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package com.yihu.hos.resource.util;
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import org.springframework.util.StringUtils;
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import java.sql.Time;
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import java.text.ParsePosition;
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import java.text.SimpleDateFormat;
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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.Locale;
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import java.util.Random;
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public class DateUtil {
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public static final String HH_MM = "HH:mm";
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public static final String HH_MM_SS = "HH:mm:ss";
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public static final String YY = "yy";
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public static final String YYYYMM = "yyyyMM";
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public static final String YYYYMMDD = "yyyyMMdd";
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public static final String YYYY_MM_DD = "yyyy-MM-dd";
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public static final String YYYYMMDDHHMMSS = "yyyyMMddHHmmss";
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public static final String YYYY_MM_DD_HH = "yyyy-MM-dd HH";
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public static final String YYYY_MM_DD_HH_MM = "yyyy-MM-dd HH:mm";
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public static final String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
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/**
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* 获取现在时间
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*
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* @return 返回时间类型 yyyy-MM-dd HH:mm:ss
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*/
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public static Date getNowDate() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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String dateString = formatter.format(currentTime);
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ParsePosition pos = new ParsePosition(0);
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return formatter.parse(dateString, pos);
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}
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/**
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* 获取现在时间
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*
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* @return返回短时间格式 yyyy-MM-dd
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*/
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public static Date getNowDateShort() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD);
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String dateString = formatter.format(currentTime);
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return strToDate(dateString, YYYY_MM_DD);
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}
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/**
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* 获取现在时间
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*
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* @return返回字符串格式 yyyy-MM-dd HH:mm:ss
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*/
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public static String getStringDate() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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return formatter.format(currentTime);
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}
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/**
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* 获取现在时间
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*
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* @return返回字符串格式 yyyy-MM-dd HH:mm:ss
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*/
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public static String getStringDate(String format) {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(format);
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return formatter.format(currentTime);
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}
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/**
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* 获取现在时间
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*
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* @return 返回短时间字符串格式yyyy-MM-dd
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*/
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public static String getStringDateShort() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD);
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return formatter.format(currentTime);
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}
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/**
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* 获取时间 小时:分;秒 HH:mm:ss
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*
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* @return
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*/
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public static String getTimeShort() {
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SimpleDateFormat formatter = new SimpleDateFormat(HH_MM_SS);
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Date currentTime = new Date();
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return formatter.format(currentTime);
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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) {
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if (StringUtils.isEmpty(strDate)) {
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return null;
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}
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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ParsePosition pos = new ParsePosition(0);
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return formatter.parse(strDate, pos);
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}
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public static Date strToDateShort(String strDate) {
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if (StringUtils.isEmpty(strDate)) {
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return null;
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}
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD);
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ParsePosition pos = new ParsePosition(0);
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return formatter.parse(strDate, pos);
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}
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/**
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* 将长时间格式时间转换为字符串 yyyy-MM-dd HH:mm:ss
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*
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* @param dateDate
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* @return
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*/
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public static String dateToStrLong(Date dateDate) {
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if (dateDate == null) {
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return "";
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}
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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return formatter.format(dateDate);
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}
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/**
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* 将长时间格式时间转换为字符串 yyyy-MM-dd
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*
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* @param dateDate
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* @return
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*/
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public static String dateToStrShort(Date dateDate) {
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if (dateDate == null) {
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return "";
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}
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD);
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return formatter.format(dateDate);
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}
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/**
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* 将短时间格式时间转换为字符串 yyyy-MM-dd
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*
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* @param dateDate
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* @param
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* @return
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*/
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public static String dateToStr(Date dateDate, String format) {
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if (dateDate == null) {
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return "";
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}
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SimpleDateFormat formatter = new SimpleDateFormat(format);
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return formatter.format(dateDate);
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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
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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, String format) {
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if (StringUtils.isEmpty(strDate)) {
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return null;
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}
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SimpleDateFormat formatter = new SimpleDateFormat(format);
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ParsePosition pos = new ParsePosition(0);
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return formatter.parse(strDate, pos);
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}
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public static Date strToDateAppendNowTime(String strDate, String format) {
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if (StringUtils.isEmpty(strDate)) {
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return null;
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}
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strDate += " " + getTimeShort();
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SimpleDateFormat formatter = new SimpleDateFormat(format);
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ParsePosition pos = new ParsePosition(0);
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return formatter.parse(strDate, pos);
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}
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/**
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* 得到现在时间
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*
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* @return
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*/
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public static Date getNow() {
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Date currentTime = new Date();
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return currentTime;
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}
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/**
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* 提取一个月中的最后一天
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*
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* @param day
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* @return
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*/
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public static Date getLastDate(long day) {
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Date date = new Date();
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long date_3_hm = date.getTime() - 3600000 * 34 * day;
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Date date_3_hm_date = new Date(date_3_hm);
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return date_3_hm_date;
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}
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/**
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* 得到现在时间
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*
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* @return 字符串 yyyyMMdd HHmmss
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*/
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public static String getStringToday() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMdd HHmmss");
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String dateString = formatter.format(currentTime);
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return dateString;
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}
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/**
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* 得到现在小时
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*/
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public static String getHour() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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String dateString = formatter.format(currentTime);
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String hour;
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hour = dateString.substring(11, 13);
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return hour;
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}
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/**
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* 得到现在分钟
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*
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* @return
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*/
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public static String getTime() {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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String dateString = formatter.format(currentTime);
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String min;
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min = dateString.substring(14, 16);
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return min;
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}
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/**
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* 根据用户传入的时间表示格式，返回当前时间的格式 如果是yyyyMMdd，注意字母y不能大写。
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*
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* @param sformat
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* yyyyMMddhhmmss
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* @return
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*/
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public static String getUserDate(String sformat) {
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Date currentTime = new Date();
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SimpleDateFormat formatter = new SimpleDateFormat(sformat);
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String dateString = formatter.format(currentTime);
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return dateString;
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}
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/**
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* 二个小时时间间的差值,必须保证二个时间都是"HH:MM"的格式，返回字符型的分钟
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*/
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public static String getTwoHour(String st1, String st2) {
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String[] kk = null;
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String[] jj = null;
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kk = st1.split(":");
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jj = st2.split(":");
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if (Integer.parseInt(kk[0]) < Integer.parseInt(jj[0]))
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return "0";
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else {
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double y = Double.parseDouble(kk[0]) + Double.parseDouble(kk[1]) / 60;
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double u = Double.parseDouble(jj[0]) + Double.parseDouble(jj[1]) / 60;
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if ((y - u) > 0)
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return y - u + "";
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else
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return "0";
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}
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}
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/**
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* 得到二个日期间的间隔天数
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*/
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public static String getTwoDay(String sj1, String sj2) {
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SimpleDateFormat myFormatter = new SimpleDateFormat(YYYY_MM_DD);
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long day = 0;
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try {
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Date date = myFormatter.parse(sj1);
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Date mydate = myFormatter.parse(sj2);
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day = (date.getTime() - mydate.getTime()) / (24 * 60 * 60 * 1000);
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} catch (Exception e) {
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return "";
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}
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return day + "";
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}
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/**
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* 时间前推或后推分钟,其中JJ表示分钟.
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*/
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public static String getPreTime(String sj1, String jj) {
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SimpleDateFormat format = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
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String mydate1 = "";
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try {
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Date date1 = format.parse(sj1);
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long Time = (date1.getTime() / 1000) + Integer.parseInt(jj) * 60;
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date1.setTime(Time * 1000);
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mydate1 = format.format(date1);
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} catch (Exception e) {
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}
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return mydate1;
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}
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/**
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* 得到一个时间延后或前移几分钟的时间,nowdate为时间,delay为前移或后延的分钟数
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*/
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public static Date getNextMin(Date date, int delay) {
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try {
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Calendar cal = Calendar.getInstance();
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cal.setTime(date);
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cal.add(Calendar.MINUTE, delay);
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return cal.getTime();
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} catch (Exception e) {
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return null;
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}
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}
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/**
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* 得到一个时间延后或前移几天的时间,nowdate为时间,delay为前移或后延的天数
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*/
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public static String getNextDay(String nowdate, int delay) {
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try {
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SimpleDateFormat format = new SimpleDateFormat(YYYY_MM_DD);
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String mdate = "";
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Date d = strToDate(nowdate, YYYY_MM_DD);
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long myTime = (d.getTime() / 1000) + delay * 24 * 60 * 60;
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d.setTime(myTime * 1000);
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mdate = format.format(d);
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return mdate;
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} catch (Exception e) {
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return "";
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}
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}
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// public static String getNextDay(Date d, int delay) {
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// try {
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// SimpleDateFormat format = new SimpleDateFormat(YYYY_MM_DD);
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// String mdate = "";
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// long myTime = (d.getTime() / 1000) + delay * 24 * 60 * 60;
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// d.setTime(myTime * 1000);
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// mdate = format.format(d);
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// return mdate;
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// } catch (Exception e) {
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// return "";
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// }
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// }
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public static String getNextDay(Date d, int days) {
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Calendar c = Calendar.getInstance();
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c.setTime(d);
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c.add(Calendar.DATE, days);
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return dateToStrShort(c.getTime());
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}
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public static String getNextMonth(Date d, int months) {
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Calendar c = Calendar.getInstance();
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c.setTime(d);
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c.add(Calendar.MONTH, months);
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return dateToStrShort(c.getTime());
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}
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public static String getNextYear(Date d, int year) {
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Calendar c = Calendar.getInstance();
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c.setTime(d);
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c.add(Calendar.YEAR, year);
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return dateToStrShort(c.getTime());
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}
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/**
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* 判断是否润年
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*
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* @param ddate
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* @return
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*/
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public static boolean isLeapYear(String ddate) {
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/**
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* 详细设计： 1.被400整除是闰年，否则： 2.不能被4整除则不是闰年 3.能被4整除同时不能被100整除则是闰年
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* 3.能被4整除同时能被100整除则不是闰年
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*/
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Date d = strToDate(ddate, YYYY_MM_DD);
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GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
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gc.setTime(d);
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int year = gc.get(Calendar.YEAR);
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if ((year % 400) == 0)
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return true;
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else if ((year % 4) == 0) {
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if ((year % 100) == 0)
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return false;
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else
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return true;
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} else
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return false;
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}
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/**
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* 返回美国时间格式 26 Apr 2006
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*
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* @param str
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* @return
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*/
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public static String getEDate(String str) {
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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(str, pos);
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String j = strtodate.toString();
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String[] k = j.split(" ");
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return k[2] + k[1].toUpperCase() + k[5].substring(2, 4);
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}
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/**
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* 获取一个月的最后一天
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*
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* @param dat
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* @return
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*/
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public static String getEndDateOfMonth(String dat) {// yyyy-MM-dd
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String str = dat.substring(0, 8);
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String month = dat.substring(5, 7);
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int mon = Integer.parseInt(month);
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if (mon == 1 || mon == 3 || mon == 5 || mon == 7 || mon == 8 || mon == 10 || mon == 12) {
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str += "31";
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} else if (mon == 4 || mon == 6 || mon == 9 || mon == 11) {
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str += "30";
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} else {
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if (isLeapYear(dat)) {
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str += "29";
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} else {
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str += "28";
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|
|
}
|
|
|
}
|
|
|
return str;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 判断二个时间是否在同一个周
|
|
|
*
|
|
|
* @param date1
|
|
|
* @param date2
|
|
|
* @return
|
|
|
*/
|
|
|
public static boolean isSameWeekDates(Date date1, Date date2) {
|
|
|
Calendar cal1 = Calendar.getInstance();
|
|
|
Calendar cal2 = Calendar.getInstance();
|
|
|
cal1.setTime(date1);
|
|
|
cal2.setTime(date2);
|
|
|
int subYear = cal1.get(Calendar.YEAR) - cal2.get(Calendar.YEAR);
|
|
|
if (0 == subYear) {
|
|
|
if (cal1.get(Calendar.WEEK_OF_YEAR) == cal2.get(Calendar.WEEK_OF_YEAR))
|
|
|
return true;
|
|
|
} else if (1 == subYear && 11 == cal2.get(Calendar.MONTH)) {
|
|
|
// 如果12月的最后一周横跨来年第一周的话则最后一周即算做来年的第一周
|
|
|
if (cal1.get(Calendar.WEEK_OF_YEAR) == cal2.get(Calendar.WEEK_OF_YEAR))
|
|
|
return true;
|
|
|
} else if (-1 == subYear && 11 == cal1.get(Calendar.MONTH)) {
|
|
|
if (cal1.get(Calendar.WEEK_OF_YEAR) == cal2.get(Calendar.WEEK_OF_YEAR))
|
|
|
return true;
|
|
|
}
|
|
|
return false;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 产生周序列,即得到当前时间所在的年度是第几周
|
|
|
*
|
|
|
* @return
|
|
|
*/
|
|
|
public static String getSeqWeek() {
|
|
|
Calendar c = Calendar.getInstance(Locale.CHINA);
|
|
|
String week = Integer.toString(c.get(Calendar.WEEK_OF_YEAR));
|
|
|
if (week.length() == 1)
|
|
|
week = "0" + week;
|
|
|
String year = Integer.toString(c.get(Calendar.YEAR));
|
|
|
return year + week;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 获得一个日期所在的周的星期几的日期，如要找出2002年2月3日所在周的星期一是几号
|
|
|
*
|
|
|
* @param sdate
|
|
|
* @param num
|
|
|
* @return
|
|
|
*/
|
|
|
public static String getWeek(String sdate, String num) {
|
|
|
// 再转换为时间
|
|
|
Date dd = DateUtil.strToDate(sdate, YYYY_MM_DD);
|
|
|
Calendar c = Calendar.getInstance();
|
|
|
c.setTime(dd);
|
|
|
if (num.equals("1")) // 返回星期一所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
|
|
|
else if (num.equals("2")) // 返回星期二所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.TUESDAY);
|
|
|
else if (num.equals("3")) // 返回星期三所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.WEDNESDAY);
|
|
|
else if (num.equals("4")) // 返回星期四所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.THURSDAY);
|
|
|
else if (num.equals("5")) // 返回星期五所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.FRIDAY);
|
|
|
else if (num.equals("6")) // 返回星期六所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.SATURDAY);
|
|
|
else if (num.equals("0")) // 返回星期日所在的日期
|
|
|
c.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
|
|
|
return new SimpleDateFormat("yyyy-MM-dd").format(c.getTime());
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 根据一个日期，返回是星期几的字符串
|
|
|
*
|
|
|
* @param sdate
|
|
|
* @return
|
|
|
*/
|
|
|
public static String getWeek(String sdate) {
|
|
|
// 再转换为时间
|
|
|
Date date = DateUtil.strToDate(sdate, YYYY_MM_DD);
|
|
|
Calendar c = Calendar.getInstance();
|
|
|
c.setTime(date);
|
|
|
// int hour=c.get(Calendar.DAY_OF_WEEK);
|
|
|
// hour中存的就是星期几了，其范围 1~7
|
|
|
// 1=星期日 7=星期六，其他类推
|
|
|
return new SimpleDateFormat("EEEE").format(c.getTime());
|
|
|
}
|
|
|
|
|
|
public static String getWeekStr(String sdate) {
|
|
|
String str = "";
|
|
|
str = DateUtil.getWeek(sdate);
|
|
|
if ("1".equals(str)) {
|
|
|
str = "星期日";
|
|
|
} else if ("2".equals(str)) {
|
|
|
str = "星期一";
|
|
|
} else if ("3".equals(str)) {
|
|
|
str = "星期二";
|
|
|
} else if ("4".equals(str)) {
|
|
|
str = "星期三";
|
|
|
} else if ("5".equals(str)) {
|
|
|
str = "星期四";
|
|
|
} else if ("6".equals(str)) {
|
|
|
str = "星期五";
|
|
|
} else if ("7".equals(str)) {
|
|
|
str = "星期六";
|
|
|
}
|
|
|
return str;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 两个时间之间的天数
|
|
|
*
|
|
|
* @param date1
|
|
|
* @param date2
|
|
|
* @return
|
|
|
*/
|
|
|
public static long getDays(String date1, String date2) {
|
|
|
if (date1 == null || date1.equals(""))
|
|
|
return 0;
|
|
|
if (date2 == null || date2.equals(""))
|
|
|
return 0;
|
|
|
// 转换为标准时间
|
|
|
SimpleDateFormat myFormatter = new SimpleDateFormat(YYYY_MM_DD);
|
|
|
Date date = null;
|
|
|
Date mydate = null;
|
|
|
try {
|
|
|
date = myFormatter.parse(date1);
|
|
|
mydate = myFormatter.parse(date2);
|
|
|
} catch (Exception e) {
|
|
|
}
|
|
|
long day = (date.getTime() - mydate.getTime()) / (24 * 60 * 60 * 1000);
|
|
|
return day;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 返回两个日期相差的天数
|
|
|
* @param date1
|
|
|
* @param date2
|
|
|
* @return
|
|
|
*/
|
|
|
public static long getDays(Date date1, Date date2) {
|
|
|
if (date1 == null || date2 == null)
|
|
|
return 0;
|
|
|
long day = (date1.getTime() - date2.getTime()) / (24 * 60 * 60 * 1000);
|
|
|
return day;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 形成如下的日历 ， 根据传入的一个时间返回一个结构 星期日 星期一 星期二 星期三 星期四 星期五 星期六 下面是当月的各个时间
|
|
|
* 此函数返回该日历第一行星期日所在的日期
|
|
|
*
|
|
|
* @param sdate
|
|
|
* @return
|
|
|
*/
|
|
|
public static String getNowMonth(String sdate) {
|
|
|
// 取该时间所在月的一号
|
|
|
sdate = sdate.substring(0, 8) + "01";
|
|
|
// 得到这个月的1号是星期几
|
|
|
Date date = DateUtil.strToDate(sdate, YYYY_MM_DD);
|
|
|
Calendar c = Calendar.getInstance();
|
|
|
c.setTime(date);
|
|
|
int u = c.get(Calendar.DAY_OF_WEEK);
|
|
|
String newday = DateUtil.getNextDay(sdate, 1 - u);
|
|
|
return newday;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 取得数据库主键 生成格式为yyyymmddhhmmss+k位随机数
|
|
|
*
|
|
|
* @param k 表示是取几位随机数，可以自己定
|
|
|
*/
|
|
|
public static String getNo(int k) {
|
|
|
return getUserDate("yyyyMMddhhmmss") + getRandom(k);
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 返回一个随机数
|
|
|
*
|
|
|
* @param i
|
|
|
* @return
|
|
|
*/
|
|
|
public static String getRandom(int i) {
|
|
|
Random jjj = new Random();
|
|
|
if (i == 0)
|
|
|
return "";
|
|
|
String jj = "";
|
|
|
for (int k = 0; k < i; k++) {
|
|
|
jj = jj + jjj.nextInt(9);
|
|
|
}
|
|
|
return jj;
|
|
|
}
|
|
|
|
|
|
/**
|
|
|
* 根据用户生日计算年龄
|
|
|
*/
|
|
|
public static int getAgeByBirthday(Date birthday) {
|
|
|
try {
|
|
|
Calendar cal = Calendar.getInstance();
|
|
|
if (cal.before(birthday)) {
|
|
|
return 0;
|
|
|
}
|
|
|
int yearNow = cal.get(Calendar.YEAR);
|
|
|
int monthNow = cal.get(Calendar.MONTH) + 1;
|
|
|
int dayOfMonthNow = cal.get(Calendar.DAY_OF_MONTH);
|
|
|
|
|
|
cal.setTime(birthday);
|
|
|
int yearBirth = cal.get(Calendar.YEAR);
|
|
|
int monthBirth = cal.get(Calendar.MONTH) + 1;
|
|
|
int dayOfMonthBirth = cal.get(Calendar.DAY_OF_MONTH);
|
|
|
|
|
|
int age = yearNow - yearBirth;
|
|
|
|
|
|
if (monthNow <= monthBirth) {
|
|
|
if (monthNow == monthBirth) {
|
|
|
if (dayOfMonthNow < dayOfMonthBirth) {
|
|
|
age--;
|
|
|
}
|
|
|
} else {
|
|
|
age--;
|
|
|
}
|
|
|
}
|
|
|
return age;
|
|
|
} catch (Exception e) {
|
|
|
return 0;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
public static void main(String[] args) {
|
|
|
String hour = "12:22:12";
|
|
|
System.out.println(Time.valueOf(hour));
|
|
|
System.out.println(getNowDate());
|
|
|
}
|
|
|
}
|
