格式化时间代码

public static String formatTime(int time) {
		long hour = time / (60 * 60 * 1000);
		long minute = (time - hour * 60 * 60 * 1000) / (60 * 1000);
		long second = (time - hour * 60 * 60 * 1000 - minute * 60 * 1000) / 1000;
		if (second >= 60) {
			second = second % 60;
			minute += second / 60;
		}
		if (minute >= 60) {
			minute = minute % 60;
			hour += minute / 60;
		}
		String sh = " ";
		String sm = " ";
		String ss = " ";
		if (hour < 10) {
			sh = "0" + String.valueOf(hour);
		} else {
			sh = String.valueOf(hour);
		}
		if (minute < 10) {
			sm = "0" + String.valueOf(minute);
		} else {
			sm = String.valueOf(minute);
		}
		if (second < 10) {
			ss = "0" + String.valueOf(second);
		} else {
			ss = String.valueOf(second);
		}
		String string = sh + ":" + sm + ":" + ss;

		return string;
	}