java.text.DateFormat

import java.util.Date;
import java.text.DateFormat;

public class DF{
public static void main(String args[]){
String t,d,td;

Date date = new Date();
System.out.println(date);

t = DateFormat.getTimeInstance().format(date);
System.out.println(t);

d = DateFormat.getDateInstance().format(date);
System.out.println(d);

td = DateFormat.getDateTimeInstance().format(date);
System.out.println(td);

//---------------------
//　case:getTimeInstance
//---------------------
System.out.println("case:getTimeInstance");
try{
date = DateFormat.getTimeInstance().parse(t);
System.out.println("T  t:" + date);
}catch(Exception e){}
try{
date = DateFormat.getTimeInstance().parse(d);
System.out.println("T  d:" + date);
}catch(Exception e){}
try{
date = DateFormat.getTimeInstance().parse(td);
System.out.println("T td:" + date);
}catch(Exception e){}
try{
date = DateFormat.getTimeInstance().parse(date.toString());
System.out.println("T   :" + date);
}catch(Exception e){}

//---------------------
// case:getDateInstance
//---------------------
System.out.println("case:getDateInstance");
try{
date = DateFormat.getDateInstance().parse(t);
System.out.println("D  t:" + date);
}catch(Exception e){}
try{
date = DateFormat.getDateInstance().parse(d);
System.out.println("D  d:" + date);
}catch(Exception e){}
try{
date = DateFormat.getDateInstance().parse(td);
System.out.println("D td:" + date);
}catch(Exception e){}
try{
date = DateFormat.getDateInstance().parse(date.toString());
System.out.println("D   :" + date);
}catch(Exception e){}

//---------------------
// case:getDateTimeInstance
//---------------------
System.out.println("case:getDateTimeInstance");
try{
date = DateFormat.getDateTimeInstance().parse(t);
System.out.println("DT  t:" + date);
}catch(Exception e){} try{
date = DateFormat.getDateTimeInstance().parse(d);
System.out.println("DT  d:" + date);
}catch(Exception e){} try{
date = DateFormat.getDateTimeInstance().parse(td);
System.out.println("DT td:" + date);
}catch(Exception e){} try{
date = DateFormat.getDateTimeInstance().parse(date.toString());
System.out.println("DT   :" + date);
}catch(Exception e){}
}
}