com.arextest.web.common.LocalDateTimeFormatUtils Maven / Gradle / Ivy

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package com.arextest.web.common;

import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Date;

public class LocalDateTimeFormatUtils {

  public static final String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
  public static final String YYYY_MM_DD = "yyyy-MM-dd";

  private LocalDateTimeFormatUtils() {
  }

  public static String formatYMDHMS(LocalDateTime dateTime) {
    return format(dateTime, YYYY_MM_DD_HH_MM_SS);
  }

  public static String formatYMD(LocalDateTime dateTime) {
    return format(dateTime, YYYY_MM_DD);
  }

  public static Date localDateTimeToDate(LocalDateTime dateTime) {
    return Date.from(dateTime.atZone(ZoneId.systemDefault()).toInstant());
  }

  public static String format(LocalDateTime dateTime, String pattern) {
    return dateTime == null ? null : getStringFormat(dateTime, pattern);
  }

  public static LocalDateTime format(String dateTime, String pattern) {
    return dateTime == null ? null : getDateFormat(dateTime, pattern);
  }

  public static String getStringFormat(LocalDateTime dateTime, String pattern) {
    DateTimeFormatter formatter = DateTimeFormatter.ofPattern(pattern);
    return dateTime.format(formatter);
  }

  public static LocalDateTime getDateFormat(String dateTime, String pattern) {
    DateTimeFormatter formatter = DateTimeFormatter.ofPattern(pattern);
    return LocalDateTime.parse(dateTime, formatter);
  }
}