Java8 LocalDateTime和Date相互转换

import java.time.Instant;

import java.time.LocalDate;

import java.time.LocalDateTime;

import java.time.ZoneId;

import java.util.Date;

 

public class DateUtils {

 

    //LocalDate -> Date

    public static Date asDate(LocalDate localDate) {

        return Date.from(localDate.atStartOfDay().atZone(ZoneId.systemDefault()).toInstant());

    }

 

    //LocalDateTime -> Date

    public static Date asDate(LocalDateTime localDateTime) {

        return Date.from(localDateTime.atZone(ZoneId.systemDefault()).toInstant());

    }

 

    //Date -> LocalDate

    public static LocalDate asLocalDate(Date date) {

        return Instant.ofEpochMilli(date.getTime()).atZone(ZoneId.systemDefault()).toLocalDate();

    }

 

    //Date -> LocalDateTime

    public static LocalDateTime asLocalDateTime(Date date) {

        return Instant.ofEpochMilli(date.getTime()).atZone(ZoneId.systemDefault()).toLocalDateTime();

    }

}