收藏一个农历算法

/**
* ChineseCalendarGB.java Copyright (c) 1997-2002 by Dr. Herong Yang 中国农历算法 -
* 实用于公历 1901 年至 2100 年之间的 200 年
*/
public class CalendarUtil {
private int gregorianYear;
private int gregorianMonth;
private int gregorianDate;
private boolean isGregorianLeap;
private int dayOfYear;
private int dayOfWeek; // 周日一星期的第一天
private int chineseYear;
private int chineseMonth; // 负数表示闰月
private int chineseDate;
private int sectionalTerm;
private int principleTerm;
private static char[] daysInGregorianMonth = { 31, 28, 31, 30, 31, 30, 31,
31, 30, 31, 30, 31 };
private static String[] stemNames = { "甲", "乙", "丙", "丁", "戊", "己", "庚",
"辛", "壬", "癸" };
private static String[] branchNames = { "子", "丑", "寅", "卯", "辰", "巳", "午",
"未", "申", "酉", "戌", "亥" };
private static String[] animalNames = { "鼠", "牛", "虎", "兔", "龙", "蛇", "马",
"羊", "猴", "鸡", "狗", "猪" };

public static final String[] daysOfMonth = { "1", "2", "3", "4", "5", "6",
"7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17",
"18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28",
"29", "30", "31" };

private String monthOfAlmanac[] = {"正月","二月","三月","四月","五月","六月","七月","八月","九月","十月","冬月","腊月"};
private String daysOfAlmanac[] = { "初一", "初二", "初三", "初四", "初五", "初六",
"初七", "初八", "初九", "初十", "十一", "十二", "十三", "十四", "十五", "十六", "十七",
"十八", "十九", "二十", "廿一", "廿二", "廿三", "廿四", "廿五", "廿六", "廿七", "廿八",
"廿九", "三十" }; // 农历的天数

public CalendarUtil() {
setGregorian(1901, 1, 1);
}

/**
* 得到对应天的农历 要判断闰月 月初 月末 *
* @param y
* @param m
* @param d
* @return String
*/
public String getChineseDay(int y, int m, int d) {

CalendarUtil c = new CalendarUtil();

c.setGregorian(y, m, d);
c.computeChineseFields();
c.computeSolarTerms();

int cd = c.getChineseDate();

return daysOfAlmanac[cd - 1];
}

/**
     *  得到对应天的农历
     *  要判断闰月 月初 月末
     * @param y
     * @param m
     * @param d
     * @return
     */
public String getChineseMonth(int y, int m, int d) {
setGregorian(y,m,d);
computeChineseFields();
computeSolarTerms();

int cd = getChineseMonth();
if(cd < 1 || cd > 29)
cd = 1;
return monthOfAlmanac[cd -1];
}

public void setGregorian(int y, int m, int d) {
gregorianYear = y;
gregorianMonth = m;
gregorianDate = d;
isGregorianLeap = isGregorianLeapYear(y);
dayOfYear = dayOfYear(y, m, d);
dayOfWeek = dayOfWeek(y, m, d);
chineseYear = 0;
chineseMonth = 0;
chineseDate = 0;
sectionalTerm = 0;
principleTerm = 0;
}

// 判断是否是闰年
public static boolean isGregorianLeapYear(int year) {
boolean isLeap = false;
if (year % 4 == 0)
isLeap = true;
if (year % 100 == 0)
isLeap = false;
if (year % 400 == 0)
isLeap = true;
return isLeap;
}

// 返回一个月有几天
public static int daysInGregorianMonth(int y, int m) {
int d = daysInGregorianMonth[m - 1];
if (m == 2 && isGregorianLeapYear(y))
d++; // 公历闰年二月多一天
return d;
}

// 计算当前天在本年中是第几天
public static int dayOfYear(int y, int m, int d) {
int c = 0;
for (int i = 1; i < m; i++) {
c = c + daysInGregorianMonth(y, i);
}
c = c + d;
return c;
}

// 当前天是本周的第几天 ， 从星期天开始算
public static int dayOfWeek(int y, int m, int d) {
int w = 1; // 公历一年一月一日是星期一，所以起始值为星期日
y = (y - 1) % 400 + 1; // 公历星期值分部 400 年循环一次
int ly = (y - 1) / 4; // 闰年次数
ly = ly - (y - 1) / 100;
ly = ly + (y - 1) / 400;
int ry = y - 1 - ly; // 常年次数
w = w + ry; // 常年星期值增一
w = w + 2 * ly; // 闰年星期值增二
w = w + dayOfYear(y, m, d);
w = (w - 1) % 7 + 1;
return w;
}

// 农历月份大小压缩表，两个字节表示一年。两个字节共十六个二进制位数，
// 前四个位数表示闰月月份，后十二个位数表示十二个农历月份的大小。
private static char[] chineseMonths = { 0x00, 0x04, 0xad, 0x08, 0x5a, 0x01,
0xd5, 0x54, 0xb4, 0x09, 0x64, 0x05, 0x59, 0x45, 0x95, 0x0a, 0xa6,
0x04, 0x55, 0x24, 0xad, 0x08, 0x5a, 0x62, 0xda, 0x04, 0xb4, 0x05,
0xb4, 0x55, 0x52, 0x0d, 0x94, 0x0a, 0x4a, 0x2a, 0x56, 0x02, 0x6d,
0x71, 0x6d, 0x01, 0xda, 0x02, 0xd2, 0x52, 0xa9, 0x05, 0x49, 0x0d,
0x2a, 0x45, 0x2b, 0x09, 0x56, 0x01, 0xb5, 0x20, 0x6d, 0x01, 0x59,
0x69, 0xd4, 0x0a, 0xa8, 0x05, 0xa9, 0x56, 0xa5, 0x04, 0x2b, 0x09,
0x9e, 0x38, 0xb6, 0x08, 0xec, 0x74, 0x6c, 0x05, 0xd4, 0x0a, 0xe4,
0x6a, 0x52, 0x05, 0x95, 0x0a, 0x5a, 0x42, 0x5b, 0x04, 0xb6, 0x04,
0xb4, 0x22, 0x6a, 0x05, 0x52, 0x75, 0xc9, 0x0a, 0x52, 0x05, 0x35,
0x55, 0x4d, 0x0a, 0x5a, 0x02, 0x5d, 0x31, 0xb5, 0x02, 0x6a, 0x8a,
0x68, 0x05, 0xa9, 0x0a, 0x8a, 0x6a, 0x2a, 0x05, 0x2d, 0x09, 0xaa,
0x48, 0x5a, 0x01, 0xb5, 0x09, 0xb0, 0x39, 0x64, 0x05, 0x25, 0x75,
0x95, 0x0a, 0x96, 0x04, 0x4d, 0x54, 0xad, 0x04, 0xda, 0x04, 0xd4,
0x44, 0xb4, 0x05, 0x54, 0x85, 0x52, 0x0d, 0x92, 0x0a, 0x56, 0x6a,
0x56, 0x02, 0x6d, 0x02, 0x6a, 0x41, 0xda, 0x02, 0xb2, 0xa1, 0xa9,
0x05, 0x49, 0x0d, 0x0a, 0x6d, 0x2a, 0x09, 0x56, 0x01, 0xad, 0x50,
0x6d, 0x01, 0xd9, 0x02, 0xd1, 0x3a, 0xa8, 0x05, 0x29, 0x85, 0xa5,
0x0c, 0x2a, 0x09, 0x96, 0x54, 0xb6, 0x08, 0x6c, 0x09, 0x64, 0x45,
0xd4, 0x0a, 0xa4, 0x05, 0x51, 0x25, 0x95, 0x0a, 0x2a, 0x72, 0x5b,
0x04, 0xb6, 0x04, 0xac, 0x52, 0x6a, 0x05, 0xd2, 0x0a, 0xa2, 0x4a,
0x4a, 0x05, 0x55, 0x94, 0x2d, 0x0a, 0x5a, 0x02, 0x75, 0x61, 0xb5,
0x02, 0x6a, 0x03, 0x61, 0x45, 0xa9, 0x0a, 0x4a, 0x05, 0x25, 0x25,
0x2d, 0x09, 0x9a, 0x68, 0xda, 0x08, 0xb4, 0x09, 0xa8, 0x59, 0x54,
0x03, 0xa5, 0x0a, 0x91, 0x3a, 0x96, 0x04, 0xad, 0xb0, 0xad, 0x04,
0xda, 0x04, 0xf4, 0x62, 0xb4, 0x05, 0x54, 0x0b, 0x44, 0x5d, 0x52,
0x0a, 0x95, 0x04, 0x55, 0x22, 0x6d, 0x02, 0x5a, 0x71, 0xda, 0x02,
0xaa, 0x05, 0xb2, 0x55, 0x49, 0x0b, 0x4a, 0x0a, 0x2d, 0x39, 0x36,
0x01, 0x6d, 0x80, 0x6d, 0x01, 0xd9, 0x02, 0xe9, 0x6a, 0xa8, 0x05,
0x29, 0x0b, 0x9a, 0x4c, 0xaa, 0x08, 0xb6, 0x08, 0xb4, 0x38, 0x6c,
0x09, 0x54, 0x75, 0xd4, 0x0a, 0xa4, 0x05, 0x45, 0x55, 0x95, 0x0a,
0x9a, 0x04, 0x55, 0x44, 0xb5, 0x04, 0x6a, 0x82, 0x6a, 0x05, 0xd2,
0x0a, 0x92, 0x6a, 0x4a, 0x05, 0x55, 0x0a, 0x2a, 0x4a, 0x5a, 0x02,
0xb5, 0x02, 0xb2, 0x31, 0x69, 0x03, 0x31, 0x73, 0xa9, 0x0a, 0x4a,
0x05, 0x2d, 0x55, 0x2d, 0x09, 0x5a, 0x01, 0xd5, 0x48, 0xb4, 0x09,
0x68, 0x89, 0x54, 0x0b, 0xa4, 0x0a, 0xa5, 0x6a, 0x95, 0x04, 0xad,
0x08, 0x6a, 0x44, 0xda, 0x04, 0x74, 0x05, 0xb0, 0x25, 0x54, 0x03 };

// 初始日，公历农历对应日期：
// 公历 1901 年 1 月 1 日，对应农历 4598 年 11 月 11 日
private static int baseYear = 1901;
private static int baseMonth = 1;
private static int baseDate = 1;
private static int baseIndex = 0;
private static int baseChineseYear = 4598 - 1;
private static int baseChineseMonth = 11;
private static int baseChineseDate = 11;

public int computeChineseFields() {
if (gregorianYear < 1901 || gregorianYear > 2100)
return 1;
int startYear = baseYear;
int startMonth = baseMonth;
int startDate = baseDate;
chineseYear = baseChineseYear;
chineseMonth = baseChineseMonth;
chineseDate = baseChineseDate;
// 第二个对应日，用以提高计算效率
// 公历 2000 年 1 月 1 日，对应农历 4697 年 11 月 25 日
if (gregorianYear >= 2000) {
startYear = baseYear + 99;
startMonth = 1;
startDate = 1;
chineseYear = baseChineseYear + 99;
chineseMonth = 11;
chineseDate = 25;
}
int daysDiff = 0;
for (int i = startYear; i < gregorianYear; i++) {
daysDiff += 365;
if (isGregorianLeapYear(i))
daysDiff += 1; // leap year
}
for (int i = startMonth; i < gregorianMonth; i++) {
daysDiff += daysInGregorianMonth(gregorianYear, i);
}
daysDiff += gregorianDate - startDate;

chineseDate += daysDiff;
int lastDate = daysInChineseMonth(chineseYear, chineseMonth);
int nextMonth = nextChineseMonth(chineseYear, chineseMonth);
while (chineseDate > lastDate) {
if (Math.abs(nextMonth) < Math.abs(chineseMonth))
chineseYear++;
chineseMonth = nextMonth;
chineseDate -= lastDate;
lastDate = daysInChineseMonth(chineseYear, chineseMonth);
nextMonth = nextChineseMonth(chineseYear, chineseMonth);
}
return 0;
}

private static int[] bigLeapMonthYears = {
// 大闰月的闰年年份
6, 14, 19, 25, 33, 36, 38, 41, 44, 52, 55, 79, 117, 136, 147, 150,
155, 158, 185, 193 };

public static int daysInChineseMonth(int y, int m) {
// 注意：闰月 m < 0
int index = y - baseChineseYear + baseIndex;
int v = 0;
int l = 0;
int d = 30;
if (1 <= m && m <= {
v = chineseMonths[2 * index];
l = m - 1;
if (((v >> l) & 0x01) == 1)
d = 29;
} else if (9 <= m && m <= 12) {
v = chineseMonths[2 * index + 1];
l = m - 9;
if (((v >> l) & 0x01) == 1)
d = 29;
} else {
v = chineseMonths[2 * index + 1];
v = (v >> 4) & 0x0F;
if (v != Math.abs(m)) {
d = 0;
} else {
d = 29;
for (int i = 0; i < bigLeapMonthYears.length; i++) {
if (bigLeapMonthYears[i] == index) {
d = 30;
break;
}
}
}
}
return d;
}

public static int nextChineseMonth(int y, int m) {
int n = Math.abs(m) + 1;
if (m > 0) {
int index = y - baseChineseYear + baseIndex;
int v = chineseMonths[2 * index + 1];
v = (v >> 4) & 0x0F;
if (v == m)
n = -m;
}
if (n == 13)
n = 1;
return n;
}

private static char[][] sectionalTermMap = {
{ 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5, 5, 5, 5,
5, 5, 5, 4, 5, 5 },
{ 5, 4, 5, 5, 5, 4, 4, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 4, 4, 4, 3,
3, 4, 4, 3, 3, 3 },
{ 6, 6, 6, 7, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5, 5, 6, 5, 5,
5, 5, 4, 5, 5, 5, 5 },
{ 5, 5, 6, 6, 5, 5, 5, 6, 5, 5, 5, 5, 4, 5, 5, 5, 4, 4, 5, 5, 4, 4,
4, 5, 4, 4, 4, 4, 5 },
{ 6, 6, 6, 7, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5, 5, 6, 5, 5,
5, 5, 4, 5, 5, 5, 5 },
{ 6, 6, 7, 7, 6, 6, 6, 7, 6, 6, 6, 6, 5, 6, 6, 6, 5, 5, 6, 6, 5, 5,
5, 6, 5, 5, 5, 5, 4, 5, 5, 5, 5 },
{ 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7, 7, 7, 6, 7, 7, 7, 6, 6,
7, 7, 6, 6, 6, 7, 7 },
{ 8, 8, 8, 9, 8, 8, 8, 8, 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7,
7, 7, 6, 7, 7, 7, 6, 6, 7, 7, 7 },
{ 8, 8, 8, 9, 8, 8, 8, 8, 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7,
7, 7, 6, 7, 7, 7, 7 },
{ 9, 9, 9, 9, 8, 9, 9, 9, 8, 8, 9, 9, 8, 8, 8, 9, 8, 8, 8, 8, 7, 8,
8, 8, 7, 7, 8, 8, 8 },
{ 8, 8, 8, 8, 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7, 7, 7, 6, 7,
7, 7, 6, 6, 7, 7, 7 },
{ 7, 8, 8, 8, 7, 7, 8, 8, 7, 7, 7, 8, 7, 7, 7, 7, 6, 7, 7, 7, 6, 6,
7, 7, 6, 6, 6, 7, 7 } };
private static char[][] sectionalTermYear = {
{ 13, 49, 85, 117, 149, 185, 201, 250, 250 },
{ 13, 45, 81, 117, 149, 185, 201, 250, 250 },
{ 13, 48, 84, 112, 148, 184, 200, 201, 250 },
{ 13, 45, 76, 108, 140, 172, 200, 201, 250 },
{ 13, 44, 72, 104, 132, 168, 200, 201, 250 },
{ 5, 33, 68, 96, 124, 152, 188, 200, 201 },
{ 29, 57, 85, 120, 148, 176, 200, 201, 250 },
{ 13, 48, 76, 104, 132, 168, 196, 200, 201 },
{ 25, 60, 88, 120, 148, 184, 200, 201, 250 },
{ 16, 44, 76, 108, 144, 172, 200, 201, 250 },
{ 28, 60, 92, 124, 160, 192, 200, 201, 250 },
{ 17, 53, 85, 124, 156, 188, 200, 201, 250 } };
private static char[][] principleTermMap = {
{ 21, 21, 21, 21, 21, 20, 21, 21, 21, 20, 20, 21, 21, 20, 20, 20,
20, 20, 20, 20, 20, 19, 20, 20, 20, 19, 19, 20 },
{ 20, 19, 19, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 18, 19, 19,
19, 18, 18, 19, 19, 18, 18, 18, 18, 18, 18, 18 },
{ 21, 21, 21, 22, 21, 21, 21, 21, 20, 21, 21, 21, 20, 20, 21, 21,
20, 20, 20, 21, 20, 20, 20, 20, 19, 20, 20, 20, 20 },
{ 20, 21, 21, 21, 20, 20, 21, 21, 20, 20, 20, 21, 20, 20, 20, 20,
19, 20, 20, 20, 19, 19, 20, 20, 19, 19, 19, 20, 20 },
{ 21, 22, 22, 22, 21, 21, 22, 22, 21, 21, 21, 22, 21, 21, 21, 21,
20, 21, 21, 21, 20, 20, 21, 21, 20, 20, 20, 21, 21 },
{ 22, 22, 22, 22, 21, 22, 22, 22, 21, 21, 22, 22, 21, 21, 21, 22,
21, 21, 21, 21, 20, 21, 21, 21, 20, 20, 21, 21, 21 },
{ 23, 23, 24, 24, 23, 23, 23, 24, 23, 23, 23, 23, 22, 23, 23, 23,
22, 22, 23, 23, 22, 22, 22, 23, 22, 22, 22, 22, 23 },
{ 23, 24, 24, 24, 23, 23, 24, 24, 23, 23, 23, 24, 23, 23, 23, 23,
22, 23, 23, 23, 22, 22, 23, 23, 22, 22, 22, 23, 23 },
{ 23, 24, 24, 24, 23, 23, 24, 24, 23, 23, 23, 24, 23, 23, 23, 23,
22, 23, 23, 23, 22, 22, 23, 23, 22, 22, 22, 23, 23 },
{ 24, 24, 24, 24, 23, 24, 24, 24, 23, 23, 24, 24, 23, 23, 23, 24,
23, 23, 23, 23, 22, 23, 23, 23, 22, 22, 23, 23, 23 },
{ 23, 23, 23, 23, 22, 23, 23, 23, 22, 22, 23, 23, 22, 22, 22, 23,
22, 22, 22, 22, 21, 22, 22, 22, 21, 21, 22, 22, 22 },
{ 22, 22, 23, 23, 22, 22, 22, 23, 22, 22, 22, 22, 21, 22, 22, 22,
21, 21, 22, 22, 21, 21, 21, 22, 21, 21, 21, 21, 22 } };
private static char[][] principleTermYear = {
{ 13, 45, 81, 113, 149, 185, 201 },
{ 21, 57, 93, 125, 161, 193, 201 },
{ 21, 56, 88, 120, 152, 188, 200, 201 },
{ 21, 49, 81, 116, 144, 176, 200, 201 },
{ 17, 49, 77, 112, 140, 168, 200, 201 },
{ 28, 60, 88, 116, 148, 180, 200, 201 },
{ 25, 53, 84, 112, 144, 172, 200, 201 },
{ 29, 57, 89, 120, 148, 180, 200, 201 },
{ 17, 45, 73, 108, 140, 168, 200, 201 },
{ 28, 60, 92, 124, 160, 192, 200, 201 },
{ 16, 44, 80, 112, 148, 180, 200, 201 },
{ 17, 53, 88, 120, 156, 188, 200, 201 } };

public int computeSolarTerms() {
if (gregorianYear < 1901 || gregorianYear > 2100)
return 1;
sectionalTerm = sectionalTerm(gregorianYear, gregorianMonth);
principleTerm = principleTerm(gregorianYear, gregorianMonth);
return 0;
}

public static int sectionalTerm(int y, int m) {
if (y < 1901 || y > 2100)
return 0;
int index = 0;
int ry = y - baseYear + 1;
while (ry >= sectionalTermYear[m - 1][index])
index++;
int term = sectionalTermMap[m - 1][4 * index + ry % 4];
if ((ry == 121) && (m == 4))
term = 5;
if ((ry == 132) && (m == 4))
term = 5;
if ((ry == 194) && (m == 6))
term = 6;
return term;
}

public static int principleTerm(int y, int m) {
if (y < 1901 || y > 2100)
return 0;
int index = 0;
int ry = y - baseYear + 1;
while (ry >= principleTermYear[m - 1][index])
index++;
int term = principleTermMap[m - 1][4 * index + ry % 4];
if ((ry == 171) && (m == 3))
term = 21;
if ((ry == 181) && (m == 5))
term = 21;
return term;
}

public String toString() {
StringBuffer buf = new StringBuffer();
buf.append("Gregorian Year: " + gregorianYear + "\n");
buf.append("Gregorian Month: " + gregorianMonth + "\n");
buf.append("Gregorian Date: " + gregorianDate + "\n");
buf.append("Is Leap Year: " + isGregorianLeap + "\n");
buf.append("Day of Year: " + dayOfYear + "\n");
buf.append("Day of Week: " + dayOfWeek + "\n");
buf.append("Chinese Year: " + chineseYear + "\n");
buf.append("Heavenly Stem: " + ((chineseYear - 1) % 10) + "\n");
buf.append("Earthly Branch: " + ((chineseYear - 1) % 12) + "\n");
buf.append("Chinese Month: " + chineseMonth + "\n");
buf.append("Chinese Date: " + chineseDate + "\n");
buf.append("Sectional Term: " + sectionalTerm + "\n");
buf.append("Principle Term: " + principleTerm + "\n");
return buf.toString();
}

public String[] getYearTable() {
setGregorian(gregorianYear, 1, 1);
computeChineseFields();
computeSolarTerms();
String[] table = new String[58]; // 6*9 + 4
table[0] = getTextLine(27, "公历年历：" + gregorianYear);
table[1] = getTextLine(27, "农历年历：" + (chineseYear + 1) + " ("
+ stemNames[(chineseYear + 1 - 1) % 10]
+ branchNames[(chineseYear + 1 - 1) % 12] + " - "
+ animalNames[(chineseYear + 1 - 1) % 12] + "年)");
int ln = 2;
String blank = "                                         " + "  "
+ "                                         ";
String[] mLeft = null;
String[] mRight = null;
for (int i = 1; i <= 6; i++) {
table[ln] = blank;
ln++;
mLeft = getMonthTable();
mRight = getMonthTable();
for (int j = 0; j < mLeft.length; j++) {
String line = mLeft[j] + "  " + mRight[j];
table[ln] = line;
ln++;
}
}
table[ln] = blank;
ln++;
table[ln] = getTextLine(0, "##/## - 公历日期/农历日期，(*)#月 - (闰)农历月第一天");
ln++;
return table;
}

public static String getTextLine(int s, String t) {
String str = "                                         " + "  "
+ "                                         ";
if (t != null && s < str.length() && s + t.length() < str.length())
str = str.substring(0, s) + t + str.substring(s + t.length());
return str;
}

private static String[] monthNames = { "一", "二", "三", "四", "五", "六", "七",
"八", "九", "十", "十一", "十二" };

public String[] getMonthTable() {
setGregorian(gregorianYear, gregorianMonth, 1);
computeChineseFields();
computeSolarTerms();
String[] table = new String[8];
String title = null;
if (gregorianMonth < 11)
title = "                   ";
else
title = "                 ";
title = title + monthNames[gregorianMonth - 1] + "月"
+ "                   ";
String header = "   日    一    二    三    四    五    六 ";
String blank = "                                          ";
table[0] = title;
table[1] = header;
int wk = 2;
String line = "";
for (int i = 1; i < dayOfWeek; i++) {
line += "     " + ' ';
}
int days = daysInGregorianMonth(gregorianYear, gregorianMonth);
for (int i = gregorianDate; i <= days; i++) {
line += getDateString() + ' ';
rollUpOneDay();
if (dayOfWeek == 1) {
table[wk] = line;
line = "";
wk++;
}
}
for (int i = dayOfWeek; i <= 7; i++) {
line += "     " + ' ';
}
table[wk] = line;
for (int i = wk + 1; i < table.length; i++) {
table[i] = blank;
}
for (int i = 0; i < table.length; i++) {
table[i] = table[i].substring(0, table[i].length() - 1);
}

return table;
}

private static String[] chineseMonthNames = { "正", "二", "三", "四", "五", "六",
"七", "八", "九", "十", "冬", "腊" };
private static String[] principleTermNames = { "雨水", "春分", "谷雨", "夏满",
"夏至", "大暑", "处暑", "秋分", "霜降", "小雪", "冬至", "大寒" };
private static String[] sectionalTermNames = { "立春", "惊蛰", "清明", "立夏",
"芒种", "小暑", "立秋", "白露", "寒露", "立冬", "大雪", "小寒" };

public String getDateString() {
String str = "*  /  ";
String gm = String.valueOf(gregorianMonth);
if (gm.length() == 1)
gm = ' ' + gm;
String cm = String.valueOf(Math.abs(chineseMonth));
if (cm.length() == 1)
cm = ' ' + cm;
String gd = String.valueOf(gregorianDate);
if (gd.length() == 1)
gd = ' ' + gd;
String cd = String.valueOf(chineseDate);
if (cd.length() == 1)
cd = ' ' + cd;
if (gregorianDate == sectionalTerm) {
str = " " + sectionalTermNames[gregorianMonth - 1];
} else if (gregorianDate == principleTerm) {
str = " " + principleTermNames[gregorianMonth - 1];
} else if (chineseDate == 1 && chineseMonth > 0) {
str = " " + chineseMonthNames[chineseMonth - 1] + "月";
} else if (chineseDate == 1 && chineseMonth < 0) {
str = "*" + chineseMonthNames[-chineseMonth - 1] + "月";
} else {
str = gd + '/' + cd;
}
return str;
}

public int rollUpOneDay() {
dayOfWeek = dayOfWeek % 7 + 1;
dayOfYear++;
gregorianDate++;
int days = daysInGregorianMonth(gregorianYear, gregorianMonth);
if (gregorianDate > days) {
gregorianDate = 1;
gregorianMonth++;
if (gregorianMonth > 12) {
gregorianMonth = 1;
gregorianYear++;
dayOfYear = 1;
isGregorianLeap = isGregorianLeapYear(gregorianYear);
}
sectionalTerm = sectionalTerm(gregorianYear, gregorianMonth);
principleTerm = principleTerm(gregorianYear, gregorianMonth);
}
chineseDate++;
days = daysInChineseMonth(chineseYear, chineseMonth);
if (chineseDate > days) {
chineseDate = 1;
chineseMonth = nextChineseMonth(chineseYear, chineseMonth);
if (chineseMonth == 1)
chineseYear++;
}
return 0;
}

public int getGregorianYear() {
return gregorianYear;
}

public void setGregorianYear(int gregorianYear) {
this.gregorianYear = gregorianYear;
}

public int getGregorianMonth() {
return gregorianMonth;
}

public void setGregorianMonth(int gregorianMonth) {
this.gregorianMonth = gregorianMonth;
}

public int getGregorianDate() {
return gregorianDate;
}

public void setGregorianDate(int gregorianDate) {
this.gregorianDate = gregorianDate;
}

public boolean isGregorianLeap() {
return isGregorianLeap;
}

public void setGregorianLeap(boolean isGregorianLeap) {
this.isGregorianLeap = isGregorianLeap;
}

public int getDayOfYear() {
return dayOfYear;
}

public void setDayOfYear(int dayOfYear) {
this.dayOfYear = dayOfYear;
}

public int getDayOfWeek() {
return dayOfWeek;
}

public void setDayOfWeek(int dayOfWeek) {
this.dayOfWeek = dayOfWeek;
}

public int getChineseYear() {
return chineseYear;
}

public void setChineseYear(int chineseYear) {
this.chineseYear = chineseYear;
}

public int getChineseMonth() {
return chineseMonth;
}

public void setChineseMonth(int chineseMonth) {
this.chineseMonth = chineseMonth;
}

public int getChineseDate() {
return chineseDate;
}

public void setChineseDate(int chineseDate) {
this.chineseDate = chineseDate;
}

public int getSectionalTerm() {
return sectionalTerm;
}

public void setSectionalTerm(int sectionalTerm) {
this.sectionalTerm = sectionalTerm;
}

public int getPrincipleTerm() {
return principleTerm;
}

public void setPrincipleTerm(int principleTerm) {
this.principleTerm = principleTerm;
}

public static char[] getDaysInGregorianMonth() {
return daysInGregorianMonth;
}

public static void setDaysInGregorianMonth(char[] daysInGregorianMonth) {
CalendarUtil.daysInGregorianMonth = daysInGregorianMonth;
}

public static String[] getStemNames() {
return stemNames;
}

public static void setStemNames(String[] stemNames) {
CalendarUtil.stemNames = stemNames;
}

public static String[] getBranchNames() {
return branchNames;
}

public static void setBranchNames(String[] branchNames) {
CalendarUtil.branchNames = branchNames;
}

public static String[] getAnimalNames() {
return animalNames;
}

public static void setAnimalNames(String[] animalNames) {
CalendarUtil.animalNames = animalNames;
}

public static char[] getChineseMonths() {
return chineseMonths;
}

public static void setChineseMonths(char[] chineseMonths) {
CalendarUtil.chineseMonths = chineseMonths;
}

public static int getBaseYear() {
return baseYear;
}

public static void setBaseYear(int baseYear) {
CalendarUtil.baseYear = baseYear;
}

public static int getBaseMonth() {
return baseMonth;
}

public static void setBaseMonth(int baseMonth) {
CalendarUtil.baseMonth = baseMonth;
}

public static int getBaseDate() {
return baseDate;
}

public static void setBaseDate(int baseDate) {
CalendarUtil.baseDate = baseDate;
}

public static int getBaseIndex() {
return baseIndex;
}

public static void setBaseIndex(int baseIndex) {
CalendarUtil.baseIndex = baseIndex;
}

public static int getBaseChineseYear() {
return baseChineseYear;
}

public static void setBaseChineseYear(int baseChineseYear) {
CalendarUtil.baseChineseYear = baseChineseYear;
}

public static int getBaseChineseMonth() {
return baseChineseMonth;
}

public static void setBaseChineseMonth(int baseChineseMonth) {
CalendarUtil.baseChineseMonth = baseChineseMonth;
}

public static int getBaseChineseDate() {
return baseChineseDate;
}

public static void setBaseChineseDate(int baseChineseDate) {
CalendarUtil.baseChineseDate = baseChineseDate;
}

public static int[] getBigLeapMonthYears() {
return bigLeapMonthYears;
}

public static void setBigLeapMonthYears(int[] bigLeapMonthYears) {
CalendarUtil.bigLeapMonthYears = bigLeapMonthYears;
}

public static char[][] getSectionalTermMap() {
return sectionalTermMap;
}

public static void setSectionalTermMap(char[][] sectionalTermMap) {
CalendarUtil.sectionalTermMap = sectionalTermMap;
}

public static char[][] getSectionalTermYear() {
return sectionalTermYear;
}

public static void setSectionalTermYear(char[][] sectionalTermYear) {
CalendarUtil.sectionalTermYear = sectionalTermYear;
}

public static char[][] getPrincipleTermMap() {
return principleTermMap;
}

public static void setPrincipleTermMap(char[][] principleTermMap) {
CalendarUtil.principleTermMap = principleTermMap;
}

public static char[][] getPrincipleTermYear() {
return principleTermYear;
}

public static void setPrincipleTermYear(char[][] principleTermYear) {
CalendarUtil.principleTermYear = principleTermYear;
}

public static String[] getMonthNames() {
return monthNames;
}

public static void setMonthNames(String[] monthNames) {
CalendarUtil.monthNames = monthNames;
}

public static String[] getChineseMonthNames() {
return chineseMonthNames;
}

public static void setChineseMonthNames(String[] chineseMonthNames) {
CalendarUtil.chineseMonthNames = chineseMonthNames;
}

public static String[] getPrincipleTermNames() {
return principleTermNames;
}

public static void setPrincipleTermNames(String[] principleTermNames) {
CalendarUtil.principleTermNames = principleTermNames;
}

public static String[] getSectionalTermNames() {
return sectionalTermNames;
}

public static void setSectionalTermNames(String[] sectionalTermNames) {
CalendarUtil.sectionalTermNames = sectionalTermNames;
}

public static void main(String[] arg) {
CalendarUtil c = new CalendarUtil();
String cmd = "day";
int y = 2010;
int m = 8;
int d = 11;

c.setGregorian(y, m, d);
c.computeChineseFields();
c.computeSolarTerms();

if (cmd.equalsIgnoreCase("year")) {
String[] t = c.getYearTable();
for (int i = 0; i < t.length; i++)
System.out.println(t[i]);
} else if (cmd.equalsIgnoreCase("month")) {
String[] t = c.getMonthTable();
for (int i = 0; i < t.length; i++)
System.out.println(t[i]);
} else {
System.out.println(c.toString());
}
System.out.println(c.getDateString());

}

}

评论

1 楼 huang305585796 2013-01-08  

超级超级复杂