根據時間戳計算出時間格式java代碼


import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.TimeZone;


public class Time {

/**
* @param args
*/
public static void main(String[] args) {
long t = 1283331724316L;
Calendar c = Calendar.getInstance();
c.setTimeInMillis(t);
c.setTimeZone(TimeZone.getTimeZone("GMT"));
SimpleDateFormat dateformat =new SimpleDateFormat("yyyy-MM-dd HH:mm:ss SSS");
dateformat.setTimeZone(c.getTimeZone());
System.out.println(dateformat.format(c.getTime()));

long y,M,d,h,m,s,ms;
ms = t%1000;
t /= 1000;
System.out.println(t);
s = t%60;
t /= 60;
System.out.println(t);
m = t%60;
t /= 60;
System.out.println(t);
h = t%24;
t /= 24;
System.out.println(t);
y = 1970 + t/365;
d=0;
for(long i = 1970; i<y; i++){
if(i % 4 ==0 || i%100==0 && i%400 == 0){
//閏年
d++;
}
}
System.out.println(d+"個閏年");
t = t%365 -d;
System.out.println(t);
M = t /30 ;
d=0;
switch((int)M){
case 12:d+=1;
case 11:;
case 10:d+=1;
case 9:;
case 8:d+=1;
case 7:d+=1;
case 6:;
case 5:d+=1;
case 4:;
case 3:d+=1;
case 2:d-=2;
case 1:d+=1;

}
if(y % 4 ==0 || y%100==0 && y%400 == 0){
d++;
}
d = t%30 - d;
M++;
d++;

System.out.println(y+","+M+","+d+","+h+","+m+","+s+","+ms);
}

}

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