Java中常用的时间操作方法

/**
*
* @param 要转换的毫秒数
* @return 该毫秒数转换为 * days * hours * minutes * seconds 后的格式
* @author fy.zhang
*/
public static String formatDuring(long mss) {
long days = mss / (1000 * 60 * 60 * 24);
long hours = (mss % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60);
long minutes = (mss % (1000 * 60 * 60)) / (1000 * 60);
long seconds = (mss % (1000 * 60)) / 1000;
return days + " days " + hours + " hours " + minutes + " minutes "
+ seconds + " seconds ";
}
/**
*
* @param begin 时间段的开始
* @param end 时间段的结束
* @return 输入的两个Date类型数据之间的时间间格用* days * hours * minutes * seconds的格式展示
* @author fy.zhang
*/
public static String formatDuring(Date begin, Date end) {
return formatDuring(end.getTime() - begin.getTime());
}