forked from plusone/plusone-commons
283 lines
9.7 KiB
Java
283 lines
9.7 KiB
Java
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package xyz.zhouxy.plusone.commons.util;
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import java.time.Instant;
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import java.time.LocalDate;
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import java.time.LocalDateTime;
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import java.time.LocalTime;
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import java.time.ZoneId;
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import java.time.ZonedDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.Objects;
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import java.util.TimeZone;
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import org.apache.commons.lang3.StringUtils;
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import org.joda.time.DateTimeZone;
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public class DateTimeUtil {
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private static final MapWrapper<String, DateTimeFormatter> DATE_TIME_FORMATTER_CHCHE = MapWrapper
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.<String, DateTimeFormatter>wrapHashMap()
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.keyChecker(StringUtils::isNotBlank)
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.valueChecker(Objects::nonNull)
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.build();
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public static DateTimeFormatter getDateTimeFormatter(String pattern) {
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if (!DATE_TIME_FORMATTER_CHCHE.containsKey(pattern)) {
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synchronized (DateTimeUtil.class) {
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if (!DATE_TIME_FORMATTER_CHCHE.containsKey(pattern)) {
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DateTimeFormatter formatter = DateTimeFormatter.ofPattern(pattern);
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DATE_TIME_FORMATTER_CHCHE.put(pattern, formatter);
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return formatter;
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}
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}
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}
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return DATE_TIME_FORMATTER_CHCHE.get(pattern)
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.orElseThrow(() -> new IllegalStateException("Formatter does not exist."));
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}
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public static String toString(String pattern, ZonedDateTime dateTime) {
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return getDateTimeFormatter(pattern).format(dateTime);
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}
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public static String toString(String pattern, Instant instant) {
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ZonedDateTime dateTime = instant.atZone(ZoneId.systemDefault());
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return toString(pattern, dateTime);
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}
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public static String toString(String pattern, Instant instant, ZoneId zone) {
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ZonedDateTime dateTime = instant.atZone(zone);
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return toString(pattern, dateTime);
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}
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public static String nowStr(String pattern) {
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return toString(pattern, ZonedDateTime.now());
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}
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public static String nowStr(String pattern, ZoneId zone) {
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return toString(pattern, Instant.now().atZone(zone));
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}
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// toDate
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public static Date toDate(long timeMillis) {
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return Date.from(Instant.ofEpochMilli(timeMillis));
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}
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public static Date toDate(Calendar calendar) {
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return calendar.getTime();
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}
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public static Date toDate(Instant instant) {
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return Date.from(instant);
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}
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public static Date toDate(ZonedDateTime zonedDateTime) {
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return Date.from(zonedDateTime.toInstant());
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}
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public static Date toDate(LocalDateTime localDateTime, ZoneId zone) {
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return Date.from(ZonedDateTime.of(localDateTime, zone).toInstant());
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}
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public static Date toDate(LocalDate localDate, LocalTime localTime, ZoneId zone) {
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return Date.from(ZonedDateTime.of(localDate, localTime, zone).toInstant());
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}
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// toInstant
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public static Instant toInstant(long timeMillis) {
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return Instant.ofEpochMilli(timeMillis);
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}
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public static Instant toInstant(Date date) {
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return date.toInstant();
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}
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public static Instant toInstant(Calendar calendar) {
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return calendar.toInstant();
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}
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/**
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* 获取 {@link Instant} 对象
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*
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* @param zonedDateTime 带时区信息的地区时间
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* @return 时间点
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*
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* @deprecated 使用 {@link ZonedDateTime#toInstant()}
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*/
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@Deprecated
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public static Instant toInstant(ZonedDateTime zonedDateTime) {
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return zonedDateTime.toInstant();
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}
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public static Instant toInstant(LocalDateTime localDateTime, ZoneId zone) {
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return ZonedDateTime.of(localDateTime, zone).toInstant();
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}
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// toZonedDateTime
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/**
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* 获取时间戳在指定时区的地区时间。
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* <p>
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* 传入不同 {@link ZoneId},获取到的 {@link ZonedDateTime} 对象实际上还是同一时间戳,
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* 只是不同时区的表示。
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* </p>
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*
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* @param dateTime {@link Date} 对象
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* @param zone 时区
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* @return 带时区信息的地区时间
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*/
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public static ZonedDateTime toZonedDateTime(long timeMillis, ZoneId zone) {
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return ZonedDateTime.ofInstant(Instant.ofEpochMilli(timeMillis), zone);
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}
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/**
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* 获取 {@link Date} 所表示的时间戳,在指定时区的地区时间。
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* <p>
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* 传入不同 {@link ZoneId},获取到的 {@link ZonedDateTime} 对象实际上还是同一时间戳,
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* 只是不同时区的表示。
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* </p>
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*
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* @param dateTime {@link Date} 对象
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* @param zone 时区
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* @return 带时区信息的地区时间
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*/
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public static ZonedDateTime toZonedDateTime(Date dateTime, ZoneId zone) {
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return ZonedDateTime.ofInstant(dateTime.toInstant(), zone);
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}
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/**
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* 获取 {@link Date} 所表示的时间戳,在指定时区的地区时间。
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* <p>
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* 传入不同 {@link ZoneId},获取到的 {@link ZonedDateTime} 对象实际上表示的还是还是同一时间戳的时间,
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* 只是不同时区的表示。
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* </p>
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*
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* @param dateTime {@link Date} 对象
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* @param timeZone 时区
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* @return 带时区信息的地区时间
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*/
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public static ZonedDateTime toZonedDateTime(Date dateTime, TimeZone timeZone) {
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return ZonedDateTime.ofInstant(dateTime.toInstant(), timeZone.toZoneId());
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}
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public static ZonedDateTime toZonedDateTime(Calendar calendar, ZoneId zone) {
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return calendar.toInstant().atZone(zone);
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}
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public static ZonedDateTime toZonedDateTime(Calendar calendar, TimeZone zone) {
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return calendar.toInstant().atZone(zone.toZoneId());
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}
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/**
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* 创建带时区的地区时间
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*
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* @param localDateTime 地区时间
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* @param zone 时区
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* @return 带时区的地区时间
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*
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* @deprecated 使用 {@link ZonedDateTime#of(LocalDateTime, ZoneId)}
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*/
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@Deprecated
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public static ZonedDateTime toZonedDateTime(LocalDateTime localDateTime, ZoneId zone) {
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return ZonedDateTime.of(localDateTime, zone);
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}
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// toLocalDateTime
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/**
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* 获取时间戳在指定时区的地区时间。
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*
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* @param dateTime {@link Date} 对象
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* @param zone 时区
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* @return 地区时间
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*/
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public static LocalDateTime toLocalDateTime(long timeMillis, ZoneId zone) {
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return LocalDateTime.ofInstant(Instant.ofEpochMilli(timeMillis), zone);
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}
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/**
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* 获取 {@link Date} 所表示的时间戳,在指定时区的地区时间。
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*
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* @param dateTime {@link Date} 对象
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* @param zone 时区
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* @return 地区时间
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*/
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public static LocalDateTime toLocalDateTime(Date dateTime, ZoneId zone) {
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return LocalDateTime.ofInstant(dateTime.toInstant(), zone);
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}
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/**
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* 获取 {@link Date} 所表示的时间戳,在指定时区的地区时间。
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*
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* @param dateTime {@link Date} 对象
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* @param timeZone 时区
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* @return 地区时间
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*/
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public static LocalDateTime toLocalDateTime(Date dateTime, TimeZone timeZone) {
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return LocalDateTime.ofInstant(dateTime.toInstant(), timeZone.toZoneId());
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}
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public static LocalDateTime toLocalDateTime(Calendar calendar, ZoneId zone) {
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return LocalDateTime.ofInstant(calendar.toInstant(), zone);
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}
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public static LocalDateTime toLocalDateTime(Calendar calendar, TimeZone zone) {
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return LocalDateTime.ofInstant(calendar.toInstant(), zone.toZoneId());
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}
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public static LocalDateTime toLocalDateTime(ZonedDateTime zonedDateTime, ZoneId zone) {
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return LocalDateTime.ofInstant(zonedDateTime.toInstant(), zone);
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}
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// ====================
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public static org.joda.time.Instant toJodaInstant(java.time.Instant instant) {
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return new org.joda.time.Instant(instant.toEpochMilli());
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}
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public static org.joda.time.Instant toJodaInstant(java.time.ZonedDateTime zonedDateTime) {
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return new org.joda.time.Instant(zonedDateTime.toInstant().toEpochMilli());
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}
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public static java.time.Instant toJavaInstant(org.joda.time.Instant instant) {
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return toInstant(instant.getMillis());
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}
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public static java.time.Instant toJavaInstant(org.joda.time.DateTime dateTime) {
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return toInstant(dateTime.getMillis());
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}
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public static org.joda.time.DateTime toJodaDateTime(java.time.ZonedDateTime zonedDateTime) {
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org.joda.time.DateTimeZone zone = org.joda.time.DateTimeZone.forID(zonedDateTime.getZone().getId());
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return toJodaInstant(zonedDateTime.toInstant()).toDateTime(zone);
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}
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public static org.joda.time.DateTime toJodaDateTime(java.time.Instant instant, ZoneId zone) {
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org.joda.time.DateTimeZone dateTimeZone = org.joda.time.DateTimeZone.forID(zone.getId());
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return toJodaInstant(instant).toDateTime(dateTimeZone);
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}
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public static java.time.ZonedDateTime toZonedDateTime(org.joda.time.DateTime dateTime) {
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ZoneId zone = dateTime.getZone().toTimeZone().toZoneId();
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return toJavaInstant(dateTime.toInstant()).atZone(zone);
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}
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public static java.time.ZonedDateTime toZonedDateTime(
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org.joda.time.Instant instant,
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org.joda.time.DateTimeZone dateTimeZone) {
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ZoneId zone = dateTimeZone.toTimeZone().toZoneId();
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return toJavaInstant(instant).atZone(zone);
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}
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public static org.joda.time.LocalDateTime toJodaLocalDateTime(java.time.LocalDateTime localDateTime) {
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long instant = toInstant(localDateTime, ZoneId.systemDefault()).toEpochMilli();
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return new org.joda.time.LocalDateTime(instant, DateTimeZone.getDefault());
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}
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private DateTimeUtil() {
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throw new IllegalStateException("Utility class");
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}
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}
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