org.dromara.hmily.common.utils.DateUtils Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package org.dromara.hmily.common.utils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.Date;
/**
* DateUtils.
*
* @author xiaoyu
*/
public class DateUtils {
/**
* The constant LOGGER.
*/
public static final Logger LOGGER = LoggerFactory.getLogger(DateUtils.class);
private static final String DATE_FORMAT_DATETIME = "yyyy-MM-dd HH:mm:ss";
/**
* parseLocalDateTime.
* out put format:yyyy-MM-dd HH:mm:ss
*
* @param str date String
* @return yyyy-MM-dd HH:mm:ss
* @see LocalDateTime
*/
private static LocalDateTime parseLocalDateTime(final String str) {
return LocalDateTime.parse(str, DateTimeFormatter.ofPattern(DATE_FORMAT_DATETIME));
}
/**
* Gets date yyyy.
*
* @return the date yyyy
*/
public static Date getDateYYYY() {
LocalDateTime localDateTime = parseLocalDateTime(getCurrentDateTime());
ZoneId zone = ZoneId.systemDefault();
Instant instant = localDateTime.atZone(zone).toInstant();
return Date.from(instant);
}
/**
* Parse date string.
*
* @param date the date
* @return the string
*/
public static String parseDate(Date date) {
Instant instant = date.toInstant();
ZoneId zone = ZoneId.systemDefault();
LocalDateTime localDateTime = LocalDateTime.ofInstant(instant, zone);
return formatLocalDateTime(localDateTime);
}
private static String formatLocalDateTime(final LocalDateTime dateTime) {
return dateTime.format(DateTimeFormatter.ofPattern(DATE_FORMAT_DATETIME));
}
/**
* Gets current date time.
*
* @return the current date time
*/
public static String getCurrentDateTime() {
return LocalDateTime.now().format(DateTimeFormatter.ofPattern(DATE_FORMAT_DATETIME));
}
}