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1c9291	1	/**
L	2	* Copyright (c) 2018 人人开源 All rights reserved.
	3	* <p>
	4	* https://www.renren.io
	5	* <p>
	6	* 版权所有，侵权必究！
	7	*/
	8
	9	package com.iailab.module.model.common.utils;
	10
	11	import org.apache.commons.lang3.StringUtils;
	12	import org.joda.time.DateTime;
	13	import org.joda.time.LocalDate;
	14	import org.joda.time.format.DateTimeFormat;
	15	import org.joda.time.format.DateTimeFormatter;
	16
	17	import java.text.ParseException;
	18	import java.text.SimpleDateFormat;
	19	import java.util.*;
	20
	21	/**
	22	* 日期处理
	23	*
	24	* @author Mark sunlightcs@gmail.com
	25	*/
	26	public class DateUtils {
	27	/** 时间格式(yyyy-MM-dd) */
	28	public final static String DATE_PATTERN = "yyyy-MM-dd";
	29	/** 时间格式(yyyy-MM-dd HH:mm:ss) */
	30	public final static String DATE_TIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
	31
	32	public final static String DATE_TIME_PATTERN_MIN = "yyyy-MM-dd HH:mm";
	33
	34	public final static String TIME2_PATTERN = "mmss";
	35
	36	public final static String DATE_PATTERN_MON = "yyyy-MM";
	37
	38	public final static String DATE_PATTERN_YEAR = "yyyy";
	39
1ab119	40	public final static String DATE_TIME_STRING = "yyyyMMddHHmmssSSS";
D	41
1c9291	42	/**
L	43	* 日期格式化日期格式为：yyyy-MM-dd
	44	* @param date 日期
	45	* @return 返回yyyy-MM-dd格式日期
	46	*/
	47	public static String format(Date date) {
	48	return format(date, DATE_PATTERN);
	49	}
	50
	51	/**
	52	* 日期格式化日期格式为：yyyy-MM-dd
	53	* @param date 日期
	54	* @param pattern 格式，如：DateUtils.DATE_TIME_PATTERN
	55	* @return 返回yyyy-MM-dd格式日期
	56	*/
	57	public static String format(Date date, String pattern) {
	58	if (date != null) {
	59	SimpleDateFormat df = new SimpleDateFormat(pattern);
	60	return df.format(date);
	61	}
	62	return null;
	63	}
	64
	65	/**
	66	* 日期解析
	67	* @param date 日期
	68	* @param pattern 格式，如：DateUtils.DATE_TIME_PATTERN
	69	* @return 返回Date
	70	*/
	71	public static Date parse(String date, String pattern) {
	72	try {
	73	return new SimpleDateFormat(pattern).parse(date);
	74	} catch (ParseException e) {
	75	e.printStackTrace();
	76	}
	77	return null;
	78	}
	79
	80	/**
	81	* 字符串转换成日期
	82	* @param strDate 日期字符串
	83	* @param pattern 日期的格式，如：DateUtils.DATE_TIME_PATTERN
	84	*/
	85	public static Date stringToDate(String strDate, String pattern) {
	86	if (StringUtils.isBlank(strDate)) {
	87	return null;
	88	}
	89
	90	DateTimeFormatter fmt = DateTimeFormat.forPattern(pattern);
	91	return fmt.parseLocalDateTime(strDate).toDate();
	92	}
	93
	94	/**
	95	* 根据周数，获取开始日期、结束日期
	96	* @param week 周期 0本周，-1上周，-2上上周，1下周，2下下周
	97	* @return 返回date[0]开始日期、date[1]结束日期
	98	*/
	99	public static Date[] getWeekStartAndEnd(int week) {
	100	DateTime dateTime = new DateTime();
	101	LocalDate date = new LocalDate(dateTime.plusWeeks(week));
	102
	103	date = date.dayOfWeek().withMinimumValue();
	104	Date beginDate = date.toDate();
	105	Date endDate = date.plusDays(6).toDate();
	106	return new Date[]{beginDate, endDate};
	107	}
	108
	109	/**
	110	* 对日期的【秒】进行加/减
	111	*
	112	* @param date 日期
	113	* @param seconds 秒数，负数为减
	114	* @return 加/减几秒后的日期
	115	*/
	116	public static Date addDateSeconds(Date date, int seconds) {
	117	DateTime dateTime = new DateTime(date);
	118	return dateTime.plusSeconds(seconds).toDate();
	119	}
	120
	121	/**
	122	* 对日期的【分钟】进行加/减
	123	*
	124	* @param date 日期
	125	* @param minutes 分钟数，负数为减
	126	* @return 加/减几分钟后的日期
	127	*/
	128	public static Date addDateMinutes(Date date, int minutes) {
	129	DateTime dateTime = new DateTime(date);
	130	return dateTime.plusMinutes(minutes).toDate();
	131	}
	132
	133	/**
	134	* 对日期的【小时】进行加/减
	135	*
	136	* @param date 日期
	137	* @param hours 小时数，负数为减
	138	* @return 加/减几小时后的日期
	139	*/
	140	public static Date addDateHours(Date date, int hours) {
	141	DateTime dateTime = new DateTime(date);
	142	return dateTime.plusHours(hours).toDate();
	143	}
	144
	145	/**
	146	* 对日期的【天】进行加/减
	147	*
	148	* @param date 日期
	149	* @param days 天数，负数为减
	150	* @return 加/减几天后的日期
	151	*/
	152	public static Date addDateDays(Date date, int days) {
	153	DateTime dateTime = new DateTime(date);
	154	return dateTime.plusDays(days).toDate();
	155	}
	156
	157	/**
	158	* 对日期的【周】进行加/减
	159	*
	160	* @param date 日期
	161	* @param weeks 周数，负数为减
	162	* @return 加/减几周后的日期
	163	*/
	164	public static Date addDateWeeks(Date date, int weeks) {
	165	DateTime dateTime = new DateTime(date);
	166	return dateTime.plusWeeks(weeks).toDate();
	167	}
	168
	169	/**
	170	* 对日期的【月】进行加/减
	171	*
	172	* @param date 日期
	173	* @param months 月数，负数为减
	174	* @return 加/减几月后的日期
	175	*/
	176	public static Date addDateMonths(Date date, int months) {
	177	DateTime dateTime = new DateTime(date);
	178	return dateTime.plusMonths(months).toDate();
	179	}
	180
	181	/**
	182	* 对日期的【年】进行加/减
	183	*
	184	* @param date 日期
	185	* @param years 年数，负数为减
	186	* @return 加/减几年后的日期
	187	*/
	188	public static Date addDateYears(Date date, int years) {
	189	DateTime dateTime = new DateTime(date);
	190	return dateTime.plusYears(years).toDate();
	191	}
	192
	193	public static List<String> getDays(Date startDate, Date endDate) {
	194	List<String> days = new ArrayList<String>();
	195	Calendar calendar = Calendar.getInstance();
	196	calendar.setTime(startDate);
	197
	198	while (calendar.getTime().compareTo(endDate) < 0) {
	199	days.add(DateUtils.format(calendar.getTime(), "yyyy-MM-dd"));
	200	calendar.add(6, 1);
	201	}
	202	return days;
	203	}
	204
	205	public static Date getTime(Date date) {
	206	Calendar calendar = Calendar.getInstance();
	207	calendar.setTime(date);
	208	return calendar.getTime();
	209	}
	210
	211	public static List<String> getYearTime(Date startDate, Date endDate) {
	212	List<String> days = new ArrayList<String>();
	213	Calendar calendar = Calendar.getInstance();
	214	calendar.setTime(startDate);
	215
	216	while (calendar.getTime().compareTo(endDate) <= 0) {
	217	days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN_YEAR));
	218	calendar.add(Calendar.YEAR, 1);
	219	}
	220	return days;
	221	}
	222
	223	public static List<String> getMonTime(Date startDate, Date endDate) {
	224	List<String> days = new ArrayList<String>();
	225	Calendar calendar = Calendar.getInstance();
	226	calendar.setTime(startDate);
	227
	228	while (calendar.getTime().compareTo(endDate) <= 0) {
	229	days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN_MON));
	230	calendar.add(Calendar.MONTH, 1);
	231	}
	232	return days;
	233	}
	234
	235	public static List<String> getDayTime(Date startDate, Date endDate) {
	236	List<String> days = new ArrayList<String>();
	237	Calendar calendar = Calendar.getInstance();
	238	calendar.setTime(startDate);
	239
	240	while (calendar.getTime().compareTo(endDate) <= 0) {
	241	days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN));
	242	calendar.add(Calendar.DAY_OF_YEAR, 1);
	243	}
	244	return days;
	245	}
	246
	247	public static List<String> getDayTime(Date startDate, Date endDate, int seconds) {
	248	List<String> days = new ArrayList<String>();
	249	Calendar calendar = Calendar.getInstance();
	250	calendar.setTime(startDate);
	251	while (calendar.getTime().compareTo(endDate) <= 0) {
	252	days.add(DateUtils.format(calendar.getTime(), DATE_TIME_PATTERN));
	253	calendar.add(Calendar.SECOND, seconds);
	254	}
	255	return days;
	256	}
	257
	258	public static List<String> getClassTime(Date startDate, Date endDate) {
	259	List<String> days = new ArrayList<String>();
	260	Calendar calendar = Calendar.getInstance();
	261	calendar.setTime(startDate);
	262	while (calendar.getTime().compareTo(endDate) <= 0) {
	263	days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN) + " 0点班");
	264	days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN) + " 8点班");
	265	days.add(DateUtils.format(calendar.getTime(), DATE_PATTERN) + " 16点班");
	266	calendar.add(Calendar.DAY_OF_YEAR, 1);
	267	}
	268	return days;
	269	}
	270
	271
	272	public static Map<String, Date> getIntervalDate(int days) {
	273	Calendar calendar = Calendar.getInstance();
	274	calendar.add(Calendar.DAY_OF_YEAR, days);
	275	calendar.set(Calendar.MILLISECOND, 0);
	276	calendar.set(Calendar.SECOND, 0);
	277	Date tEndDate = calendar.getTime();
	278	calendar.add(Calendar.HOUR_OF_DAY, -1);
	279	Date tStartDate = calendar.getTime();
	280	Map<String, Date> tMap = new HashMap<String, Date>(2);
	281	tMap.put("startdate", tStartDate);
	282	tMap.put("enddate", tEndDate);
	283	return tMap;
	284
	285	}
	286
	287	public static boolean isNotBlank(Date date) {
	288	if (date == null) {
	289	return false;
	290	}
	291	return true;
	292	}
	293
	294	}