package com.mindskip.xzs.utility;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.text.DateFormat;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.time.Duration;
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import java.util.*;
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/**
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* @version 2.2.0
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* @description: 日期工具类
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* Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
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* @date 2021 /9/7 9:45
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*/
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public class DateTimeUtil {
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private static final Logger logger = LoggerFactory.getLogger(DateTimeUtil.class);
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/**
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* The constant STANDER_FORMAT.
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*/
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public static final String STANDER_FORMAT = "yyyy-MM-dd HH:mm:ss";
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/**
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* The constant STANDER_SHORT_FORMAT.
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*/
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public static final String STANDER_SHORT_FORMAT = "yyyy-MM-dd";
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/**
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* Add duration date.
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*
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* @param date the date
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* @param duration the duration
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* @return the date
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*/
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public static Date addDuration(Date date, Duration duration) {
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Calendar ca = Calendar.getInstance();
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ca.setTime(date);
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ca.add(Calendar.SECOND, (int) duration.getSeconds());
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return ca.getTime();
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}
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/**
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* Date format string.
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*
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* @param date the date
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* @return the string
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*/
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public static String dateFormat(Date date) {
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if (null == date) {
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return "";
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}
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DateFormat dateFormat = new SimpleDateFormat(STANDER_FORMAT);
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return dateFormat.format(date);
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}
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/**
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* Date short format string.
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*
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* @param date the date
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* @return the string
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*/
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public static String dateShortFormat(Date date) {
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if (null == date) {
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return "";
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}
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DateFormat dateFormat = new SimpleDateFormat(STANDER_SHORT_FORMAT);
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return dateFormat.format(date);
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}
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/**
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* Parse date.
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*
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* @param dateStr the date str
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* @param format the format
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* @return the date
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*/
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public static Date parse(String dateStr, String format) {
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try {
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return new SimpleDateFormat(format).parse(dateStr);
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} catch (ParseException e) {
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logger.error(e.getMessage(), e);
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}
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return null;
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}
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/**
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* Gets month start day.
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*
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* @return the month start day
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*/
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public static Date getMonthStartDay() {
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SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd 00:00:00");
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Calendar cale = Calendar.getInstance();
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cale.add(Calendar.MONTH, 0);
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cale.set(Calendar.DAY_OF_MONTH, 1);
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String dateStr = formatter.format(cale.getTime());
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return parse(dateStr, "yyyy-MM-dd HH:mm:ss");
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}
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/**
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* Gets month end day.
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*
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* @return the month end day
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*/
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public static Date getMonthEndDay() {
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SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd 23:59:59");
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Calendar cale = Calendar.getInstance();
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cale.add(Calendar.MONTH, 1);
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cale.set(Calendar.DAY_OF_MONTH, 0);
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String dateStr = formatter.format(cale.getTime());
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return parse(dateStr, STANDER_FORMAT);
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}
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/**
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* Moth start to now format list.
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*
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* @return the list
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*/
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public static List<String> MothStartToNowFormat() {
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Date startTime = getMonthStartDay();
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Calendar nowCalendar = Calendar.getInstance();
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nowCalendar.setTime(new Date());
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int mothDayCount = nowCalendar.get(Calendar.DAY_OF_MONTH);
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List<String> mothDays = new ArrayList<>(mothDayCount);
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Calendar startCalendar = new GregorianCalendar();
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startCalendar.setTime(startTime);
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SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
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mothDays.add(formatter.format(startTime));
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for (int i = 0; i < mothDayCount - 1; i++) {
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startCalendar.add(Calendar.DATE, 1);
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Date end_date = startCalendar.getTime();
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mothDays.add(formatter.format(end_date));
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}
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return mothDays;
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}
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/**
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* Moth day list.
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*
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* @return the list
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*/
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public static List<String> MothDay() {
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Calendar endCalendar = Calendar.getInstance();
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endCalendar.setTime(getMonthEndDay());
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int endMothDay = endCalendar.get(Calendar.DAY_OF_MONTH);
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List<String> list = new ArrayList<>(endMothDay);
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for (int i = 1; i <= endMothDay; i++) {
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list.add(String.valueOf(i));
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}
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return list;
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}
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}
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