/**
*
*  文 件 名: AccountDate.java
*
*  创建时间: 2008-11-18
*
*  Email  : **@163.com
*/import java.text.DecimalFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;public class AccountDate {private static transient int gregorianCutoverYear = 1582;/** 闰年中每月天数 */private static final int[] DAYS_P_MONTH_LY= {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};/** 非闰年中每月天数 */private static final int[] DAYS_P_MONTH_CY= {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};/** 代表数组里的年、月、日 */private static final int Y = 0, M = 1, D = 2;/*** 将代表日期的字符串分割为代表年月日的整形数组* @param date* @return*/public static int[] splitYMD(String date){date = date.replace("-", "");int[] ymd = {0, 0, 0};ymd[Y] = Integer.parseInt(date.substring(0, 4));ymd[M] = Integer.parseInt(date.substring(4, 6));ymd[D] = Integer.parseInt(date.substring(6, 8));return ymd;}/*** 检查传入的参数代表的年份是否为闰年* @param year* @return*/public static boolean isLeapYear(int year) {return year >= gregorianCutoverYear ?((year%4 == 0) && ((year%100 != 0) || (year%400 == 0))) : (year%4 == 0); }/*** 日期加1天* @param year* @param month* @param day* @return*/private static int[] addOneDay(int year, int month, int day){if(isLeapYear( year )){day++;if( day > DAYS_P_MONTH_LY[month -1 ] ){month++;if(month > 12){year++;month = 1;}day = 1;}}else{day++;if( day > DAYS_P_MONTH_CY[month -1 ] ){month++;if(month > 12){year++;month = 1;}day = 1;}}int[] ymd = {year, month, day};return ymd;}/*** 将不足两位的月份或日期补足为两位* @param decimal* @return*/public static String formatMonthDay(int decimal){DecimalFormat df = new DecimalFormat("00");return df.format( decimal );}/*** 将不足四位的年份补足为四位* @param decimal* @return*/public static String formatYear(int decimal){DecimalFormat df = new DecimalFormat("0000");return df.format( decimal );}/*** 计算两个日期之间相隔的天数* @param begin* @param end* @return* @throws ParseException*/public static long countDay(String begin,String end){SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");Date beginDate , endDate;long day = 0;try {beginDate= format.parse(begin);endDate=  format.parse(end);day=(endDate.getTime()-beginDate.getTime())/(24*60*60*1000);  } catch (ParseException e) {e.printStackTrace();}                return day;}/*** 以循环的方式计算日期* @param beginDate endDate* @param days* @return*/public static List<String> getEveryday(String beginDate , String endDate){long days = countDay(beginDate, endDate);int[] ymd = splitYMD( beginDate );List<String> everyDays = new ArrayList<String>();everyDays.add(beginDate);for(int i = 0; i < days; i++){ymd = addOneDay(ymd[Y], ymd[M], ymd[D]);everyDays.add(formatYear(ymd[Y])+"-"+formatMonthDay(ymd[M])+"-"+formatMonthDay(ymd[D]));}return everyDays;}public static void main(String[] args) {List<String> list = AccountDate.getEveryday("2008-08-29", "2008-09-02");for (String result : list) {System.out.println(result);}}}