333 lines
8.7 KiB
Java
333 lines
8.7 KiB
Java
package com.saye.hospitalgd.commons.date;
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import java.text.ParseException;
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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 DateDUtil {
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public static String yyyy_MM_dd = "yyyy-MM-dd";
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public static String yyyyMMdd = "yyyyMMdd";
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public static String yyyyMM = "yyyyMM";
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public static String yyyy_MM = "yyyy-MM";
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public static String yyyy_MM_dd_HH_00 = "yyyy-MM-dd HH:00";
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public static String yyyy_MM_dd_HH_mm = "yyyy-MM-dd HH:mm";
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public static String yyyy_MM_dd_HH_mm_ss = "yyyy-MM-dd HH:mm:ss";
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public static String yyyy_MM_dd_HH_mm_ss_SS = "yyyy-MM-dd HH:mm:ss.SS";
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public static String yyyyMMddHHmm = "yyyyMMddHHmm";
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public static String yyyyMMddHHmmss = "yyyyMMddHHmmss";
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public static String yyyyMMddHHmmssSS = "yyyyMMddHHmmssSS";
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public static String yyyyMMddHHmmssSSS = "yyyyMMddHHmmssSSS";
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public static String yyMMdd = "yyMMdd";
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public static String yyyy_MM_dd_00_00 = "yyyy-MM-dd 00:00";
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public static String yyyyMMddHH_mm_ss = "yyyyMMddHH:mm:ss";
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/**
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* 将字符串时间改成Date类型
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* @param format
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* @param dateStr
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* @return
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*/
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public static Date strToDate(String format,String dateStr) {
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Date date = null;
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try {
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
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date = simpleDateFormat.parse(dateStr);
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return date;
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}
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/**
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* 将Date时间转成字符串
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* @param format
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* @param date
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* @return
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*/
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public static String DateToStr(String format,Date date){
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
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return simpleDateFormat.format(date);
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}
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/**
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* 获取2个字符日期的天数差
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* @param p_startDate
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* @param p_endDate
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* @return 天数差
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*/
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public static long getDaysOfTowDiffDate( String p_startDate, String p_endDate ){
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Date l_startDate = DateDUtil.strToDate(DateDUtil.yyyy_MM_dd, p_startDate);
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Date l_endDate = DateDUtil.strToDate(DateDUtil.yyyy_MM_dd, p_endDate);
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long l_startTime = l_startDate.getTime();
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long l_endTime = l_endDate.getTime();
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long betweenDays = (long) ( ( l_endTime - l_startTime ) / ( 1000 * 60 * 60 * 24 ) );
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return betweenDays;
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}
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/**
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* 获取2个字符日期的天数差
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* @param l_startDate
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* @param l_endDate
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* @return 天数差
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*/
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public static long getDaysOfTowDiffDate( Date l_startDate, Date l_endDate ){
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long l_startTime = l_startDate.getTime();
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long l_endTime = l_endDate.getTime();
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long betweenDays = (long) ( ( l_endTime - l_startTime ) / ( 1000 * 60 * 60 * 24 ) );
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return betweenDays;
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}
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/**
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* 给出日期添加一段时间后的日期
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* @param dateStr
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* @param plus
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* @return
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*/
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public static String getPlusDays(String format,String dateStr,long plus){
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Date date = DateDUtil.strToDate(format, dateStr);
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long time = date.getTime()+ plus*24*60*60*1000;
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return DateDUtil.DateToStr(format,new Date(time));
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}
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/**
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* 给出日期添加一段时间后的日期
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* @param format
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* @param date
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* @param plus
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* @return
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*/
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public static String getPlusDays(String format,Date date,long plus){
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long time = date.getTime()+ plus*24*60*60*1000;
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return DateDUtil.DateToStr(format,new Date(time));
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}
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/**
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* 给出日期添加一段时间前的日期
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* @param format
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* @param date
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* @param forth
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* @return
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*/
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public static String getForthDays(String format,Date date,long forth){
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long time = date.getTime()- forth*24*60*60*1000;
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return DateDUtil.DateToStr(format,new Date(time));
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}
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/**
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* 给出时间添加几个小时后的时间
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* @param format
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* @param dateStr
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* @param plus
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* @return
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*/
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public static String getPlusHours(String format,String dateStr,long plus){
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Date date = DateDUtil.strToDate(format, dateStr);
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long time = date.getTime()+ plus*60*60*1000;
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return DateDUtil.DateToStr(format,new Date(time));
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}
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/**
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* 给出时间添加几个分钟后的时间
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* @param format
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* @param dateStr
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* @param plus
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* @return
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*/
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public static String getPlusMinutes(String format,String dateStr,long plus){
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Date date = DateDUtil.strToDate(format, dateStr);
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long time = date.getTime()+ plus*60*1000;
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return DateDUtil.DateToStr(format,new Date(time));
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}
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/**
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* 得到当前时间，格式如：yyyy-MM-dd HH:mm:ss:SS
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* @return
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*/
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public static String getCurrentTime(){
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String nowTime = DateDUtil.DateToStr(DateDUtil.yyyy_MM_dd_HH_mm_ss_SS, new Date());
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return nowTime;
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}
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/**
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* 得到当前时间，格式如：yyyy-MM-dd HH:mm:ss
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* @return
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*/
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public static String getTheCurrentTime(){
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String nowTime = DateDUtil.DateToStr(DateDUtil.yyyy_MM_dd_HH_mm_ss, new Date());
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return nowTime;
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}
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/**
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* 得到当前日期，格式如：yyyyMMdd
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* @return
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*/
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public static String getCurrentDate(){
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String nowDate = DateDUtil.DateToStr(DateDUtil.yyyyMMdd, new Date());
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return nowDate;
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}
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/**
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* 得到当前日期，格式如：yyyyMMdd
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* @return
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*/
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public static String getCurrentDate(String format){
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String nowDate = DateDUtil.DateToStr(format, new Date());
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return nowDate;
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}
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/**
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* 获取2个字符日期的分钟数差
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* @param p_startDate
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* @param p_endDate
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* @return 相差的分钟
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*/
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public static long getMinutesOfTowDiffDate(String p_startDate, String p_endDate ){
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Date l_startDate = DateDUtil.strToDate(DateDUtil.yyyy_MM_dd_HH_mm_ss_SS, p_startDate);
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Date l_endDate = DateDUtil.strToDate(DateDUtil.yyyy_MM_dd_HH_mm_ss_SS, p_endDate);
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long l_startTime = l_startDate.getTime();
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long l_endTime = l_endDate.getTime();
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long betweenMinutes = (long) ( ( l_endTime - l_startTime ) / ( 1000 * 60) );
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return betweenMinutes;
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}
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/**
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* 获取2个字符日期的分钟数差
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* @param p_startDate
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* @param p_endDate
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* @return 相差的分钟
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*/
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public static long getMinutesOfTowDiffDateMin(String format,String p_startDate, String p_endDate ){
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Date l_startDate = DateDUtil.strToDate(format, p_startDate);
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Date l_endDate = DateDUtil.strToDate(format, p_endDate);
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long l_startTime = l_startDate.getTime();
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long l_endTime = l_endDate.getTime();
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long betweenMinutes = (long) ( ( l_endTime - l_startTime ) / ( 1000 * 60) );
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return betweenMinutes;
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}
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public static long getMonthIntervalOfTowDiffDate(String p_startMonth, String p_endMonth){
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Date l_startDate = DateDUtil.strToDate(DateDUtil.yyyy_MM, p_startMonth);
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Date l_endDate = DateDUtil.strToDate(DateDUtil.yyyy_MM, p_endMonth);
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Calendar calender = Calendar.getInstance();
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calender.setTime(l_startDate);
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long l_startMonth = calender.get(Calendar.MONTH)+1;
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long l_startYear = calender.get(Calendar.YEAR);
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calender.setTime(l_endDate);
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long l_endMonth =calender.get(Calendar.MONTH)+1;
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long l_endYear = calender.get(Calendar.YEAR);
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long betweenYear = l_endYear - l_startYear;
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long betweenMonth = (long) ( l_endMonth - l_startMonth ) ;
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return betweenYear * 12 + betweenMonth;
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}
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/**
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* 将字符串日期转为cron表达式
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*/
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public static String getCron(String execute_time) throws Exception{
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat(yyyy_MM_dd_HH_mm_ss);
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Date date = simpleDateFormat.parse(execute_time);
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SimpleDateFormat dateFormat = new SimpleDateFormat("ss mm HH dd MM ? yyyy");
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return dateFormat.format(date);
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}
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/**
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* 获取当前年月日日期
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*/
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public static String getCDate(){
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Calendar now = Calendar.getInstance();
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String year=now.get(Calendar.YEAR)+"";
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String month=(now.get(Calendar.MONTH) + 1) + "";
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String day=now.get(Calendar.DAY_OF_MONTH)+"";
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if ((now.get(Calendar.MONTH) + 1) < 10) month = "0" + month;
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if (now.get(Calendar.DAY_OF_MONTH) < 10) day= "0" + day;
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String nowDate = year+"年"+month+"月"+day+"日";
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return nowDate;
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}
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/**
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* 获取两个日期字符串之间的日期集合
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* @param startTime:String
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* @param endTime:String
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* @return list:yyyy-MM-dd
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*/
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public static List<String> getBetweenDate(String startTime, String endTime){
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SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
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// 声明保存日期集合
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List<String> list = new ArrayList<String>();
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try {
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// 转化成日期类型
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Date startDate = sdf.parse(startTime);
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Date endDate = sdf.parse(endTime);
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//用Calendar 进行日期比较判断
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Calendar calendar = Calendar.getInstance();
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while (startDate.getTime()<=endDate.getTime()){
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// 把日期添加到集合
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list.add(sdf.format(startDate));
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// 设置日期
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calendar.setTime(startDate);
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//把日期增加一天
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calendar.add(Calendar.DATE, 1);
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// 获取增加后的日期
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startDate=calendar.getTime();
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}
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return list;
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}
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}
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