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java.lang.Objectch.bouquet.jpa.util.DateHelper
public class DateHelper
CAS Enterprise Application Development mit Java EE (EADJ) - 2007
Modul: Data-Tier (JPA)
User admininstration (examination question)
Description:
date helper class to format date strings into timestamps and vice versa.
Copyright (c) 2007 bouquet dot ch, 3032 Hinterkappelen. All rights reseved.
Field Summary | |
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static java.lang.String |
DATE_FORMAT
Date string format in days, month and years |
static java.lang.String |
DATE_FORMAT_COMPLIT
Date string format in days, month, years, hours, minute and secounds |
static java.lang.String |
DATE_SEPARATOR
Date separator string, used to parse date strings |
static java.lang.String |
YEAR_FORMAT
Year format including centruy |
Constructor Summary | |
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DateHelper()
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Method Summary | |
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private static java.lang.String |
addLeadingZero(int text,
int len)
add leading zero's to a given string |
static java.util.Calendar |
toCalendar(java.lang.String date)
Convert date string with the format dd.mm.yyyy to a calendar type |
private static java.lang.String |
toString(java.util.Calendar calendar)
return calendar as date in the format dd.mm.yyyy or an empty string if calendar is null. |
static java.lang.String |
toString(java.util.Date date)
return date as string in the format dd.mm.yyyy HH:mm:ss or an empty string if date is null. |
static java.lang.String |
toString(java.sql.Timestamp timestamp)
return timestamp as date in the format dd.mm.yyyy or an empty string if the timestamp is null |
static java.sql.Timestamp |
toTimestamp(java.lang.String date)
Convert date string with the format dd.mm.yyyy to a timestamp type |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final java.lang.String DATE_SEPARATOR
public static final java.lang.String DATE_FORMAT
public static final java.lang.String DATE_FORMAT_COMPLIT
public static final java.lang.String YEAR_FORMAT
Constructor Detail |
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public DateHelper()
Method Detail |
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public static java.util.Calendar toCalendar(java.lang.String date)
date
- as string
public static java.sql.Timestamp toTimestamp(java.lang.String date)
date
- as string
public static java.lang.String toString(java.sql.Timestamp timestamp)
timestamp
- given timestamp
private static java.lang.String toString(java.util.Calendar calendar)
calendar
- given calendar
public static java.lang.String toString(java.util.Date date)
date
- Date
private static java.lang.String addLeadingZero(int text, int len)
text
- given string (sample = "2")len
- total length of new string (sample = 3)
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