489 lines
14 KiB
Plaintext
489 lines
14 KiB
Plaintext
package com.nationalelectric.greenH5.utils;
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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.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.List;
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public class DateUtil
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{
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public static final String Y_M_DH_MI_S="yyyy-MM-dd HH:mm:ss";
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public static final String Y_M_D="yyyy-MM-dd";
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public static final String YMD_ZH="yyyy年MM月dd日";
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public static final String YMDH_ZH="yyyy年MM月dd日HH时";
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public static final String MD_ZH="MM月dd日";
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public static final String MDH_ZH="MM月dd日HH时";
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public static final String MDHM_ZH="MM月dd日HH时mm分";
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public static final String DHS_ZH="dd日HH时ss分";
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public static final String Y_M_D_H="yyyy-MM-dd HH";
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public static final String Y_M_D_H_MI="yyyy-MM-dd HH:mm";
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public static final String YMDH="yyyyMMddHH";
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public static final String YMD="yyyyMMdd";
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public static final SimpleDateFormat FORMAT_Y_M_DH_MI_S=new SimpleDateFormat(Y_M_DH_MI_S);
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public static final SimpleDateFormat FORMAT_Y_M_D = new SimpleDateFormat(Y_M_D);
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public static final SimpleDateFormat FORMAT_YMD_ZH = new SimpleDateFormat(YMD_ZH);
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public static final SimpleDateFormat FORMAT_MD_ZH = new SimpleDateFormat(MD_ZH);
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public static final SimpleDateFormat FORMAT_MDH_ZH = new SimpleDateFormat(MDH_ZH);
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public static final SimpleDateFormat FORMAT_MDHM_ZH = new SimpleDateFormat(MDHM_ZH);
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public static final SimpleDateFormat FORMAT_DHS_ZH = new SimpleDateFormat(DHS_ZH);
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public static final SimpleDateFormat FORMAT_Y_M_D_H=new SimpleDateFormat(Y_M_D_H);
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public static final SimpleDateFormat FORMAT_Y_M_D_H_MI=new SimpleDateFormat(Y_M_D_H_MI);
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public static final SimpleDateFormat FORMAT_YMDH = new SimpleDateFormat(YMDH);
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public static final SimpleDateFormat FORMAT_YMD = new SimpleDateFormat(YMD);
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public static String now()
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{
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return FORMAT_Y_M_DH_MI_S.format(new Date());
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}
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public static String now(SimpleDateFormat format)
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{
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return format.format(new Date());
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}
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/**
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* 将长时间格式字符串转换为时间 yyyy-MM-dd HH:mm:ss
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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 strToDateLong(String strDate,String format) {
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SimpleDateFormat formatter = new SimpleDateFormat(format);
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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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public static String dateToStr(java.util.Date dateDate,String format) {
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SimpleDateFormat formatter = new SimpleDateFormat(format);
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String dateString = formatter.format(dateDate);
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return dateString;
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}
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/**
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* 获取昨天日期
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* @return YYYY-MM-DD
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*/
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public static String yesterday()
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{
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return getDateByDaysAndYeas(FORMAT_Y_M_D.format(new Date()),-1,0,FORMAT_Y_M_D);
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}
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/**
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* 获取明天日期
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* @return YYYY-MM-DD
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*/
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public static String tomorrowDay()
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{
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return getDateByDaysAndYeas(FORMAT_Y_M_D.format(new Date()),1,0,FORMAT_Y_M_D);
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}
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/**
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* 获取昨天日期
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* @return YYYY-MM-DD
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*/
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public static String yesterday(SimpleDateFormat format)
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{
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return getDateByDaysAndYeas(format.format(new Date()),1,0,format);
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}
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/**
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* 获取第二天日期
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* @return YYYY-MM-DD String
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*/
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public static String nextDay(String tringdateString,SimpleDateFormat format)
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{
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return getDateByDaysAndYeas(tringdateString,1,0,format);
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}
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/**
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* 获取下一周日期
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* @param dateString
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* @param format
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* @return
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*/
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public static String nextWeekDay(String dateString,
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SimpleDateFormat format) {
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return getDateByDaysAndYeas(dateString,7,0,format);
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}
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/**
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* 获取日期
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* @return YYYY-MM-DD
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*/
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public static String getDateString(Date date,SimpleDateFormat format)
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{
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if(date==null)return null;
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return format.format(date);
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}
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/**
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* 获取其他时间日期
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* @param date format格式日期
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* @param days 相差天数
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* @param years 相差年数
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* @param format 日期格式 如YYYY-MM-DD
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* @return
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*/
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public static String getDateByDaysAndYeas(String date, int days, int years,
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SimpleDateFormat format) {
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String result=null;
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Date d;
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Calendar c=null;
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try {
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d = format.parse(date);
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c=Calendar.getInstance();
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c.setTime(d);
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c.add(Calendar.DATE, days);
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c.add(Calendar.YEAR, years);
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result=format.format(c.getTime());
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} catch (java.text.ParseException e) {
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}
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return result;
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}
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/**
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* 获取其他时间日期
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* @param date 日期
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* @param days 相差天数
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* @return
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*/
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public static Date getDateByDays(Date date, int days) {
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Date d=null;
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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if(days!=0)
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c.add(Calendar.DATE, days);
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d=c.getTime();
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return d;
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}
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/**
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* 获取其他时间日期
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* @param date 日期
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* @param years 相差年数
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* @return
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*/
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public static Date getDateByYear(Date date, int year) {
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Date d=null;
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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if(year!=0)
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c.add(Calendar.YEAR, year);
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d=c.getTime();
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return d;
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}
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/**
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* 获取时间差(已经被日期格式的替代)
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* @param rq2
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* @param rq1
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* @param format
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* @return
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*/
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@Deprecated
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public static int getDayPass(String rq2, String rq1,SimpleDateFormat format) {
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Date d1,d2;
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int days=0;
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try {
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d2 = format.parse(rq2);
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d1 = format.parse(rq1);
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long diff=d2.getTime()-d1.getTime();
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days=(int)(diff/(24*60*60*1000));
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} catch (ParseException e) {
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}
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return days;
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}
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/**
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* 获取时间差
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* @param date1 起始日期
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* @param date2 结束日期
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* @return
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*/
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public static int getDayPass(Date date1, Date date2) {
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int days=0;
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long diff=date2.getTime()-date1.getTime();
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days=(int)(diff/(24*60*60*1000));
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return days;
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}
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// 获得本周一的日期
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public static String getMondayOFWeek(SimpleDateFormat format) {
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Calendar currentDate = Calendar.getInstance();
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int dayOfWeek = currentDate.get(Calendar.DAY_OF_WEEK); //取得一周的第几天（第一天为周日）
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if(dayOfWeek==1)//为周日时，取6天前做周一
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{
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dayOfWeek=dayOfWeek-7;
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}
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else//不为周日时，取dayOfWeek-1天为周一，如周六为7，取7-1=6天前为周一
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{
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dayOfWeek--;
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}
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currentDate.add(Calendar.DATE, dayOfWeek);
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Date monday = currentDate.getTime();
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String preMonday = format.format(monday);
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return preMonday;
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}
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// 获取当月第一天
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public static String getFirstDayOfMonth(SimpleDateFormat format) {
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String str = "";
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Calendar lastDate = Calendar.getInstance();
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lastDate.set(Calendar.DATE, 1);// 设为当前月的1号
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str = format.format(lastDate.getTime());
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return str;
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}
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// 计算当月最后一天,返回字符串
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public static String getLastDayOfMonth(SimpleDateFormat format) {
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String str = "";
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Calendar lastDate = Calendar.getInstance();
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lastDate.set(Calendar.DATE, 1);// 设为当前月的1号
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lastDate.add(Calendar.MONTH, 1);// 加一个月，变为下月的1号
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lastDate.add(Calendar.DATE, -1);// 减去一天，变为当月最后一天
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str = format.format(lastDate.getTime());
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return str;
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}
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// 下月某天
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public static String getNextMonthDay(String dateString,SimpleDateFormat format) {
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String str = "";
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Calendar c = Calendar.getInstance();
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c.setTime(getDateByString(dateString,format));
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c.add(Calendar.MONTH, 1);// 增一个月
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str = format.format(c.getTime());
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return str;
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}
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public static Date getDateByString(String dateString,SimpleDateFormat format){
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Date d=null;
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try {
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d = format.parse(dateString);
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} catch (java.text.ParseException e) {
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}
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return d;
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}
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// 上月第一天
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public static String getPreviousMonthFirst(SimpleDateFormat format) {
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String str = "";
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Calendar lastDate = Calendar.getInstance();
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lastDate.set(Calendar.DATE, 1);// 设为当前月的1号
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lastDate.add(Calendar.MONTH, -1);// 减一个月，变为下月的1号
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str = format.format(lastDate.getTime());
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return str;
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}
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// 获得上月最后一天的日期
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public static String getPreviousMonthEnd(SimpleDateFormat format) {
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String str = "";
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Calendar lastDate = Calendar.getInstance();
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lastDate.set(Calendar.DATE, 1);// 把日期设置为当月第一天
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lastDate.add(Calendar.DATE, -1);// 减一天，也就是上月最后一天
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str = format.format(lastDate.getTime());
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return str;
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}
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/**
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* 获得系统当前年度第一天的日期
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* @param SimpleDateFormat format
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*/
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public static String getCurrentYearFirst(SimpleDateFormat format) {
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Calendar cd = Calendar.getInstance();
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cd.set(Calendar.DAY_OF_YEAR, 1);// 把日期设为当年第一天
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Date d=cd.getTime();
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String str = format.format(d);
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return str;
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}
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/**
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* 获得当前日期所属年度第一天的日期
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* @param SimpleDateFormat format
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*/
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public static Date getYearFirstDate(Date date1) {
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Calendar c = Calendar.getInstance();
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c.setTime(date1);
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c.set(Calendar.DAY_OF_YEAR, 1);// 把日期设为当年第一天
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return c.getTime();
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}
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/**
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* 加几天
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*/
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public static DateTime addDays(int i,Date date) {
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Calendar c = Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.DATE, i);
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return new DateTime(c.getTime());
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}
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public static void main(String [] arg){
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System.err.println(DateTime.dateToStr(DateTime.strToDateLong4("2019-11-11 10:10"),"yyyy-MM-dd"));
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
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SimpleDateFormat Hsdf = new SimpleDateFormat("HH");
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System.err.println(DateTime.dateToStr(DateTime.strToDateLong4("2019-11-11 10:10"),"MM-dd"));
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// System.out.println(getMondayOFWeek(DateUtil.FORMAT_YMD));
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// System.out.println(getPreviousMonthFirst(DateUtil.FORMAT_YMD));
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//System.out.println(nextDay("20110303",DateUtil.FORMAT_YMD));
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//System.out.println(getNextMonthDay("20110328",DateUtil.FORMAT_YMD));
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/*System.out.println("20110101".substring(0,4)
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+"20110101".substring(4,6)
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+"20110101".substring(6,8));*/
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//System.out.println(Calendar.getInstance().get(Calendar.HOUR_OF_DAY));
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//System.out.println(Calendar.getInstance().get(Calendar.HOUR)==0);
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}
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public static Date nextDay(Date date) {
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.DATE, 1);
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return c.getTime();
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}
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/**
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* 获取下一周日期
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* @param dateString
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* @param format
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* @return
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*/
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public static Date nextWeekDay(Date date) {
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.DATE, 7);
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return c.getTime();
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}
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public static Date WeekDay(Date date) {
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.DATE,0);
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return c.getTime();
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}
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/**
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* 获取上周日期
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* */
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public static Date lastWeekDay(Date date) {
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.DATE, -7);
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return c.getTime();
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}
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public static Date passHours(Date date, int hour) {
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.HOUR, hour);
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return c.getTime();
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}
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// 下月某天
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public static Date nextMonthDay(Date date) {
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Calendar c=Calendar.getInstance();
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c.setTime(date);
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c.add(Calendar.MONTH, 1);
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return c.getTime();
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}
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public static long getSecondDiff(Date d1,Date d2){
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long diff=Math.abs(d1.getTime()-d2.getTime());//无论谁先谁后，计算差值。
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return diff/1000;
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}
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public static long getMinuteDiff(Date d1,Date d2){
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long diff=Math.abs(d1.getTime()-d2.getTime());//无论谁先谁后，计算差值。
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return diff/(1000*60);
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}
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public static List<Date> findDates(Date dBegin, Date dEnd) {
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List<Date> lDate = new ArrayList<Date>();
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lDate.add(dBegin);
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Calendar calBegin = Calendar.getInstance();
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// 使用给定的 Date 设置此 Calendar 的时间
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calBegin.setTime(dBegin);
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Calendar calEnd = Calendar.getInstance();
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// 使用给定的 Date 设置此 Calendar 的时间
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calEnd.setTime(dEnd);
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// 测试此日期是否在指定日期之后
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while (dEnd.after(calBegin.getTime())) {
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// 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
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calBegin.add(Calendar.DAY_OF_MONTH, 1);
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lDate.add(calBegin.getTime());
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}
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return lDate;
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}
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public static List<String> getBetweenDays(String stime,String etime){
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SimpleDateFormat df=new SimpleDateFormat("yyyy-MM-dd");
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Date sdate=null;
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Date eDate=null;
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List<String> list= null;
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try {
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sdate=df.parse(stime);
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eDate=df.parse(etime);
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Calendar c = Calendar.getInstance();
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list=new ArrayList<String>();
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while (sdate.getTime()<=eDate.getTime()) {
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list.add(df.format(sdate));
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//System.out.println(df.format(sdate));
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c.setTime(sdate);
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c.add(Calendar.DATE, 1); // 日期加1天
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sdate = c.getTime();
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}
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} catch (ParseException e) {
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}
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return list;
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}
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//返回周几
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public static int getWeek(Date date) {
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Calendar c = Calendar.getInstance();
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c.setTime(date);
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int weekday = c.get(Calendar.DAY_OF_WEEK);
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int week = 0;
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if (weekday == 1) {
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week = 7;
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} else if (weekday == 2) {
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week = 1;
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} else if (weekday == 3) {
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week = 2;
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} else if (weekday == 4) {
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week = 3;
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} else if (weekday == 5) {
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week = 4;
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} else if (weekday == 6) {
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week = 5;
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} else if (weekday == 7) {
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week = 6;
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}
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return week;
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}
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/**
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* 获取时间差(已经被日期格式的替代)
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* @param rq2
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* @param rq1
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* @param format
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* @return
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*/
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public static int getMPass(String rq2, String rq1,SimpleDateFormat format) {
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Date d1,d2;
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int days=0;
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try {
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d2 = format.parse(rq2);
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d1 = format.parse(rq1);
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long diff=d2.getTime()-d1.getTime();
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days=(int)(diff/(60*1000));
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} catch (ParseException e) {
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}
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return days;
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}
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}
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