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];
    }
}