JAVA版农历和阳历相互转换源码

public class TestNongLi ...{
public static void main(String[] args) ...{
// 调用农历日期转换阳历日期方法
System.out.println(ChineseCalendar.sCalendarLundarToSolar(2008, 1, 1));
}
}

// 自定义日历类
class ChineseCalendar ...{

// Array lIntLunarDay is stored in the monthly day information in every year from 1901 to 2100 of the lunar calendar,
// The lunar calendar can only be 29 or 30 days every month, express with 12(or 13) pieces of binary bit in one year,
// it is 30 days for 1 form in the corresponding location , otherwise it is 29 days
private static final int[] iLunarMonthDaysTable = ...{ 0x4ae0, 0xa570, 0x5268, 0xd260, 0xd950, 0x6aa8, 0x56a0, 0x9ad0, 0x4ae8,
0x4ae0, // 1910
0xa4d8, 0xa4d0, 0xd250, 0xd548, 0xb550, 0x56a0, 0x96d0, 0x95b0, 0x49b8, 0x49b0, // 1920
0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada8, 0x2b60, 0x9570, 0x4978, 0x4970, 0x64b0, // 1930
0xd4a0, 0xea50, 0x6d48, 0x5ad0, 0x2b60, 0x9370, 0x92e0, 0xc968, 0xc950, 0xd4a0, // 1940
0xda50, 0xb550, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, 0xb4a8, 0x6ca0, // 1950
0xb550, 0x55a8, 0x4da0, 0xa5b0, 0x52b8, 0x52b0, 0xa950, 0xe950, 0x6aa0, 0xad50, // 1960
0xab50, 0x4b60, 0xa570, 0xa570, 0x5260, 0xe930, 0xd950, 0x5aa8, 0x56a0, 0x96d0, // 1970
0x4ae8, 0x4ad0, 0xa4d0, 0xd268, 0xd250, 0xd528, 0xb540, 0xb6a0, 0x96d0, 0x95b0, // 1980
0x49b0, 0xa4b8, 0xa4b0, 0xb258, 0x6a50, 0x6d40, 0xada0, 0xab60, 0x9370, 0x4978, // 1990
0x4970, 0x64b0, 0x6a50, 0xea50, 0x6b28, 0x5ac0, 0xab60, 0x9368, 0x92e0, 0xc960, // 2000
0xd4a8, 0xd4a0, 0xda50, 0x5aa8, 0x56a0, 0xaad8, 0x25d0, 0x92d0, 0xc958, 0xa950, // 2010
0xb4a0, 0xb550, 0xb550, 0x55a8, 0x4ba0, 0xa5b0, 0x52b8, 0x52b0, 0xa930, 0x74a8, // 2020
0x6aa0, 0xad50, 0x4da8, 0x4b60, 0x9570, 0xa4e0, 0xd260, 0xe930, 0xd530, 0x5aa0, // 2030
0x6b50, 0x96d0, 0x4ae8, 0x4ad0, 0xa4d0, 0xd258, 0xd250, 0xd520, 0xdaa0, 0xb5a0, // 2040
0x56d0, 0x4ad8, 0x49b0, 0xa4b8, 0xa4b0, 0xaa50, 0xb528, 0x6d20, 0xada0, 0x55b0 // 2050
};

// Array iLunarLeapMonthTable preserves the lunar calendar leap month from 1901 to 2050,
// if it is 0 express not to have , every byte was stored for two years
private static final char[] iLunarLeapMonthTable = ...{ 0x00, 0x50, 0x04, 0x00, 0x20, // 1910
0x60, 0x05, 0x00, 0x20, 0x70, // 1920
0x05, 0x00, 0x40, 0x02, 0x06, // 1930
0x00, 0x50, 0x03, 0x07, 0x00, // 1940
0x60, 0x04, 0x00, 0x20, 0x70, // 1950
0x05, 0x00, 0x30, 0x80, 0x06, // 1960
0x00, 0x40, 0x03, 0x07, 0x00, // 1970
0x50, 0x04, 0x08, 0x00, 0x60, // 1980
0x04, 0x0a, 0x00, 0x60, 0x05, // 1990
0x00, 0x30, 0x80, 0x05, 0x00, // 2000
0x40, 0x02, 0x07, 0x00, 0x50, // 2010
0x04, 0x09, 0x00, 0x60, 0x04, // 2020
0x00, 0x20, 0x60, 0x05, 0x00, // 2030
0x30, 0xb0, 0x06, 0x00, 0x50, // 2040
0x02, 0x07, 0x00, 0x50, 0x03 // 2050
};

// Array iSolarLunarTable stored the offset days
// in New Year of solar calendar and lunar calendar from 1901 to 2050;
private static final char[] iSolarLunarOffsetTable = ...{ 49, 38, 28, 46, 34, 24, 43, 32, 21, 40, // 1910
29, 48, 36, 25, 44, 34, 22, 41, 31, 50, // 1920
38, 27, 46, 35, 23, 43, 32, 22, 40, 29, // 1930
47, 36, 25, 44, 34, 23, 41, 30, 49, 38, // 1940
26, 45, 35, 24, 43, 32, 21, 40, 28, 47, // 1950
36, 26, 44, 33, 23, 42, 30, 48, 38, 27, // 1960
45, 35, 24, 43, 32, 20, 39, 29, 47, 36, // 1970
26, 45, 33, 22, 41, 30, 48, 37, 27, 46, // 1980
35, 24, 43, 32, 50, 39, 28, 47, 36, 26, // 1990
45, 34, 22, 40, 30, 49, 37, 27, 46, 35, // 2000
23, 42, 31, 21, 39, 28, 48, 37, 25, 44, // 2010
33, 23, 41, 31, 50, 39, 28, 47, 35, 24, // 2020
42, 30, 21, 40, 28, 47, 36, 25, 43, 33, // 2030
22, 41, 30, 49, 37, 26, 44, 33, 23, 42, // 2040
31, 21, 40, 29, 47, 36, 25, 44, 32, 22, // 2050
};

static boolean bIsSolarLeapYear(int iYear) ...{
return ((iYear % 4 == 0) && (iYear % 100 != 0) || iYear % 400 == 0);
}

// The days in the month of solar calendar
static int iGetSYearMonthDays(int iYear, int iMonth) ...{
if ((iMonth == 1) || (iMonth == 3) || (iMonth == 5) || (iMonth == 7) || (iMonth == 8) || (iMonth == 10) || (iMonth == 12))
return 31;
else if ((iMonth == 4) || (iMonth == 6) || (iMonth == 9) || (iMonth == 11))
return 30;
else if (iMonth == 2) ...{
if (bIsSolarLeapYear(iYear))
return 29;
else
return 28;
} else
return 0;
}

// The offset days from New Year and the day when point out in solar calendar
static int iGetSNewYearOffsetDays(int iYear, int iMonth, int iDay) ...{
int iOffsetDays = 0;

for (int i = 1; i < iMonth; i++) ...{
iOffsetDays += iGetSYearMonthDays(iYear, i);
}
iOffsetDays += iDay - 1;

return iOffsetDays;
}

static int iGetLLeapMonth(int iYear) ...{
char iMonth = iLunarLeapMonthTable[(iYear - 1901) / 2];

if (iYear % 2 == 0)
return (iMonth & 0x0f);
else
return (iMonth & 0xf0) >> 4;
}

static int iGetLMonthDays(int iYear, int iMonth) ...{
int iLeapMonth = iGetLLeapMonth(iYear);
if ((iMonth > 12) && (iMonth - 12 != iLeapMonth) || (iMonth < 0)) ...{
System.out.println("Wrong month, ^_^ , i think you are want a -1, go to death!");
return -1;
}
if (iMonth - 12 == iLeapMonth) ...{
if ((iLunarMonthDaysTable[iYear - 1901] & (0x8000 >> iLeapMonth)) == 0)
return 29;
else
return 30;
}
if ((iLeapMonth > 0) && (iMonth > iLeapMonth))
iMonth++;
if ((iLunarMonthDaysTable[iYear - 1901] & (0x8000 >> (iMonth - 1))) == 0)
return 29;
else
return 30;
}

// Days in this year of lunar calendar
static int iGetLYearDays(int iYear) ...{
int iYearDays = 0;
int iLeapMonth = iGetLLeapMonth(iYear);

for (int i = 1; i < 13; i++)
iYearDays += iGetLMonthDays(iYear, i);
if (iLeapMonth > 0)
iYearDays += iGetLMonthDays(iYear, iLeapMonth + 12);
return iYearDays;
}

static int iGetLNewYearOffsetDays(int iYear, int iMonth, int iDay) ...{
int iOffsetDays = 0;
int iLeapMonth = iGetLLeapMonth(iYear);

if ((iLeapMonth > 0) && (iLeapMonth == iMonth - 12)) ...{
iMonth = iLeapMonth;
iOffsetDays += iGetLMonthDays(iYear, iMonth);
}

for (int i = 1; i < iMonth; i++) ...{
iOffsetDays += iGetLMonthDays(iYear, i);
if (i == iLeapMonth)
iOffsetDays += iGetLMonthDays(iYear, iLeapMonth + 12);
}
iOffsetDays += iDay - 1;

return iOffsetDays;
}

// The solar calendar is turned into the lunar calendar
static String sCalendarSolarToLundar(int iYear, int iMonth, int iDay) ...{
int iLDay, iLMonth, iLYear;
int iOffsetDays = iGetSNewYearOffsetDays(iYear, iMonth, iDay);
int iLeapMonth = iGetLLeapMonth(iYear);

if (iOffsetDays < iSolarLunarOffsetTable[iYear - 1901]) ...{
iLYear = iYear - 1;
iOffsetDays = iSolarLunarOffsetTable[iYear - 1901] - iOffsetDays;
iLDay = iOffsetDays;

for (iLMonth = 12; iOffsetDays > iGetLMonthDays(iLYear, iLMonth); iLMonth--) ...{
iLDay = iOffsetDays;
iOffsetDays -= iGetLMonthDays(iLYear, iLMonth);
}
if (0 == iLDay)
iLDay = 1;
else
iLDay = iGetLMonthDays(iLYear, iLMonth) - iOffsetDays + 1;
} else ...{
iLYear = iYear;
iOffsetDays -= iSolarLunarOffsetTable[iYear - 1901];
iLDay = iOffsetDays + 1;

for (iLMonth = 1; iOffsetDays >= 0; iLMonth++) ...{
iLDay = iOffsetDays + 1;
iOffsetDays -= iGetLMonthDays(iLYear, iLMonth);
if ((iLeapMonth == iLMonth) && (iOffsetDays > 0)) ...{
iLDay = iOffsetDays;
iOffsetDays -= iGetLMonthDays(iLYear, iLMonth + 12);
if (iOffsetDays <= 0) ...{
iLMonth += 12 + 1;
break;
}
}
}
iLMonth--;
}
return "" + iLYear + (iLMonth > 9 ? "" + iLMonth : "0" + iLMonth) + (iLDay > 9 ? "" + iLDay : "0" + iLDay);
}

// The lunar calendar is turned into the Solar calendar
static String sCalendarLundarToSolar(int iYear, int iMonth, int iDay) ...{
int iSYear, iSMonth, iSDay;
int iOffsetDays = iGetLNewYearOffsetDays(iYear, iMonth, iDay) + iSolarLunarOffsetTable[iYear - 1901];
int iYearDays = bIsSolarLeapYear(iYear) ? 366 : 365;

if (iOffsetDays >= iYearDays) ...{
iSYear = iYear + 1;
iOffsetDays -= iYearDays;
} else ...{
iSYear = iYear;
}
iSDay = iOffsetDays + 1;
for (iSMonth = 1; iOffsetDays >= 0; iSMonth++) ...{
iSDay = iOffsetDays + 1;
iOffsetDays -= iGetSYearMonthDays(iSYear, iSMonth);
}
iSMonth--;

return "" + iSYear + (iSMonth > 9 ? iSMonth + "" : "0" + iSMonth) + (iSDay > 9 ? iSDay + "" : "0" + iSDay);
}
}

// 自定义星期类
class Week ...{
int iWeek;

private String sWeek[] = ...{ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" };

public Week() ...{
iWeek = 0;
}

public Week(int w) ...{
if ((w > 6) || (w < 0)) ...{
System.out.println("Week out of range, I think you want Sunday");
this.iWeek = 0;
} else
this.iWeek = w;
}

public String toString() ...{
return sWeek[iWeek];
}
}

// 自定义日期类
class MyDate ...{

public int iYear;

public int iMonth;

public int iDay;

private static int checkYear(int iYear) ...{
if ((iYear > 1901) && (iYear < 2050))
return iYear;
else ...{
System.out.println("The Year out of range, I think you want 1981");
return 1981;
}
}

public MyDate(int iYear, int iMonth, int iDay) ...{
this.iYear = checkYear(iYear);
this.iMonth = iMonth;
this.iDay = iDay;
}

public MyDate(int iYear, int iMonth) ...{
this.iYear = checkYear(iYear);
this.iMonth = iMonth;
this.iDay = 1;
}

public MyDate(int iYear) ...{
this.iYear = checkYear(iYear);
this.iMonth = 1;
this.iDay = 1;
}

public MyDate() ...{
this.iYear = 1981;
this.iMonth = 1;
this.iDay = 1;
}

public String toString() ...{
return "" + this.iYear + (this.iMonth > 9 ? "" + this.iMonth : "0" + this.iMonth)
+ (this.iDay > 9 ? "" + this.iDay : "0" + this.iDay);
}

public boolean equals(MyDate md) ...{
return ((md.iDay == this.iDay) && (md.iMonth == this.iMonth) && (md.iYear == this.iYear));
}
}

// 阳历日期类,继承自定义日期
class SolarDate extends MyDate ...{

private static int checkMonth(int iMonth) ...{
if (iMonth > 12) ...{
System.out.println("Month out of range, I think you want 12 ");
return 12;
} else if (iMonth < 1) ...{
System.out.println("Month out of range, I think you want 1 ");
return 1;
} else
return iMonth;
}

private static int checkDay(int iYear, int iMonth, int iDay) ...{
int iMonthDays = ChineseCalendar.iGetSYearMonthDays(iYear, iMonth);

if (iDay > iMonthDays) ...{
System.out.println("Day out of range, I think you want " + iMonthDays + " ");
return iMonthDays;
} else if (iDay < 1) ...{
System.out.println("Day out of range, I think you want 1 ");
return 1;
} else
return iDay;
}

public SolarDate(int iYear, int iMonth, int iDay) ...{
super(iYear);
this.iMonth = checkMonth(iMonth);
this.iDay = checkDay(this.iYear, this.iMonth, iDay);
}

public SolarDate(int iYear, int iMonth) ...{
super(iYear);
this.iMonth = checkMonth(iMonth);
}

public SolarDate(int iYear) ...{
super(iYear);
}

public SolarDate() ...{
super();
}

public String toString() ...{
return "" + this.iYear + (this.iMonth > 9 ? "-" + this.iMonth : "-0" + this.iMonth)
+ (this.iDay > 9 ? "-" + this.iDay : "-0" + this.iDay);
}

public Week toWeek() ...{
int iOffsetDays = 0;
for (int i = 1901; i < iYear; i++) ...{
if (ChineseCalendar.bIsSolarLeapYear(i))
iOffsetDays += 366;
else
iOffsetDays += 365;
}

iOffsetDays += ChineseCalendar.iGetSNewYearOffsetDays(iYear, iMonth, iDay);
return new Week((iOffsetDays + 2) % 7);
}

public LunarDate toLunarDate() ...{
int iYear, iMonth, iDay, iDate;
LunarDate ld;
iDate = Integer.parseInt(ChineseCalendar.sCalendarSolarToLundar(this.iYear, this.iMonth, this.iDay));
iYear = iDate / 10000;
iMonth = iDate % 10000 / 100;
iDay = iDate % 100;
ld = new LunarDate(iYear, iMonth, iDay);
return ld;
}
}

// 阴历日期类,继承自定义日期类
class LunarDate extends MyDate ...{

private String sChineseNum[] = ...{ "零", "一", "二", "三", "四", "五", "六", "七", "八", "九", "十" };

private static int checkMonth(int iYear, int iMonth) ...{
if ((iMonth > 12) && (iMonth == ChineseCalendar.iGetLLeapMonth(iYear) + 12)) ...{
return iMonth;
} else if (iMonth > 12) ...{
System.out.println("Month out of range, I think you want 12 ");
return 12;
} else if (iMonth < 1) ...{
System.out.println("Month out of range, I think you want 1 ");
return 1;
} else
return iMonth;
}

private static int checkDay(int iYear, int iMonth, int iDay) ...{
int iMonthDays = ChineseCalendar.iGetLMonthDays(iYear, iMonth);

if (iDay > iMonthDays) ...{
System.out.println("Day out of range, I think you want " + iMonthDays + " ");
return iMonthDays;
} else if (iDay < 1) ...{
System.out.println("Day out of range, I think you want 1 ");
return 1;
} else
return iDay;
}

public LunarDate(int iYear, int iMonth, int iDay) ...{
super(iYear);
this.iMonth = checkMonth(this.iYear, iMonth);
this.iDay = checkDay(this.iYear, this.iMonth, iDay);
}

public LunarDate(int iYear, int iMonth) ...{
super(iYear);
this.iMonth = checkMonth(this.iYear, iMonth);
}

public LunarDate(int iYear) ...{
super(iYear);
}

public LunarDate() ...{
super();
}

public String toString() ...{
String sCalendar = "农历";

sCalendar += sChineseNum[iYear / 1000] + sChineseNum[iYear % 1000 / 100] + sChineseNum[iYear % 100 / 10]
+ sChineseNum[iYear % 10] + "(" + toChineseEra() + ")年";
if (iMonth > 12) ...{
iMonth -= 12;
sCalendar += "闰";
}
if (iMonth == 12)
sCalendar += "腊月";
else if (iMonth == 11)
sCalendar += "冬月";
else if (iMonth == 1)
sCalendar += "正月";
else
sCalendar += sChineseNum[iMonth] + "月";
if (iDay > 29)
sCalendar += "三十";
else if (iDay > 20)
sCalendar += "二十" + sChineseNum[iDay % 20];
else if (iDay == 20)
sCalendar += "二十";
else if (iDay > 10)
sCalendar += "十" + sChineseNum[iDay % 10];
else
sCalendar += "初" + sChineseNum[iDay];

return sCalendar;
}

public CnWeek toWeek() ...{
int iOffsetDays = 0;
for (int i = 1901; i < iYear; i++)
iOffsetDays += ChineseCalendar.iGetLYearDays(i);

iOffsetDays += ChineseCalendar.iGetLNewYearOffsetDays(iYear, iMonth, iDay);
return new CnWeek((iOffsetDays + 2) % 7);
}

public ChineseEra toChineseEra() ...{
return new ChineseEra(iYear);
}

public SolarDate toSolarDate() ...{
int iYear, iMonth, iDay, iDate;
SolarDate sd;
iDate = Integer.parseInt(ChineseCalendar.sCalendarLundarToSolar(this.iYear, this.iMonth, this.iDay));
iYear = iDate / 10000;
iMonth = iDate % 10000 / 100;
iDay = iDate % 100;
sd = new SolarDate(iYear, iMonth, iDay);
return sd;
}
}

class CnWeek extends Week ...{

private String sCnWeek[] = ...{ "日", "一", "二", "三", "四", "五", "六" };

public CnWeek() ...{
super();
}

public CnWeek(int iWeek) ...{
super(iWeek);
}

public String toString() ...{
return "星期" + sCnWeek[this.iWeek];
}
}

class ChineseEra ...{
int iYear;

String[] sHeavenlyStems = ...{ "甲", "乙", "丙", "丁", "戊", "己", "庚", "辛", "壬", "癸" };

String[] sEarthlyBranches = ...{ "子", "丑", "寅", "卯", "辰", "巳", "午", "未", "申", "酉", "戌", "亥" };

public ChineseEra() ...{
int iYear = 1981;
}

public ChineseEra(int iYear) ...{
if ((iYear < 2050) && (iYear > 1901))
this.iYear = iYear;
else
this.iYear = 1981;
}

public String toString() ...{
int temp;
temp = Math.abs(iYear - 1924);
return sHeavenlyStems[temp % 10] + sEarthlyBranches[temp % 12];
}
}