Common time and date processing classes

Common time and date processing classes

Cycas

Tieshu

Rngguliu@163.com

Monday, April 3, 2006

In the development of Jsp/j2ee/java, a number of date and time conversions are often used, and some methods that are often used are packaged together for ease of use.

1 class dateutils Overview

Overview of constructors
dateutils ()

Overview of methods
Static String	adddate (string strdate, int days)//Convert date string to new date string
Static String	Getdatecs ()///Get current date (China, yyyy mm month DD day)
Static String	Getdateid ()////with the current date as the file name, generally do not duplicate the value is from the current time string format, with microseconds, recommended as the record ID.
Static String	GetFileName ()///with the current date as the file name, generally does not duplicate the value is the number of milliseconds from January 1, 1970 starting from 00:00:00.
Static String	Getlongstr ()//Get the long string form of the current time "Yyyy-mm-dd HH:mm:ss"
Static String	Getlongstr (date date)//Gets the long string form of a given time "Yyyy-mm-dd HH:mm:ss"
Static String	Getlongstr (int D)//Get the present moment of D days; Long string form "Yyyy-mm-dd HH:mm:ss"
Static Date	Getnow ()//Get the current time
Static String	Getshortstr ()//Get the current time short string form "YYYY-MM-DD"//Must be uppercase MM (month)
Static String	Getshortstr (date date)//Get short string form "Yyyy-mm-dd" for a given time
Static String	GETWEEKCS ()//Get Current week (China, such as: Sunday, Monday, Tuesday)
Static Date	tolongdate (String strdate) Converts a string to a long format for general time: Yyyy-mm-dd HH:MM:SS
Static Date	toshortdate (string strdate)//A short form that converts a string to a general time; Yyyy-mm-dd

2JSP Invoke Instance

<%@ page contenttype= "TEXT/HTML;CHARSET=GBK"%>

<%=general. DATEUTILS.GETWEEKCS ()%><br>

<%=general. Dateutils.getdatecs ()%><br>

<%=general. Dateutils.getlongstr ()%><br>

<%=general. DATEUTILS.GETLONGSTR (2)%><br>

<%=general. Dateutils.getdateid ()%><br>

<%=general. Dateutils.getfilename ()%><br>

</body>

Output:

Monday
April 03, 2006
2006-04-03 21:23:45
2006-04-05 21:23:45
20060403212345508
1144070625508

3 class dateutils Source code:

/**

* @author Cycas

* Methods for dealing with time and date

*/