package edu.zzuli.util;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import edu.zzuli.common.MisException;
public class DateUtil {
/**
* 名称：long2StrDate 功能：该函数将8位或12位或14位的数值型日期时间转换为10位或16位或19带格式的日期时间 型如：
* 20040101 转换为 2004/01/01 或 200401010101 转换为 2004/01/01 01:01 或
* 20040101010101 转换为 2004/01/01 01:01:01 输入参数：Long date 十二位或十四位的数字日期时间
* 返回参数：String fmDate 16位或19位带格式的日期
*/
public static String long2StrDate(String date) {
if (date == null || date.equals(""))
return "";
else
return long2StrDate(Long.valueOf(date));
}
public static String int2StrDate(Integer date) {
if (date == null)
return "";
return long2StrDate(Long.valueOf(date));
}
public static String long2StrDate(Number date) {
String fmDate = new String();
if (date == null) {
fmDate = "";
} else {
fmDate = date.toString();
String year = "";
String month = "";
String day = "";
String hour = "";
String minute = "";
// 日期格式不合法则转化为空串
if (fmDate.length() < 8) {
fmDate = "";
}
if (fmDate.length() >= 8) {
year = fmDate.substring(0, 4);
month = fmDate.substring(4, 6);
day = fmDate.substring(6, 8);
fmDate = year + "/" + month + "/" + day;
}
if ((date.toString()).length() >= 12) {
hour = (date.toString()).substring(8, 10);
minute = (date.toString()).substring(10, 12);
fmDate = fmDate + " " + hour + ":" + minute;
}
if ((date.toString()).length() == 14) {
fmDate = fmDate + ":" + (date.toString()).substring(12, 14);
}
}
return fmDate;
}
public static String int2StrOnlyDate(Number date) {
String fmDate = new String();
if (date == null) {
fmDate = "";
} else {
String year = "";
String month = "";
String day = "";
fmDate = date.toString();
if (fmDate.length() < 8) {
fmDate = "";
}
if (fmDate.length() >= 8) {
year = fmDate.substring(0, 4);
month = fmDate.substring(4, 6);
day = fmDate.substring(6, 8);
fmDate = year + "/" + month + "/" + day;
}
}
return fmDate;
}
public static String int2StrCnDate(Integer date) {
if (date == null)
return "";
return long2StrCnDate(Long.valueOf(date));
}
public static String long2StrCnDate(Long date) {
String fmDate = new String();
if (date == null) {
fmDate = "";
} else {
fmDate = date.toString();
String year = "";
String month = "";
String day = "";
String hour = "";
String minute = "";
// 日期格式不合法则转化为空串
if (fmDate.length() < 8) {
fmDate = "";
}
if (fmDate.length() >= 8) {
year = fmDate.substring(0, 4);
month = fmDate.substring(4, 6);
day = fmDate.substring(6, 8);
fmDate = year + "年" + month + "月" + day + "日";
}
if ((date.toString()).length() >= 10) {
hour = (date.toString()).substring(8, 10);
fmDate = fmDate + hour + "时";
}
if ((date.toString()).length() >= 12) {
minute = (date.toString()).substring(10, 12);
fmDate = fmDate + minute + "分";
}
if ((date.toString()).length() == 14) {
fmDate = fmDate + (date.toString()).substring(12, 14) + "秒";
}
}
return fmDate;
}
public static String long2StrCnDate(Number date) {
String fmDate = new String();
if (date == null) {
fmDate = "";
} else {
fmDate = String.valueOf(date.longValue());
String year = "";
String month = "";
String day = "";
String hour = "";
String minute = "";
// 日期格式不合法则转化为空串
if (fmDate.length() < 8) {
fmDate = "";
}
if (fmDate.length() >= 8) {
year = fmDate.substring(0, 4);
month = fmDate.substring(4, 6);
day = fmDate.substring(6, 8);
fmDate = year + "年" + month + "月" + day + "日";
}
if ((date.toString()).length() >= 12) {
hour = (date.toString()).substring(8, 10);
minute = (date.toString()).substring(10, 12);
fmDate = fmDate + hour + "时" + minute + "分";
}
if ((date.toString()).length() == 14) {
fmDate = fmDate + (date.toString()).substring(12, 14) + "秒";
}
}
return fmDate;
}
public static String long2StrCnDate(Number date, int length) {
if (date != null) {
Long l = Long.valueOf(String.valueOf(date.longValue()).substring(0,
length));
return long2StrCnDate(l);
}
return null;
}
/**
* 名称：str2LongDate 功能：该函数将10位或16位或19位带格式的日期时间转换为8位或12位或14位的数值型日期时间
* 型如：2004/01/01 转换为 20040101 或 2004/01/01 01:01 转换为 200401010101 或
* 2004/01/01 01:01:01 转换为 20040101010101 如果 16位或19位带格式的日期时间 非法 ，则返回 0
* 输入参数：String strFmDate 16位或19位带格式的日期时间 返回参数：Long longDate 12位或14位的数值型日期时间
*/
public static Integer str2IntDate(String strFmDate) {
Long date = str2LongDate(strFmDate);
if (date == null)
return null;
return Integer.valueOf(date.intValue());
}
public static Long str2LongDate(String strFmDate) {
if (strFmDate == null || strFmDate.length() == 0) {
return null;
}
Long longDate = new Long(0);
if (strFmDate.matches("^([12]\\d{3}/[01]\\d/[0123]\\d)$")) {
longDate = Long.valueOf(strFmDate.replaceAll("/", ""));
}
if (strFmDate
.matches("^([12]\\d{3}/[01]\\d/[0123]\\d\\s[012]\\d:[0-5]\\d)$")) {
strFmDate = strFmDate.replaceAll("/", "").replaceAll(":", "")
.replaceAll("\\s", "");
longDate = Long.valueOf(strFmDate);
}
if (strFmDate
.matches("^([12]\\d{3}/[01]\\d/[0123]\\d\\s[012]\\d:[0-5]\\d:[0-5]\\d)$")) {
strFmDate = strFmDate.replaceAll("/", "").replaceAll(":", "")
.replaceAll("\\s", "");
longDate = Long.valueOf(strFmDate);
}
return longDate;
}
/**
* 编写人： 名称：getCurrentDateView 功能：得到系统当前时间显示，格式：yyyy/mm/dd主要是为页面显示用 输入参数：
* 返回参数：String:系统当前时间
*/
public static String getCurrentDateView() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
String strMonth = String.valueOf(cldCurrent.get(Calendar.MONTH) + 1);
String strDate = String.valueOf(cldCurrent.get(Calendar.DATE));
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
if (strDate.length() < 2) {
strDate = "0" + strDate;
}
// 得出当天日期的字符串
String StrCurrentCalendar = strYear + "/" + strMonth + "/" + strDate;
return StrCurrentCalendar;
}
/**
* 编写人： 名称：getCurrentDateTimeView 功能：得到系统当前时间显示，格式：yyyy/mm/dd hh:mm主要是为页面显示用
* 输入参数： 返回参数：String:系统当前时间
*/
public static String getCurrentDateTimeView() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
String strMonth = String.valueOf(cldCurrent.get(Calendar.MONTH) + 1);
String strDate = String.valueOf(cldCurrent.get(Calendar.DATE));
String srtHours = String.valueOf(cldCurrent.get(Calendar.HOUR_OF_DAY));
String strMinute = String.valueOf(cldCurrent.get(Calendar.MINUTE));
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
if (strDate.length() < 2) {
strDate = "0" + strDate;
}
if (srtHours.length() < 2) {
srtHours = "0" + srtHours;
}
if (strMinute.length() < 2) {
strMinute = "0" + strMinute;
}
// 得出当天日期时间的字符串
String StrCurrentCalendar = strYear + "/" + strMonth + "/" + strDate
+ " " + srtHours + ":" + strMinute;
return StrCurrentCalendar;
}
public static Integer getIntCurrDate() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
String strMonth = String.valueOf(cldCurrent.get(Calendar.MONTH) + 1);
String strDate = String.valueOf(cldCurrent.get(Calendar.DATE));
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
if (strDate.length() < 2) {
strDate = "0" + strDate;
}
return Integer.valueOf(strYear + strMonth + strDate);
}
public static Integer getIntFirstDayOfMonth() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
String strMonth = String.valueOf(cldCurrent.get(Calendar.MONTH) + 1);
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
return Integer.valueOf(strYear + strMonth + "01");
}
public static Integer getIntCurrYear() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
return Integer.valueOf(strYear);
}
public static Long getLongCurrDateTime() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
String strMonth = String.valueOf(cldCurrent.get(Calendar.MONTH) + 1);
String strDate = String.valueOf(cldCurrent.get(Calendar.DATE));
String srtHours = String.valueOf(cldCurrent.get(Calendar.HOUR_OF_DAY));
String strMinute = String.valueOf(cldCurrent.get(Calendar.MINUTE));
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
if (strDate.length() < 2) {
strDate = "0" + strDate;
}
if (srtHours.length() < 2) {
srtHours = "0" + srtHours;
}
if (strMinute.length() < 2) {
strMinute = "0" + strMinute;
}
return Long
.valueOf(strYear + strMonth + strDate + srtHours + strMinute);
}
public static Long getLongCurrDateTime8() {
// 获得当前日期
Calendar cldCurrent = Calendar.getInstance();
// 获得年月日
String strYear = String.valueOf(cldCurrent.get(Calendar.YEAR));
String strMonth = String.valueOf(cldCurrent.get(Calendar.MONTH) + 1);
String strDate = String.valueOf(cldCurrent.get(Calendar.DATE));
String srtHours = String.valueOf(cldCurrent.get(Calendar.HOUR_OF_DAY));
String strMinute = String.valueOf(cldCurrent.get(Calendar.MINUTE));
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
if (strDate.length() < 2) {
strDate = "0" + strDate;
}
if (srtHours.length() < 2) {
srtHours = "0" + srtHours;
}
if (strMinute.length() < 2) {
strMinute = "0" + strMinute;
}
return Long.valueOf(strYear + strMonth + strDate);
}
/**
* 作者：程伟平 创建时间：Feb 29, 2008
* <p>
*
* 获得系统当前时间。
*
* @return String 日期格式：yyyyMMddHHmm 示例：200802261310
*/
public static String getCurrentDateTime() {
return getDateTime(0, 0);
}
/**
* 作者：程伟平 创建时间：Feb 26, 2008
* <p>
*
* 获得相对于系统当前时间的前（后）month个月、前（后）date个日的时间。
* 说明：当month的值为负时，为当前时间的前month个月，当month的值为正时
* ，为当前时间的后month个月；当date的值为负时，为当前时间的前date个日，当date的值为正时，为当前时间的后date个日。
*
* @param month
* 前（后）个月
* @param date
* 前（后）个日
* @return String 日期格式：yyyyMMddHHmm 示例：200802261310
*/
public static String getDateTime(int month, int date) {
// 获得当前日期
Calendar calendar = Calendar.getInstance();
if (month != 0) {
calendar.add(Calendar.MONTH, month);
}
if (date != 0) {
calendar.add(Calendar.DATE, date);
}
// 获得年月日
String strYear = String.valueOf(calendar.get(Calendar.YEAR));
String strMonth = String.valueOf(calendar.get(Calendar.MONTH) + 1);
String strDate = String.valueOf(calendar.get(Calendar.DATE));
String srtHours = String.valueOf(calendar.get(Calendar.HOUR_OF_DAY));
String strMinute = String.valueOf(calendar.get(Calendar.MINUTE));
// 整理格式
if (strMonth.length() < 2) {
strMonth = "0" + strMonth;
}
if (strDate.length() < 2) {
strDate = "0" + strDate;
}
if (srtHours.length() < 2) {
srtHours = "0" + srtHours;
}
if (strMinute.length() < 2) {
strMinute = "0" + strMinute;
}
return strYear + strMonth + strDate + srtHours + strMinute;
}
/**
* 作者：程伟平 创建时间：Nov 8, 2008
* <p>
*
* 获取当前年的第一天
*
* @return String
*/
public static String getCurrentYearFirstDate() {
// 获得当前日期
Calendar calendar = Calendar.getInstance();
String strYear = String.valueOf(calendar.get(Calendar.YEAR));
return strYear + "01" + "01" + "00" + "00";
}
public static Long getLongCurrDateTime14() {
return Long.valueOf(formateCalendar(Calendar.getInstance(),
"yyyyMMddHHmmss"));
}
public static Long getLongCurrDateTime12() {
return Long.valueOf(formateCalendar(Calendar.getInstance(),
"yyyyMMddHHmm"));
}
public static String transferDate(Date date) {
if (date == null)
return null;
SimpleDateFormat dateFormate = new SimpleDateFormat(
"yyyy/MM/dd HH:mm:ss");
return dateFormate.format(date);
}
public static Long transferDateToLong(Date date) {
if (date == null)
return null;
SimpleDateFormat dateFormate = new SimpleDateFormat("yyyyMMddHHmmss");
return Long.valueOf(dateFormate.format(date));
}
/**
* yyyy/MM/dd HH:mm:ss(yyyy年，MM月，dd日，HH时，mm分，ss秒)
*
* @param calendar
* @param format
* @return
*/
public static String formateCalendar(Calendar calendar, String format) {
if (calendar == null)
return null;
SimpleDateFormat dateFormate = new SimpleDateFormat(format);
return dateFormate.format(calendar.getTime());
}
/**
* 将形如20070730形式的日期格式，转换成2007-07-30
*/
public static String dateFormateStr(String strDate) {
if (strDate == null)
return "";
String fmDate = "";
String year = "";
String month = "";
String day = "";
if (strDate.length() >= 8) {
year = strDate.substring(0, 4);
month = strDate.substring(4, 6);
day = strDate.substring(6, 8);
fmDate = year + "-" + month + "-" + day;
}
return fmDate;
}
public static Calendar long2Calendar(Long time) {
Calendar calendar = null;
if (time == null) {
calendar = Calendar.getInstance();
} else {
String strTime = String.valueOf(time);
int year = 0;
int month = 0;
int day = 0;
int hour = 0;
int minute = 0;
int sec = 0;
if (strTime.length() < 8) {
throw new MisException("时间格式不合法，不能少与八位数字！");
}
if (strTime.length() >= 8) {
year = Integer.valueOf(strTime.substring(0, 4));
month = Integer.valueOf(strTime.substring(4, 6)) - 1;
day = Integer.valueOf(strTime.substring(6, 8));
}
if (strTime.length() >= 10) {
hour = Integer.valueOf(strTime.substring(8, 10));
}
if (strTime.length() >= 12) {
minute = Integer.valueOf(strTime.substring(10, 12));
}
if (strTime.length() >= 14) {
sec = Integer.valueOf(strTime.substring(12, 14));
}
calendar = new GregorianCalendar(year, month, day, hour, minute,
sec);
}
return calendar;
}
/**
* 计算时间添加天数计算，给添加评标活动时使用，用于计算评标截止时间 问题编号：[fix-005]
*
* @param time
* 原来的时间
* @param days
* 加的天加1天 1.5一天半
* @return
*/
public static long calcTimeAddOfDay(long time, double days) {
SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmm");
java.util.Date date1 = new Date();
try {
date1 = format.parse(String.valueOf(time));
} catch (ParseException e) {
e.printStackTrace();
}
int addDay = (int) (days * 24);
long Time = (date1.getTime() / 1000) + (60 * 60 * addDay);
date1.setTime(Time * 1000);
String mydate = format.format(date1);
return Long.parseLong(mydate);
}
/**
* 功能描述：得到给定时间减去给定天数后的时间<br>
*
* @param time
* 时间
* @param days
* 天数
* @return long <BR>
* 作者：杨凯<BR>
* 时间：Jun 17, 2008 <br>
*/
public static long getTimeSubtractOfDay(long time, int days) {
SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmm");
java.util.Date date1 = new Date();
try {
date1 = format.parse(String.valueOf(time));
} catch (ParseException e) {
e.printStackTrace();
}
int subtractDay = (int) (days * 24);
long Time = (date1.getTime() / 1000) - (60 * 60 * subtractDay);
date1.setTime(Time * 1000);
String mydate = format.format(date1);
return Long.parseLong(mydate);
}
/**
* 功能描述：得到当前时间之前或之后的数据<br>
*
* @param number
* 正数为以后时间 负数为之前时间 type 1 年 2 月 3 日 ws 返回的长度
* @return long <BR>
* 作者：陈伟<BR>
* 时间：Jun 17, 2008 <br>
*/
@SuppressWarnings("deprecation")
public static long getDateToNow(int number, int type, int ws) {
Long resultLong = null;
Calendar cal = Calendar.getInstance();
Date date = new Date();
cal.setTime(date);
System.out.println(cal.getTime().toLocaleString());
if (type == 1) {
cal.add(Calendar.YEAR, number);
} else if (type == 2) {
cal.add(Calendar.MONTH, number);
} else if (type == 3) {
cal.add(Calendar.DAY_OF_MONTH, number);
}
resultLong = transferDateToLong(cal.getTime());
if (ws == 8) {
resultLong = resultLong / (1000000);
}
return resultLong;
}
public static void main(String[] args) {
// System.out.println(str2LongDate("2008年01月12日 14时15分",
// "YYYY年MM月DD日 HH时FF分"));
}
/**
*@author 张苹苹
*@date 2009-1-4
*@discription : 20090104165030时间格式转换成16时50分30秒的格式
*@param date
*@return String
*/
public static String getLongTime(Number date) {
String fmDate = new String();
if (date == null) {
fmDate = "";
} else {
fmDate = String.valueOf(date.longValue());
String hour = "";
String minute = "";
String seconds = "";
// 日期格式不合法则转化为空串
if (fmDate.length() < 14) {
fmDate = "";
}
if (fmDate.length() == 14) {
hour = fmDate.substring(8, 10);
minute = fmDate.substring(10, 12);
seconds = fmDate.substring(12, 14);
fmDate = hour + ":" + minute + ":" + seconds;
}
}
return fmDate;
}
/**
* 取得月份的第一天
*
* @param strdate
* String
* @return String
*/
public static Long getMonthBegin(Long time) {
Calendar cal = long2Calendar(time);
int year = cal.get(Calendar.YEAR);
int month = cal.get(Calendar.MONTH);
cal.set(year, month, 1);
return calendarToLong8(cal);
}
/**
* 转化日历为长整形
*
* @param cal
* @return
*/
public static Long calendarToLong8(Calendar cal) {
int year = cal.get(Calendar.YEAR);
int month = cal.get(Calendar.MONTH) + 1;
int date = cal.get(Calendar.DATE);
String strMonth = month < 10 ? ("0" + month) : String.valueOf(month);
String strDate = date < 10 ? ("0" + date) : String.valueOf(date);
return Long.parseLong(year + strMonth + strDate);
}
/**
* @discription : 取得指定月份的最后一天
* @param time
* @return Long
*/
public static Long getMonthEnd(Long time) {
Calendar cal = long2Calendar(getMonthBegin(time));
cal.add(Calendar.MONTH, 1);
cal.add(Calendar.DAY_OF_YEAR, -1);
@SuppressWarnings("unused")
int yeah = cal.get(Calendar.YEAR);
@SuppressWarnings("unused")
int month = cal.get(Calendar.MONTH);
@SuppressWarnings("unused")
int day = cal.get(Calendar.DATE);
return calendarToLong8(cal);
}
}