/**
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* Copyright (c) 2018 人人开源 All rights reserved.
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* <p>
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* https://www.renren.io
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* <p>
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* 版权所有，侵权必究！
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*/
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package com.iailab.common.utils;
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import com.iailab.common.constant.BusinessConstant;
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import org.apache.commons.lang3.StringUtils;
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import org.joda.time.DateTime;
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import org.joda.time.LocalDate;
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import org.joda.time.format.DateTimeFormat;
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import org.joda.time.format.DateTimeFormatter;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.*;
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/**
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* 日期处理
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*
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* @author Mark sunlightcs@gmail.com
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*/
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public class DateUtils {
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/** 时间格式(yyyy-MM-dd) */
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public final static String DATE_PATTERN = "yyyy-MM-dd";
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/** 时间格式(yyyy-MM-dd HH:mm:ss) */
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public final static String DATE_TIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
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public final static String DATE_TIME_PATTERN_MIN = "yyyy-MM-dd HH:mm";
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public final static String TIME2_PATTERN = "mmss";
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public final static String DATE_PATTERN_MON = "yyyy-MM";
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public final static String DATE_PATTERN_YEAR = "yyyy-MM";
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/**
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* 日期格式化 日期格式为：yyyy-MM-dd
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* @param date 日期
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* @return 返回yyyy-MM-dd格式日期
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*/
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public static String format(Date date) {
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return format(date, DATE_PATTERN);
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}
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/**
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* 日期格式化 日期格式为：yyyy-MM-dd
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* @param date 日期
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* @param pattern 格式，如：DateUtils.DATE_TIME_PATTERN
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* @return 返回yyyy-MM-dd格式日期
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*/
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public static String format(Date date, String pattern) {
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if (date != null) {
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SimpleDateFormat df = new SimpleDateFormat(pattern);
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return df.format(date);
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}
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return null;
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}
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/**
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* 日期解析
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* @param date 日期
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* @param pattern 格式，如：DateUtils.DATE_TIME_PATTERN
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* @return 返回Date
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*/
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public static Date parse(String date, String pattern) {
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try {
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return new SimpleDateFormat(pattern).parse(date);
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return null;
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}
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/**
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* 字符串转换成日期
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* @param strDate 日期字符串
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* @param pattern 日期的格式，如：DateUtils.DATE_TIME_PATTERN
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*/
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public static Date stringToDate(String strDate, String pattern) {
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if (StringUtils.isBlank(strDate)) {
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return null;
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}
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DateTimeFormatter fmt = DateTimeFormat.forPattern(pattern);
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return fmt.parseLocalDateTime(strDate).toDate();
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}
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/**
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* 根据周数，获取开始日期、结束日期
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* @param week 周期 0本周，-1上周，-2上上周，1下周，2下下周
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* @return 返回date[0]开始日期、date[1]结束日期
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*/
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public static Date[] getWeekStartAndEnd(int week) {
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DateTime dateTime = new DateTime();
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LocalDate date = new LocalDate(dateTime.plusWeeks(week));
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date = date.dayOfWeek().withMinimumValue();
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Date beginDate = date.toDate();
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Date endDate = date.plusDays(6).toDate();
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return new Date[]{beginDate, endDate};
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}
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/**
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* 对日期的【秒】进行加/减
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*
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* @param date 日期
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* @param seconds 秒数，负数为减
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* @return 加/减几秒后的日期
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*/
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public static Date addDateSeconds(Date date, int seconds) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusSeconds(seconds).toDate();
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}
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/**
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* 对日期的【分钟】进行加/减
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*
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* @param date 日期
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* @param minutes 分钟数，负数为减
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* @return 加/减几分钟后的日期
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*/
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public static Date addDateMinutes(Date date, int minutes) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusMinutes(minutes).toDate();
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}
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/**
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* 对日期的【小时】进行加/减
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*
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* @param date 日期
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* @param hours 小时数，负数为减
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* @return 加/减几小时后的日期
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*/
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public static Date addDateHours(Date date, int hours) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusHours(hours).toDate();
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}
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/**
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* 对日期的【天】进行加/减
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*
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* @param date 日期
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* @param days 天数，负数为减
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* @return 加/减几天后的日期
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*/
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public static Date addDateDays(Date date, int days) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusDays(days).toDate();
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}
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/**
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* 对日期的【周】进行加/减
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*
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* @param date 日期
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* @param weeks 周数，负数为减
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* @return 加/减几周后的日期
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*/
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public static Date addDateWeeks(Date date, int weeks) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusWeeks(weeks).toDate();
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}
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/**
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* 对日期的【月】进行加/减
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*
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* @param date 日期
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* @param months 月数，负数为减
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* @return 加/减几月后的日期
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*/
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public static Date addDateMonths(Date date, int months) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusMonths(months).toDate();
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}
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/**
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* 对日期的【年】进行加/减
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*
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* @param date 日期
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* @param years 年数，负数为减
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* @return 加/减几年后的日期
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*/
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public static Date addDateYears(Date date, int years) {
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DateTime dateTime = new DateTime(date);
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return dateTime.plusYears(years).toDate();
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}
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public static List<String> getDays(Date startDate, Date endDate) {
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List<String> days = new ArrayList<String>();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(startDate);
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while (calendar.getTime().compareTo(endDate) < 0) {
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days.add(DateUtils.format(calendar.getTime(), "yyyy-MM-dd"));
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calendar.add(6, 1);
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}
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return days;
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}
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public static Date getTime(Date date) {
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(date);
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return calendar.getTime();
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}
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public static List<String> getYearTime(Date startDate, Date endDate) {
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List<String> days = new ArrayList<String>();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(startDate);
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while (calendar.getTime().compareTo(endDate) <= 0) {
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days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN_YEAR));
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calendar.add(Calendar.YEAR, 1);
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}
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return days;
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}
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public static List<String> getMonTime(Date startDate, Date endDate) {
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List<String> days = new ArrayList<String>();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(startDate);
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while (calendar.getTime().compareTo(endDate) <= 0) {
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days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN_MON));
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calendar.add(Calendar.MONTH, 1);
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}
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return days;
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}
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public static List<String> getDayTime(Date startDate, Date endDate) {
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List<String> days = new ArrayList<String>();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(startDate);
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while (calendar.getTime().compareTo(endDate) <= 0) {
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days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN));
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calendar.add(Calendar.DAY_OF_YEAR, 1);
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}
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return days;
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}
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public static List<String> getDayTime(Date startDate, Date endDate, int seconds) {
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List<String> days = new ArrayList<String>();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(startDate);
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while (calendar.getTime().compareTo(endDate) <= 0) {
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days.add(DateUtils.format(calendar.getTime(), DATE_TIME_PATTERN));
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calendar.add(Calendar.SECOND, seconds);
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}
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return days;
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}
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public static List<String> getClassTime(Date startDate, Date endDate) {
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List<String> days = new ArrayList<String>();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(startDate);
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while (calendar.getTime().compareTo(endDate) <= 0) {
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days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN) + " 0点班");
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days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN) + " 8点班");
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days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN) + " 16点班");
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calendar.add(Calendar.DAY_OF_YEAR, 1);
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}
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return days;
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}
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public static Map<String, Date> getIntervalDate() {
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Date tEndDate = getTime(addDateDays(new Date(), BusinessConstant.SCHEDULEDCLEANDAYS)); //当前时间前10天
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Date tStartDate = getTime(addDateHours(tEndDate, -1));//当前时间前10天前一个小时
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Map<String, Date> tMap = new HashMap<String, Date>();
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tMap.put("startdate", tStartDate);
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tMap.put("enddate", tEndDate);
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return tMap;
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}
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public static Map<String, Date> getIntervalDate(int days) {
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Calendar calendar = Calendar.getInstance();
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calendar.add(Calendar.DAY_OF_YEAR, days);
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calendar.set(Calendar.MILLISECOND, 0);
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calendar.set(Calendar.SECOND, 0);
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Date tEndDate = calendar.getTime();
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calendar.add(Calendar.HOUR_OF_DAY, -1);
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Date tStartDate = calendar.getTime();
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Map<String, Date> tMap = new HashMap<String, Date>(2);
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tMap.put("startdate", tStartDate);
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tMap.put("enddate", tEndDate);
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return tMap;
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}
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public static boolean isNotBlank(Date date) {
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if (date == null) {
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return false;
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}
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return true;
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}
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}
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