package com.doumee.core.utils;
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import java.sql.Timestamp;
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import java.text.DateFormat;
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import java.text.DateFormatSymbols;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.time.*;
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import java.time.format.DateTimeFormatter;
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import java.time.temporal.ChronoUnit;
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import java.time.temporal.TemporalAdjusters;
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import java.util.*;
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import java.util.Date;
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import cn.hutool.core.date.DateUnit;
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import org.apache.commons.lang3.RandomStringUtils;
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import org.apache.commons.lang3.StringUtils;
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/**
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* 日期工具类
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* @author: jiangping
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* @date: 2021年7月21日09:27:13
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*/
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public class DateUtil {
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static SimpleDateFormat sdfShort = new SimpleDateFormat("yyyyMMdd");
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static SimpleDateFormat sdfLong = new SimpleDateFormat("yyyy-MM-dd");
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static SimpleDateFormat sdfLongSlash = new SimpleDateFormat("yyyy/MM/dd");
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static SimpleDateFormat sdfShortPoint = new SimpleDateFormat("yyyy.MM.dd");
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static SimpleDateFormat sdfLongCn = new SimpleDateFormat("yyyy年MM月dd日");
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static SimpleDateFormat sdfShortU = new SimpleDateFormat("MMM dd", Locale.ENGLISH);
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static SimpleDateFormat sdfLongU = new SimpleDateFormat("MMM dd,yyyy", Locale.ENGLISH);
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static SimpleDateFormat sdfLongTime = new SimpleDateFormat("yyyyMMddHHmmss");
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static SimpleDateFormat sdfLongTimePlus = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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static SimpleDateFormat sdfLongTimePlusSecond = new SimpleDateFormat("HH:mm:ss");
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static SimpleDateFormat sdfShortLongTimePlusCn = new SimpleDateFormat("yyyy年MM月dd日 HH:mm");
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static SimpleDateFormat sdfShortLongTimePlusCn2 = new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss");
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static SimpleDateFormat sdfLongTimePlusMill = new SimpleDateFormat("yyyyMMddHHmmssSSSS");
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static SimpleDateFormat sdfMd = new SimpleDateFormat("MM月dd日");
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static SimpleDateFormat sdfMdHourMinute = new SimpleDateFormat("MM月dd日 HH时mm分");
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private static long DAY_IN_MILLISECOND = 0x5265c00L;
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public DateUtil() {
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}
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/**
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* 传入Data类型日期，返回字符串类型时间（ISO8601标准时间）
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* @param date
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* @return
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*/
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public static String getISO8601Timestamp(Date date){
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try {
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TimeZone tz = TimeZone.getTimeZone("Asia/Shanghai");
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//TimeZone tz = TimeZone.getTimeZone("GMT-01");
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DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'+'08:00");
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df.setTimeZone(tz);
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String nowAsISO = df.format(date);
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return nowAsISO;
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}catch (Exception e){
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}
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return null;
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}
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/**
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* 传入Data类型日期，返回字符串类型时间（ISO8601标准时间）
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* @param date
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* @return
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*/
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public static String getISO8601Timestamp2(Date date){
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try {
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TimeZone tz = TimeZone.getTimeZone("Asia/Shanghai");
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//TimeZone tz = TimeZone.getTimeZone("GMT-01");
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DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'+'08:00");
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df.setTimeZone(tz);
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String nowAsISO = df.format(date);
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return nowAsISO;
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}catch (Exception e){
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}
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return null;
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}
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public static Date getISO8601DateByStr(String date) {
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TimeZone tz = TimeZone.getTimeZone("Asia/Shanghai");
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if(date!=null ){
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int i = date.indexOf("+");
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if(i >0){
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date = date.substring(0,i);
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}
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}
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//TimeZone tz = TimeZone.getTimeZone("GMT-01");
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DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS");
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// DateFormat df = new SimpleDateFormat("2023-12-08 T 09:25:54.698+08:00");
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df.setTimeZone(tz);
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Date nowAsISO = null;
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try {
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nowAsISO = df.parse(date);
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} catch (ParseException e) {
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}
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return nowAsISO;
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}
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public static Date getISO8601DateByStr2(String date) {
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TimeZone tz = TimeZone.getTimeZone("Asia/Shanghai");
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if(date!=null ){
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int i = date.indexOf("+");
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if(i >0){
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date = date.substring(0,i);
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}
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}
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//TimeZone tz = TimeZone.getTimeZone("GMT-01");
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DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
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// DateFormat df = new SimpleDateFormat("2023-12-08 T 09:25:54.698+08:00");
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df.setTimeZone(tz);
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Date nowAsISO = null;
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try {
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nowAsISO = df.parse(date);
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} catch (ParseException e) {
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}
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return nowAsISO;
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}
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public static Date StringToDate2(String DATE) {
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if(StringUtils.isBlank(DATE)){
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return null;
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}
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DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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Date dt1 = null;
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try {
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dt1 = df.parse(DATE);
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} catch (Exception exception) {
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exception.printStackTrace();
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}
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return dt1;
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}
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/**
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* @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format
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* Example：2008-05-15
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* @return String
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* @throws Exception
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*/
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public static String getDateLong(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfLong.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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public static String getDateLongSlash(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfLongSlash.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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/**
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* 得出两个日期之间的间隔小时
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*
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* @param fromDate
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* 格式为yyyy-MM-dd
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* @param toDate
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* 格式为yyyy-MM-dd
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* @return int
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*/
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public static long getBetweenHours(Date fromDate, Date toDate) {
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long m_intervalday = 0;// 初始化时间间隔的值为0
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// 使用的时间格式为yyyy-MM-dd
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try {
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m_intervalday = toDate.getTime() - fromDate.getTime();// 计算所得为微秒数
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m_intervalday = m_intervalday / 1000 / 60 / 60;// 计算所得的天数
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return m_intervalday + 1;
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} catch (Exception e) {
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return Integer.MIN_VALUE;
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}
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}
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/**
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* @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format
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* Example：2008.03.15
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* @return String
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* @throws Exception
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*/
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public static String getDateShortPoint(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfShortPoint.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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public static int getDateNum(Date date) {
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(date);
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try {
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return calendar.get(Calendar.DAY_OF_MONTH);
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return 0;
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}
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}
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/**
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* @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format
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* Example：2008年-05月-15日
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* @return String
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* @throws Exception
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*/
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public static String getDateLongCn(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfLongCn.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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/**
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* @author vowo Descrption:ȡ�õ�ǰ����getgetg get Date format Example：05月-15日
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* @return String
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* @throws Exception
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*/
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public static String getDateMD(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfMd.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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/**
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* @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format
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* Example：2008年-05月-15日 11:05
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* @return String
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* @throws Exception
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*/
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public static String getDateShortLongTimeCn(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfShortLongTimePlusCn.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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/**
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* @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format Example：Aug 28,
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* 2007
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* @return String
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* @throws Exception
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*/
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public static String getDateUS(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfLongU.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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/**
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* @author Pablo Descrption:ȡ�õ�ǰ����getgetg get Date format Example：Aug 28,
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* 2007
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* @return String
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* @throws Exception
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*/
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public static String getDateUSShort(Date date) {
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String nowDate = "";
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try {
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if (date != null)
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nowDate = sdfShortU.format(date);
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return nowDate;
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} catch (Exception e) {
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System.out.println("Error at getDate:" + e.getMessage());
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return "";
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}
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}
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/**
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* 简单转换日期类型到字符串类型，本地信息设为UK
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*
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* @param date
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* @param format
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* @return String
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*/
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public static String getFomartDate(Date date, String format) {
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try {
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return new SimpleDateFormat(format, Locale.UK).format(date);
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} catch (Exception e) {
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e.printStackTrace();
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return (date == null) ? new Date().toString() : date.toString();
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}
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}
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/**
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* 获取X月份之前的月份数
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* @param currentDate
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* @param month
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* @return
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*/
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public static List<String> getBeforMonth(Date currentDate , Integer month) {
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SimpleDateFormat sdfYear = new SimpleDateFormat("yyyy");
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SimpleDateFormat sdfMonth = new SimpleDateFormat("MM");
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int currentYear = Integer.parseInt(sdfYear.format(currentDate));
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int currentMonth = Integer.parseInt(sdfMonth.format(currentDate));
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List<String> list = new ArrayList<>();
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for (int i = 0; i < month; i++) {
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int tempYear = currentYear;
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int tempMonth = currentMonth - i;
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if (tempMonth <= 0) {
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tempYear--;
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tempMonth += 12;
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}
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list.add(tempYear +"-" + StringUtils.leftPad(Integer.toString(tempMonth),2,"0"));
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}
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return list;
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}
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/**
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* Descrption:取得当前日期时间,格式为:YYYYMMDDHHMISS
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowLongTime() throws Exception {
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String nowTime = "";
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try {
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java.sql.Date date = null;
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date = new java.sql.Date(new Date().getTime());
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nowTime = sdfLongTime.format(date);
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return nowTime;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* Descrption:取得当前日期时间,格式为:MM月dd日 HH时mm分
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*
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* @return String
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* @throws Exception
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*/
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public static String getHourMinute(Date date) throws Exception {
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String nowTime = "";
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try {
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if (date != null) {
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nowTime = sdfMdHourMinute.format(date);
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}
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return nowTime;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* Descrption:取得当前日期,格式为:YYYYMMDD
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowShortDate() throws Exception {
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String nowDate = "";
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try {
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java.sql.Date date = null;
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date = new java.sql.Date(new Date().getTime());
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nowDate = sdfShort.format(date);
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return nowDate;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* Descrption:取得当前日期,格式为:YYYY-MM-DD
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowFormateDate() throws Exception {
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String nowDate = "";
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try {
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java.sql.Date date = null;
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date = new java.sql.Date(new Date().getTime());
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nowDate = sdfLong.format(date);
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return nowDate;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* Descrption:取得当前日期,格式为:yyyy-MM-dd HH:mm:ss
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowPlusTime() throws Exception {
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String nowDate = "";
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try {
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java.sql.Date date = null;
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date = new java.sql.Date(new Date().getTime());
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nowDate = sdfLongTimePlus.format(date);
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return nowDate;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* Descrption:取得当前日期,格式为:yyyy-MM-dd HH:mm:ss
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*
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* @return String
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* @throws Exception
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*/
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public static String getPlusTime(Date date) throws Exception {
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if (date == null)
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return null;
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try {
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String nowDate = sdfLongTimePlus.format(date);
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return nowDate;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* Descrption:取得当前日期,格式为:yyyy-MM-dd HH:mm:ss
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*
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* @return String
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* @throws Exception
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*/
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public static String getShortTime(Date date) {
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if (date == null)
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return "";
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try {
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String nowDate = sdfLong.format(date);
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return nowDate;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return "";
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}
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public static String getShortTimeToNull(Date date) {
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if (date == null)
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return null;
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try {
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String nowDate = sdfLong.format(date);
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return nowDate;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return "";
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}
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/**
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* Descrption:取得当前日期,格式为:yyyy-MM-dd HH:mm:ss
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*
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* @return String
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* @throws Exception
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*/
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public static String getPlusTime2(Date date) {
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if (date == null)
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return "";
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try {
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String nowDate = sdfLongTimePlus.format(date);
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return nowDate;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return "";
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}
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/**
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* Descrption:取得当前日期到毫秒极,格式为:yyyyMMddHHmmssSSSS
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowPlusTimeMill() throws Exception {
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String nowDate = "";
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try {
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java.sql.Date date = null;
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date = new java.sql.Date(new Date().getTime());
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nowDate = sdfLongTimePlusMill.format(date);
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return nowDate;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* 得到当前年份值:1900
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowYear() throws Exception {
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String nowYear = "";
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try {
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String strTemp = getNowLongTime();
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nowYear = strTemp.substring(0, 4);
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return nowYear;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* 得到当前月份值:12
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowMonth() throws Exception {
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String nowMonth = "";
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try {
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String strTemp = getNowLongTime();
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nowMonth = strTemp.substring(4, 6);
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return nowMonth;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* 得到当前日期值:30
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowDay() throws Exception {
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String nowDay = "";
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try {
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String strTemp = getNowLongTime();
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nowDay = strTemp.substring(6, 8);
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return nowDay;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* 得到当前小时值:23
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*
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* @return String
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* @throws Exception
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*/
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public static String getNowHour() throws Exception {
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String nowHour = "";
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try {
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String strTemp = getNowPlusTimeMill();
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nowHour = strTemp.substring(8, 10);
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return nowHour;
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} catch (Exception e) {
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throw e;
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}
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}
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/**
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* 根据秒数返回时分秒
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*
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* @param _second
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* 秒数
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* @return String
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* @throws Exception
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*/
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public static String getTimeBySecond(String _second) throws Exception {
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String returnTime = "";
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long longHour = 0;
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long longMinu = 0;
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long longSec = 0;
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try {
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longSec = Long.parseLong(_second);
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if (longSec == 0) {
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returnTime = "0时0分0秒";
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return returnTime;
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}
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longHour = longSec / 3600; // 取得小时数
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longSec = longSec % 3600; // 取得余下的秒
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longMinu = longSec / 60; // 取得分数
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longSec = longSec % 60; // 取得余下的秒
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returnTime = longHour + "时" + longMinu + "分" + longSec + "秒";
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return returnTime;
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} catch (Exception e) {
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throw e;
|
}
|
}
|
|
/**
|
* Descrption:取得当前日期,格式为:yyyy-MM-dd HH:mm:ss
|
*
|
* @return String
|
* @throws Exception
|
*/
|
public static String getPlusTimeSecond(Date date) throws Exception {
|
if (date == null)
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return null;
|
try {
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String nowDate = sdfLongTimePlusSecond.format(date);
|
return nowDate;
|
} catch (Exception e) {
|
throw e;
|
}
|
}
|
|
/**
|
* pablo 根据毫秒数返回时分秒毫秒
|
*
|
* @param ms_second
|
* 秒数
|
* @return String
|
* @throws Exception
|
*/
|
public static String getTimeBySecond(long ms_second) throws Exception {
|
String returnTime = "";
|
long longHour = 0;
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long longMinu = 0;
|
long longSec = 0;
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long longMs = ms_second;
|
try {
|
if (longMs == 0) {
|
returnTime = "0时0分0秒0毫秒";
|
return returnTime;
|
}
|
longHour = longMs / 3600000; // 取得小时数
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longMs = longMs % 3600000; // 取得余下的毫秒
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longMinu = longMs / 60000; // 取得分数
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longMs = longMs % 60000; // 取得余下的毫秒
|
longSec = longMs / 1000; // 取得余下的秒
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longMs = longMs % 1000; // 取得余下的毫秒
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returnTime = longHour + "时" + longMinu + "分" + longSec + "秒" + longMs + "毫秒";
|
return returnTime;
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} catch (Exception e) {
|
throw e;
|
}
|
}
|
|
/**
|
* 得到日期中的年份
|
*
|
* @param date
|
* 日期
|
* @return yyyy格式的年份
|
*/
|
public static int convertDateToYear(Date date) {
|
SimpleDateFormat df = new SimpleDateFormat("yyyy", new DateFormatSymbols());
|
return Integer.parseInt(df.format(date));
|
}
|
|
/**
|
* 得到日期中年月组成的字符串
|
*
|
* @param d
|
* 日期
|
* @return yyyyMM格式的年月字符串
|
*/
|
public static String convertDateToYearMonth(Date d) {
|
SimpleDateFormat df = new SimpleDateFormat("yyyyMM", new DateFormatSymbols());
|
return df.format(d);
|
}
|
|
/**
|
* 得到日期中年月日组成的字符串
|
*
|
* @param d
|
* 日期
|
* @return yyyyMMdd格式的年月日字符串
|
*/
|
public static String convertDateToYearMonthDay(Date d) {
|
SimpleDateFormat df = new SimpleDateFormat("yyyyMMdd", new DateFormatSymbols());
|
return df.format(d);
|
}
|
|
/**
|
* 得到日期中的月份
|
*
|
* @param d
|
* 日期
|
* @return yyyy格式的年份
|
*/
|
public static String convertDateToMonth(Date d) {
|
SimpleDateFormat df = new SimpleDateFormat("MM", new DateFormatSymbols());
|
return df.format(d);
|
}
|
|
/**
|
* 得到日期中的日
|
*
|
* 日期
|
* @return yyyy格式的年份
|
*/
|
public static String convertDateToDay(Date d) {
|
SimpleDateFormat df = new SimpleDateFormat("dd", new DateFormatSymbols());
|
return df.format(d);
|
}
|
|
/**
|
* 得到日期中的小时
|
*
|
* 日期
|
* @return HH格式的小时
|
*/
|
public static String convertDateToHour(Date d) {
|
SimpleDateFormat df = new SimpleDateFormat("HH", new DateFormatSymbols());
|
return df.format(d);
|
}
|
|
/**
|
* 得到日期中的分钟
|
*
|
* @param d
|
* 日期
|
* @return mm格式的分钟
|
*/
|
public static String convertDateToMinute(Date d) {
|
SimpleDateFormat df = new SimpleDateFormat("mm", new DateFormatSymbols());
|
return df.format(d);
|
}
|
|
/**
|
* 获取当前日期为日期型
|
*
|
* @return 当前日期，java.util.Date类型
|
*/
|
public static Date getCurrentDate() {
|
Calendar cal = Calendar.getInstance();
|
|
// String currentDate = null;
|
Date d = cal.getTime();
|
|
return d;
|
}
|
|
|
/**
|
* 获取当前日期为日期型
|
*
|
* @return 当前日期，java.util.Date类型
|
*/
|
public static Date getCurrentDateDelay() {
|
Calendar cal = Calendar.getInstance();
|
cal.add(Calendar.SECOND, 1);
|
// String currentDate = null;
|
Date d = cal.getTime();
|
|
return d;
|
}
|
|
/**
|
* 获取当前年月的字符串
|
*
|
* @return 当前年月，yyyyMM格式
|
*/
|
public static String getCurrentYearMonth() {
|
Calendar cal = Calendar.getInstance();
|
String currentYear = (new Integer(cal.get(Calendar.YEAR))).toString();
|
String currentMonth = null;
|
if (cal.get(Calendar.MONTH) < 9)
|
currentMonth = "0" + (new Integer(cal.get(Calendar.MONTH) + 1)).toString();
|
else
|
currentMonth = (new Integer(cal.get(Calendar.MONTH) + 1)).toString();
|
return (currentYear + currentMonth);
|
}
|
|
/**
|
* 获取当前年为整型
|
*
|
* @return 获取当前日期中的年，int型
|
*/
|
public static int getCurrentYear() {
|
Calendar cal = Calendar.getInstance();
|
int currentYear = cal.get(Calendar.YEAR);
|
return currentYear;
|
}
|
|
/**
|
* 新增的格式化时间类,将时间进行标准化格式,适用于将前台传入的日期格式化为实际可行的日期
|
* 如将20050600格式化为20050601,或将20050631格式化为20050630
|
*
|
* @param _dateTime
|
* 传入的原时间串
|
* @param _format
|
* 格式符,YYYYMMDDHH24MISS,YYYYMMDDHH12MISS
|
* @return String
|
* @throws Exception
|
*/
|
public static String formatDateTime(String _dateTime, String _format) throws Exception {
|
String returnValue = "";
|
String formatString = _format.toUpperCase();
|
String strYear = "";
|
String strMonth = "";
|
String strDay = "";
|
String strHour = "";
|
String strMinu = "";
|
String strSec = "";
|
int hourType = 12; // 12小时制,24小时制
|
int yearType = 1; // 1为平年,2为闰年
|
try {
|
if (formatString.indexOf("YYYY") >= 0) {
|
int tempBeginPlace = formatString.indexOf("YYYY");
|
int temEndPlace = tempBeginPlace + 4;
|
strYear = _dateTime.substring(tempBeginPlace, temEndPlace);
|
}
|
if (formatString.indexOf("MM") >= 0) {
|
int tempBeginPlace = formatString.indexOf("MM");
|
int temEndPlace = tempBeginPlace + 2;
|
strMonth = _dateTime.substring(tempBeginPlace, temEndPlace);
|
}
|
if (formatString.indexOf("DD") >= 0) {
|
int tempBeginPlace = formatString.indexOf("DD");
|
int temEndPlace = tempBeginPlace + 2;
|
strDay = _dateTime.substring(tempBeginPlace, temEndPlace);
|
}
|
if (formatString.indexOf("HH24") >= 0) {
|
int tempBeginPlace = formatString.indexOf("HH24");
|
int temEndPlace = tempBeginPlace + 2;
|
strHour = _dateTime.substring(tempBeginPlace, temEndPlace);
|
formatString = formatString.replaceAll("24", "");
|
// 为了保持位数一致,去除24
|
hourType = 24;
|
} else if (formatString.indexOf("HH12") >= 0) {
|
int tempBeginPlace = formatString.indexOf("HH12");
|
int temEndPlace = tempBeginPlace + 2;
|
strHour = _dateTime.substring(tempBeginPlace, temEndPlace);
|
formatString = formatString.replaceAll("12", "");
|
// 为了保持位数一致,去除12
|
hourType = 12;
|
} else if (formatString.indexOf("HH") >= 0) {
|
int tempBeginPlace = formatString.indexOf("HH");
|
int temEndPlace = tempBeginPlace + 2;
|
strHour = _dateTime.substring(tempBeginPlace, temEndPlace);
|
hourType = 12; // 如果未指定小时制,则默认为12小时制;
|
}
|
if (formatString.indexOf("MI") >= 0) {
|
int tempBeginPlace = formatString.indexOf("MI");
|
int temEndPlace = tempBeginPlace + 2;
|
strMinu = _dateTime.substring(tempBeginPlace, temEndPlace);
|
}
|
if (formatString.indexOf("SS") >= 0) {
|
int tempBeginPlace = formatString.indexOf("SS");
|
int temEndPlace = tempBeginPlace + 2;
|
strSec = _dateTime.substring(tempBeginPlace, temEndPlace);
|
}
|
|
// 判断是否是闰年
|
if (!strYear.equals("")) {
|
int intYear = Integer.parseInt(strYear);
|
// 能被4整除，但不能被100整除② 能被4整除，且能被400
|
if (intYear % 4 == 0) {
|
if (intYear % 100 != 0) {
|
yearType = 2;
|
}
|
}
|
if (intYear % 4 == 0) {
|
if (intYear % 400 == 0) {
|
yearType = 2;
|
}
|
}
|
}
|
// 格式化月
|
if (!strMonth.equals("")) {
|
int intMonth = Integer.parseInt(strMonth);
|
if (intMonth == 0) {
|
strMonth = "01";
|
intMonth = 1;
|
}
|
if (intMonth > 12) {
|
strMonth = "12";
|
intMonth = 12;
|
}
|
}
|
|
// 格式化日
|
if (!strDay.equals("")) {
|
int intDay = Integer.parseInt(strDay);
|
if (intDay == 0) {
|
strDay = "01";
|
intDay = 1;
|
}
|
if (intDay > 31) {
|
strDay = "31";
|
intDay = 31;
|
}
|
if ((strMonth.equals("01")) || (strMonth.equals("03")) || (strMonth.equals("05"))
|
|| (strMonth.equals("07")) || (strMonth.equals("08")) || (strMonth.equals("10"))
|
|| (strMonth.equals("12"))) {
|
if (intDay > 31) {
|
strDay = "31";
|
intDay = 31;
|
}
|
}
|
if ((strMonth.equals("02")) || (strMonth.equals("04")) || (strMonth.equals("06"))
|
|| (strMonth.equals("09")) || (strMonth.equals("11"))) {
|
if (intDay > 30) {
|
strDay = "30";
|
intDay = 30;
|
}
|
if (strMonth.equals("02")) { // 对2月的特别处理
|
if (yearType == 2) {
|
if (intDay > 29) {
|
strDay = "29";
|
intDay = 29;
|
}
|
} else {
|
if (intDay > 28) {
|
strDay = "28";
|
intDay = 28;
|
}
|
}
|
}
|
}
|
|
// 格式化小时
|
if (!strHour.equals("")) {
|
int intHour = Integer.parseInt(strHour);
|
if (intHour > 24) {
|
strHour = "24";
|
intHour = 24;
|
}
|
if (hourType == 12) {
|
if (intHour == 0) {
|
intHour = 1;
|
strHour = "01";
|
}
|
if (intHour > 12) {
|
intHour = intHour - 12;
|
strHour = "0" + intHour;
|
}
|
} else {
|
if (intHour > 23) {
|
intHour = 23;
|
strHour = "23";
|
}
|
}
|
}
|
// 格式化分
|
if (!strMinu.equals("")) {
|
int intMinu = Integer.parseInt(strMinu);
|
if (intMinu > 59) {
|
strMinu = "59";
|
intMinu = 59;
|
}
|
}
|
// 格式化秒
|
if (!strSec.equals("")) {
|
int intSec = Integer.parseInt(strSec);
|
if (intSec > 59) {
|
strSec = "59";
|
intSec = 59;
|
}
|
}
|
}
|
returnValue = strYear + strMonth + strDay + strHour + strMinu + strSec;
|
return returnValue;
|
} catch (Exception e) {
|
throw e;
|
}
|
}
|
|
|
public static Date StringToDate(String DATE1) {
|
DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
|
Date dt1 = null;
|
try {
|
dt1 = df.parse(DATE1);
|
} catch (Exception exception) {
|
exception.printStackTrace();
|
}
|
return dt1;
|
}
|
|
/**
|
* 获取输入格式的日期字符串，字符串遵循Oracle格式
|
*
|
* @param d
|
* - 日期
|
* @param format
|
* - 指定日期格式，格式的写法为Oracle格式
|
* @return 按指定的日期格式转换后的日期字符串
|
*/
|
public static String dateToString(Date d, String format) {
|
if (d == null)
|
return "";
|
Hashtable<Integer, String> h = new Hashtable<Integer, String>();
|
String javaFormat = new String();
|
String s = format.toLowerCase();
|
if (s.indexOf("yyyy") != -1)
|
h.put(new Integer(s.indexOf("yyyy")), "yyyy");
|
else if (s.indexOf("yy") != -1)
|
h.put(new Integer(s.indexOf("yy")), "yy");
|
if (s.indexOf("mm") != -1)
|
h.put(new Integer(s.indexOf("mm")), "MM");
|
|
if (s.indexOf("dd") != -1)
|
h.put(new Integer(s.indexOf("dd")), "dd");
|
if (s.indexOf("hh24") != -1)
|
h.put(new Integer(s.indexOf("hh24")), "HH");
|
if (s.indexOf("mi") != -1)
|
h.put(new Integer(s.indexOf("mi")), "mm");
|
if (s.indexOf("ss") != -1)
|
h.put(new Integer(s.indexOf("ss")), "ss");
|
|
int intStart = 0;
|
while (s.indexOf("-", intStart) != -1) {
|
intStart = s.indexOf("-", intStart);
|
h.put(new Integer(intStart), "-");
|
intStart++;
|
}
|
|
intStart = 0;
|
while (s.indexOf("/", intStart) != -1) {
|
intStart = s.indexOf("/", intStart);
|
h.put(new Integer(intStart), "/");
|
intStart++;
|
}
|
|
intStart = 0;
|
while (s.indexOf(" ", intStart) != -1) {
|
intStart = s.indexOf(" ", intStart);
|
h.put(new Integer(intStart), " ");
|
intStart++;
|
}
|
|
intStart = 0;
|
while (s.indexOf(":", intStart) != -1) {
|
intStart = s.indexOf(":", intStart);
|
h.put(new Integer(intStart), ":");
|
intStart++;
|
}
|
|
if (s.indexOf("年") != -1)
|
h.put(new Integer(s.indexOf("年")), "年");
|
if (s.indexOf("月") != -1)
|
h.put(new Integer(s.indexOf("月")), "月");
|
if (s.indexOf("日") != -1)
|
h.put(new Integer(s.indexOf("日")), "日");
|
if (s.indexOf("时") != -1)
|
h.put(new Integer(s.indexOf("时")), "时");
|
if (s.indexOf("分") != -1)
|
h.put(new Integer(s.indexOf("分")), "分");
|
if (s.indexOf("秒") != -1)
|
h.put(new Integer(s.indexOf("秒")), "秒");
|
|
int i = 0;
|
while (h.size() != 0) {
|
Enumeration<Integer> e = h.keys();
|
int n = 0;
|
while (e.hasMoreElements()) {
|
i = ((Integer) e.nextElement()).intValue();
|
if (i >= n)
|
n = i;
|
}
|
String temp = (String) h.get(new Integer(n));
|
h.remove(new Integer(n));
|
|
javaFormat = temp + javaFormat;
|
}
|
SimpleDateFormat df = new SimpleDateFormat(javaFormat, new DateFormatSymbols());
|
|
return df.format(d);
|
}
|
|
/**
|
* 获取输入格式的日期字符串，字符串遵循Oracle格式
|
*
|
* @param d
|
* - 日期
|
* @param format
|
* - 指定日期格式，格式的写法为Oracle格式
|
* @return 按指定的日期格式转换后的日期字符串
|
*/
|
public static String getDate(Date d, String format) {
|
if (d == null)
|
return "";
|
Hashtable<Integer, String> h = new Hashtable<Integer, String>();
|
String javaFormat = new String();
|
String s = format.toLowerCase();
|
if (s.indexOf("yyyy") != -1)
|
h.put(new Integer(s.indexOf("yyyy")), "yyyy");
|
else if (s.indexOf("yy") != -1)
|
h.put(new Integer(s.indexOf("yy")), "yy");
|
if (s.indexOf("mm") != -1)
|
h.put(new Integer(s.indexOf("mm")), "MM");
|
|
if (s.indexOf("dd") != -1)
|
h.put(new Integer(s.indexOf("dd")), "dd");
|
if (s.indexOf("hh24") != -1)
|
h.put(new Integer(s.indexOf("hh24")), "HH");
|
if (s.indexOf("mi") != -1)
|
h.put(new Integer(s.indexOf("mi")), "mm");
|
if (s.indexOf("ss") != -1)
|
h.put(new Integer(s.indexOf("ss")), "ss");
|
|
int intStart = 0;
|
while (s.indexOf("-", intStart) != -1) {
|
intStart = s.indexOf("-", intStart);
|
h.put(new Integer(intStart), "-");
|
intStart++;
|
}
|
|
intStart = 0;
|
while (s.indexOf("/", intStart) != -1) {
|
intStart = s.indexOf("/", intStart);
|
h.put(new Integer(intStart), "/");
|
intStart++;
|
}
|
|
intStart = 0;
|
while (s.indexOf(" ", intStart) != -1) {
|
intStart = s.indexOf(" ", intStart);
|
h.put(new Integer(intStart), " ");
|
intStart++;
|
}
|
|
intStart = 0;
|
while (s.indexOf(":", intStart) != -1) {
|
intStart = s.indexOf(":", intStart);
|
h.put(new Integer(intStart), ":");
|
intStart++;
|
}
|
|
if (s.indexOf("年") != -1)
|
h.put(new Integer(s.indexOf("年")), "年");
|
if (s.indexOf("月") != -1)
|
h.put(new Integer(s.indexOf("月")), "月");
|
if (s.indexOf("日") != -1)
|
h.put(new Integer(s.indexOf("日")), "日");
|
if (s.indexOf("时") != -1)
|
h.put(new Integer(s.indexOf("时")), "时");
|
if (s.indexOf("分") != -1)
|
h.put(new Integer(s.indexOf("分")), "分");
|
if (s.indexOf("秒") != -1)
|
h.put(new Integer(s.indexOf("秒")), "秒");
|
|
int i = 0;
|
while (h.size() != 0) {
|
Enumeration<Integer> e = h.keys();
|
int n = 0;
|
while (e.hasMoreElements()) {
|
i = ((Integer) e.nextElement()).intValue();
|
if (i >= n)
|
n = i;
|
}
|
String temp = (String) h.get(new Integer(n));
|
h.remove(new Integer(n));
|
|
javaFormat = temp + javaFormat;
|
}
|
SimpleDateFormat df = new SimpleDateFormat(javaFormat, new DateFormatSymbols());
|
|
return df.format(d);
|
}
|
|
/**
|
* 根据身份证号码获取年龄
|
*
|
* @param id
|
* 身份证号
|
* @throws Exception
|
* 身份证号错误时发生
|
* @return int - 年龄
|
*/
|
public static int getAge(String id) throws Exception {
|
int age = -1;
|
int length = id.length();
|
String birthday = "";
|
if (length == 15) {
|
birthday = id.substring(6, 8);
|
birthday = "19" + birthday;
|
} else if (length == 18) {
|
birthday = id.substring(6, 10);
|
} else {
|
throw new Exception("错误的身份证号");
|
}
|
int currentYear = Calendar.getInstance().get(Calendar.YEAR);
|
age = currentYear - (new Integer(birthday)).intValue();
|
return age;
|
}
|
|
/**
|
* 根据年龄获取出生年份
|
*
|
* @param age
|
* int 年龄
|
* @return Date - 出生年份
|
*/
|
public static java.sql.Date getDateByAge(int age) {
|
Calendar calendar = Calendar.getInstance(Locale.CHINESE);
|
@SuppressWarnings("unused")
|
long current = calendar.getTimeInMillis();
|
calendar.set(calendar.get(Calendar.YEAR) - age, calendar.get(Calendar.MONTH), calendar.get(Calendar.DATE));
|
return new java.sql.Date((calendar.getTimeInMillis()));
|
}
|
|
/**
|
* 比较两个日期(年月型，格式为YYYYMM)之间相差月份
|
*
|
* @param dealMonth
|
* - 开始年月
|
* @param alterMonth
|
* - 结束年月
|
* @return alterMonth-dealMonth相差的月数
|
*/
|
public static int calBetweenTwoMonth(String dealMonth, String alterMonth) {
|
int length = 0;
|
if ((dealMonth.length() != 6) || (alterMonth.length() != 6)) {
|
// 比较年月字符串的长度不正确
|
length = -1;
|
|
} else {
|
int dealInt = Integer.parseInt(dealMonth);
|
int alterInt = Integer.parseInt(alterMonth);
|
if (dealInt < alterInt) {
|
// 第一个年月变量应大于或等于第二个年月变量
|
length = -2;
|
} else {
|
int dealYearInt = Integer.parseInt(dealMonth.substring(0, 4));
|
int dealMonthInt = Integer.parseInt(dealMonth.substring(4, 6));
|
int alterYearInt = Integer.parseInt(alterMonth.substring(0, 4));
|
int alterMonthInt = Integer.parseInt(alterMonth.substring(4, 6));
|
length = (dealYearInt - alterYearInt) * 12 + (dealMonthInt - alterMonthInt);
|
}
|
}
|
return length;
|
}
|
|
/**
|
* 得到X分钟后的时间(时间格式)
|
*
|
* @param date
|
* @param minute
|
* @return
|
*/
|
public static Date getXMinuteAfterDate(Date date, int minute) {
|
Calendar now = Calendar.getInstance();
|
now.setTime(date);
|
now.set(Calendar.MINUTE, now.get(Calendar.MINUTE) + minute);
|
return now.getTime();
|
}
|
|
/**
|
* 得到两个日期之间相差的天数
|
*
|
* @param newDate
|
* 大的日期
|
* @param oldDate
|
* 小的日期
|
* @return newDate-oldDate相差的天数
|
*/
|
public static int daysBetweenDates(Date newDate, Date oldDate) {
|
long days = 0;
|
try {
|
long nDay = 0;
|
long oldDay = 0;
|
if (oldDate == null) {
|
oldDay = 0;
|
} else {
|
oldDay = oldDate.getTime();
|
}
|
if (newDate == null) {
|
nDay = 0;
|
} else {
|
nDay = newDate.getTime();
|
}
|
days = (nDay - oldDay) / 1000 / 60 / 60 / 24;
|
} catch (Exception e) {
|
// TODO: handle exception
|
}
|
|
return (int) days;
|
}
|
|
public static int daysBetweenDates11(Date newDate, Date oldDate) {
|
int days = 0;
|
Calendar calo = Calendar.getInstance();
|
Calendar caln = Calendar.getInstance();
|
calo.setTime(oldDate);
|
caln.setTime(newDate);
|
int oday = calo.get(Calendar.DAY_OF_YEAR);
|
int nyear = caln.get(Calendar.YEAR);
|
int oyear = calo.get(Calendar.YEAR);
|
while (nyear > oyear) {
|
calo.set(Calendar.MONTH, 11);
|
calo.set(Calendar.DATE, 31);
|
days = days + calo.get(Calendar.DAY_OF_YEAR);
|
oyear = oyear + 1;
|
calo.set(Calendar.YEAR, oyear);
|
}
|
int nday = caln.get(Calendar.DAY_OF_YEAR);
|
days = days + nday - oday;
|
return days;
|
}
|
|
/**
|
* 取得与原日期相差一定天数的日期，返回Date型日期
|
*
|
* @param date
|
* 原日期
|
* @param intBetween
|
* 相差的天数
|
* @return date加上intBetween天后的日期
|
*/
|
public static Date getDateBetween(Date date, int intBetween) {
|
Calendar calo = Calendar.getInstance();
|
calo.setTime(date);
|
calo.add(Calendar.DATE, intBetween);
|
return calo.getTime();
|
}
|
|
/**
|
* 按指定格式取得与原日期相差一定天数的日期，返回String型日期
|
*
|
* @param date
|
* 原日期
|
* @param intBetween
|
* 相差的日期
|
* @param strFromat
|
* 返回日期的格式
|
* @return date加上intBetween天后的日期
|
*/
|
public static String getDateBetween_String(Date date, int intBetween, String strFromat) {
|
Date dateOld = getDateBetween(date, intBetween);
|
return getDate(dateOld, strFromat);
|
}
|
|
/**
|
* 得到将年月型字符串增加1月后的日期字符串
|
*
|
* @param yearMonth
|
* yyyyMM格式
|
* @return yearMonth增加一个月后的日期，yyyyMM格式
|
*/
|
public static String increaseYearMonth(String yearMonth) {
|
int year = (new Integer(yearMonth.substring(0, 4))).intValue();
|
int month = (new Integer(yearMonth.substring(4, 6))).intValue();
|
month = month + 1;
|
if (month <= 12 && month >= 10)
|
{
|
return yearMonth.substring(0, 4) + (new Integer(month)).toString();
|
}
|
else if (month < 10)
|
{
|
return yearMonth.substring(0, 4) + "0" + (new Integer(month)).toString();
|
}
|
else{
|
// if(month>12)
|
return (new Integer(year + 1)).toString() + "0" + (new Integer(month - 12)).toString();
|
}
|
|
}
|
|
/**
|
* 得到将年月型字符串增加指定月数后的日期字符串
|
*
|
* @param yearMonth
|
* yyyyMM格式日期
|
* @param addMonth
|
* 增加指定月数
|
* @return yearMonth 增加addMonth个月后的日期，yyyyMM格式
|
*/
|
public static String increaseYearMonth(String yearMonth, int addMonth) {
|
int year = (new Integer(yearMonth.substring(0, 4))).intValue();
|
int month = (new Integer(yearMonth.substring(4, 6))).intValue();
|
month = month + addMonth;
|
year = year + month / 12;
|
month = month % 12;
|
if (month <= 12 && month >= 10)
|
return year + (new Integer(month)).toString();
|
else
|
return year + "0" + (new Integer(month)).toString();
|
|
}
|
|
/**
|
* 得到将年月型字符串减去1月后的日期字符串
|
*
|
* @param yearMonth
|
* - yyyyMM格式
|
* @return - yearMonth减少一个月的日期，yyyyMM格式
|
*/
|
public static String descreaseYearMonth(String yearMonth) {
|
int year = (new Integer(yearMonth.substring(0, 4))).intValue();
|
int month = (new Integer(yearMonth.substring(4, 6))).intValue();
|
month = month - 1;
|
if (month >= 10)
|
{
|
return yearMonth.substring(0, 4) + (new Integer(month)).toString();
|
}
|
else if (month > 0 && month < 10)
|
{
|
return yearMonth.substring(0, 4) + "0" + (new Integer(month)).toString();
|
}
|
else
|
{
|
// if(month>12)
|
return (new Integer(year - 1)).toString() + (new Integer(month + 12)).toString();
|
}
|
|
}
|
|
/**
|
* 得到将年月型字符串减去1月后的日期字符串
|
*
|
* @param yearMonthDay
|
* - yyyy-MM-dd格式
|
* @return - yearMonth减少一个月的日期，yyyy-MM-dd格式
|
*/
|
public static String descreaseYearMonth2(String yearMonthDay) {
|
int year = (new Integer(yearMonthDay.substring(0, 4))).intValue();
|
int month = (new Integer(yearMonthDay.substring(5, 7))).intValue();
|
String dd = yearMonthDay.substring(8, 10);
|
month = month - 1;
|
if (month >= 10)
|
return yearMonthDay.substring(0, 4) + "-" + (new Integer(month)).toString() + "-" + dd;
|
else if (month > 0 && month < 10)
|
return yearMonthDay.substring(0, 4) + "0" + "-" + (new Integer(month)).toString() + "-" + dd;
|
else
|
return (new Integer(year - 1)).toString() + "-" + (new Integer(month + 12)).toString() + "-" + dd;
|
|
}
|
|
/**
|
* 比较两个年月型日期的大小，日期格式为yyyyMM 两个字串6位，前4代表年，后2代表月， <br>
|
* IF 第一个代表的时间 > 第二个代表的时间，返回真，ELSE 返回假 <br>
|
*
|
* @param s1
|
* 日期1
|
* @param s2
|
* 日期2
|
* @return boolean 如果s1大于等于s2则返回真，否则返回假
|
*/
|
public static boolean yearMonthGreatEqual(String s1, String s2) {
|
String temp1 = s1.substring(0, 4);
|
String temp2 = s2.substring(0, 4);
|
String temp3 = s1.substring(4, 6);
|
String temp4 = s2.substring(4, 6);
|
|
if (Integer.parseInt(temp1) > Integer.parseInt(temp2))
|
return true;
|
else if (Integer.parseInt(temp1) == Integer.parseInt(temp2)) {
|
if (Integer.parseInt(temp3) >= Integer.parseInt(temp4))
|
return true;
|
else
|
return false;
|
} else
|
return false;
|
}
|
|
/**
|
* 比较两个年月型日期的大小，日期格式为yyyyMM 两个字串6位，前4代表年，后2代表月， <br>
|
* IF 第一个代表的时间 > 第二个代表的时间，返回真，ELSE 返回假 <br>
|
*
|
* @param s1
|
* 日期1
|
* @param s2
|
* 日期2
|
* @return boolean 如果s1大于s2则返回真，否则返回假
|
*/
|
public static boolean yearMonthGreater(String s1, String s2) {
|
String temp1 = s1.substring(0, 4);
|
String temp2 = s2.substring(0, 4);
|
String temp3 = s1.substring(4, 6);
|
String temp4 = s2.substring(4, 6);
|
|
if (Integer.parseInt(temp1) > Integer.parseInt(temp2))
|
return true;
|
else if (Integer.parseInt(temp1) == Integer.parseInt(temp2)) {
|
if (Integer.parseInt(temp3) > Integer.parseInt(temp4))
|
return true;
|
else
|
return false;
|
} else
|
return false;
|
}
|
|
/**
|
* 将日期型数据转换成Oracle要求的标准格式的字符串
|
*
|
* @param date
|
* 日期
|
* @return 格式化后的字符串
|
*/
|
public static String getOracleFormatDateStr(Date date) {
|
return getDate(date, "YYYY-MM-DD HH24:MI:SS");
|
}
|
|
/**
|
* 字串6位，前4代表年，后2代表月， 返回给定日期中的月份中的最后一天 param term(YYYYMMDD)
|
*
|
* @param term
|
* - 年月，格式为yyyyMM
|
* @return String 指定年月中该月份的天数
|
*/
|
public static String getLastDay(String term) {
|
|
int getYear = Integer.parseInt(term.substring(0, 4));
|
int getMonth = Integer.parseInt(term.substring(4, 6));
|
|
String getLastDay = "";
|
|
if (getMonth == 2) {
|
if (getYear % 4 == 0 && getYear % 100 != 0 || getYear % 400 == 0) {
|
getLastDay = "29";
|
} else {
|
getLastDay = "28";
|
}
|
} else if (getMonth == 4 || getMonth == 6 || getMonth == 9 || getMonth == 11) {
|
getLastDay = "30";
|
} else {
|
getLastDay = "31";
|
}
|
return String.valueOf(getYear) + "年" + String.valueOf(getMonth) + "月" + getLastDay + "日";
|
}
|
|
/**
|
* 返回两个年月(例如：200206)之间相差的月数，年月格式为yyyyMM
|
*
|
* @param strDateBegin
|
* - String
|
* @param strDateEnd
|
* String
|
* @return String strDateEnd-strDateBegin相差的月数
|
*/
|
public static String getMonthBetween(String strDateBegin, String strDateEnd) {
|
try {
|
int intMonthBegin;
|
int intMonthEnd;
|
String strOut;
|
if (strDateBegin.equals("") || strDateEnd.equals("") || strDateBegin.length() != 6
|
|| strDateEnd.length() != 6)
|
{
|
strOut = "";
|
}
|
else {
|
intMonthBegin = Integer.parseInt(strDateBegin.substring(0, 4)) * 12
|
+ Integer.parseInt(strDateBegin.substring(4, 6));
|
intMonthEnd = Integer.parseInt(strDateEnd.substring(0, 4)) * 12
|
+ Integer.parseInt(strDateEnd.substring(4, 6));
|
strOut = String.valueOf(intMonthBegin - intMonthEnd);
|
}
|
return strOut;
|
} catch (Exception e) {
|
return "0";
|
}
|
}
|
|
/**
|
* 将yyyyMMDD格式的日期转换为yyyy-MM-DD格式的日期 返回带'-'的日期(例如：20020612 转换为 2002-06-12)
|
*
|
* @param strDate
|
* String yyyyMMDD格式的日期
|
* @return String - yyyy-MM-DD格式的日期
|
*/
|
public static String getStrHaveAcross(String strDate) {
|
try {
|
return strDate.substring(0, 4) + "-" + strDate.substring(4, 6) + "-" + strDate.substring(6, 8);
|
} catch (Exception e) {
|
return strDate;
|
}
|
}
|
|
/**
|
* 取得当前日期的下一个月的第一天 add by yaojp 2002-10-08
|
*
|
* @return 当前日期的下个月的第一天，格式为yyyyMMDD
|
*/
|
public static String getFirstDayOfNextMonth() {
|
try {
|
return increaseYearMonth(getNowShortDate().substring(0, 6)) + "01";
|
} catch (Exception e) {
|
return "";
|
}
|
}
|
|
/**
|
* 取得当前日期的下一个月的第一天 add by zhouning 2006-09-13
|
*
|
* @return 当前日期的下个月的第一天，格式为yyyyMMDD
|
*/
|
public static String getFirstDayOfThisMonth() {
|
try {
|
return getNowShortDate().substring(0, 6) + "01";
|
} catch (Exception e) {
|
return "";
|
}
|
}
|
|
/**
|
* 将yyyyMM各式转换成yyyy年MM月格式
|
*
|
* @param yearMonth
|
* 年月类型的字符串
|
* @return String
|
*/
|
public static String getYearAndMonth(String yearMonth) {
|
if (null == yearMonth)
|
return "";
|
String ym = yearMonth.trim();
|
if (6 != ym.length())
|
return ym;
|
String year = ym.substring(0, 4);
|
String month = ym.substring(4);
|
return new StringBuffer(year).append("年").append(month).append("月").toString();
|
}
|
/**
|
* 将yyyyMM各式转换成yyyy年MM月格式
|
*
|
* @param date
|
* 年月类型的字符串
|
* @return String
|
*/
|
public static String getYear(Date date) {
|
if (null == date)
|
{
|
return "";
|
}
|
|
String ym = getPlusTime2(date).trim();
|
if (StringUtils.isBlank(ym))
|
{
|
return "";
|
}
|
String year = ym.substring(0, 4);
|
return year;
|
}
|
|
/**
|
* 将输入的Integer类型的月数转化成"X年X月"格式的字符串
|
*
|
* @param month
|
* Integer
|
* @return String
|
*/
|
public static String month2YearMonth(String month) {
|
String yearMonth = "";
|
int smonth = 0;
|
int year = 0;
|
int rmonth = 0;
|
|
if ((null == month) || ("0".equals(month)) || "".equals(month.trim())) {
|
return "0月";
|
}
|
|
smonth = Integer.parseInt(month);
|
year = smonth / 12;
|
rmonth = smonth % 12;
|
|
if (year > 0) {
|
yearMonth = year + "年";
|
}
|
if (rmonth > 0) {
|
yearMonth += rmonth + "个月";
|
}
|
|
return yearMonth;
|
}
|
|
/**
|
* 将yyyyMM各式转换成yyyy年MM月格式
|
*
|
* @param month
|
* 月
|
* @return 返回年月型格式的日期
|
*/
|
public static String getYearMonthByMonth(String month) {
|
if (null == month)
|
return null;
|
String ym = month.trim();
|
if (6 != ym.length())
|
return ym;
|
String year = ym.substring(0, 4);
|
@SuppressWarnings("unused")
|
String month1 = ym.substring(4);
|
return new StringBuffer(year).append("年").append(month).append("月").toString();
|
}
|
|
/**
|
* 得到将date增加指定月数后的date
|
*
|
* @param date
|
* 日期
|
* @param intBetween
|
* 增加的月份
|
* @return date 加上intBetween月数后的日期
|
*/
|
public static Date increaseMonth(Date date, int intBetween) {
|
Calendar calo = Calendar.getInstance();
|
calo.setTime(date);
|
calo.add(Calendar.MONTH, intBetween);
|
return calo.getTime();
|
}
|
|
/**
|
* 得到将date增加指定天数后的date
|
*
|
* @param date
|
* 日期
|
* @param intBetween
|
* 增加的天数
|
* @return date 加上intBetween天数后的日期
|
*/
|
public static Date increaseDay(Date date, int intBetween) {
|
if (date == null) {
|
return null;
|
}
|
Calendar calo = Calendar.getInstance();
|
calo.setTime(date);
|
calo.add(Calendar.DATE, intBetween);
|
return calo.getTime();
|
}
|
|
/**
|
* 得到将date增加指定年数后的date
|
*
|
* @param date
|
* 日期
|
* @param intBetween
|
* 增加的年数
|
* @return date加上intBetween年数后的日期
|
*/
|
public static Date increaseYear(Date date, int intBetween) {
|
Calendar calo = Calendar.getInstance();
|
calo.setTime(date);
|
calo.add(Calendar.YEAR, intBetween);
|
return calo.getTime();
|
}
|
|
/**
|
* 比较两个时间先后
|
*
|
* @param str1
|
* 传入的字符串
|
* @param str2
|
* 传入的字符串
|
* @return int negative integer, zero, or a positive integer as str1 is less
|
* than, equal to, or greater than str2
|
*/
|
public static int compareDate(String str1, String str2) {
|
SimpleDateFormat formatter = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
|
Date date1 = null, date2 = null;
|
try {
|
date1 = formatter.parse(str1);
|
date2 = formatter.parse(str2);
|
} catch (ParseException ex) {
|
ex.printStackTrace();
|
}
|
return date1.compareTo(date2);
|
}
|
|
/**
|
* 比较两个时间先后
|
*
|
* @param date1
|
* 传入的字符串
|
* @param date2
|
* 传入的字符串
|
* @return int negative integer, zero, or a positive integer as str1 is less
|
* than, equal to, or greater than str2
|
*/
|
public static int compareDate(Date date1, Date date2) {
|
if (date1 == null && date2 == null) {
|
return 0;
|
}
|
if (date1 == null) {
|
return -1;
|
}
|
if (date2 == null) {
|
return 1;
|
}
|
|
return date2.compareTo(date1);
|
}
|
|
public static int compare_date(Date dt1, Date dt2, Date dtime) {
|
try {
|
if (dtime.compareTo(dt1) >= 0 && dt2.compareTo(dtime) >= 0) {
|
return 1;
|
} else {
|
return -1;
|
}
|
} catch (Exception exception) {
|
exception.printStackTrace();
|
}
|
return 0;
|
}
|
|
public static int compareDate(String str1, Date date2) {
|
Date date1 = getDateByString(str1);
|
return date1.compareTo(date2);
|
}
|
|
public static int compareDate(String format, String str1, Date date2) {
|
Date date1 = null;
|
try {
|
date1 = fromStringToDate(format, str1);
|
} catch (Exception e) {
|
// TODO 自动生成 catch 块
|
e.printStackTrace();
|
}
|
return date1.compareTo(date2);
|
}
|
|
/**
|
* 根据传入的日期字符串转换成相应的日期对象，如果字符串为空或不符合日期格 式，则返回当前时间。
|
*
|
* @param strDate
|
* String 日期字符串
|
* @return java.sql.Timestamp 日期对象
|
*/
|
public static Timestamp getDateByString(String strDate) {
|
if (strDate.trim().equals("")) {
|
return new Timestamp(System.currentTimeMillis());
|
}
|
try {
|
strDate = getFormattedDate(strDate, "yyyy-MM-dd HH:mm:ss") + ".000000000";
|
return Timestamp.valueOf(strDate);
|
} catch (Exception ex) {
|
return new Timestamp(System.currentTimeMillis());
|
}
|
}
|
|
|
// /**
|
// * 根据参数名称，从request对象中取出该参数，并把该参数转换成GB2312编码的字符集。
|
// * @param request 请求对象
|
// * @param strParamName 参数名称
|
// * @return java.sql.Date 转换后的参数值
|
// * */
|
// public static java.sql.Timestamp getDateFromReqParam(HttpServletRequest
|
// request, String strParamName)
|
// {
|
// String strStr =
|
// StringUtil.getNotNullStr(request.getParameter(strParamName));
|
// return getDateByString(strStr);
|
// }
|
|
/**
|
* 得到当前日期，格式yyyy-MM-dd。
|
*
|
* @return String 格式化的日期字符串
|
*/
|
public static String getToday() {
|
Date cDate = new Date();
|
SimpleDateFormat cSimpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
|
return cSimpleDateFormat.format(cDate);
|
}
|
|
/**
|
* 得到当前日期，格式yyyy-MM-dd。
|
*
|
* @return String 格式化的日期字符串
|
*/
|
public static String getYesterday() {
|
Date cDate = new Date();
|
cDate.setTime(cDate.getTime() - 24 * 3600 * 1000);
|
SimpleDateFormat cSimpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
|
return cSimpleDateFormat.format(cDate);
|
}
|
|
/**
|
* 得到当前日期，格式yyyy-MM-dd。
|
*
|
* @return String 格式化的日期字符串
|
*/
|
public static String getTomorrow() {
|
Date cDate = new Date();
|
cDate.setTime(cDate.getTime() + 24 * 3600 * 1000);
|
SimpleDateFormat cSimpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
|
return cSimpleDateFormat.format(cDate);
|
}
|
|
/**
|
* 返回默认的功能生效的时间，1900/01/01。
|
*
|
* @return String 默认的实效时间字符串
|
*/
|
public static String getDefaultValidDate() {
|
return "1900-01-01";
|
}
|
|
/**
|
* 返回默认的功能失效的时间，2099/12/31。
|
*
|
* @return String 默认的实效时间字符串
|
*/
|
public static String getDefaultExpireDate() {
|
return "2099-12-31";
|
}
|
|
/**
|
* 得到当前日期时间,格式为yyyy-MM-dd hh:mm:ss.
|
*
|
* @return String
|
*/
|
public static String getCurrDateTime() {
|
Timestamp date = new Timestamp(System.currentTimeMillis());
|
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
|
return formatter.format(date);
|
}
|
|
/**
|
* 得到当前日期时间,格式为yyyy-MM-dd.
|
*
|
* @return String
|
*/
|
public static String getCurrDate() {
|
Timestamp date = new Timestamp(System.currentTimeMillis());
|
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
|
return formatter.format(date);
|
}
|
|
/**
|
* 得到指定的日期，如一年三个月零九天后(以yyyy/MM/dd格式显示)参数为("yyyy/MM/dd",1,3,9)
|
*
|
* @param strFormat
|
* strFormat
|
* @param iYear
|
* iYear
|
* @param iMonth
|
* iMonth
|
* @param iDate
|
* iDate
|
* @return String
|
*/
|
public static String getSpecDate(String strFormat, int iYear, int iMonth, int iDate) {
|
Calendar rightNow = Calendar.getInstance();
|
rightNow.set(Calendar.YEAR, rightNow.get(Calendar.YEAR) + iYear);
|
rightNow.set(Calendar.MONTH, rightNow.get(Calendar.MONTH) + iMonth);
|
rightNow.set(Calendar.DATE, rightNow.get(Calendar.DATE) + iDate);
|
SimpleDateFormat df = new SimpleDateFormat(strFormat);
|
return df.format(rightNow.getTime());
|
}
|
|
/**
|
* 对输入的日期字符串进行默认的格式yyyy-MM-dd HH:mm:ss转换。
|
*
|
* @param strDate
|
* String 需要进行格式化的日期字符串
|
* @return String 经过格式化后的字符串
|
*/
|
public static String getDefaultFormattedDate(String strDate) {
|
return getFormattedDate(strDate, "yyyy-MM-dd HH:mm:ss");
|
}
|
|
/**
|
* 对输入的日期进行默认的格式yyyy-MM-dd HH:mm:ss转换。
|
*
|
* @param dtDate
|
* 需要进行格式化的日期
|
* @return String 经过格式化后的字符串
|
*/
|
public static String getDefaultFormattedDate(Timestamp dtDate) {
|
return getFormattedDate(dtDate, "yyyy-MM-dd HH:mm:ss");
|
}
|
|
public static Timestamp getNullBirthDay() {
|
return new Timestamp(0);
|
}
|
|
/**
|
* 对输入的日期字符串按照默认的格式yyyy-MM-dd转换.
|
*
|
* @param strDate
|
* String 需要进行格式化的日期字符串
|
* @return String 经过格式化后的字符串
|
*/
|
public static String getFormattedDate(String strDate) {
|
return getFormattedDate(strDate, "yyyy-MM-dd");
|
}
|
|
/**
|
* 对输入的日期字符串进行格式化,如果输入的是0000/00/00 00:00:00则返回空串.
|
*
|
* @param strDate
|
* String 需要进行格式化的日期字符串
|
* @param strFormatTo
|
* String 要转换的日期格式
|
* @return String 经过格式化后的字符串
|
*/
|
public static String getFormattedDate(String strDate, String strFormatTo) {
|
if (strDate == null || strDate.trim().equals("")) {
|
return "";
|
}
|
strDate = strDate.replace('/', '-');
|
strFormatTo = strFormatTo.replace('/', '-');
|
if (strDate.equals("0000-00-00 00:00:00") || strDate.equals("1800-01-01 00:00:00")) {
|
return "";
|
}
|
String formatStr = strFormatTo; // "yyyyMMdd";
|
if (strDate == null || strDate.trim().equals("")) {
|
return "";
|
}
|
switch (strDate.trim().length()) {
|
case 6:
|
if (strDate.substring(0, 1).equals("0")) {
|
formatStr = "yyMMdd";
|
} else {
|
formatStr = "yyyyMM";
|
}
|
break;
|
case 8:
|
formatStr = "yyyyMMdd";
|
break;
|
case 10:
|
if (strDate.indexOf("-") == -1) {
|
formatStr = "yyyy/MM/dd";
|
} else {
|
formatStr = "yyyy-MM-dd";
|
}
|
break;
|
case 11:
|
if (strDate.getBytes().length == 14) {
|
formatStr = "yyyy年MM月dd日";
|
} else {
|
return "";
|
}
|
case 14:
|
formatStr = "yyyyMMddHHmmss";
|
break;
|
case 19:
|
if (strDate.indexOf("-") == -1) {
|
formatStr = "yyyy/MM/dd HH:mm:ss";
|
} else {
|
formatStr = "yyyy-MM-dd HH:mm:ss";
|
}
|
break;
|
case 21:
|
if (strDate.indexOf("-") == -1) {
|
formatStr = "yyyy/MM/dd HH:mm:ss.S";
|
} else {
|
formatStr = "yyyy-MM-dd HH:mm:ss.S";
|
}
|
break;
|
default:
|
return strDate.trim();
|
}
|
try {
|
SimpleDateFormat formatter = new SimpleDateFormat(formatStr);
|
Calendar calendar = Calendar.getInstance();
|
calendar.setTime(formatter.parse(strDate));
|
formatter = new SimpleDateFormat(strFormatTo);
|
return formatter.format(calendar.getTime());
|
} catch (Exception e) {
|
// Common.printLog("转换日期字符串格式时出错;" + e.getMessage());
|
return "";
|
}
|
}
|
|
/**
|
* 对输入的日期按照默认的格式yyyy-MM-dd转换.
|
*
|
* @param dtDate
|
* 需要进行格式化的日期字符串
|
* @return String 经过格式化后的字符串
|
*/
|
public static String getFormattedDate(Timestamp dtDate) {
|
return getFormattedDate(dtDate, "yyyy-MM-dd");
|
}
|
|
/**
|
* 对输入的日期进行格式化, 如果输入的日期是null则返回空串.
|
*
|
* @param dtDate
|
* java.sql.Timestamp 需要进行格式化的日期字符串
|
* @param strFormatTo
|
* String 要转换的日期格式
|
* @return String 经过格式化后的字符串
|
*/
|
public static String getFormattedDate(Timestamp dtDate, String strFormatTo) {
|
if (dtDate == null) {
|
return "";
|
}
|
if (dtDate.equals(new Timestamp(0))) {
|
return "";
|
}
|
strFormatTo = strFormatTo.replace('/', '-');
|
try {
|
SimpleDateFormat formatter = new SimpleDateFormat("yyyy");
|
if (Integer.parseInt(formatter.format(dtDate)) < 1900) {
|
return "";
|
} else {
|
formatter = new SimpleDateFormat(strFormatTo);
|
return formatter.format(dtDate);
|
}
|
} catch (Exception e) {
|
// Common.printLog("转换日期字符串格式时出错;" + e.getMessage());
|
return "";
|
}
|
}
|
|
/**
|
* 把秒数转换成hh:mm:ss格式
|
*
|
* @param lSecond
|
* long
|
* @return String
|
*/
|
public static String getTimeFormat(long lSecond) {
|
String szTime = new String();
|
|
if (lSecond <= 0) {
|
szTime = "00" + ":" + "00" + ":" + "00";
|
} else {
|
long hour = lSecond / 3600;
|
long minute = (lSecond - hour * 3600) / 60;
|
long second = (lSecond - hour * 3600 - minute * 60);
|
|
if (hour <= 0) {
|
szTime = "00";
|
} else if (hour < 10) {
|
szTime = "0" + String.valueOf(hour);
|
} else {
|
szTime = String.valueOf(hour);
|
}
|
szTime = szTime + ":";
|
|
if (minute <= 0) {
|
szTime = szTime + "00";
|
} else if (minute < 10) {
|
szTime = szTime + "0" + String.valueOf(minute);
|
} else {
|
szTime = szTime + String.valueOf(minute);
|
}
|
szTime = szTime + ":";
|
|
if (second <= 0) {
|
szTime = szTime + "00";
|
} else if (second < 10) {
|
szTime = szTime + "0" + String.valueOf(second);
|
} else {
|
szTime = szTime + String.valueOf(second);
|
}
|
}
|
|
return szTime;
|
}
|
|
public static String getFormattedDateUtil(Date dtDate, String strFormatTo) {
|
if (dtDate == null) {
|
return "";
|
}
|
strFormatTo = strFormatTo.replace('/', '-');
|
try {
|
SimpleDateFormat formatter = new SimpleDateFormat(strFormatTo);
|
return formatter.format(dtDate);
|
} catch (Exception e) {
|
// Common.printLog("转换日期字符串格式时出错;" + e.getMessage());
|
return "";
|
}
|
}
|
|
/**
|
* 得出两个日期之间的间隔天数
|
*
|
* @param strFromDate
|
* 格式为yyyy-MM-dd
|
* @param strToDate
|
* 格式为yyyy-MM-dd
|
* @return int
|
*/
|
public static long getBetweenDays(String strFromDate, String strToDate) {
|
long m_intervalday = 0;// 初始化时间间隔的值为0
|
// 使用的时间格式为yyyy-MM-dd
|
SimpleDateFormat m_simpledateformat = new SimpleDateFormat("yyyy-MM-dd");
|
try {
|
Date fromDate = m_simpledateformat.parse(strFromDate);
|
Date toDate = m_simpledateformat.parse(strToDate);
|
m_intervalday = toDate.getTime() - fromDate.getTime();// 计算所得为微秒数
|
m_intervalday = m_intervalday / 1000 / 60 / 60 / 24;// 计算所得的天数
|
|
return m_intervalday + 1;
|
} catch (Exception e) {
|
return Integer.MIN_VALUE;
|
}
|
}
|
|
// 原DateUtil方法
|
private static DateUtil instance = null;
|
|
private static final Locale local = Locale.ENGLISH;
|
|
public static synchronized DateUtil getInstance() {
|
if (instance == null) {
|
instance = new DateUtil();
|
}
|
return instance;
|
}
|
|
public static final long millisInDay = 86400000;
|
|
// some static date formats
|
private static SimpleDateFormat[] mDateFormats = loadDateFormats();
|
|
private static final SimpleDateFormat mFormat8chars = new SimpleDateFormat("yyyyMMdd");
|
|
private static final SimpleDateFormat mFormatIso8601Day = new SimpleDateFormat("yyyy-MM-dd");
|
|
private static final SimpleDateFormat mFormatIso8601 = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
|
|
// http://www.w3.org/Protocols/rfc822/Overview.html#z28
|
private static final SimpleDateFormat mFormatRfc822 = new SimpleDateFormat("EEE, d MMM yyyy HH:mm:ss z");
|
|
private static final SimpleDateFormat mFormatTradeEasy = new SimpleDateFormat("MM/dd/yyyy HH:mm");
|
|
private static final SimpleDateFormat mFormatTradeEasyMMddyyyy = new SimpleDateFormat("MM/dd/yyyy");
|
|
// add by huyanzhi
|
private static final SimpleDateFormat mFormatTradeEasyProduct = new SimpleDateFormat("dd/MM/yyyy");
|
// end
|
|
private static final SimpleDateFormat mFormatExpire = new SimpleDateFormat("MMMM dd, yyyy", local);
|
|
private static SimpleDateFormat[] loadDateFormats() {
|
SimpleDateFormat[] temp = {
|
// new SimpleDateFormat("MM/dd/yyyy hh:mm:ss.SSS a"),
|
new SimpleDateFormat("EEE MMM d HH:mm:ss z yyyy"),
|
// standard Date.toString() results
|
new SimpleDateFormat("M/d/yy hh:mm:ss"), new SimpleDateFormat("M/d/yyyy hh:mm:ss"),
|
new SimpleDateFormat("M/d/yy hh:mm a"), new SimpleDateFormat("M/d/yyyy hh:mm a"),
|
new SimpleDateFormat("M/d/yy HH:mm"), new SimpleDateFormat("M/d/yyyy HH:mm"),
|
new SimpleDateFormat("dd.MM.yyyy HH:mm:ss"), new SimpleDateFormat("yy-MM-dd HH:mm:ss.SSS"),
|
new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS"),
|
// standard Timestamp.toString() results
|
new SimpleDateFormat("M-d-yy HH:mm"), new SimpleDateFormat("M-d-yyyy HH:mm"),
|
new SimpleDateFormat("MM/dd/yyyy HH:mm:ss.SSS"), new SimpleDateFormat("M/d/yy"),
|
new SimpleDateFormat("M/d/yyyy"), new SimpleDateFormat("M-d-yy"), new SimpleDateFormat("M-d-yyyy"),
|
new SimpleDateFormat("MMMM d, yyyyy"), new SimpleDateFormat("MMM d, yyyyy") };
|
|
return temp;
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Gets the array of SimpleDateFormats that DateUtil knows about.
|
**/
|
private static SimpleDateFormat[] getFormats() {
|
return mDateFormats;
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns a Date set to the last possible millisecond of the day, just
|
* before midnight. If a null day is passed in, a new Date is created.
|
* midnight (00m 00h 00s)
|
*/
|
public static Date getEndOfDay(Date day) {
|
return getEndOfDay(day, Calendar.getInstance());
|
}
|
|
public static Date getEndOfDay(Date day, Calendar cal) {
|
if (day == null)
|
day = new Date();
|
cal.setTime(day);
|
cal.set(Calendar.HOUR_OF_DAY, cal.getMaximum(Calendar.HOUR_OF_DAY));
|
cal.set(Calendar.MINUTE, cal.getMaximum(Calendar.MINUTE));
|
cal.set(Calendar.SECOND, cal.getMaximum(Calendar.SECOND));
|
cal.set(Calendar.MILLISECOND, cal.getMaximum(Calendar.MILLISECOND));
|
return cal.getTime();
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns a Date set to the first possible millisecond of the day, just
|
* after midnight. If a null day is passed in, a new Date is created.
|
* midnight (00m 00h 00s)
|
*/
|
public static Date getStartOfDay(Date day) {
|
return getStartOfDay(day, Calendar.getInstance());
|
}
|
|
/**
|
* Returns a Date set to the first possible millisecond of the day, just
|
* after midnight. If a null day is passed in, a new Date is created.
|
* midnight (00m 00h 00s)
|
*/
|
public static Date getStartOfDay(Date day, Calendar cal) {
|
if (day == null)
|
day = new Date();
|
cal.setTime(day);
|
cal.set(Calendar.HOUR_OF_DAY, cal.getMinimum(Calendar.HOUR_OF_DAY));
|
cal.set(Calendar.MINUTE, cal.getMinimum(Calendar.MINUTE));
|
cal.set(Calendar.SECOND, cal.getMinimum(Calendar.SECOND));
|
cal.set(Calendar.MILLISECOND, cal.getMinimum(Calendar.MILLISECOND));
|
return cal.getTime();
|
}
|
|
/**
|
* Returns a Date set just to Noon, to the closest possible millisecond of
|
* the day. If a null day is passed in, a new Date is created. nnoon (00m
|
* 12h 00s)
|
*/
|
public static Date getNoonOfDay(Date day, Calendar cal) {
|
if (day == null)
|
{
|
day = new Date();
|
}
|
cal.setTime(day);
|
cal.set(Calendar.HOUR_OF_DAY, 12);
|
cal.set(Calendar.MINUTE, cal.getMinimum(Calendar.MINUTE));
|
cal.set(Calendar.SECOND, cal.getMinimum(Calendar.SECOND));
|
cal.set(Calendar.MILLISECOND, cal.getMinimum(Calendar.MILLISECOND));
|
return cal.getTime();
|
}
|
|
/**
|
* 根据传入的日期字符串转换成相应的日期对象，如果字符串为空或不符合日期格 式，则返回当前时间。
|
*
|
* @param strDate
|
* String 日期字符串
|
* @return java.util.Date 日期对象
|
*/
|
public static Date getDateFromString(String strDate) {
|
if (StringUtils.isEmpty(strDate)) {
|
return new Date(System.currentTimeMillis());
|
}
|
try {
|
return sdfLongTimePlus.parse(strDate);
|
} catch (Exception ex) {
|
return new Timestamp(System.currentTimeMillis());
|
}
|
}
|
public static Date getDateFromString2(String strDate) {
|
if (StringUtils.isEmpty(strDate)) {
|
return null;
|
}
|
try {
|
return sdfLongTimePlus.parse(strDate);
|
} catch (Exception ex) {
|
return null;
|
}
|
}
|
|
|
// -----------------------------------------------------------------------
|
public static Date parseFromFormats(String aValue) {
|
if (StringUtils.isEmpty(aValue))
|
return null;
|
|
// get DateUtil's formats
|
SimpleDateFormat formats[] = DateUtil.getFormats();
|
if (formats == null)
|
return null;
|
|
// iterate over the array and parse
|
Date myDate = null;
|
for (int i = 0; i < formats.length; i++) {
|
try {
|
myDate = DateUtil.parse(aValue, formats[i]);
|
// if (myDate instanceof Date)
|
return myDate;
|
} catch (Exception e) {
|
// do nothing because we want to try the next
|
// format if current one fails
|
}
|
}
|
// haven't returned so couldn't parse
|
return null;
|
}
|
|
// -----------------------------------------------------------------------
|
public static Timestamp parseTimestampFromFormats(String aValue) {
|
if (StringUtils.isEmpty(aValue))
|
{
|
return null;
|
}
|
|
// call the regular Date formatter
|
Date myDate = DateUtil.parseFromFormats(aValue);
|
if (myDate != null)
|
{
|
return new Timestamp(myDate.getTime());
|
}
|
return null;
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns a java.sql.Timestamp equal to the current time
|
**/
|
public static Timestamp now() {
|
return new Timestamp(System.currentTimeMillis());
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns a string the represents the passed-in date parsed according to
|
* the passed-in format. Returns an empty string if the date or the format
|
* is null.
|
**/
|
public static String format(Date aDate, SimpleDateFormat aFormat) {
|
if (aDate == null || aFormat == null) {
|
return "";
|
}
|
synchronized (aFormat) {
|
return aFormat.format(aDate);
|
}
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Tries to take the passed-in String and format it as a date string in the
|
* the passed-in format.
|
**/
|
public static String formatDateString(String aString, SimpleDateFormat aFormat) {
|
if (StringUtils.isEmpty(aString) || aFormat == null)
|
return "";
|
try {
|
Timestamp aDate = parseTimestampFromFormats(aString);
|
if (aDate != null) {
|
return DateUtil.format(aDate, aFormat);
|
}
|
} catch (Exception e) {
|
// Could not parse aString.
|
}
|
return "";
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns a Date using the passed-in string and format. Returns null if the
|
* string is null or empty or if the format is null. The string must match
|
* the format.
|
**/
|
public static Date parse(String aValue, SimpleDateFormat aFormat) throws ParseException {
|
if (StringUtils.isEmpty(aValue) || aFormat == null) {
|
return null;
|
}
|
|
return aFormat.parse(aValue);
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns true if endDate is after startDate or if startDate equals endDate
|
* or if they are the same date. Returns false if either value is null.
|
**/
|
public static boolean isValidDateRange(Date startDate, Date endDate) {
|
return isValidDateRange(startDate, endDate, true);
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns true if endDate is after startDate or if startDate equals
|
* endDate. Returns false if either value is null. If equalOK, returns true
|
* if the dates are equal.
|
**/
|
public static boolean isValidDateRange(Date startDate, Date endDate, boolean equalOK) {
|
// false if either value is null
|
if (startDate == null || endDate == null) {
|
return false;
|
}
|
|
if (equalOK) {
|
// true if they are equal
|
if (startDate.equals(endDate)) {
|
return true;
|
}
|
}
|
|
// true if endDate after startDate
|
if (endDate.after(startDate)) {
|
return true;
|
}
|
|
return false;
|
}
|
|
// -----------------------------------------------------------------------
|
// returns full timestamp format
|
public static SimpleDateFormat defaultTimestampFormat() {
|
return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns minimal date format
|
public static SimpleDateFormat get8charDateFormat() {
|
return DateUtil.mFormat8chars;
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns minimal date format
|
public static SimpleDateFormat defaultDateFormat() {
|
return DateUtil.friendlyDateFormat(true);
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method
|
public static String defaultTimestamp(Date date) {
|
return DateUtil.format(date, DateUtil.defaultTimestampFormat());
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method
|
public static String defaultDate(Date date) {
|
return DateUtil.format(date, DateUtil.defaultDateFormat());
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns long friendly timestamp format
|
public static SimpleDateFormat friendlyTimestampFormat() {
|
return new SimpleDateFormat("dd.MM.yyyy HH:mm:ss");
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns long friendly formatted timestamp
|
public static String friendlyTimestamp(Date date) {
|
return DateUtil.format(date, DateUtil.friendlyTimestampFormat());
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns long friendly formatted timestamp
|
public static String format8chars(Date date) {
|
return DateUtil.format(date, mFormat8chars);
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns long friendly formatted timestamp
|
public static String formatIso8601Day(Date date) {
|
return DateUtil.format(date, mFormatIso8601Day);
|
}
|
|
public static String formatIso8601Day(Timestamp timestamp) {
|
Calendar calendar = Calendar.getInstance();
|
calendar.setTimeInMillis(timestamp.getTime());
|
return DateUtil.format(calendar.getTime(), mFormatIso8601Day);
|
}
|
|
public static String formatTradeEasy(Date date) {
|
return DateUtil.format(date, mFormatTradeEasy);
|
}
|
|
// add by huyanzhi
|
public static String formatTradeEasyProduct(Date date) {
|
return DateUtil.format(date, mFormatTradeEasyProduct);
|
}
|
|
//
|
|
public static String formatFormatTradeEasyMMddyyyy(Date date) {
|
return DateUtil.format(date, mFormatTradeEasyMMddyyyy);
|
}
|
|
public static String formatTradeEasy(Timestamp timestamp) {
|
Calendar calendar = Calendar.getInstance();
|
calendar.setTimeInMillis(timestamp.getTime());
|
return DateUtil.format(calendar.getTime(), mFormatTradeEasy);
|
}
|
|
// -----------------------------------------------------------------------
|
public static String formatRfc822(Date date) {
|
return DateUtil.format(date, mFormatRfc822);
|
}
|
|
public static String formatExpire(Date date) {
|
return DateUtil.format(date, mFormatExpire);
|
}
|
|
// -----------------------------------------------------------------------
|
// This is a hack, but it seems to work
|
public static String formatIso8601(Date date) {
|
if (date == null)
|
return "";
|
|
// Add a colon 2 chars before the end of the string
|
// to make it a valid ISO-8601 date.
|
|
String str = DateUtil.format(date, mFormatIso8601);
|
StringBuffer sb = new StringBuffer();
|
sb.append(str.substring(0, str.length() - 2));
|
sb.append(":");
|
sb.append(str.substring(str.length() - 2));
|
return sb.toString();
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method returns minimal date format
|
public static SimpleDateFormat minimalDateFormat() {
|
return DateUtil.friendlyDateFormat(true);
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method using minimal date format
|
public static String minimalDate(Date date) {
|
return DateUtil.format(date, DateUtil.minimalDateFormat());
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method that returns friendly data format
|
// using full month, day, year digits.
|
public static SimpleDateFormat fullDateFormat() {
|
return DateUtil.friendlyDateFormat(false);
|
}
|
|
// -----------------------------------------------------------------------
|
public static String fullDate(Date date) {
|
return DateUtil.format(date, DateUtil.fullDateFormat());
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Returns a "friendly" date format.
|
*
|
* @param minimalFormat
|
* Should the date format allow single digits.
|
**/
|
public static SimpleDateFormat friendlyDateFormat(boolean minimalFormat) {
|
if (minimalFormat) {
|
return new SimpleDateFormat("d.M.yy");
|
}
|
|
return new SimpleDateFormat("dd.MM.yyyy");
|
}
|
|
// -----------------------------------------------------------------------
|
/**
|
* Format the date using the "friendly" date format.
|
*/
|
public static String friendlyDate(Date date, boolean minimalFormat) {
|
return DateUtil.format(date, DateUtil.friendlyDateFormat(minimalFormat));
|
}
|
|
// -----------------------------------------------------------------------
|
// convenience method
|
public static String friendlyDate(Date date) {
|
return DateUtil.format(date, DateUtil.friendlyDateFormat(true));
|
}
|
|
public static Date parseFormatIso8601Date(String date) throws Exception {
|
Date returnDate = null;
|
try {
|
returnDate = mFormatIso8601Day.parse(date);
|
} catch (Exception e) {
|
throw e;
|
}
|
return returnDate;
|
}
|
|
// add by huyanzhi
|
@SuppressWarnings("deprecation")
|
public static String addDate(String date, String type, int into) throws Exception {
|
String Sdate = "";
|
try {
|
GregorianCalendar grc = new GregorianCalendar();
|
grc.setTime(new Date(date));
|
if (type.equals("D")) {
|
grc.add(GregorianCalendar.DATE, into);
|
} else if (type.equals("M")) {
|
grc.add(GregorianCalendar.MONTH, into);
|
} else if (type.equals("Y")) {
|
grc.add(GregorianCalendar.YEAR, into);
|
}
|
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
|
Sdate = new String(formatter.format(grc.getTime()));
|
} catch (Exception e) {
|
throw e;
|
}
|
return Sdate;
|
}
|
|
@SuppressWarnings("deprecation")
|
public static String addDate(String date, String into) throws Exception {
|
String Sdate = "";
|
try {
|
date = date.replaceAll("-", "/");
|
date = date.substring(0, date.length() - 2);
|
GregorianCalendar grc = new GregorianCalendar();
|
grc.setTime(new Date(date));
|
grc.add(GregorianCalendar.DATE, Integer.parseInt(into));
|
SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
|
Sdate = new String(formatter.format(grc.getTime()));
|
} catch (Exception e) {
|
throw e;
|
}
|
return Sdate;
|
}
|
|
public static String formatDate(Date date, String pattern) {
|
if (date == null) {
|
return null;
|
}
|
if (pattern == null || pattern.equals("") || pattern.equals("null")) {
|
pattern = "yyyy-MM-dd";
|
}
|
SimpleDateFormat sdf = new SimpleDateFormat(pattern);
|
return sdf.format(date);
|
}
|
|
//
|
|
@SuppressWarnings("deprecation")
|
public static String addValidateDate(String date, String into) throws Exception {
|
String Sdate = "";
|
try {
|
date = date.replaceAll("-", "/");
|
date = date.substring(0, date.length() - 2);
|
GregorianCalendar grc = new GregorianCalendar();
|
grc.setTime(new Date(date));
|
grc.add(GregorianCalendar.DATE, Integer.parseInt(into));
|
Sdate = new String(mFormatExpire.format(grc.getTime()));
|
} catch (Exception e) {
|
throw e;
|
}
|
return Sdate;
|
}
|
|
public static String addDayToStringDate(String formate, String strDate, String days) {
|
String stringDate = null;
|
try {
|
Date date = fromStringToDate(formate, strDate);
|
long now = date.getTime() + (long) Integer.parseInt(days) * DAY_IN_MILLISECOND;
|
|
stringDate = getFomartDate(new Date(now), formate);
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
}
|
|
return stringDate;
|
}
|
|
public static Date addDayToStringDate2(String formate, String strDate, String days) {
|
Date date = null;
|
try {
|
date = fromStringToDate(formate, strDate);
|
long now = date.getTime() + (long) Integer.parseInt(days) * DAY_IN_MILLISECOND;
|
|
date = new Date(now);
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
}
|
|
return date;
|
}
|
|
public static Date dateDayAdd(Date date, int days) {
|
long now = date.getTime() + (long) days * DAY_IN_MILLISECOND;
|
return new Date(now);
|
}
|
|
/**
|
*
|
* 字符串形式转化为Date类型 String类型按照format格式转为Date类型
|
**/
|
public static Date fromStringToDate(String format, String dateTime) {
|
Date date = null;
|
try {
|
|
SimpleDateFormat sdf = new SimpleDateFormat(format);
|
date = sdf.parse(dateTime);
|
}catch (Exception e){
|
|
}
|
|
return date;
|
}
|
|
/**
|
*
|
* 字符串形式转化为Date类型 String类型按照format格式转为Date类型
|
**/
|
public static Date fromStringToDate(Date date) throws ParseException {
|
return sdfLongTimePlus.parse(sdfLongTimePlus.format(date));
|
}
|
|
public static void main(String[] args) {
|
try {
|
// Date date = getISO8601DateByStr("2024-04-15T07:46:36.014+08:00");
|
// Date date1 = getISO8601DateByStr("2024-06-14T08:46:36.014+08:00");
|
// System.out.println(DateUtil.afterMinutesDate(-5));
|
|
|
DateUtil.getBeforMonth(new Date(),12);
|
|
// Date startTime = DateUtil.StringToDate("2024-05-01 08:00:00" ,"yyyy-MM-dd HH:mm:ss");
|
// Date endTime = DateUtil.StringToDate("2024-05-01 17:00:00" ,"yyyy-MM-dd HH:mm:ss");
|
// Long intervalTime = 35L;
|
//
|
//
|
// DateUtil.checkDateInterval( startTime.toInstant()
|
// .atZone(ZoneId.systemDefault())
|
// .toLocalDateTime(), endTime.toInstant()
|
// .atZone(ZoneId.systemDefault())
|
// .toLocalDateTime(),intervalTime);
|
|
} catch (Exception ex) {
|
ex.printStackTrace();
|
}
|
}
|
|
/**
|
*
|
* <br>
|
* <b>功能：</b>返回时分秒:HHmmss<br>
|
* <b>作者：</b>www.doumee.com<br>
|
* <b>日期：</b> Aug 26, 2013 <br>
|
*
|
* @param date
|
* @return
|
*/
|
public static Integer getTimeFormatIntger(Date date) {
|
if (date == null) {
|
return 0;
|
}
|
String strTemp = DateUtil.getFomartDate(date, "yyyyMMddHHmmss");
|
String nowTime = strTemp.substring(8, 14);
|
return Integer.valueOf(nowTime);
|
}
|
|
public static String getNowDayStr(Date date) {
|
if (date == null) {
|
return "";
|
}
|
|
Calendar c = Calendar.getInstance();
|
int i = c.get(Calendar.DAY_OF_WEEK);
|
System.out.println(i);
|
// String strTemp = DateUtil.getFomartDate(date, "yyyyMMddHHmmss");
|
// String nowTime = strTemp.substring(8,14);
|
return "";
|
}
|
|
/**
|
* @param format
|
* 日期格式
|
* @return String
|
* @author zhangyong
|
* @return String
|
*/
|
public static String toDayToStr(String format) {
|
try {
|
Date now = new Date();
|
return DateToStr(now, format) + " " + getWeekOfDate(now);
|
} catch (Exception e) {
|
System.out.println("Date 转 String 类型失败: " + e);
|
return null;
|
}
|
}
|
|
/**
|
* @param date
|
* @param format
|
* 日期格式
|
* @return String
|
* @author zhangyong
|
* @return String
|
*/
|
public static String DateToStr(Date date, String format) {
|
try {
|
SimpleDateFormat sdf = new SimpleDateFormat(format);
|
return sdf.format(date);
|
} catch (Exception e) {
|
System.out.println("Date 转 String 类型失败: " + e);
|
return null;
|
}
|
}
|
|
/**
|
* @author zhangyong
|
* @return DATE 型加具体的天数
|
*
|
* @param date
|
* date, int days
|
*/
|
public static Date dateAddDays(Date date, int days) {
|
long now = date.getTime() + (long) days * DAY_IN_MILLISECOND;
|
return new Date(now);
|
}
|
|
/**
|
* @return 将DATE 转换成字符性日期格式
|
* @author zhangyong
|
* @param date
|
* date,String fFormatStr eg:yyyy-MM-dd HH:mm:ss
|
*/
|
public static String dateTypeToString(Date date, String fFormatStr) {
|
// yyyy-MM-dd HH:mm:ss
|
SimpleDateFormat dateformat = new SimpleDateFormat(fFormatStr);
|
String strDate = dateformat.format(date);
|
return strDate;
|
}
|
|
/**
|
* @param fFormatStr
|
* -MM-dd
|
* @author zhangyong
|
* @获取当前的系统时间，并按照固定的格式初始话
|
*/
|
public static String getStringOfNowDate(String fFormatStr) {
|
String nowDateString = dateTypeToString(new Date(), fFormatStr);
|
return nowDateString;
|
}
|
|
/**
|
* @ author zhangyong @ 获取当月的第一天，2009-05-01
|
*/
|
public static String getStringOfFirstDayInMonth() {
|
Date date = new Date();
|
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM");
|
String temp = sdf.format(date);
|
String firstDayInMoth = "";
|
firstDayInMoth = temp + "-01";
|
|
return firstDayInMoth;
|
|
}
|
|
/**
|
* 获取当前日期是星期几<br>
|
*
|
* @param dt
|
* @return 当前日期是星期几
|
*/
|
public static String getWeekOfDate(Date dt) {
|
String[] weekDays = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };
|
Calendar cal = Calendar.getInstance();
|
cal.setTime(dt);
|
|
int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
|
if (w < 0)
|
{
|
w = 0;
|
}
|
|
return weekDays[w];
|
}
|
|
/**
|
* 获取星期数
|
*
|
* @param dt
|
* @return
|
*/
|
public static int getWeekNumOfDate(Date dt) {
|
Calendar cal = Calendar.getInstance();
|
cal.setTime(dt);
|
|
int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
|
if (w <= 0)
|
w = 7;
|
|
return w;
|
}
|
|
public static Long twoDaysBetween(Date beginDate, Date endDate) throws ParseException {
|
long minute = (endDate.getTime() - beginDate.getTime()) / (60 * 1000);
|
return minute;
|
}
|
|
/**
|
* 取两月以前的1好
|
*
|
* @return
|
*/
|
public static Date initDateByTwoMonthAgo() {
|
Calendar calendar = Calendar.getInstance();
|
calendar.setTime(new Date());
|
calendar.set(Calendar.DAY_OF_MONTH, 1);
|
calendar.set(Calendar.HOUR_OF_DAY, 0);
|
calendar.set(Calendar.MINUTE, 0);
|
calendar.set(Calendar.SECOND, 0);
|
calendar.add(Calendar.MONTH, -2);// 月份减1
|
return calendar.getTime();
|
}
|
|
/**
|
* 某时间增加指定天数后的日期
|
*
|
* @return
|
*/
|
public static Date addDaysToDate(Date date, int days) {
|
Calendar calendar = Calendar.getInstance();
|
calendar.setTime(date);
|
calendar.add(Calendar.DATE, days);//
|
return calendar.getTime();
|
}
|
|
public static String afterDateToStr(Integer days){
|
Date date = new Date();
|
Long l = date.getTime()+1000*60*60*24*days;
|
date.setTime(l);
|
return DateToStr(date, "yyyyMMdd");
|
}
|
|
public static String afterDateHourToStr(Integer hour){
|
Date date = new Date();
|
Long l = date.getTime()+1000*60*60*hour;
|
date.setTime(l);
|
return DateToStr(date, "yyyyMMdd");
|
}
|
|
public static String beforeDateToStr(Integer days){
|
Date date = new Date();
|
Long l = date.getTime()-1000*60*60*24*days;
|
date.setTime(l);
|
return DateToStr(date, "yyyyMMdd");
|
}
|
|
public static String getLongDate(Date date) {
|
return DateToString(date, "yyyyMMddHHmmss");
|
}
|
|
public static String DateToString(Date date, String dateStyle) {
|
String dateString = null;
|
if (dateStyle != null) {
|
dateString = DateToStringDtl(date, dateStyle);
|
}
|
return dateString;
|
}
|
|
public static String DateToStringDtl(Date date, String parttern) {
|
String dateString = null;
|
if (date != null) {
|
try {
|
dateString = getDateFormat(parttern).format(date);
|
} catch (Exception e) {
|
}
|
}
|
return dateString;
|
}
|
|
/**
|
* 获取SimpleDateFormat
|
*
|
* @param parttern 日期格式
|
* @return SimpleDateFormat对象
|
* @throws RuntimeException 异常：非法日期格式
|
*/
|
private static SimpleDateFormat getDateFormat(String parttern) throws RuntimeException {
|
return new SimpleDateFormat(parttern);
|
}
|
|
|
/**
|
* X 分钟后时间
|
* @param minutes
|
* @return
|
*/
|
public static Date afterMinutesDate(Integer minutes){
|
Date date = new Date();
|
Calendar cal = Calendar.getInstance();
|
cal.setTime(date);
|
cal.add(Calendar.MINUTE,minutes);
|
return cal.getTime();
|
}
|
|
/**
|
* X 分钟后时间
|
* @param minutes
|
* @return
|
*/
|
public static Date afterMinutesDate(Date date,Integer minutes){
|
Calendar cal = Calendar.getInstance();
|
cal.setTime(date);
|
cal.add(Calendar.MINUTE,minutes);
|
return cal.getTime();
|
}
|
|
/**
|
* LocalDateTime to date
|
* @param now
|
* @return
|
*/
|
public static LocalDateTime toDateLocalDateTime(Date now){
|
return LocalDateTime.ofInstant(now.toInstant(),ZoneId.systemDefault());
|
}
|
|
|
/**
|
* LocalDateTime to date
|
* @param localDateTime
|
* @return
|
*/
|
public static Date toDate(LocalDateTime localDateTime){
|
Date from = Date.from(localDateTime.atZone(ZoneId.systemDefault()).toInstant());
|
return from;
|
}
|
|
/**
|
* h获取本周星期一
|
*
|
* @return
|
*/
|
public static LocalDateTime getMonday(){
|
LocalDate date = LocalDateTime.of(LocalDate.now(), LocalTime.MIN).with(DayOfWeek.MONDAY).toLocalDate();
|
LocalDateTime dateTime = date.atTime(0, 0, 0);
|
return dateTime;
|
}
|
|
/**
|
* 获取本周星期天
|
*
|
* @return
|
*/
|
public static LocalDateTime getSunday(){
|
LocalDate date = LocalDateTime.of(LocalDate.now(), LocalTime.MIN).with(DayOfWeek.SUNDAY).toLocalDate();
|
LocalDateTime dateTime = date.atTime(23, 59, 59);
|
return dateTime;
|
}
|
|
/**
|
* 获取月第一
|
*
|
* @return
|
*/
|
public static LocalDateTime getMonthFirst(){
|
LocalDateTime firstDayOfMonth = LocalDateTime.of(LocalDate.from(LocalDateTime.now().with(TemporalAdjusters.firstDayOfMonth())), LocalTime.MIN);
|
return firstDayOfMonth;
|
}
|
|
/**
|
* 获取月最后一天
|
*
|
* @return
|
*/
|
public static LocalDateTime getMonthLast(){
|
LocalDateTime lastDayOfMonth = LocalDateTime.of(LocalDate.from(LocalDateTime.now().with(TemporalAdjusters.lastDayOfMonth())), LocalTime.of(23, 59, 59));
|
return lastDayOfMonth;
|
}
|
|
public static Date StringToDate(String date, String parttern) {
|
Date myDate = null;
|
if (date != null) {
|
try {
|
myDate = getDateFormat(parttern).parse(date);
|
} catch (Exception e) {
|
}
|
}
|
return myDate;
|
}
|
|
public static List<String> getDayByMonth(String yearMonth){
|
List<String> data = new ArrayList<>();
|
try {
|
Calendar c = Calendar.getInstance();
|
c.setTime(DateUtil.StringToDate(yearMonth+"-01" ,"yyyy-MM-dd"));
|
// 获取本月的总天数
|
int dayCount = c.getActualMaximum(Calendar.DAY_OF_MONTH);
|
// 定义时间格式
|
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
|
// 开始日期为当前年月拼接1号
|
Date startDate = sdf.parse(yearMonth + "-01");
|
// 结束日期为当前年月拼接该月最大天数
|
Date endDate = sdf.parse(yearMonth + "-" + dayCount);
|
// 设置calendar的开始日期
|
c.setTime(startDate);
|
// 当前时间小于等于设定的结束时间
|
while(c.getTime().compareTo(endDate) <= 0){
|
String time = sdf.format(c.getTime());
|
data.add(time);
|
// 当前日期加1
|
c.add(Calendar.DATE, 1);
|
}
|
} catch (ParseException e) {
|
e.printStackTrace();
|
}
|
return data;
|
}
|
|
public static Week getWeek(Date date) {
|
Week week = null;
|
Calendar calendar = Calendar.getInstance();
|
calendar.setTime(date);
|
int weekNumber = calendar.get(Calendar.DAY_OF_WEEK) - 1;
|
switch (weekNumber) {
|
case 0:
|
week = Week.SUNDAY;
|
break;
|
case 1:
|
week = Week.MONDAY;
|
break;
|
case 2:
|
week = Week.TUESDAY;
|
break;
|
case 3:
|
week = Week.WEDNESDAY;
|
break;
|
case 4:
|
week = Week.THURSDAY;
|
break;
|
case 5:
|
week = Week.FRIDAY;
|
break;
|
case 6:
|
week = Week.SATURDAY;
|
break;
|
}
|
return week;
|
}
|
|
/**
|
* 时间转义带时区 入参格式 2022-09-13T00:53:03.000+00:00
|
* @param timeEscape
|
* @return
|
* @throws ParseException
|
*/
|
public static String timeEscape(String timeEscape) throws ParseException {
|
SimpleDateFormat startDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSX", Locale.US);
|
SimpleDateFormat startDateFormat1 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
|
String time = startDateFormat1.format(startDateFormat.parse(timeEscape));
|
System.out.println(time);
|
return time;
|
}
|
|
|
|
public static List<LocalDateTime> checkDateInterval(LocalDateTime localStartTime,LocalDateTime localEndTime,Long interval){
|
List<LocalDateTime> segments = new ArrayList<>();
|
LocalDateTime current = localStartTime;
|
while (current.isBefore(localEndTime)) {
|
segments.add(current);
|
current = current.plus(interval, ChronoUnit.MINUTES);
|
}
|
return segments;
|
|
}
|
|
/**
|
* 获取X天后的日期
|
* @param date
|
* @param beforDays 明天 -1 昨天 1
|
* @return
|
*/
|
public static String getBeforDay(Date date,Integer beforDays){
|
ZonedDateTime zonedDateTime = date.toInstant().atZone(ZoneId.systemDefault());
|
// 转换为java.time.LocalDate,计算x天的日期
|
LocalDate dateBeforeDay = zonedDateTime.toLocalDate().minusDays(beforDays);
|
return dateBeforeDay.toString();
|
}
|
|
|
}
|
