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/*
* $Id: UtilDateTime.java,v 1.2 2005/01/31 05:27:55 jdon Exp $
*
* Copyright (c) 2001, 2002 The Open For Business Project - www.ofbiz.org
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
* OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package com.jdon.util;
import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
/**
* Utility class for handling java.util.Date, the java.sql data/time classes and
* related information
*
* @author David E. Jones
* @author Andy Zeneski
* @version $Revision: 1.2 $
* @since 2.0
*/
public class UtilDateTime {
/**
* Return a Timestamp for right now
*
* @return Timestamp for right now
*/
public static java.sql.Timestamp nowTimestamp() {
return new java.sql.Timestamp(System.currentTimeMillis());
}
/**
* Return a Date for right now
*
* @return Date for right now
*/
public static java.util.Date nowDate() {
return new java.util.Date();
}
public static java.sql.Timestamp getDayStart(java.sql.Timestamp stamp) {
return getDayStart(stamp, 0);
}
public static java.sql.Timestamp getDayStart(java.sql.Timestamp stamp, int daysLater) {
Calendar tempCal = Calendar.getInstance();
tempCal.setTime(new java.util.Date(stamp.getTime()));
tempCal.set(tempCal.get(Calendar.YEAR), tempCal.get(Calendar.MONTH), tempCal.get(Calendar.DAY_OF_MONTH), 0, 0, 0);
tempCal.add(Calendar.DAY_OF_MONTH, daysLater);
return new java.sql.Timestamp(tempCal.getTime().getTime());
}
public static java.sql.Timestamp getNextDayStart(java.sql.Timestamp stamp) {
return getDayStart(stamp, 1);
}
public static java.sql.Timestamp getDayEnd(java.sql.Timestamp stamp) {
return getDayEnd(stamp, 0);
}
public static java.sql.Timestamp getDayEnd(java.sql.Timestamp stamp, int daysLater) {
Calendar tempCal = Calendar.getInstance();
tempCal.setTime(new java.util.Date(stamp.getTime()));
tempCal.set(tempCal.get(Calendar.YEAR), tempCal.get(Calendar.MONTH), tempCal.get(Calendar.DAY_OF_MONTH), 23, 59, 59);
tempCal.add(Calendar.DAY_OF_MONTH, daysLater);
return new java.sql.Timestamp(tempCal.getTime().getTime());
}
/**
* Converts a date String into a java.sql.Date
*
* @param date
* The date String: MM/DD/YYYY
* @return A java.sql.Date made from the date String
*/
public static java.sql.Date toSqlDate(String date) {
java.util.Date newDate = toDate(date, "00:00:00");
if (newDate != null)
return new java.sql.Date(newDate.getTime());
else
return null;
}
/**
* Makes a java.sql.Date from separate Strings for month, day, year
*
* @param monthStr
* The month String
* @param dayStr
* The day String
* @param yearStr
* The year String
* @return A java.sql.Date made from separate Strings for month, day, year
*/
public static java.sql.Date toSqlDate(String monthStr, String dayStr, String yearStr) {
java.util.Date newDate = toDate(monthStr, dayStr, yearStr, "0", "0", "0");
if (newDate != null)
return new java.sql.Date(newDate.getTime());
else
return null;
}
/**
* Makes a java.sql.Date from separate ints for month, day, year
*
* @param month
* The month int
* @param day
* The day int
* @param year
* The year int
* @return A java.sql.Date made from separate ints for month, day, year
*/
public static java.sql.Date toSqlDate(int month, int day, int year) {
java.util.Date newDate = toDate(month, day, year, 0, 0, 0);
if (newDate != null)
return new java.sql.Date(newDate.getTime());
else
return null;
}
/**
* Converts a time String into a java.sql.Time
*
* @param time
* The time String: either HH:MM or HH:MM:SS
* @return A java.sql.Time made from the time String
*/
public static java.sql.Time toSqlTime(String time) {
java.util.Date newDate = toDate("1/1/1970", time);
if (newDate != null)
return new java.sql.Time(newDate.getTime());
else
return null;
}
/**
* Makes a java.sql.Time from separate Strings for hour, minute, and second.
*
* @param hourStr
* The hour String
* @param minuteStr
* The minute String
* @param secondStr
* The second String
* @return A java.sql.Time made from separate Strings for hour, minute, and
* second.
*/
public static java.sql.Time toSqlTime(String hourStr, String minuteStr, String secondStr) {
java.util.Date newDate = toDate("0", "0", "0", hourStr, minuteStr, secondStr);
if (newDate != null)
return new java.sql.Time(newDate.getTime());
else
return null;
}
/**
* Makes a java.sql.Time from separate ints for hour, minute, and second.
*
* @param hour
* The hour int
* @param minute
* The minute int
* @param second
* The second int
* @return A java.sql.Time made from separate ints for hour, minute, and
* second.
*/
public static java.sql.Time toSqlTime(int hour, int minute, int second) {
java.util.Date newDate = toDate(0, 0, 0, hour, minute, second);
if (newDate != null)
return new java.sql.Time(newDate.getTime());
else
return null;
}
/**
* Converts a date and time String into a Timestamp
*
* @param dateTime
* A combined data and time string in the format
* "MM/DD/YYYY HH:MM:SS", the seconds are optional
* @return The corresponding Timestamp
*/
public static java.sql.Timestamp toTimestamp(String dateTime) {
java.util.Date newDate = toDate(dateTime);
if (newDate != null)
return new java.sql.Timestamp(newDate.getTime());
else
return null;
}
/**
* Converts a date String and a time String into a Timestamp
*
* @param date
* The date String: MM/DD/YYYY
* @param time
* The time String: either HH:MM or HH:MM:SS
* @return A Timestamp made from the date and time Strings
*/
public static java.sql.Timestamp toTimestamp(String date, String time) {
java.util.Date newDate = toDate(date, time);
if (newDate != null)
return new java.sql.Timestamp(newDate.getTime());
else
return null;
}
/**
* Makes a Timestamp from separate Strings for month, day, year, hour,
* minute, and second.
*
* @param monthStr
* The month String
* @param dayStr
* The day String
* @param yearStr
* The year String
* @param hourStr
* The hour String
* @param minuteStr
* The minute String
* @param secondStr
* The second String
* @return A Timestamp made from separate Strings for month, day, year,
* hour, minute, and second.
*/
public static java.sql.Timestamp toTimestamp(String monthStr, String dayStr, String yearStr, String hourStr, String minuteStr, String secondStr) {
java.util.Date newDate = toDate(monthStr, dayStr, yearStr, hourStr, minuteStr, secondStr);
if (newDate != null)
return new java.sql.Timestamp(newDate.getTime());
else
return null;
}
/**
* Makes a Timestamp from separate ints for month, day, year, hour, minute,
* and second.
*
* @param month
* The month int
* @param day
* The day int
* @param year
* The year int
* @param hour
* The hour int
* @param minute
* The minute int
* @param second
* The second int
* @return A Timestamp made from separate ints for month, day, year, hour,
* minute, and second.
*/
public static java.sql.Timestamp toTimestamp(int month, int day, int year, int hour, int minute, int second) {
java.util.Date newDate = toDate(month, day, year, hour, minute, second);
if (newDate != null)
return new java.sql.Timestamp(newDate.getTime());
else
return null;
}
/**
* Converts a date and time String into a Date
*
* @param dateTime
* A combined data and time string in the format
* "MM/DD/YYYY HH:MM:SS", the seconds are optional
* @return The corresponding Date
*/
public static java.util.Date toDate(String dateTime) {
// dateTime must have one space between the date and time...
String date = dateTime.substring(0, dateTime.indexOf(" "));
String time = dateTime.substring(dateTime.indexOf(" ") + 1);
return toDate(date, time);
}
/**
* Converts a date String and a time String into a Date
*
* @param date
* The date String: MM/DD/YYYY
* @param time
* The time String: either HH:MM or HH:MM:SS
* @return A Date made from the date and time Strings
*/
public static java.util.Date toDate(String date, String time) {
if (date == null || time == null)
return null;
String month;
String day;
String year;
String hour;
String minute;
String second;
int dateSlash1 = date.indexOf("/");
int dateSlash2 = date.lastIndexOf("/");
if (dateSlash1 <= 0 || dateSlash1 == dateSlash2)
return null;
int timeColon1 = time.indexOf(":");
int timeColon2 = time.lastIndexOf(":");
if (timeColon1 <= 0)
return null;
month = date.substring(0, dateSlash1);
day = date.substring(dateSlash1 + 1, dateSlash2);
year = date.substring(dateSlash2 + 1);
hour = time.substring(0, timeColon1);
if (timeColon1 == timeColon2) {
minute = time.substring(timeColon1 + 1);
second = "0";
} else {
minute = time.substring(timeColon1 + 1, timeColon2);
second = time.substring(timeColon2 + 1);
}
return toDate(month, day, year, hour, minute, second);
}
/**
* Makes a Date from separate Strings for month, day, year, hour, minute,
* and second.
*
* @param monthStr
* The month String
* @param dayStr
* The day String
* @param yearStr
* The year String
* @param hourStr
* The hour String
* @param minuteStr
* The minute String
* @param secondStr
* The second String
* @return A Date made from separate Strings for month, day, year, hour,
* minute, and second.
*/
public static java.util.Date toDate(String monthStr, String dayStr, String yearStr, String hourStr, String minuteStr, String secondStr) {
int month, day, year, hour, minute, second;
try {
month = Integer.parseInt(monthStr);
day = Integer.parseInt(dayStr);
year = Integer.parseInt(yearStr);
hour = Integer.parseInt(hourStr);
minute = Integer.parseInt(minuteStr);
second = Integer.parseInt(secondStr);
} catch (Exception e) {
return null;
}
return toDate(month, day, year, hour, minute, second);
}
/**
* Makes a Date from separate ints for month, day, year, hour, minute, and
* second.
*
* @param month
* The month int
* @param day
* The day int
* @param year
* The year int
* @param hour
* The hour int
* @param minute
* The minute int
* @param second
* The second int
* @return A Date made from separate ints for month, day, year, hour,
* minute, and second.
*/
public static java.util.Date toDate(int month, int day, int year, int hour, int minute, int second) {
Calendar calendar = Calendar.getInstance();
try {
calendar.set(year, month - 1, day, hour, minute, second);
} catch (Exception e) {
return null;
}
return new java.util.Date(calendar.getTime().getTime());
}
/**
* Makes a date String in the format MM/DD/YYYY from a Date
*
* @param date
* The Date
* @return A date String in the format MM/DD/YYYY
*/
public static String toDateString(java.util.Date date) {
if (date == null)
return "";
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
int month = calendar.get(Calendar.MONTH) + 1;
int day = calendar.get(Calendar.DAY_OF_MONTH);
int year = calendar.get(Calendar.YEAR);
String monthStr;
String dayStr;
String yearStr;
if (month < 10) {
monthStr = "0" + month;
} else {
monthStr = "" + month;
}
if (day < 10) {
dayStr = "0" + day;
} else {
dayStr = "" + day;
}
yearStr = "" + year;
return monthStr + "/" + dayStr + "/" + yearStr;
}
/**
* Makes a time String in the format HH:MM:SS from a Date. If the seconds
* are 0, then the output is in HH:MM.
*
* @param date
* The Date
* @return A time String in the format HH:MM:SS or HH:MM
*/
public static String toTimeString(java.util.Date date) {
if (date == null)
return "";
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
return (toTimeString(calendar.get(Calendar.HOUR_OF_DAY), calendar.get(Calendar.MINUTE), calendar.get(Calendar.SECOND)));
}
/**
* Makes a time String in the format HH:MM:SS from a separate ints for hour,
* minute, and second. If the seconds are 0, then the output is in HH:MM.
*
* @param hour
* The hour int
* @param minute
* The minute int
* @param second
* The second int
* @return A time String in the format HH:MM:SS or HH:MM
*/
public static String toTimeString(int hour, int minute, int second) {
String hourStr;
String minuteStr;
String secondStr;
if (hour < 10) {
hourStr = "0" + hour;
} else {
hourStr = "" + hour;
}
if (minute < 10) {
minuteStr = "0" + minute;
} else {
minuteStr = "" + minute;
}
if (second < 10) {
secondStr = "0" + second;
} else {
secondStr = "" + second;
}
if (second == 0)
return hourStr + ":" + minuteStr;
else
return hourStr + ":" + minuteStr + ":" + secondStr;
}
/**
* Makes a combined data and time string in the format "MM/DD/YYYY HH:MM:SS"
* from a Date. If the seconds are 0 they are left off.
*
* @param date
* The Date
* @return A combined data and time string in the format
* "MM/DD/YYYY HH:MM:SS" where the seconds are left off if they are
* 0.
*/
public static String toDateTimeString(java.util.Date date) {
if (date == null)
return "";
String dateString = toDateString(date);
String timeString = toTimeString(date);
if (dateString != null && timeString != null)
return dateString + " " + timeString;
else
return "";
}
/**
* Makes a Timestamp for the beginning of the month
*
* @return A Timestamp of the beginning of the month
*/
public static java.sql.Timestamp monthBegin() {
Calendar mth = Calendar.getInstance();
mth.set(Calendar.DAY_OF_MONTH, 1);
mth.set(Calendar.HOUR_OF_DAY, 0);
mth.set(Calendar.MINUTE, 0);
mth.set(Calendar.SECOND, 0);
mth.set(Calendar.AM_PM, Calendar.AM);
return new java.sql.Timestamp(mth.getTime().getTime());
}
private static final char[] zeroArray = "0000000000000000".toCharArray();
public static final String zeroPadString(String string, int length) {
if (string == null || string.length() > length) {
return string;
}
StringBuilder buf = new StringBuilder(length);
buf.append(zeroArray, 0, length - string.length()).append(string);
return buf.toString();
}
/**
* save the datetime of System.currentTimeMillis() to dtatbase persistence.
*
* @param now
* @return
*/
public static final String dateToMillis(long now) {
return zeroPadString(Long.toString(now), 15);
}
/**
* datetime is the String of System.currentTimeMillis() 返回标准中国（缺省）的时间显示格式
*
*/
public static String getDateTimeDisp(String datetime) {
if ((datetime == null) || (datetime.equals("")))
return "";
DateFormat formatter = DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM);
long datel = Long.parseLong(datetime);
return formatter.format(new Date(datel));
}
}
