Time comparison in Java

Package com.newtouch.test;

Import Java.text.SimpleDateFormat;
Import Java.util.Date;

public class Timecompare {
public static void Main (string[] args) {
SimpleDateFormat df = new SimpleDateFormat ("Yyyy-mm-dd HH:mm:ss");
try {
Date D1 = Df.parse ("2004-03-26 13:31:40");
Date D2 = Df.parse ("2004-01-02 11:30:24");
Long diff = d1.gettime ()-d2.gettime ();
Long days = diff/(1000 * 60 * 60 * 24);
System.out.println (days);

// //////////////////////////////////////////////////////////

Java.util.Date now = Df.parse ("2004-03-26 13:31:40");
Java.util.Date Date = Df.parse ("2004-01-02 11:30:24");
Long L = now.gettime ()-date.gettime ();
Long day = L/(24 * 60 * 60 * 1000);
Long hour = (L/(* * +)-day * 24);
Long min = ((l/(+))-day * 60-hour * 60);
Long s = (l/1000-day * * * * * 60-hour * * * 60-min * 60);
SYSTEM.OUT.PRINTLN ("+ Day +" days "+ Hour +" hours "+ min +" min "+ S +" SEC ");

// //////////////////////////////////////////////////////////

SimpleDateFormat dfs = new SimpleDateFormat ("Yyyy-mm-dd HH:mm:ss");
Java.util.Date begin = Dfs.parse ("2004-01-02 11:30:24");
Java.util.Date end = Dfs.parse ("2004-03-26 13:31:40");
Long between = (End.gettime ()-begin.gettime ())/1000;//divided by 1000 for conversion into seconds
Long day1 = between/(24 * 3600);
Long Hour1 = between% (24 * 3600)/3600;
Long minute1 = between% 3600/60;
Long second1 = between% 60/60;
System.out.println ("" + Day1 + "days" + Hour1 + "hours" + minute1 + "min" + Second1 + "SEC");

////////////////////////////////////////////////////////////

String s1= "2008-01-25 09:12:09";
String s2= "2008-01-29 09:12:11";
Java.util.Calendar c1=java.util.calendar.getinstance ();
Java.util.Calendar c2=java.util.calendar.getinstance ();
try {
C1.settime (Df.parse (S1));
C2.settime (Df.parse (S2));
}catch (Java.text.ParseException e) {
SYSTEM.ERR.PRINTLN ("incorrect format");
}
int Result=c1.compareto (C2);
if (result==0)
SYSTEM.OUT.PRINTLN ("C1 equal C2");
else if (result<0)
SYSTEM.OUT.PRINTLN ("C1 less than C2");
Else
SYSTEM.OUT.PRINTLN ("C1 greater than C2");

} catch (Exception e) {

}
}
}

Time comparison in Java