Lianxun_Java.git

old mode 100644 new mode 100755

			@@ -470,4 +470,30 @@
			return false;
			}
			}

			//获取两个日期之间的天数
			public static int daysBetween(Date now, Date returnDate) {
			Calendar cNow = Calendar.getInstance();
			Calendar cReturnDate = Calendar.getInstance();
			cNow.setTime(now);
			cReturnDate.setTime(returnDate);
			setTimeToMidnight(cNow);
			setTimeToMidnight(cReturnDate);
			long todayMs = cNow.getTimeInMillis();
			long returnMs = cReturnDate.getTimeInMillis();
			long intervalMs = todayMs - returnMs;
			return millisecondsToDays(intervalMs);
			}

			//获取两个日期之间的毫秒数
			private static void setTimeToMidnight(Calendar calendar) {
			calendar.set(Calendar.HOUR_OF_DAY, 0);
			calendar.set(Calendar.MINUTE, 0);
			calendar.set(Calendar.SECOND, 0);
			}

			//获取两个日期之间的分钟数
			private static int millisecondsToDays(long intervalMs) {
			return (int) (intervalMs / (1000 * 86400));
			}
			}