DateUtil.java

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package be.neutrinet.ispng.util;

import java.time.Instant;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.Date;

/**
 * Converts between LocalDateTime -> Date LocalDate -> Date Date ->
 * LocalDateTime
 * <p>
 * Does not convert between Date -> LocalDate, risks loss of precision
 *
 * @author wannes
 */
public class DateUtil {

    public static Date convert(LocalDate ld) {
        Instant instant = ld.atStartOfDay().atZone(ZoneId.systemDefault()).toInstant();
        return Date.from(instant);
    }

    public static Date convert(LocalDateTime ldt) {
        Instant instant = ldt.atZone(ZoneId.systemDefault()).toInstant();
        return Date.from(instant);
    }

    public static LocalDateTime convert(Date date) {
        Instant instant = Instant.ofEpochMilli(date.getTime());
        return LocalDateTime.ofInstant(instant, ZoneId.systemDefault());
    }
}