DateUtils.java 47 KB

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  1. package org.jeecg.common.util;
  2. import org.jeecg.common.constant.SystemDateConstant;
  3. import org.slf4j.Logger;
  4. import org.slf4j.LoggerFactory;
  5. import org.springframework.util.StringUtils;
  6. import java.beans.PropertyEditorSupport;
  7. import java.sql.Timestamp;
  8. import java.text.DateFormat;
  9. import java.text.ParseException;
  10. import java.text.SimpleDateFormat;
  11. import java.util.*;
  12. /**
  13. * 类描述:时间操作定义类
  14. *
  15. * @Author: 张代浩
  16. * @Date:2012-12-8 12:15:03
  17. * @Version 1.0
  18. */
  19. public class DateUtils extends PropertyEditorSupport {
  20. private static Logger logger = LoggerFactory.getLogger(DateUtils.class);
  21. public static ThreadLocal<SimpleDateFormat> date_sdf = new ThreadLocal<SimpleDateFormat>() {
  22. @Override
  23. protected SimpleDateFormat initialValue() {
  24. return new SimpleDateFormat("yyyy-MM-dd");
  25. }
  26. };
  27. public static ThreadLocal<SimpleDateFormat> yyyyMMdd = new ThreadLocal<SimpleDateFormat>() {
  28. @Override
  29. protected SimpleDateFormat initialValue() {
  30. return new SimpleDateFormat("yyyyMMdd");
  31. }
  32. };
  33. public static ThreadLocal<SimpleDateFormat> date_sdf_wz = new ThreadLocal<SimpleDateFormat>() {
  34. @Override
  35. protected SimpleDateFormat initialValue() {
  36. return new SimpleDateFormat("yyyy年MM月dd日");
  37. }
  38. };
  39. public static ThreadLocal<SimpleDateFormat> time_sdf = new ThreadLocal<SimpleDateFormat>() {
  40. @Override
  41. protected SimpleDateFormat initialValue() {
  42. return new SimpleDateFormat("yyyy-MM-dd HH:mm");
  43. }
  44. };
  45. public static ThreadLocal<SimpleDateFormat> yyyymmddhhmmss = new ThreadLocal<SimpleDateFormat>() {
  46. @Override
  47. protected SimpleDateFormat initialValue() {
  48. return new SimpleDateFormat("yyyyMMddHHmmss");
  49. }
  50. };
  51. public static ThreadLocal<SimpleDateFormat> short_time_sdf = new ThreadLocal<SimpleDateFormat>() {
  52. @Override
  53. protected SimpleDateFormat initialValue() {
  54. return new SimpleDateFormat("HH:mm");
  55. }
  56. };
  57. public static ThreadLocal<SimpleDateFormat> datetimeFormat = new ThreadLocal<SimpleDateFormat>() {
  58. @Override
  59. protected SimpleDateFormat initialValue() {
  60. return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  61. }
  62. };
  63. // 以毫秒表示的时间
  64. private static final long DAY_IN_MILLIS = 24 * 3600 * 1000L;
  65. private static final long HOUR_IN_MILLIS = 3600 * 1000L;
  66. private static final long MINUTE_IN_MILLIS = 60 * 1000L;
  67. private static final long SECOND_IN_MILLIS = 1000L;
  68. public static String getNowHour(Date date) {
  69. SimpleDateFormat simpleDateFormat = new SimpleDateFormat("HH");
  70. return simpleDateFormat.format(date);
  71. }
  72. public static Date getNowDate() throws ParseException {
  73. SimpleDateFormat dsdf = new SimpleDateFormat("yyyy-MM-dd");
  74. String nowDate = getNowDate("yyyy-MM-dd");
  75. return dsdf.parse(nowDate);
  76. }
  77. public static boolean compare(String beginDate, String nowDate) throws ParseException {
  78. //如果想比较日期则写成"yyyy-MM-dd"就可以了
  79. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  80. //将字符串形式的时间转化为Date类型的时间
  81. Date a = sdf.parse(beginDate);
  82. Date b = sdf.parse(nowDate);
  83. return a.before(b);
  84. }
  85. public static String getDateByDateStr(String dateStr) throws ParseException {
  86. SimpleDateFormat dsdf = new SimpleDateFormat("yyyy-MM-dd");
  87. Date parse = dsdf.parse(dateStr);
  88. return dsdf.format(parse);
  89. }
  90. public static Integer getHour(String dateStr) throws ParseException {
  91. DateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  92. Calendar cal = Calendar.getInstance();
  93. Date date = sdf.parse(dateStr);
  94. cal.setTime(date);
  95. return cal.get(Calendar.HOUR_OF_DAY);
  96. }
  97. public static String getEndTime(String time) throws ParseException {
  98. SimpleDateFormat smf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  99. Date parse = smf.parse(time);
  100. Calendar calendar = Calendar.getInstance();
  101. calendar.setTime(parse);
  102. calendar.set(Calendar.HOUR_OF_DAY, 0);
  103. calendar.set(Calendar.MINUTE, 0);
  104. calendar.set(Calendar.SECOND, 0);
  105. calendar.add(Calendar.DAY_OF_MONTH, 1);
  106. calendar.add(Calendar.SECOND, -1);
  107. Date end = calendar.getTime();
  108. String format = smf.format(end);
  109. return format;
  110. }
  111. // 指定模式的时间格式
  112. private static SimpleDateFormat getSDFormat(String pattern) {
  113. return new SimpleDateFormat(pattern);
  114. }
  115. /**
  116. * 指定模式的时间格式
  117. *
  118. * @param pattern
  119. * @return
  120. */
  121. private static SimpleDateFormat getDateFormat(String pattern) {
  122. return new SimpleDateFormat(pattern);
  123. }
  124. /**
  125. * 日期转换为字符串
  126. *
  127. * @return 字符串
  128. */
  129. public static String date2Str() {
  130. SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
  131. return format.format(new Date());
  132. }
  133. public static List<Map<String, String>> getDateDayRange(String startDate, String endDate) throws ParseException {
  134. List<Map<String, String>> list = new ArrayList<>();
  135. String splitDate = DateUtils.addDay(endDate, -1);
  136. splitDate = DateUtils.addDay(splitDate, 1);
  137. if (DateUtils.compareDate(startDate, splitDate) >= 0) {
  138. Map<String, String> map = new HashMap<String, String>();
  139. map.put("startDate", startDate);
  140. map.put("endDate", endDate);
  141. list.add(map);
  142. } else {
  143. while (DateUtils.compareDate(startDate, splitDate) < 0 || DateUtils.compareDate(startDate, endDate) <= 0) {
  144. Map<String, String> map = new HashMap<>();
  145. map.put("startDate", splitDate);
  146. map.put("endDate", endDate);
  147. list.add(map);
  148. splitDate = DateUtils.addDay(splitDate, -1);
  149. endDate = DateUtils.addDay(endDate, -1);
  150. if (DateUtils.compareDate(startDate, splitDate) > 0) {
  151. splitDate = startDate;
  152. }
  153. }
  154. }
  155. return list;
  156. }
  157. /**
  158. * 当前日历,这里用中国时间表示
  159. *
  160. * @return 以当地时区表示的系统当前日历
  161. */
  162. public static Calendar getCalendar() {
  163. return Calendar.getInstance();
  164. }
  165. /**
  166. * 指定毫秒数表示的日历
  167. *
  168. * @param millis 毫秒数
  169. * @return 指定毫秒数表示的日历
  170. */
  171. public static Calendar getCalendar(long millis) {
  172. Calendar cal = Calendar.getInstance();
  173. cal.setTime(new Date(millis));
  174. return cal;
  175. }
  176. /**
  177. * 字符串转换成日期
  178. *
  179. * @param str
  180. * @param sdf
  181. * @return
  182. */
  183. public static Date str2Date(String str, SimpleDateFormat sdf) {
  184. if (null == str || "".equals(str)) {
  185. return null;
  186. }
  187. Date date = null;
  188. try {
  189. date = sdf.parse(str);
  190. return date;
  191. } catch (ParseException e) {
  192. e.printStackTrace();
  193. }
  194. return null;
  195. }
  196. /**
  197. * 当前日期
  198. *
  199. * @return 系统当前时间
  200. * @param l
  201. */
  202. public static Date getDate(long l) {
  203. return new Date();
  204. }
  205. /**
  206. * 日期转换为字符串
  207. *
  208. * @param date_sdf 日期格式
  209. * @return 字符串
  210. */
  211. public static String date2Str(SimpleDateFormat date_sdf) {
  212. Date date = getDate();
  213. if (null == date) {
  214. return null;
  215. }
  216. return date_sdf.format(date);
  217. }
  218. public static Date getDate() {
  219. return new Date();
  220. }
  221. /**
  222. * 格式化时间
  223. *
  224. * @param date
  225. * @param format
  226. * @return
  227. */
  228. public static String dateformat(String date, String format) {
  229. SimpleDateFormat sformat = new SimpleDateFormat(format);
  230. Date getDate = null;
  231. try {
  232. getDate = sformat.parse(date);
  233. } catch (ParseException e) {
  234. e.printStackTrace();
  235. }
  236. return sformat.format(getDate);
  237. }
  238. /**
  239. * 日期转换为字符串
  240. *
  241. * @param format 日期格式
  242. * @return 字符串
  243. */
  244. public static String getDate(String format) {
  245. Date date = new Date();
  246. SimpleDateFormat sdf = new SimpleDateFormat(format);
  247. return sdf.format(date);
  248. }
  249. /**
  250. * 指定毫秒数的时间戳
  251. *
  252. * @param millis 毫秒数
  253. * @return 指定毫秒数的时间戳
  254. */
  255. public static Timestamp getTimestamp(long millis) {
  256. return new Timestamp(millis);
  257. }
  258. /**
  259. * 以字符形式表示的时间戳
  260. *
  261. * @param time 毫秒数
  262. * @return 以字符形式表示的时间戳
  263. */
  264. public static Timestamp getTimestamp(String time) {
  265. return new Timestamp(Long.parseLong(time));
  266. }
  267. /**
  268. * 系统当前的时间戳
  269. *
  270. * @return 系统当前的时间戳
  271. */
  272. public static Timestamp getTimestamp() {
  273. return new Timestamp(System.currentTimeMillis());
  274. }
  275. /**
  276. * 当前时间,格式 yyyy-MM-dd HH:mm:ss
  277. *
  278. * @return 当前时间的标准形式字符串
  279. */
  280. public static String now() {
  281. return datetimeFormat.get().format(getCalendar().getTime());
  282. }
  283. /**
  284. * 指定日期的时间戳
  285. *
  286. * @param date 指定日期
  287. * @return 指定日期的时间戳
  288. */
  289. public static Timestamp getTimestamp(Date date) {
  290. return new Timestamp(date.getTime());
  291. }
  292. /**
  293. * 指定日历的时间戳
  294. *
  295. * @param cal 指定日历
  296. * @return 指定日历的时间戳
  297. */
  298. public static Timestamp getCalendarTimestamp(Calendar cal) {
  299. return new Timestamp(cal.getTime().getTime());
  300. }
  301. public static Timestamp gettimestamp() {
  302. Date dt = new Date();
  303. DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  304. String nowTime = df.format(dt);
  305. return Timestamp.valueOf(nowTime);
  306. }
  307. // ////////////////////////////////////////////////////////////////////////////
  308. // getMillis
  309. // 各种方式获取的Millis
  310. // ////////////////////////////////////////////////////////////////////////////
  311. /**
  312. * 系统时间的毫秒数
  313. *
  314. * @return 系统时间的毫秒数
  315. */
  316. public static long getMillis() {
  317. return System.currentTimeMillis();
  318. }
  319. /**
  320. * 指定日历的毫秒数
  321. *
  322. * @param cal 指定日历
  323. * @return 指定日历的毫秒数
  324. */
  325. public static long getMillis(Calendar cal) {
  326. return cal.getTime().getTime();
  327. }
  328. /**
  329. * 指定日期的毫秒数
  330. *
  331. * @param date 指定日期
  332. * @return 指定日期的毫秒数
  333. */
  334. public static long getMillis(Date date) {
  335. return date.getTime();
  336. }
  337. /**
  338. * 指定时间戳的毫秒数
  339. *
  340. * @param ts 指定时间戳
  341. * @return 指定时间戳的毫秒数
  342. */
  343. public static long getMillis(Timestamp ts) {
  344. return ts.getTime();
  345. }
  346. // ////////////////////////////////////////////////////////////////////////////
  347. // formatDate
  348. // 将日期按照一定的格式转化为字符串
  349. // ////////////////////////////////////////////////////////////////////////////
  350. /**
  351. * 默认方式表示的系统当前日期,具体格式:年-月-日
  352. *
  353. * @return 默认日期按“年-月-日“格式显示
  354. */
  355. public static String formatDate() {
  356. return date_sdf.get().format(getCalendar().getTime());
  357. }
  358. /**
  359. * 默认方式表示的系统当前日期,具体格式:yyyy-MM-dd HH:mm:ss
  360. *
  361. * @return 默认日期按“yyyy-MM-dd HH:mm:ss“格式显示
  362. */
  363. public static String formatDateTime() {
  364. return datetimeFormat.get().format(getCalendar().getTime());
  365. }
  366. /**
  367. * 获取时间字符串
  368. */
  369. public static String getDataString(SimpleDateFormat formatstr) {
  370. return formatstr.format(getCalendar().getTime());
  371. }
  372. /**
  373. * 指定日期的默认显示,具体格式:年-月-日
  374. *
  375. * @param cal 指定的日期
  376. * @return 指定日期按“年-月-日“格式显示
  377. */
  378. public static String formatDate(Calendar cal) {
  379. return date_sdf.get().format(cal.getTime());
  380. }
  381. /**
  382. * 指定日期的默认显示,具体格式:年-月-日
  383. *
  384. * @param date 指定的日期
  385. * @return 指定日期按“年-月-日“格式显示
  386. */
  387. public static String formatDate(Date date) {
  388. return date_sdf.get().format(date);
  389. }
  390. /**
  391. * 指定毫秒数表示日期的默认显示,具体格式:年-月-日
  392. *
  393. * @param millis 指定的毫秒数
  394. * @return 指定毫秒数表示日期按“年-月-日“格式显示
  395. */
  396. public static String formatDate(long millis) {
  397. return date_sdf.get().format(new Date(millis));
  398. }
  399. /**
  400. * 默认日期按指定格式显示
  401. *
  402. * @param pattern 指定的格式
  403. * @return 默认日期按指定格式显示
  404. */
  405. public static String formatDate(String pattern) {
  406. return getSDFormat(pattern).format(getCalendar().getTime());
  407. }
  408. /**
  409. * 指定日期按指定格式显示
  410. *
  411. * @param cal 指定的日期
  412. * @param pattern 指定的格式
  413. * @return 指定日期按指定格式显示
  414. */
  415. public static String formatDate(Calendar cal, String pattern) {
  416. return getSDFormat(pattern).format(cal.getTime());
  417. }
  418. /**
  419. * 指定日期按指定格式显示
  420. *
  421. * @param date 指定的日期
  422. * @param pattern 指定的格式
  423. * @return 指定日期按指定格式显示
  424. */
  425. public static String formatDate(Date date, String pattern) {
  426. return getSDFormat(pattern).format(date);
  427. }
  428. // ////////////////////////////////////////////////////////////////////////////
  429. // formatTime
  430. // 将日期按照一定的格式转化为字符串
  431. // ////////////////////////////////////////////////////////////////////////////
  432. /**
  433. * 默认方式表示的系统当前日期,具体格式:年-月-日 时:分
  434. *
  435. * @return 默认日期按“年-月-日 时:分“格式显示
  436. */
  437. public static String formatTime() {
  438. return time_sdf.get().format(getCalendar().getTime());
  439. }
  440. /**
  441. * 指定毫秒数表示日期的默认显示,具体格式:年-月-日 时:分
  442. *
  443. * @param millis 指定的毫秒数
  444. * @return 指定毫秒数表示日期按“年-月-日 时:分“格式显示
  445. */
  446. public static String formatTime(long millis) {
  447. return time_sdf.get().format(new Date(millis));
  448. }
  449. /**
  450. * 指定日期的默认显示,具体格式:年-月-日 时:分
  451. *
  452. * @param cal 指定的日期
  453. * @return 指定日期按“年-月-日 时:分“格式显示
  454. */
  455. public static String formatTime(Calendar cal) {
  456. return time_sdf.get().format(cal.getTime());
  457. }
  458. /**
  459. * 指定日期的默认显示,具体格式:年-月-日 时:分
  460. *
  461. * @param date 指定的日期
  462. * @return 指定日期按“年-月-日 时:分“格式显示
  463. */
  464. public static String formatTime(Date date) {
  465. return time_sdf.get().format(date);
  466. }
  467. // ////////////////////////////////////////////////////////////////////////////
  468. // formatShortTime
  469. // 将日期按照一定的格式转化为字符串
  470. // ////////////////////////////////////////////////////////////////////////////
  471. /**
  472. * 默认方式表示的系统当前日期,具体格式:时:分
  473. *
  474. * @return 默认日期按“时:分“格式显示
  475. */
  476. public static String formatShortTime() {
  477. return short_time_sdf.get().format(getCalendar().getTime());
  478. }
  479. /**
  480. * 指定毫秒数表示日期的默认显示,具体格式:时:分
  481. *
  482. * @param millis 指定的毫秒数
  483. * @return 指定毫秒数表示日期按“时:分“格式显示
  484. */
  485. public static String formatShortTime(long millis) {
  486. return short_time_sdf.get().format(new Date(millis));
  487. }
  488. /**
  489. * 指定日期的默认显示,具体格式:时:分
  490. *
  491. * @param cal 指定的日期
  492. * @return 指定日期按“时:分“格式显示
  493. */
  494. public static String formatShortTime(Calendar cal) {
  495. SimpleDateFormat shortTimeSdf = new SimpleDateFormat("HH:mm");
  496. return shortTimeSdf.format(cal.getTime());
  497. }
  498. /**
  499. * 指定日期的默认显示,具体格式:时:分
  500. *
  501. * @param date 指定的日期
  502. * @return 指定日期按“时:分“格式显示
  503. */
  504. public static String formatShortTime(Date date) {
  505. SimpleDateFormat shortTimeSdf = new SimpleDateFormat("HH:mm");
  506. return shortTimeSdf.format(date);
  507. }
  508. // ////////////////////////////////////////////////////////////////////////////
  509. // parseDate
  510. // parseCalendar
  511. // parseTimestamp
  512. // 将字符串按照一定的格式转化为日期或时间
  513. // ////////////////////////////////////////////////////////////////////////////
  514. /**
  515. * 根据指定的格式将字符串转换成Date 如输入:2003-11-19 11:20:20将按照这个转成时间
  516. *
  517. * @param src 将要转换的原始字符窜
  518. * @param pattern 转换的匹配格式
  519. * @return 如果转换成功则返回转换后的日期
  520. * @throws ParseException
  521. * @throws
  522. */
  523. public static Date parseDate(String src, String pattern) {
  524. try {
  525. return getDateFormat(pattern).parse(src);
  526. } catch (ParseException e) {
  527. e.printStackTrace();
  528. return null;
  529. }
  530. }
  531. /**
  532. * 根据指定的格式将字符串转换成Date 如输入:2003-11-19 11:20:20将按照这个转成时间
  533. *
  534. * @param src 将要转换的原始字符窜
  535. * @param pattern 转换的匹配格式
  536. * @return 如果转换成功则返回转换后的日期
  537. * @throws
  538. */
  539. public static Calendar parseCalendar(String src, String pattern){
  540. Date date = parseDate(src, pattern);
  541. Calendar cal = Calendar.getInstance();
  542. cal.setTime(date);
  543. return cal;
  544. }
  545. public static String formatAddDate(String src, String pattern, int amount) {
  546. Calendar cal;
  547. cal = parseCalendar(src, pattern);
  548. cal.add(Calendar.DATE, amount);
  549. return formatDate(cal);
  550. }
  551. /**
  552. * 根据指定的格式将字符串转换成Date 如输入:2003-11-19 11:20:20将按照这个转成时间
  553. *
  554. * @param src 将要转换的原始字符窜
  555. * @param pattern 转换的匹配格式
  556. * @return 如果转换成功则返回转换后的时间戳
  557. * @throws ParseException
  558. * @throws
  559. */
  560. public static Timestamp parseTimestamp(String src, String pattern) {
  561. Date date = parseDate(src, pattern);
  562. return new Timestamp(date.getTime());
  563. }
  564. // ////////////////////////////////////////////////////////////////////////////
  565. // dateDiff
  566. // 计算两个日期之间的差值
  567. // ////////////////////////////////////////////////////////////////////////////
  568. /**
  569. * 计算两个时间之间的差值,根据标志的不同而不同
  570. *
  571. * @param flag 计算标志,表示按照年/月/日/时/分/秒等计算
  572. * @param calSrc 减数
  573. * @param calDes 被减数
  574. * @return 两个日期之间的差值
  575. */
  576. public static int dateDiff(char flag, Calendar calSrc, Calendar calDes) {
  577. long millisDiff = getMillis(calSrc) - getMillis(calDes);
  578. if (flag == 'y') {
  579. return (calSrc.get(Calendar.YEAR) - calDes.get(Calendar.YEAR));
  580. }
  581. if (flag == 'd') {
  582. return (int) (millisDiff / DAY_IN_MILLIS);
  583. }
  584. if (flag == 'h') {
  585. return (int) (millisDiff / HOUR_IN_MILLIS);
  586. }
  587. if (flag == 'm') {
  588. return (int) (millisDiff / MINUTE_IN_MILLIS);
  589. }
  590. if (flag == 's') {
  591. return (int) (millisDiff / SECOND_IN_MILLIS);
  592. }
  593. return 0;
  594. }
  595. public static String getDateString(String createTime) throws ParseException {
  596. SimpleDateFormat sdf1 = new SimpleDateFormat("yyyy-MM-dd");
  597. Date date = sdf1.parse(createTime);
  598. SimpleDateFormat sdf2 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  599. return sdf2.format(date);
  600. }
  601. public static Map<String, Object> getStartEndTime(String createTime) throws ParseException {
  602. SimpleDateFormat smf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  603. Date parse = smf.parse(createTime);
  604. Calendar calendar = Calendar.getInstance();
  605. calendar.setTime(parse);
  606. calendar.set(Calendar.HOUR_OF_DAY, 0);
  607. calendar.set(Calendar.MINUTE, 0);
  608. calendar.set(Calendar.SECOND, 0);
  609. Date start = calendar.getTime();
  610. calendar.add(Calendar.DAY_OF_MONTH, 1);
  611. calendar.add(Calendar.SECOND, -1);
  612. Date end = calendar.getTime();
  613. Map<String, Object> map = new HashMap<>();
  614. map.put("start", smf.format(start));
  615. map.put("end", smf.format(end));
  616. return map;
  617. }
  618. public static String getQuarterStartDate(Date date) {
  619. Calendar calendar = new GregorianCalendar();
  620. calendar.setTime(date);
  621. Integer month = calendar.get(Calendar.MONTH);
  622. Integer compare = month % 3;
  623. calendar.add(Calendar.MONTH, -compare);
  624. calendar.set(Calendar.DAY_OF_MONTH, 1);
  625. Date getDate = calendar.getTime();
  626. SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
  627. return dateFormat.format(getDate);
  628. }
  629. public static String getQuarterEndDate(Date date) {
  630. Calendar calendar = new GregorianCalendar();
  631. calendar.setTime(date);
  632. Integer month = calendar.get(Calendar.MONTH);
  633. Integer compare = month % 3;
  634. calendar.add(Calendar.MONTH, (3 - compare));
  635. calendar.set(Calendar.DAY_OF_MONTH, 1);
  636. Date getDate = calendar.getTime();
  637. SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
  638. return dateFormat.format(getDate);
  639. }
  640. /**
  641. * String类型 转换为Date, 如果参数长度为10 转换格式”yyyy-MM-dd“ 如果参数长度为19 转换格式”yyyy-MM-dd
  642. * HH:mm:ss“ * @param text String类型的时间值
  643. */
  644. @Override
  645. public void setAsText(String text) {
  646. SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
  647. SimpleDateFormat datetimeFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  648. if (StringUtils.hasText(text)) {
  649. try {
  650. if (text.indexOf(":") == -1 && text.length() == 10) {
  651. setValue(format.parse(text));
  652. } else if (text.indexOf(":") > 0 && text.length() == 19) {
  653. setValue(datetimeFormat.parse(text));
  654. } else {
  655. throw new IllegalArgumentException("Could not parse date, date format is error ");
  656. }
  657. } catch (ParseException ex) {
  658. IllegalArgumentException iae = new IllegalArgumentException("Could not parse date: " + ex.getMessage());
  659. iae.initCause(ex);
  660. throw iae;
  661. }
  662. } else {
  663. setValue(null);
  664. }
  665. }
  666. public static int getYear(Date date) {
  667. GregorianCalendar calendar = new GregorianCalendar();
  668. calendar.setTime(date);
  669. return calendar.get(Calendar.YEAR);
  670. }
  671. public static Date timeStampToDate(Long time) {
  672. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  673. Date date;
  674. try {
  675. date = sdf.parse(sdf.format(time));
  676. return date;
  677. } catch (ParseException e) {
  678. e.printStackTrace();
  679. return null;
  680. }
  681. }
  682. public static List<Map<String, String>> getDateWeekRange(String startDate, String endDate) throws ParseException {
  683. List<Map<String, String>> list = new ArrayList<>();
  684. String splitDate = DateUtils.addWeek(endDate, -1);
  685. splitDate = DateUtils.addDay(splitDate, 1);
  686. if (DateUtils.compareDate(startDate, splitDate) >= 0) {
  687. Map<String, String> map = new HashMap<>();
  688. map.put("startDate", startDate);
  689. map.put("endDate", endDate);
  690. list.add(map);
  691. } else {
  692. while (DateUtils.compareDate(startDate, splitDate) < 0 || DateUtils.compareDate(startDate, endDate) <= 0) {
  693. Map<String, String> map = new HashMap<>();
  694. map.put("startDate", splitDate);
  695. map.put("endDate", endDate);
  696. list.add(map);
  697. splitDate = DateUtils.addWeek(splitDate, -1);
  698. endDate = DateUtils.addWeek(endDate, -1);
  699. if (DateUtils.compareDate(startDate, splitDate) > 0) {
  700. splitDate = startDate;
  701. }
  702. }
  703. }
  704. return list;
  705. }
  706. public static List<Map<String, String>> getDateMonthRange(String startDate, String endDate) throws ParseException {
  707. List<Map<String, String>> list = new ArrayList<>();
  708. String splitDate = DateUtils.addMonth(endDate, -1);
  709. splitDate = DateUtils.addDay(splitDate, 1);
  710. if (DateUtils.compareDate(startDate, splitDate) >= 0) {
  711. Map<String, String> map = new HashMap<>();
  712. map.put("startDate", startDate);
  713. map.put("endDate", endDate);
  714. list.add(map);
  715. } else {
  716. while (DateUtils.compareDate(startDate, splitDate) < 0 || DateUtils.compareDate(startDate, endDate) <= 0) {
  717. Map<String, String> map = new HashMap<>();
  718. map.put("startDate", splitDate);
  719. map.put("endDate", endDate);
  720. list.add(map);
  721. splitDate = DateUtils.addMonth(splitDate, -1);
  722. endDate = DateUtils.addMonth(endDate, -1);
  723. if (DateUtils.compareDate(startDate, splitDate) > 0) {
  724. splitDate = startDate;
  725. }
  726. }
  727. }
  728. return list;
  729. }
  730. public static String addMonth(String dateString, int month) throws ParseException {
  731. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  732. Date date = sdf.parse(dateString);
  733. Calendar calendar = Calendar.getInstance();
  734. calendar.setTime(date);
  735. calendar.add(Calendar.MONTH, month);
  736. return sdf.format(calendar.getTime());
  737. }
  738. public static String addWeek(String dateString, int week) throws ParseException {
  739. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  740. Date date = sdf.parse(dateString);
  741. Calendar calendar = Calendar.getInstance();
  742. calendar.setTime(date);
  743. calendar.add(Calendar.WEEK_OF_YEAR, week);
  744. return sdf.format(calendar.getTime());
  745. }
  746. public static String addDay(String dateString, int day) {
  747. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  748. Date date = null;
  749. try {
  750. date = sdf.parse(dateString);
  751. } catch (ParseException e) {
  752. e.printStackTrace();
  753. }
  754. Calendar calendar = Calendar.getInstance();
  755. calendar.setTime(date);
  756. calendar.add(Calendar.DAY_OF_YEAR, day);
  757. return sdf.format(calendar.getTime());
  758. }
  759. public static Date addDay(Date date, int day) {
  760. Calendar calendar = Calendar.getInstance();
  761. calendar.setTime(date);
  762. calendar.add(Calendar.DAY_OF_YEAR, day);
  763. return calendar.getTime();
  764. }
  765. public static Date addSecond(Date date, int seconds) {
  766. Calendar calendar = Calendar.getInstance();
  767. calendar.setTime(date);
  768. calendar.add(Calendar.SECOND, seconds);
  769. return calendar.getTime();
  770. }
  771. public static int compareDate(String firstDateString, String secondDateString) throws ParseException {
  772. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  773. Date firstDate = sdf.parse(firstDateString);
  774. Date secondDate = sdf.parse(secondDateString);
  775. long first = firstDate.getTime();
  776. long second = secondDate.getTime();
  777. return first == second ? 0 : (first > second ? 1 : -1);
  778. }
  779. public static String timeStamp2Date(Timestamp timeLong) {
  780. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  781. Date date;
  782. try {
  783. date = sdf.parse(sdf.format(timeLong));
  784. return sdf.format(date);
  785. } catch (ParseException e) {
  786. e.printStackTrace();
  787. return null;
  788. }
  789. }
  790. public static String timeStamp2Date(long currentTimeMillis) {
  791. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  792. Date date;
  793. try {
  794. date = sdf.parse(sdf.format(currentTimeMillis));
  795. return sdf.format(date);
  796. } catch (ParseException e) {
  797. e.printStackTrace();
  798. return null;
  799. }
  800. }
  801. public static Map<String, Object> getBeforeDate() {
  802. Date dNow = new Date();
  803. Calendar calendar = Calendar.getInstance();
  804. calendar.setTime(dNow);
  805. calendar.add(Calendar.DAY_OF_MONTH, -1);
  806. Date dBefore = calendar.getTime();
  807. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  808. String defaultStartDate = sdf.format(dBefore);
  809. defaultStartDate = defaultStartDate + " 00:00:00";
  810. String defaultEndDate = defaultStartDate.substring(0, 10) + " 23:59:59";
  811. Map<String, Object> map = new HashMap<>();
  812. map.put("startDate", defaultStartDate);
  813. map.put("endDate", defaultEndDate);
  814. return map;
  815. }
  816. /**
  817. * @param format 返回日期格式
  818. * @param date 传入的初始日期
  819. * @param num 天数
  820. * @return
  821. */
  822. public static String getAnotherDay(String format, String date, Integer num) {
  823. SimpleDateFormat sdf = new SimpleDateFormat(format);
  824. Date getDate = null;
  825. try {
  826. getDate = sdf.parse(date);
  827. } catch (ParseException e) {
  828. e.printStackTrace();
  829. }
  830. Calendar calendar = Calendar.getInstance();
  831. calendar.setTime(getDate);
  832. calendar.add(Calendar.DAY_OF_MONTH, num);
  833. Date resultDate = calendar.getTime();
  834. return sdf.format(resultDate);
  835. }
  836. public static String getNowDate(String format) {
  837. SimpleDateFormat sdf = new SimpleDateFormat(format);
  838. Date date = new Date();
  839. return sdf.format(date);
  840. }
  841. public static String getMonthBefore(String format, String nowTime, int amount) {
  842. // 获取当前时间
  843. SimpleDateFormat dateFormat = new SimpleDateFormat(format);
  844. Date date = null;
  845. try {
  846. date = dateFormat.parse(nowTime);
  847. } catch (ParseException e) {
  848. logger.error(e.getMessage(), e);
  849. }
  850. //得到日历
  851. Calendar calendar = Calendar.getInstance();
  852. //把当前时间赋给日历
  853. calendar.setTime(date);
  854. //设置为前2月,可根据需求进行修改
  855. calendar.add(Calendar.MONTH, amount);
  856. //获取2个月前的时间
  857. date = calendar.getTime();
  858. return dateFormat.format(date);
  859. }
  860. public static Map<String, Object> compareDate(String format, String date1, String date2) {
  861. DateFormat df = new SimpleDateFormat(format);
  862. Map<String, Object> map = new HashMap<>();
  863. try {
  864. Date dt1 = df.parse(date1);
  865. Date dt2 = df.parse(date2);
  866. if (dt1.getTime() > dt2.getTime()) {
  867. map.put("bigDate", date1);
  868. map.put("smallDate", date2);
  869. return map;
  870. } else if (dt1.getTime() < dt2.getTime()) {
  871. map.put("bigDate", date2);
  872. map.put("smallDate", date1);
  873. return map;
  874. }
  875. } catch (Exception exception) {
  876. exception.printStackTrace();
  877. }
  878. return null;
  879. }
  880. /**
  881. * 日期中获取年份
  882. *
  883. * @param format
  884. * @param date
  885. * @return
  886. * @throws ParseException
  887. */
  888. public static String getYear(String format, String date) throws ParseException {
  889. SimpleDateFormat df = new SimpleDateFormat(format);
  890. Date parse = df.parse(date);
  891. return String.format("%tY", parse);
  892. }
  893. /**
  894. * 日期中获取月份
  895. *
  896. * @param format
  897. * @param date
  898. * @return
  899. * @throws ParseException
  900. */
  901. public static String getMonth(String format, String date) throws ParseException {
  902. SimpleDateFormat df = new SimpleDateFormat(format);
  903. Date parse = df.parse(date);
  904. return String.format("%tm", parse);
  905. }
  906. /**
  907. * 日期中获取天
  908. *
  909. * @param format
  910. * @param date
  911. * @return
  912. * @throws ParseException
  913. */
  914. public static String getDay(String format, String date) throws ParseException {
  915. SimpleDateFormat df = new SimpleDateFormat(format);
  916. Date parse = df.parse(date);
  917. return String.format("%td", parse);
  918. }
  919. /**
  920. * 根据时间获取季度
  921. * 1即Q1(1,2,3月),以此类推
  922. *
  923. * @param date
  924. * @return
  925. */
  926. public static int getQuarter(Date date) {
  927. Calendar cal = Calendar.getInstance();
  928. cal.setTime(date);
  929. //获取当前月份
  930. int month = cal.get(Calendar.MONTH) + 1;
  931. if (month <= 3) {
  932. return 1;
  933. } else if (month <= 6) {
  934. return 2;
  935. } else if (month <= 9) {
  936. return 3;
  937. } else if (month <= 12) {
  938. return 4;
  939. }
  940. return 0;
  941. }
  942. /**
  943. * 获取【所在周】周五的时间(周五为一周第一天,周四为一周最后一天)
  944. *
  945. * @param date
  946. */
  947. public static Date getFriday(Date date) {
  948. Calendar calendar = new GregorianCalendar();
  949. calendar.setTime(date);
  950. calendar.setFirstDayOfWeek(Calendar.FRIDAY);
  951. calendar.set(Calendar.DAY_OF_WEEK, Calendar.FRIDAY);
  952. return calendar.getTime();
  953. }
  954. /**
  955. * 获取传入时间的年、月份和季度(周五为每周第一天,周四为每周最后一天)
  956. * 获取的是所属年、月、季度,因为很多月份的第一周或最后 一周会包括上一个月或者下一个月的部分日期
  957. */
  958. public static Map<String, Integer> getYearQuarter(Date date) {
  959. Map<String, Integer> dateMap = new HashMap<>();
  960. Calendar calendar = new GregorianCalendar();
  961. calendar.setTime(date);
  962. int originYear = calendar.get(Calendar.YEAR);
  963. int originMonth = calendar.get(Calendar.MONTH);
  964. //本月所在季度(按照日期来的)
  965. int originQuarter = DateUtils.getQuarter(date);
  966. Calendar calendar1 = new GregorianCalendar();
  967. calendar1.setTime(date);
  968. calendar1.setFirstDayOfWeek(Calendar.FRIDAY);
  969. //1.判断当天所在周第一天是否跨月
  970. calendar1.set(Calendar.DAY_OF_WEEK, Calendar.FRIDAY);
  971. int fridayYear = calendar1.get(Calendar.YEAR);
  972. int fridayMonth = calendar1.get(Calendar.MONTH);
  973. int fridayQuarter = DateUtils.getQuarter(calendar1.getTime());
  974. //2.判断当天所在周的最后一天是否跨月
  975. Calendar calendar2 = new GregorianCalendar();
  976. calendar2.setTime(date);
  977. calendar2.setFirstDayOfWeek(Calendar.FRIDAY);
  978. calendar2.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY);
  979. int thursdayYear = calendar2.get(Calendar.YEAR);
  980. int thursdayMonth = calendar2.get(Calendar.MONTH);
  981. int thursdayQuarter = DateUtils.getQuarter(calendar2.getTime());
  982. //如果本周第一天(周五)和当前天不在一个月内,说明周跨月了
  983. if (fridayMonth == originMonth && thursdayMonth == originMonth) {
  984. dateMap.put("year", originYear);
  985. //最后一个月是11,应该+1
  986. dateMap.put("month", originMonth + 1);
  987. dateMap.put("quarter", originQuarter);
  988. return dateMap;
  989. } else if (fridayYear < originYear || (fridayYear == originYear && fridayMonth < originMonth)) {
  990. //判断本周有几天在本月,如果是(5,6,7)则就是本月本季度
  991. //int lastDay = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
  992. calendar1.set(Calendar.DATE, calendar1.getActualMaximum(Calendar.DATE));
  993. int lastDateWeek = calendar1.get(Calendar.DAY_OF_WEEK);
  994. //判断如果本周所在上个月的最后一天是周五、周六、周日的话,说明本周归属于本月(周五是第一天);否则本周归属于上个季度
  995. if (lastDateWeek == 6 || lastDateWeek == 7 || lastDateWeek == 1) {
  996. dateMap.put("year", originYear);
  997. dateMap.put("month", originMonth + 1);
  998. dateMap.put("quarter", originQuarter);
  999. } else {
  1000. //判断如果本周属于上个月,判断是否跨年
  1001. if (originYear == fridayYear) {
  1002. dateMap.put("year", originYear);
  1003. dateMap.put("month", originMonth);
  1004. //判断是否跨季
  1005. if (originQuarter == fridayQuarter) {
  1006. dateMap.put("quarter", originQuarter);
  1007. } else {
  1008. dateMap.put("quarter", fridayQuarter);
  1009. }
  1010. } else {
  1011. //跨年的话说明这周上年的12月(第四季度)
  1012. dateMap.put("year", originYear - 1);
  1013. dateMap.put("month", 12); //??查看是11,还是12
  1014. dateMap.put("quarter", 4);
  1015. }
  1016. }
  1017. return dateMap;
  1018. } else if (originYear < thursdayYear || (originYear == thursdayYear && originMonth < thursdayMonth)) {
  1019. calendar2.set(Calendar.DATE, 1);
  1020. int firstDateWeek = calendar2.get(Calendar.DAY_OF_WEEK);
  1021. //如果跨月的第一天是周二周三周四的话说明这周不跨月,否在进入下个月(季度、年需要再判断)
  1022. if (firstDateWeek == 3 || firstDateWeek == 4 || firstDateWeek == 5) {
  1023. dateMap.put("year", originYear);
  1024. dateMap.put("month", originMonth + 1);
  1025. dateMap.put("quarter", originQuarter);
  1026. } else {
  1027. if (originYear == thursdayYear) {
  1028. dateMap.put("year", originYear);
  1029. dateMap.put("month", originMonth + 1 + 1);
  1030. //判断是否跨季
  1031. if (originQuarter == thursdayQuarter) {
  1032. dateMap.put("quarter", originQuarter);
  1033. } else {
  1034. dateMap.put("quarter", thursdayQuarter);
  1035. }
  1036. } else {
  1037. //跨年的话说明这周属于明年的1月(第一季度)
  1038. dateMap.put("year", originYear + 1);
  1039. dateMap.put("month", 1);
  1040. dateMap.put("quarter", 1);
  1041. }
  1042. }
  1043. return dateMap;
  1044. }
  1045. return dateMap;
  1046. }
  1047. /**
  1048. * 计算季度开始、结束时间
  1049. * 原则:周五为本周的第一天,下一周的周四为本周的最后一天
  1050. *
  1051. * @param year
  1052. * @param quarter
  1053. */
  1054. public static Map<String, String> quarterStartEndDate(int year, int quarter) {
  1055. Map<String, String> quarterStartEndDateMap = new HashMap<>();
  1056. Date startDate = null;
  1057. Date endDate = null;
  1058. int startMonth = 0;
  1059. int endMonth = 0;
  1060. if (quarter == 1) {
  1061. startMonth = 1;
  1062. endMonth = 3;
  1063. } else if (quarter == 2) {
  1064. startMonth = 4;
  1065. endMonth = 6;
  1066. } else if (quarter == 3) {
  1067. startMonth = 7;
  1068. endMonth = 9;
  1069. } else {
  1070. startMonth = 10;
  1071. endMonth = 12;
  1072. }
  1073. //判断季度第一天的时间(以周为单位,有可能是上个月,也有可能是本月的非1号)
  1074. Calendar calendar1 = new GregorianCalendar();
  1075. calendar1.set(Calendar.YEAR, year);
  1076. calendar1.set(Calendar.MONTH, startMonth - 1);
  1077. calendar1.set(Calendar.DATE, 1);
  1078. calendar1.setFirstDayOfWeek(Calendar.FRIDAY);
  1079. //如果季度第一个月的第一天是周二周三周四,那么这周应该归属于上个季度,否则这周(包括上个月的时间)归属于这个季度
  1080. int firstDateWeek = calendar1.get(Calendar.DAY_OF_WEEK);
  1081. if (firstDateWeek == 5 || firstDateWeek == 3 || firstDateWeek == 4) {
  1082. calendar1.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY);
  1083. startDate = DateUtils.addDay(calendar1.getTime(), 1);
  1084. } else {
  1085. calendar1.set(Calendar.DAY_OF_WEEK, Calendar.FRIDAY);
  1086. startDate = calendar1.getTime();
  1087. }
  1088. //判断季度最后一天的时间(以周为单位,有可能是下个月,也有可能是本月的非最后一天)
  1089. Calendar calendar2 = new GregorianCalendar();
  1090. calendar2.set(Calendar.YEAR, year);
  1091. calendar2.set(Calendar.MONTH, endMonth - 1);
  1092. calendar2.set(Calendar.DATE, 1);
  1093. calendar2.setFirstDayOfWeek(Calendar.FRIDAY);
  1094. //如果一个季度最后一个月最后一天是周五、周六、周日,则这个月最后一周属于下个季度
  1095. calendar2.set(Calendar.DATE, calendar2.getActualMaximum(Calendar.DATE));
  1096. int lastDateWeek = calendar2.get(Calendar.DAY_OF_WEEK);
  1097. if (lastDateWeek == 1 || lastDateWeek == 7 || lastDateWeek == 6) {
  1098. calendar2.set(Calendar.DAY_OF_WEEK, Calendar.FRIDAY);
  1099. endDate = DateUtils.addDay(calendar2.getTime(), -1);
  1100. } else {
  1101. calendar2.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY);
  1102. endDate = calendar2.getTime();
  1103. }
  1104. DateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  1105. quarterStartEndDateMap.put("startDate", sdf.format(startDate));
  1106. quarterStartEndDateMap.put("endDate", sdf.format(endDate));
  1107. return quarterStartEndDateMap;
  1108. }
  1109. /**
  1110. * 获取上个季度的年度和季度数
  1111. *
  1112. * @param date
  1113. * @return
  1114. */
  1115. public static Map<String, Integer> lastQuarter(Date date) {
  1116. Map<String, Integer> resultMap = new HashMap<>();
  1117. //获取当天所在
  1118. Map<String, Integer> yearQuarter = getYearQuarter(date);
  1119. Integer year = yearQuarter.get("year");
  1120. Integer quarter = yearQuarter.get("quarter");
  1121. Integer lastyear = 0;
  1122. Integer lastQuarter = 0;
  1123. if (quarter == 4 || quarter == 3 || quarter == 2) {
  1124. lastyear = year;
  1125. lastQuarter = quarter - 1;
  1126. } else {
  1127. lastyear = year - 1;
  1128. lastQuarter = 4;
  1129. }
  1130. resultMap.put("year", lastyear);
  1131. resultMap.put("quarter", lastQuarter);
  1132. return resultMap;
  1133. }
  1134. /***
  1135. * 两日期之间相差天数
  1136. * @param dateStart
  1137. * @param dateEnd
  1138. * @return
  1139. */
  1140. public static long getDiscrepantDays(String dateStart, String dateEnd) {
  1141. //设置转换的日期格式
  1142. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  1143. //结束时间
  1144. Date startDate = null;
  1145. Date endDate = null;
  1146. try {
  1147. //开始时间
  1148. startDate = sdf.parse(dateStart);
  1149. endDate = sdf.parse(dateEnd);
  1150. } catch (ParseException e) {
  1151. e.printStackTrace();
  1152. }
  1153. //得到相差的天数 betweenDate
  1154. return (endDate.getTime() - startDate.getTime()) / (60 * 60 * 24 * 1000);
  1155. }
  1156. /***
  1157. * 两个日期之间间隔的月数(不考虑日期的情况)
  1158. */
  1159. public static int calDiffMonth(Date start, Date end) {
  1160. GregorianCalendar startCalendar = new GregorianCalendar();
  1161. startCalendar.setTime(start);
  1162. GregorianCalendar endCalendar = new GregorianCalendar();
  1163. endCalendar.setTime(end);
  1164. int startYear = startCalendar.get(Calendar.YEAR);
  1165. int startMonth = startCalendar.get(Calendar.MONTH) + 1;
  1166. int endYear = endCalendar.get(Calendar.YEAR);
  1167. int endMonth = endCalendar.get(Calendar.MONTH) + 1;
  1168. return (endYear - startYear) * 12 + (endMonth - startMonth);
  1169. }
  1170. public static int getDaysOfMonth(int year, int month) {
  1171. Calendar calendar = Calendar.getInstance();
  1172. calendar.set(year, month - 1, 1);
  1173. return calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
  1174. }
  1175. public static int getFirstDateOfMonth(int year, int month) {
  1176. Calendar calendar = Calendar.getInstance();
  1177. calendar.set(year, month - 1, 1);
  1178. return calendar.getActualMinimum(Calendar.DAY_OF_MONTH);
  1179. }
  1180. /**
  1181. * 获取指定日期下个月的第一天
  1182. *
  1183. * @param dateStr
  1184. * @param format
  1185. * @return
  1186. */
  1187. public static Map<String, String> getMaxMinDaysOfAddMonth(String dateStr, String format, int addMonth) {
  1188. SimpleDateFormat sdf = new SimpleDateFormat(format);
  1189. Map<String, String> dateMap = new HashMap<>();
  1190. try {
  1191. Date date = sdf.parse(dateStr);
  1192. Calendar calendar = Calendar.getInstance();
  1193. calendar.setTime(date);
  1194. calendar.add(Calendar.MONTH, addMonth);
  1195. calendar.set(Calendar.DAY_OF_MONTH, 1);
  1196. dateMap.put("startDate", sdf.format(calendar.getTime()));
  1197. calendar.set(Calendar.DAY_OF_MONTH, calendar.getActualMaximum(Calendar.DATE));
  1198. dateMap.put("endDate", sdf.format(calendar.getTime()));
  1199. return dateMap;
  1200. } catch (ParseException e) {
  1201. e.printStackTrace();
  1202. }
  1203. return null;
  1204. }
  1205. public static int dateDiff(String start, String end) {
  1206. //设置转换的日期格式
  1207. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  1208. //开始时间
  1209. Date startDate = null;
  1210. Date endDate = null;
  1211. try {
  1212. startDate = sdf.parse(start);
  1213. endDate = sdf.parse(end);
  1214. } catch (ParseException e) {
  1215. e.printStackTrace();
  1216. }
  1217. //得到相差的天数 betweenDate
  1218. long betweenDate = (endDate.getTime() - startDate.getTime()) / (60 * 60 * 24 * 1000);
  1219. return (int) betweenDate;
  1220. }
  1221. /**
  1222. * 判断两个日期间隔是否大于半年
  1223. *
  1224. * @return
  1225. */
  1226. public static boolean isMoreSixMonth(String startDate, String endDate) throws ParseException {
  1227. Calendar c = Calendar.getInstance();
  1228. c.setTime(Objects.requireNonNull(parseDate(startDate, SystemDateConstant.yyyy_MM_dd)));
  1229. long time1 = c.getTimeInMillis();
  1230. c.setTime(Objects.requireNonNull(parseDate(endDate, SystemDateConstant.yyyy_MM_dd)));
  1231. long time2 = c.getTimeInMillis();
  1232. long betweenDays = (time2 - time1) / (1000 * 3600 * 24);
  1233. int day = Integer.parseInt(String.valueOf(betweenDays));
  1234. return day > 180;
  1235. }
  1236. public static List<Date> findDates(Date dBegin, Date dEnd) {
  1237. List<Date> lDate = new ArrayList<>();
  1238. lDate.add(dBegin);
  1239. Calendar calBegin = Calendar.getInstance();
  1240. // 使用给定的 Date 设置此 Calendar 的时间
  1241. calBegin.setTime(dBegin);
  1242. Calendar calEnd = Calendar.getInstance();
  1243. // 使用给定的 Date 设置此 Calendar 的时间
  1244. calEnd.setTime(dEnd);
  1245. // 测试此日期是否在指定日期之后
  1246. while (dEnd.after(calBegin.getTime())) {
  1247. // 根据日历的规则,为给定的日历字段添加或减去指定的时间量
  1248. calBegin.add(Calendar.DAY_OF_MONTH, 1);
  1249. lDate.add(calBegin.getTime());
  1250. }
  1251. return lDate;
  1252. }
  1253. }