设置时间的月的开始
*
* @param localDateTime
* @return LocalDateTime
*/
public static LocalDateTime setTheStartOfTheMonth(final LocalDateTime localDateTime) {
return setTheStartOfTheDay(localDateTime).withDayOfMonth(1);
}
/**
* 设置时间的月的结束
*
* @param localDateTime
* @return LocalDateTime
*/
public static LocalDateTime setTheEndOfTheMonth(final LocalDateTime localDateTime) {
return setTheEndOfTheDay(localDateTime).withDayOfMonth(1).plusMonths(1).minusDays(1);
}
/**
* 设置时间的年的开始
*
* @param localDateTime
* @return LocalDateTime
*/
public static LocalDateTime setTheStartOfTheYear(final LocalDateTime localDateTime) {
return setTheStartOfTheMonth(localDateTime.withMonth(1));
}
/**
* 设置时间的年的结束
*
* @param localDateTime
* @return LocalDateTime
*/
public static LocalDateTime setTheEndOfTheYear(final LocalDateTime localDateTime) {
return setTheEndOfTheMonth(localDateTime.withMonth(12));
}
/**
* 两个时间间隔的毫秒数
*
* @param subtractedTimestamp 被减时间
* @param subtractTimestamp 减时间
* @return 时间戳差值
*/
public static long intervalTimestamp(LocalDateTime subtractedTimestamp, LocalDateTime subtractTimestamp) {
return parseToTimestamp(subtractedTimestamp) - parseToTimestamp(subtractTimestamp);
}
/**
* 两个时间间隔的分钟
*
* @param subtractedTimestamp 被减时间
* @param subtractTimestamp 减时间
* @return 分钟差值
*/
public static long intervalMinute(LocalDateTime subtractedTimestamp, LocalDateTime subtractTimestamp) {
return intervalTimestamp(subtractedTimestamp, subtractTimestamp) / 1000 / 60;
}
/**
* 两个时间间隔的分钟
*
* @param subtractedTimestamp 被减时间
* @param subtractTimestamp 减时间
* @return 分钟差值
*/
public static long intervalDay(LocalDateTime subtractedTimestamp, LocalDateTime subtractTimestamp) {
return intervalMinute(subtractedTimestamp, subtractTimestamp) / 60 / 24;
}
}