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package com.docus.server.collect.web.utils;
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import lombok.extern.slf4j.Slf4j;
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import java.sql.Timestamp;
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import java.text.ParseException;
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import java.text.ParsePosition;
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import java.text.SimpleDateFormat;
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import java.time.format.DateTimeFormatter;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* 日期工具类
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* @Author zengdl
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*/
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@Slf4j
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public class DateUtils {
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/** 缺省日期格式 */
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public static final String DEFAULT_DATE_FORMAT = "yyyy-MM-dd";
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/** 缺省时间格式 */
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public static final String DEFAULT_TIME_FORMAT = "HH:mm:ss";
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/** 缺省月格式 */
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public static final String DEFAULT_MONTH = "MONTH";
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/** 缺省年格式 */
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public static final String DEFAULT_YEAR = "YEAR";
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/** 缺省日格式 */
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public static final String DEFAULT_DATE = "DAY";
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/** 缺省小时格式 */
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public static final String DEFAULT_HOUR = "HOUR";
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/** 缺省分钟格式 */
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public static final String DEFAULT_MINUTE = "MINUTE";
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/** 缺省秒格式 */
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public static final String DEFAULT_SECOND = "SECOND";
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/** 缺省长日期格式 */
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public static final String DEFAULT_DATETIME_FORMAT = "yyyy-MM-dd HH-mm";
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/** 缺省长日期格式,精确到秒 */
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public static final String DEFAULT_DATETIME_FORMAT_SEC = "yyyy-MM-dd HH:mm:ss";
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/** 星期数组 */
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private static final String[] WEEKS = { "星期日", "星期一", "星期二", "星期三", "星期四",
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"星期五", "星期六" };
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/**
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* 取当前日期的字符串表示
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*
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* @return 当前日期的字符串 ,如2010-05-28
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**/
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public static String today() {
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return today(DEFAULT_DATE_FORMAT);
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}
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/**
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* 根据输入的格式得到当前日期的字符串
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*
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* @param strFormat
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* 日期格式
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* @return
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*/
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public static String today(String strFormat) {
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return toString(new Date(), strFormat);
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}
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/**
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* 获取当前时间到指定时刻前的毫秒数
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* @param hour 指定时刻的小时
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* @param min 指定时刻的分钟
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* @param sec 指定时刻的秒
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* @param mill 指定时刻的毫秒
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* @return
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*/
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public static long getMillsecBeforeMoment(int hour,int min,int sec,int mill){
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return getMillisecBetweenDate(new Date(),getMoment(hour,min,sec,mill));
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}
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/**
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* 获取当天的某一时刻Date
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* @param hour 24小时
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* @param min 分钟
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* @param sec 秒
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* @param mill 毫秒
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* @return
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*/
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public static Date getMoment(int hour,int min,int sec,int mill){
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(new Date());
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calendar.set(Calendar.HOUR_OF_DAY,hour);
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calendar.set(Calendar.MINUTE,min);
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calendar.set(Calendar.SECOND,sec);
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calendar.set(Calendar.MILLISECOND,mill);
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return calendar.getTime();
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}
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/**
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* 获取两个日期之间的毫秒数
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* @param before
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* @param after
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* @return
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*/
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public static long getMillisecBetweenDate(Date before, Date after){
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long beforeTime = before.getTime();
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long afterTime = after.getTime();
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return afterTime - beforeTime;
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}
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/**
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* 将短时间格式字符串转换为时间 yyyy-MM-dd
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*
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* @param strDate
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* @return
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*/
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public static Date strToDate(String strDate) {
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SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
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ParsePosition pos = new ParsePosition(0);
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Date strtodate = formatter.parse(strDate, pos);
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return strtodate;
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}
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/**
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* 取当前时间的字符串表示,
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*
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* @return 当前时间,如:21:10:12
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**/
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public static String currentTime() {
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return currentTime(DEFAULT_TIME_FORMAT);
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}
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/**
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* 根据输入的格式获取时间的字符串表示 'hh:mm:ss'
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*
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* @return 当前时间,如:21:10:12
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**/
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public static String currentTime(String strFormat) {
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return toString(new Date(), strFormat);
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}
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/**
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* 取得相对于当前时间增加天数/月数/年数后的日期 <br>
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* 欲取得当前日期5天前的日期,可做如下调用:<br>
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* getAddDay("DATE", -5).
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*
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* @param field
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* ,段,如"year","month","date",对大小写不敏感
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* @param amount
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* ,增加的数量(减少用负数表示),如5,-1
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* @return 格式化后的字符串 如"2010-05-28"
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* @throws ParseException
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**/
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public static String getAddDay(String field, int amount)
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throws ParseException {
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return getAddDay(field, amount, null);
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}
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/**
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* 取得相对于当前时间增加天数/月数/年数后的日期,按指定格式输出
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*
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* 欲取得当前日期5天前的日期,可做如下调用:<br>
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* getAddDay("DATE", -5,'yyyy-mm-dd hh:mm').
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*
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* @param field
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* ,段,如"year","month","date",对大小写不敏感
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* @param amount
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* ,增加的数量(减少用负数表示),如5,-1
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* @param strFormat
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* ,输出格式,如"yyyy-mm-dd","yyyy-mm-dd hh:mm"
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* @return 格式化后的字符串 如"2010-05-28"
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* @throws ParseException
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**/
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public static String getAddDay(String field, int amount, String strFormat)
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throws ParseException {
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return getAddDay(null, field, amount, strFormat);
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}
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/**
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* 功能：对于给定的时间增加天数/月数/年数后的日期,按指定格式输出
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*
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* @param date
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* String 要改变的日期
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* @param field
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* int 日期改变的字段，YEAR,MONTH,DAY
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* @param amount
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* int 改变量
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* @param strFormat
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* 日期返回格式
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* @return
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* @throws ParseException
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*/
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public static String getAddDay(String date, String field, int amount,
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String strFormat) throws ParseException {
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if (strFormat == null) {
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strFormat = DEFAULT_DATETIME_FORMAT_SEC;
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}
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Calendar rightNow = Calendar.getInstance();
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if (date != null && !"".equals(date.trim())) {
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rightNow.setTime(parseDate(date, strFormat));
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}
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if (field == null) {
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return toString(rightNow.getTime(), strFormat);
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}
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rightNow.add(getInterval(field), amount);
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return toString(rightNow.getTime(), strFormat);
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}
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/**
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* 获取时间间隔类型
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*
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* @param field
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* 时间间隔类型
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* @return 日历的时间间隔
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*/
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protected static int getInterval(String field) {
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String tmpField = field.toUpperCase();
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if (tmpField.equals(DEFAULT_YEAR)) {
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return Calendar.YEAR;
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} else if (tmpField.equals(DEFAULT_MONTH)) {
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return Calendar.MONTH;
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} else if (tmpField.equals(DEFAULT_DATE)) {
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return Calendar.DATE;
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} else if (DEFAULT_HOUR.equals(tmpField)) {
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return Calendar.HOUR;
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} else if (DEFAULT_MINUTE.equals(tmpField)) {
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return Calendar.MINUTE;
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} else {
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return Calendar.SECOND;
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}
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}
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/**
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* 获取格式化对象
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*
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* @param strFormat
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* 格式化的格式 如"yyyy-MM-dd"
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* @return 格式化对象
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*/
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public static SimpleDateFormat getSimpleDateFormat(String strFormat) {
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if (strFormat != null && !"".equals(strFormat.trim())) {
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return new SimpleDateFormat(strFormat);
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} else {
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return new SimpleDateFormat();
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}
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}
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/**
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* 得到当前日期的星期数
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*
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* @return 当前日期的星期的字符串
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* @throws ParseException
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*/
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public static String getWeekOfMonth() throws ParseException {
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return getWeekOfMonth(null, null);
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}
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/**
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* 根据日期的到给定日期的在当月中的星期数
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*
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* @param date
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* 给定日期
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* @return
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* @throws ParseException
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*/
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public static String getWeekOfMonth(String date, String fromat)
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throws ParseException {
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Calendar rightNow = Calendar.getInstance();
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if (date != null && !"".equals(date.trim())) {
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rightNow.setTime(parseDate(date, fromat));
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}
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return WEEKS[rightNow.get(Calendar.WEEK_OF_MONTH)];
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}
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/**
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* 将java.util.date型按照指定格式转为字符串
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*
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* @param date
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* 源对象
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* @param format
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* 想得到的格式字符串
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* @return 如：2010-05-28
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*/
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public static String toString(Date date, String format) {
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return getSimpleDateFormat(format).format(date);
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}
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/**
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* 将java.util.date型按照缺省格式转为字符串
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*
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* @param date
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* 源对象
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* @return 如：2010-05-28
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*/
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public static String toString(Date date) {
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return toString(date, DEFAULT_DATE_FORMAT);
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}
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/**
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* 强制类型转换 从串到日期
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*
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* @param strDate
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* 源字符串，采用yyyy-MM-dd格式
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* @param format
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* ps
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* @return 得到的日期对象
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* @throws ParseException
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*/
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public static Date parseDate(String strDate, String format)
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throws ParseException {
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return getSimpleDateFormat(format).parse(strDate);
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}
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/***
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* 根据传入的毫秒数和格式，对日期进行格式化输出
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*
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* @version 2011-7-12
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* @param millisecond
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* @param format
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|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static String millisecondFormat(Long millisecond, String format) {
|
|
|
|
|
if (millisecond == null || millisecond <= 0) {
|
|
|
|
|
throw new IllegalArgumentException(String.format("传入的时间毫秒数[%s]不合法",
|
|
|
|
|
"" + millisecond));
|
|
|
|
|
}
|
|
|
|
|
if (format == null || "".equals(format.trim())) {
|
|
|
|
|
format = DEFAULT_DATE_FORMAT;
|
|
|
|
|
}
|
|
|
|
|
return toString(new Date(millisecond), format);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 强制类型转换 从串到时间戳
|
|
|
|
|
*
|
|
|
|
|
* @param strDate
|
|
|
|
|
* 源串
|
|
|
|
|
* @param format
|
|
|
|
|
* 遵循格式
|
|
|
|
|
* @return 取得的时间戳对象
|
|
|
|
|
* @throws ParseException
|
|
|
|
|
*/
|
|
|
|
|
public static Timestamp parseTimestamp(String strDate, String format)
|
|
|
|
|
throws ParseException {
|
|
|
|
|
Date utildate = getSimpleDateFormat(format).parse(strDate);
|
|
|
|
|
return new Timestamp(utildate.getTime());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* getCurDate 取当前日期
|
|
|
|
|
*
|
|
|
|
|
* @return java.util.Date型日期
|
|
|
|
|
**/
|
|
|
|
|
public static Date getCurDate() {
|
|
|
|
|
return (new Date());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* getCurTimestamp 取当前时间戳
|
|
|
|
|
*
|
|
|
|
|
* @return java.sql.Timestamp
|
|
|
|
|
**/
|
|
|
|
|
public static Timestamp getCurTimestamp() {
|
|
|
|
|
return new Timestamp(System.currentTimeMillis());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* getCurTimestamp 取遵循格式的当前时间
|
|
|
|
|
*
|
|
|
|
|
* @param format
|
|
|
|
|
* 遵循格式
|
|
|
|
|
* @return java.sql.Timestamp
|
|
|
|
|
**/
|
|
|
|
|
public static Date getCurDate(String format) throws Exception {
|
|
|
|
|
return getSimpleDateFormat(format).parse(toString(new Date(), format));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Timestamp按照指定格式转为字符串
|
|
|
|
|
*
|
|
|
|
|
* @param timestamp
|
|
|
|
|
* 源对象
|
|
|
|
|
* @param format
|
|
|
|
|
* ps（如yyyy.mm.dd）
|
|
|
|
|
* @return 如：2010-05-28 或2010-05-281 13:21
|
|
|
|
|
*/
|
|
|
|
|
public static String toString(Timestamp timestamp, String format) {
|
|
|
|
|
if (timestamp == null) {
|
|
|
|
|
return "";
|
|
|
|
|
}
|
|
|
|
|
return toString(new Date(timestamp.getTime()), format);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Timestamp按照缺省格式转为字符串
|
|
|
|
|
*
|
|
|
|
|
* @param ts
|
|
|
|
|
* 源对象
|
|
|
|
|
* @return 如：2010-05-28
|
|
|
|
|
*/
|
|
|
|
|
public static String toString(Timestamp ts) {
|
|
|
|
|
return toString(ts, DEFAULT_DATE_FORMAT);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Timestamp按照缺省格式转为字符串，可指定是否使用长格式
|
|
|
|
|
*
|
|
|
|
|
* @param timestamp
|
|
|
|
|
* 欲转化之变量Timestamp
|
|
|
|
|
* @param fullFormat
|
|
|
|
|
* 是否使用长格式
|
|
|
|
|
* @return 如：2010-05-28 或2010-05-28 21:21
|
|
|
|
|
*/
|
|
|
|
|
public static String toString(Timestamp timestamp, boolean fullFormat) {
|
|
|
|
|
if (fullFormat) {
|
|
|
|
|
return toString(timestamp, DEFAULT_DATETIME_FORMAT_SEC);
|
|
|
|
|
} else {
|
|
|
|
|
return toString(timestamp, DEFAULT_DATE_FORMAT);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 将sqldate型按照指定格式转为字符串
|
|
|
|
|
*
|
|
|
|
|
* @param sqldate
|
|
|
|
|
* 源对象
|
|
|
|
|
* @param sFormat
|
|
|
|
|
* ps
|
|
|
|
|
* @return 如：2010-05-28 或2010-05-28 00:00
|
|
|
|
|
*/
|
|
|
|
|
public static String toString(java.sql.Date sqldate, String sFormat) {
|
|
|
|
|
if (sqldate == null) {
|
|
|
|
|
return "";
|
|
|
|
|
}
|
|
|
|
|
return toString(new Date(sqldate.getTime()), sFormat);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 将sqldate型按照缺省格式转为字符串
|
|
|
|
|
*
|
|
|
|
|
* @param sqldate
|
|
|
|
|
* 源对象
|
|
|
|
|
* @return 如：2010-05-28
|
|
|
|
|
*/
|
|
|
|
|
public static String toString(java.sql.Date sqldate) {
|
|
|
|
|
return toString(sqldate, DEFAULT_DATE_FORMAT);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 计算日期时间之间的差值， date1得时间必须大于date2的时间
|
|
|
|
|
*
|
|
|
|
|
* @version 2011-7-12
|
|
|
|
|
* @param date1
|
|
|
|
|
* @param date2
|
|
|
|
|
* @return {@link Map} Map的键分别为, day(天),
|
|
|
|
|
* hour(小时),minute(分钟)和second(秒)。
|
|
|
|
|
*/
|
|
|
|
|
public static Map<String, Long> timeDifference(final Date date1,
|
|
|
|
|
final Date date2) {
|
|
|
|
|
if (date1 == null || date2 == null) {
|
|
|
|
|
throw new NullPointerException("date1 and date2 can't null");
|
|
|
|
|
}
|
|
|
|
|
long mim1 = date1.getTime();
|
|
|
|
|
long mim2 = date2.getTime();
|
|
|
|
|
if (mim1 < mim2) {
|
|
|
|
|
throw new IllegalArgumentException(String.format(
|
|
|
|
|
"date1[%s] not be less than date2[%s].", mim1 + "", mim2
|
|
|
|
|
+ ""));
|
|
|
|
|
}
|
|
|
|
|
long m = (mim1 - mim2 + 1) / 1000L;
|
|
|
|
|
long mday = 24L * 3600L;
|
|
|
|
|
final Map<String, Long> map = new HashMap<String, Long>(16);
|
|
|
|
|
map.put("day", m / mday);
|
|
|
|
|
m = m % mday;
|
|
|
|
|
map.put("hour", (m) / 3600);
|
|
|
|
|
map.put("minute", (m % 3600) / 60);
|
|
|
|
|
map.put("second", (m % 3600 % 60));
|
|
|
|
|
return map;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public static Map<String, Integer> compareTo(final Date date1,
|
|
|
|
|
final Date date2) {
|
|
|
|
|
if (date1 == null || date2 == null) {
|
|
|
|
|
return null;
|
|
|
|
|
}
|
|
|
|
|
long time1 = date1.getTime();
|
|
|
|
|
long time2 = date2.getTime();
|
|
|
|
|
long time = Math.max(time1, time2) - Math.min(time1, time2);
|
|
|
|
|
Calendar calendar = Calendar.getInstance();
|
|
|
|
|
calendar.setTimeInMillis(time);
|
|
|
|
|
Map<String, Integer> map = new HashMap<String, Integer>(16);
|
|
|
|
|
map.put("year", (calendar.get(Calendar.YEAR) - 1970) > 0 ? (calendar
|
|
|
|
|
.get(Calendar.YEAR) - 1970) : 0);
|
|
|
|
|
map.put("month", (calendar.get(Calendar.MONTH) - 1) > 0 ? (calendar
|
|
|
|
|
.get(Calendar.MONTH) - 1) : 0);
|
|
|
|
|
map.put("day",
|
|
|
|
|
(calendar.get(Calendar.DAY_OF_MONTH) - 1) > 0 ? (calendar
|
|
|
|
|
.get(Calendar.DAY_OF_MONTH) - 1) : 0);
|
|
|
|
|
map.put("hour",
|
|
|
|
|
(calendar.get(Calendar.HOUR_OF_DAY) - 8) > 0 ? (calendar
|
|
|
|
|
.get(Calendar.HOUR_OF_DAY) - 8) : 0);
|
|
|
|
|
map.put("minute", calendar.get(Calendar.MINUTE) > 0 ? calendar
|
|
|
|
|
.get(Calendar.MINUTE) : 0);
|
|
|
|
|
map.put("second", calendar.get(Calendar.SECOND) > 0 ? calendar
|
|
|
|
|
.get(Calendar.SECOND) : 0);
|
|
|
|
|
return map;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public static Timestamp stringOrtimestamp(String reStr){
|
|
|
|
|
Timestamp ts = new Timestamp(System.currentTimeMillis());
|
|
|
|
|
try {
|
|
|
|
|
ts = Timestamp.valueOf(reStr+" 00:00:00");
|
|
|
|
|
} catch (Exception e) {
|
|
|
|
|
log.error(e.getMessage());
|
|
|
|
|
}
|
|
|
|
|
return ts;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 根据传入月份查询
|
|
|
|
|
* @param length
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static List<String> getAllYear(int length) {
|
|
|
|
|
List<String> list = new ArrayList<>();
|
|
|
|
|
|
|
|
|
|
String[] months = new String[length];
|
|
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
|
|
|
|
|
|
|
cal.set(Calendar.MONTH, cal.get(Calendar.MONTH));
|
|
|
|
|
// 加一行代码,否则3月重复
|
|
|
|
|
cal.set(Calendar.DATE,1);
|
|
|
|
|
for (int i = 0; i < length; i++) {
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "-" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
cal.set(Calendar.MONTH, cal.get(Calendar.MONTH) - 1);
|
|
|
|
|
}
|
|
|
|
|
for (int i = 0; i < months.length; i++) {
|
|
|
|
|
list.add(months[i]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return list;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 根据传入月份查询
|
|
|
|
|
* 从某月开始后退
|
|
|
|
|
* @param length
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static List<String> getAllYear(int length,String str,String split) {
|
|
|
|
|
List<String> list = new ArrayList<>();
|
|
|
|
|
String[] months = new String[length];
|
|
|
|
|
|
|
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
|
|
if(split.equals("-")) {
|
|
|
|
|
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
|
|
|
|
|
Date date = null;
|
|
|
|
|
try {
|
|
|
|
|
date = sdf.parse(str);
|
|
|
|
|
} catch (ParseException e) {
|
|
|
|
|
log.error(e.getMessage());
|
|
|
|
|
}
|
|
|
|
|
cal.setTime(date);
|
|
|
|
|
}else{
|
|
|
|
|
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMM");
|
|
|
|
|
Date date = null;
|
|
|
|
|
try {
|
|
|
|
|
date = sdf.parse(str);
|
|
|
|
|
} catch (ParseException e) {
|
|
|
|
|
log.error(e.getMessage());
|
|
|
|
|
}
|
|
|
|
|
cal.setTime(date);
|
|
|
|
|
}
|
|
|
|
|
// 加一行代码,否则3月重复
|
|
|
|
|
cal.set(Calendar.DATE,1);
|
|
|
|
|
for (int i = 0; i < length; i++) {
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "-" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
|
|
|
|
|
if(split.equals("+")){
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
}
|
|
|
|
|
if((cal.get(Calendar.MONTH) + 1 < 10)){
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "0" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
|
|
|
|
|
if(split.equals("-")){
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "-0" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
cal.set(Calendar.MONTH, cal.get(Calendar.MONTH) - 1);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (int i = 0; i < months.length; i++) {
|
|
|
|
|
list.add(months[i]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return list;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 根据传入长度查询更精确月份时间
|
|
|
|
|
* @param length 从str时间后退几个月
|
|
|
|
|
* @param str 从哪个月份开始
|
|
|
|
|
* @param splt 如果格式为 2019-01-01 则传入 - 否则传入 +
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static List<String> getAllYearPrecision(int length,String str,String splt) {
|
|
|
|
|
List<String> list = new ArrayList<>();
|
|
|
|
|
//如果str不为空,就处理
|
|
|
|
|
int year = 0;
|
|
|
|
|
int month = 0;
|
|
|
|
|
|
|
|
|
|
String[] months = new String[length];
|
|
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
|
|
|
|
|
|
|
cal.set(Calendar.MONTH, cal.get(Calendar.MONTH));
|
|
|
|
|
|
|
|
|
|
if(str!=null&&!"".equals(str)){
|
|
|
|
|
if(splt.equals("-")){
|
|
|
|
|
String split[] = str.split(splt);
|
|
|
|
|
year = Integer.parseInt(split[1]);
|
|
|
|
|
month = Integer.parseInt(split[0]);
|
|
|
|
|
} else if(splt.equals("+")){
|
|
|
|
|
year = Integer.parseInt(str.substring(0,4));
|
|
|
|
|
month = Integer.parseInt(str.substring(4,6));
|
|
|
|
|
}
|
|
|
|
|
cal.set(Calendar.YEAR,year);
|
|
|
|
|
cal.set(Calendar.MONTH,month);
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
// 加一行代码,否则3月重复
|
|
|
|
|
cal.set(Calendar.DATE,1);
|
|
|
|
|
for (int i = 0; i < length; i++) {
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
if((cal.get(Calendar.MONTH) + 1 < 10)){
|
|
|
|
|
months[length - i - 1] = cal.get(Calendar.YEAR) + "0" + (cal.get(Calendar.MONTH) + 1);
|
|
|
|
|
}
|
|
|
|
|
cal.set(Calendar.MONTH, cal.get(Calendar.MONTH) - 1);
|
|
|
|
|
}
|
|
|
|
|
for (int i = 0; i < months.length; i++) {
|
|
|
|
|
list.add(months[i]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return list;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public static void main(String[] args) {
|
|
|
|
|
List<String> list = getAllYear(3,"201901","+");
|
|
|
|
|
|
|
|
|
|
for (String str : list) {
|
|
|
|
|
String[] split = str.split("-");
|
|
|
|
|
System.out.println(split[1]);
|
|
|
|
|
}
|
|
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|
|
System.out.println(getAllYear(3,"201901","+"));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 获取今年12个月数据
|
|
|
|
|
* @param year
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static List<String> getYearMonth(int year) {
|
|
|
|
|
List<String> list = new ArrayList<>();
|
|
|
|
|
for (int i = 1; i < 13; i++) {
|
|
|
|
|
list.add(year+"-"+i);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return list;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 传入年份月份,获取时间
|
|
|
|
|
* @param year
|
|
|
|
|
* @param month
|
|
|
|
|
* @param value 需要减少的月份
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static String getCal(int year,int month,int day,int value) {
|
|
|
|
|
Calendar calendar = Calendar.getInstance();
|
|
|
|
|
SimpleDateFormat sdf = new SimpleDateFormat(DEFAULT_DATE_FORMAT);
|
|
|
|
|
calendar.set(Calendar.MONTH, month-12);//当前时间前去一个月，即一个月前的时间
|
|
|
|
|
calendar.set(Calendar.DAY_OF_MONTH, day);//当前时间前去一个月，即一个月前的时间
|
|
|
|
|
return sdf.format(calendar.getTime());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 传入时间得到12个月前数据
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static String getCal(Date date,int value) {
|
|
|
|
|
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
|
|
|
|
|
Calendar calendar = Calendar.getInstance();
|
|
|
|
|
calendar.setTime(date);
|
|
|
|
|
calendar.add(Calendar.MONTH, -value);//当前时间前去一个月，即一个月前的时间
|
|
|
|
|
return sdf.format(calendar.getTime());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public static Date stringToDate(String dstr,String format){
|
|
|
|
|
SimpleDateFormat sdf=new SimpleDateFormat(format);//小写的mm表示的是分钟
|
|
|
|
|
//String转date
|
|
|
|
|
Date date = null;
|
|
|
|
|
try {
|
|
|
|
|
date = sdf.parse(dstr);
|
|
|
|
|
} catch (ParseException e) {
|
|
|
|
|
log.error(e.getMessage());
|
|
|
|
|
}
|
|
|
|
|
//Date转String
|
|
|
|
|
// String date = formatter.format(new Date());
|
|
|
|
|
return date;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 字符数据格式化(暂只支持到年月日)
|
|
|
|
|
* 且格式必须 如: 2019-09-09
|
|
|
|
|
* @param dstr
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static String stringFormat(String dstr){
|
|
|
|
|
return dstr.replaceAll("-","");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 传入开始结束时间得到所有时间参数
|
|
|
|
|
* @param date1
|
|
|
|
|
* @param date2
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static List<String> getYear(Date date1,Date date2){
|
|
|
|
|
List<String> list = new ArrayList<>();
|
|
|
|
|
|
|
|
|
|
Calendar calendar=new GregorianCalendar();
|
|
|
|
|
calendar.setTime(date1);
|
|
|
|
|
|
|
|
|
|
Calendar scalendar=new GregorianCalendar();
|
|
|
|
|
scalendar.setTime(date2);
|
|
|
|
|
int year1=calendar.get(Calendar.YEAR);
|
|
|
|
|
int year2=scalendar.get(Calendar.YEAR);
|
|
|
|
|
|
|
|
|
|
for(int i= year2;i<=year1;i++){
|
|
|
|
|
list.add(i+"");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return list;
|
|
|
|
|
}
|
|
|
|
|
/**
|
|
|
|
|
* 月份计算 date1必须大于date2
|
|
|
|
|
* @param date1
|
|
|
|
|
* @param date2
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static int getmonth(Date date1,Date date2){
|
|
|
|
|
Calendar calendar=new GregorianCalendar();
|
|
|
|
|
calendar.setTime(date1);
|
|
|
|
|
|
|
|
|
|
Calendar scalendar=new GregorianCalendar();
|
|
|
|
|
scalendar.setTime(date2);
|
|
|
|
|
int year1=calendar.get(Calendar.YEAR);
|
|
|
|
|
int year2=scalendar.get(Calendar.YEAR);
|
|
|
|
|
int month1=calendar.get(Calendar.MONTH);
|
|
|
|
|
int month2=scalendar.get(Calendar.MONTH);
|
|
|
|
|
|
|
|
|
|
return coundM(year1,year2,month1,month2);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 月份计算 date1必须大于date2
|
|
|
|
|
* @param date1
|
|
|
|
|
* @param date2
|
|
|
|
|
* @splt 如果是201901格式的数据传入 +号 如果是2019-02格式数据传入 - 号
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static int getmonth(String date1,String date2,String splt){
|
|
|
|
|
int year1= 0;
|
|
|
|
|
int year2= 0;
|
|
|
|
|
int month1= 0;
|
|
|
|
|
int month2= 0;
|
|
|
|
|
if(splt.equals("-")){
|
|
|
|
|
String dateStr1[] = date1.split("-");
|
|
|
|
|
String dateStr2[] = date2.split("-");
|
|
|
|
|
year1= Integer.parseInt(dateStr1[0]);
|
|
|
|
|
year2= Integer.parseInt(dateStr2[0]);
|
|
|
|
|
month1= Integer.parseInt(dateStr1[1]);
|
|
|
|
|
month2= Integer.parseInt(dateStr2[1]);
|
|
|
|
|
} else if(splt.equals("+")){
|
|
|
|
|
year1 = Integer.parseInt(date1.substring(0,4));
|
|
|
|
|
year2 = Integer.parseInt(date2.substring(0,4));
|
|
|
|
|
month1 = Integer.parseInt(date1.substring(4,6));
|
|
|
|
|
month2 = Integer.parseInt(date2.substring(4,6));
|
|
|
|
|
}
|
|
|
|
|
return coundM(year1,year2,month1,month2);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 该方法经过特殊处理 1 - 12 月 = 12 月 算头算尾
|
|
|
|
|
* @param year1
|
|
|
|
|
* @param year2
|
|
|
|
|
* @param month1
|
|
|
|
|
* @param month2
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static int coundM(int year1, int year2, int month1, int month2){
|
|
|
|
|
int count = 0;
|
|
|
|
|
|
|
|
|
|
if(year1==year2&&month1>month2){
|
|
|
|
|
count= month1-(month2-1);
|
|
|
|
|
}
|
|
|
|
|
else if(year1==year2&&month1<month2){
|
|
|
|
|
count= month2-month1;
|
|
|
|
|
}
|
|
|
|
|
else if(year1 >year2&&month1>month2){
|
|
|
|
|
|
|
|
|
|
count= (year1-year2)*12+(month1-month2)+1;
|
|
|
|
|
}
|
|
|
|
|
else if(year1>year2&&month1<month2){
|
|
|
|
|
//应业务需求改为 -1
|
|
|
|
|
//count = (year1-year2) * 12 - (month2-month1) -1;
|
|
|
|
|
// count= year1-(year2+1)+(13-month2)+month1;
|
|
|
|
|
count= (year1-year2)*12+month1-month2+1;
|
|
|
|
|
}
|
|
|
|
|
else if(year1<year2&&month1 >month2){
|
|
|
|
|
count=(year2-year1 )*12+month1-month2;
|
|
|
|
|
}
|
|
|
|
|
else if(year1<year2&&month1<month2){
|
|
|
|
|
count= (year2-year1)*12+month2-month1;
|
|
|
|
|
}
|
|
|
|
|
else if(year1>year2&&month1==month2){
|
|
|
|
|
count= (year1-year2)*12 +1;
|
|
|
|
|
}
|
|
|
|
|
else if(year1==year2&&month1==month2){
|
|
|
|
|
count= 1;
|
|
|
|
|
}
|
|
|
|
|
return count;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* 传入开始时间和月份计算结束时间
|
|
|
|
|
* @param beginTime
|
|
|
|
|
* @param month
|
|
|
|
|
* @return
|
|
|
|
|
*/
|
|
|
|
|
public static String dataStriing(String beginTime,Integer month){
|
|
|
|
|
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");//格式化输出日期
|
|
|
|
|
Date dt = null;
|
|
|
|
|
try {
|
|
|
|
|
dt = sdf.parse(beginTime);
|
|
|
|
|
} catch (ParseException e) {
|
|
|
|
|
log.error(e.getMessage());
|
|
|
|
|
}
|
|
|
|
|
Calendar rightNow = Calendar.getInstance();
|
|
|
|
|
rightNow.setTime(dt);
|
|
|
|
|
rightNow.add(Calendar.MONTH, month);//日期加月份
|
|
|
|
|
Date dt1 = rightNow.getTime();
|
|
|
|
|
String reStr = sdf.format(dt1);
|
|
|
|
|
return reStr;
|
|
|
|
|
}
|
|
|
|
|
private static final DateTimeFormatter dtf=DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
|
|
|
|
|
|
|
|
|
|
public static boolean verifyDateTime(String dateTime) {
|
|
|
|
|
try {
|
|
|
|
|
dtf.parse(dateTime);
|
|
|
|
|
return true;
|
|
|
|
|
}catch (Exception ex){
|
|
|
|
|
log.error(ex.getMessage(),ex);
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
linrf
2 years ago