Android (Android) time stamp simple transformation

Source: Internet
Author: User
Tags current time

First, the principle

The time stamp principle is to convert the time format into decimal format, so that the time calculation is convenient. Good ~ directly into the subject. (The following package of a class, the need for students can refer to or directly copy can be used.) )

such as: August 23, 2013 after the conversion is 1377216000000

Second, the steps

1, create DATEUTILSL class.

The code is as follows Copy Code


Importjava.text.ParseException;
Importjava.text.SimpleDateFormat;
Importjava.util.Date;

/*
* @author Msquirrel
*/
public class Dateutils {

Privatesimpledateformat SF = null;
/* Get the system time format: "YYYY/MM/DD" * *
public static String Getcurrentdate () {
Date d = newdate ();
SF = Newsimpledateformat ("YYYY year mm month DD Day");
Returnsf.format (d);
}

/* Timestamp converted to character channeling * *
public static String getdatetostring (long) {
Date d = newdate (time);
SF = Newsimpledateformat ("YYYY year mm month DD Day");
Returnsf.format (d);
}

/* Convert string to timestamp/*
public static long Getstringtodate (String time) {
SDF = Newsimpledateformat ("YYYY year mm month DD Day");
Date date = Newdate ();
try{
Date = Sdf.parse (time);
catch (ParseException e) {
TODO auto-generated Catch block
E.printstacktrace ();
}
Returndate.gettime ();
}

2, in the corresponding use of the place to call on it.

  code is as follows copy code


Dateutils . Getcurrentdate (); Gets the system current time
 
dateutils.getdatetostring (timestamp);//timestamp to TIME format
 
Dateutils.getstringtodate (" Time format);//time format to timestamp

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