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| package com.matrix.system.hive.plugin.util;
|
| import java.text.ParseException;
| import java.text.SimpleDateFormat;
| import java.util.Calendar;
| import java.util.Date;
|
| public class DateTransaction {
|
| private int year;
| private int month;
| private int day;
| private boolean leap;
| final static String chineseNumber[] = { "一", "二", "三", "四", "五", "六", "七", "八", "九", "十", "十一", "十二" };
| static SimpleDateFormat chineseDateFormat = new SimpleDateFormat("yyyy年MM月dd日");
| final static long[] lunarInfo = new long[] { 0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0,
| 0x09ad0, 0x055d2, 0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0, 0x0ada2, 0x095b0, 0x14977,
| 0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, 0x06566, 0x0d4a0,
| 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0, 0x1c8d7, 0x0c950, 0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0,
| 0x1a5b4, 0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, 0x06ca0, 0x0b550, 0x15355, 0x04da0, 0x0a5d0, 0x14573,
| 0x052d0, 0x0a9a8, 0x0e950, 0x06aa0, 0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260, 0x0f263, 0x0d950,
| 0x05b57, 0x056a0, 0x096d0, 0x04dd5, 0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b5a0, 0x195a6,
| 0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40, 0x0af46, 0x0ab60, 0x09570, 0x04af5, 0x04970,
| 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x055c0, 0x0ab60, 0x096d5, 0x092e0, 0x0c960, 0x0d954, 0x0d4a0, 0x0da50,
| 0x07552, 0x056a0, 0x0abb7, 0x025d0, 0x092d0, 0x0cab5, 0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0,
| 0x0a5b0, 0x15176, 0x052b0, 0x0a930, 0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260,
| 0x0ea65, 0x0d530, 0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, 0x0a4d0, 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45,
| 0x0b5a0, 0x056d0, 0x055b2, 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0 };
|
| // ====== 传回农历 y年的总天数
| final private static int yearDays(int y) {
| int i, sum = 348;
| for (i = 0x8000; i > 0x8; i >>= 1) {
| if ((lunarInfo[y - 1900] & i) != 0)
| sum += 1;
| }
| return (sum + leapDays(y));
| }
|
| // ====== 传回农历 y年闰月的天数
| final private static int leapDays(int y) {
| if (leapMonth(y) != 0) {
| if ((lunarInfo[y - 1900] & 0x10000) != 0)
| return 30;
| else
| return 29;
| } else
| return 0;
| }
|
| // ====== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
| final private static int leapMonth(int y) {
| return (int) (lunarInfo[y - 1900] & 0xf);
| }
|
| // ====== 传回农历 y年m月的总天数
| final private static int monthDays(int y, int m) {
| if ((lunarInfo[y - 1900] & (0x10000 >> m)) == 0)
| return 29;
| else
| return 30;
| }
|
| // ====== 传回农历 y年的生肖
| final public String animalsYear() {
| final String[] Animals = new String[] { "鼠", "牛", "虎", "兔", "龙", "蛇", "马", "羊", "猴", "鸡", "狗", "猪" };
| return Animals[(year - 4) % 12];
| }
|
| // ====== 传入 月日的offset 传回干支, 0=甲子
| final private static String cyclicalm(int num) {
| final String[] Gan = new String[] { "甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸" };
| final String[] Zhi = new String[] { "子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥" };
| return (Gan[num % 10] + Zhi[num % 12]);
| }
|
| // ====== 传入 offset 传回干支, 0=甲子
| final public String cyclical() {
| int num = year - 1900 + 36;
| return (cyclicalm(num));
| }
|
| /** */
| /**
| * * 传出y年m月d日对应的农历. * yearCyl3:农历年与1864的相差数 ? * monCyl4:从1900年1月31日以来,闰月数 *
| * dayCyl5:与1900年1月31日相差的天数,再加40 ? * @param cal * @return
| */
| public DateTransaction(Calendar cal) {
| @SuppressWarnings("unused")
| int yearCyl, monCyl, dayCyl;
| int leapMonth = 0;
| Date baseDate = null;
| try {
| baseDate = chineseDateFormat.parse("1900年1月31日");
| } catch (ParseException e) {
| e.printStackTrace(); // To change body of catch statement use
| // Options | File Templates.
| }
| // 求出和1900年1月31日相差的天数
| int offset = (int) ((cal.getTime().getTime() - baseDate.getTime()) / 86400000L);
| dayCyl = offset + 40;
| monCyl = 14;
| // 用offset减去每农历年的天数
| // 计算当天是农历第几天
| // i最终结果是农历的年份
| // offset是当年的第几天
| int iYear, daysOfYear = 0;
| for (iYear = 1900; iYear < 2050 && offset > 0; iYear++) {
| daysOfYear = yearDays(iYear);
| offset -= daysOfYear;
| monCyl += 12;
| }
| if (offset < 0) {
| offset += daysOfYear;
| iYear--;
| monCyl -= 12;
| }
| // 农历年份
| year = iYear;
| yearCyl = iYear - 1864;
| leapMonth = leapMonth(iYear); // 闰哪个月,1-12
| leap = false;
| // 用当年的天数offset,逐个减去每月（农历）的天数，求出当天是本月的第几天
| int iMonth, daysOfMonth = 0;
| for (iMonth = 1; iMonth < 13 && offset > 0; iMonth++) {
| // 闰月
| if (leapMonth > 0 && iMonth == (leapMonth + 1) && !leap) {
| --iMonth;
| leap = true;
| daysOfMonth = leapDays(year);
| } else
| daysOfMonth = monthDays(year, iMonth);
| offset -= daysOfMonth;
| // 解除闰月
| if (leap && iMonth == (leapMonth + 1))
| leap = false;
| if (!leap)
| monCyl++;
| }
| // offset为0时，并且刚才计算的月份是闰月，要校正
| if (offset == 0 && leapMonth > 0 && iMonth == leapMonth + 1) {
| if (leap) {
| leap = false;
| } else {
| leap = true;
| --iMonth;
| --monCyl;
| }
| }
| // offset小于0时，也要校正
| if (offset < 0) {
| offset += daysOfMonth;
| --iMonth;
| --monCyl;
| }
| month = iMonth;
| day = offset + 1;
| }
|
| public static String getChinaDayString(int day) {
| String chineseTen[] = { "初", "十", "廿", "卅" };
| int n = day % 10 == 0 ? 9 : day % 10 - 1;
| if (day > 30)
| return "";
| if (day == 10)
| return "初十";
| else
| return chineseTen[day / 10] + chineseNumber[n];
| }
|
| public String toString() {
| return year + "年" + (leap ? "闰" : "") +month + "月" + day;
| }
|
| public static void main(String[] args) throws ParseException {
| Date date = new Date();
| SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy年MM月dd日");
| String d = dateFormat.format(date);
| Calendar today = Calendar.getInstance();
| today.setTime(chineseDateFormat.parse(d));
| DateTransaction lunar = new DateTransaction(today);
| System.out.println("北京时间：" + chineseDateFormat.format(today.getTime()) + " 农历" + lunar);
| }
| }
|
|
