import
?java.text.ParseException;
import
?java.text.SimpleDateFormat;
import
?java.util.Calendar;
import
?java.util.Date;
public
?
class
?Lunar?
{
????
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
}
;
????
//
======?傳回農歷?y年的總天數
????
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));
????}
????
//
======?傳回農歷?y年閏月的天數
????
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
;
????}
????
//
======?傳回農歷?y年閏哪個月?1-12?,?沒閏傳回?0
????
final
?
private
?
static
?
int
?leapMonth(
int
?y)?
{
????????
return
?(
int
)?(lunarInfo[y?
-
?
1900
]?
&
?
0xf
);
????}
????
//
======?傳回農歷?y年m月的總天數
????
final
?
private
?
static
?
int
?monthDays(
int
?y,?
int
?m)?
{
????????
if
?((lunarInfo[y?
-
?
1900
]?
&
?(
0x10000
?
>>
?m))?
==
?
0
)
????????????
return
?
29
;
????????
else
????????????
return
?
30
;
????}
????
//
======?傳回農歷?y年的生肖
????
final
?
public
?String?animalsYear()?
{
????????
final
?String[]?Animals?
=
?
new
?String[]
{
"
鼠
"
,?
"
牛
"
,?
"
虎
"
,?
"
兔
"
,?
"
龍
"
,?
"
蛇
"
,?
"
馬
"
,?
"
羊
"
,?
"
猴
"
,?
"
雞
"
,?
"
狗
"
,?
"
豬
"
}
;
????????
return
?Animals[(year?
-
?
4
)?
%
?
12
];
????}
????
//
======?傳入?月日的offset?傳回干支,?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
]);
????}
????
//
======?傳入?offset?傳回干支,?0=甲子
????
final
?
public
?String?cyclical()?
{
????????
int
?num?
=
?year?
-
?
1900
?
+
?
36
;
????????
return
?(cyclicalm(num));
????}
????
/**?*/
/**
?????*?傳出y年m月d日對應的農歷.
?????*?yearCyl3:農歷年與1864的相差數???????????????
?????*?monCyl4:從1900年1月31日以來,閏月數
?????*?dayCyl5:與1900年1月31日相差的天數,再加40???????
?????*?
@param
?cal?
?????*?
@return
?
?????
*/
????
public
?Lunar(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日相差的天數
????????
int
?offset?
=
?(
int
)?((cal.getTime().getTime()?
-
?baseDate.getTime())?
/
?
86400000L
);
????????dayCyl?
=
?offset?
+
?
40
;
????????monCyl?
=
?
14
;
????????
//
用offset減去每農歷年的天數
????????
//
?計算當天是農歷第幾天
????????
//
i最終結果是農歷的年份
????????
//
offset是當年的第幾天
????????
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
;
????????}
????????
//
農歷年份
????????year?
=
?iYear;
????????yearCyl?
=
?iYear?
-
?
1864
;
????????leapMonth?
=
?leapMonth(iYear);?
//
閏哪個月,1-12
????????leap?
=
?
false
;
????????
//
用當年的天數offset,逐個減去每月（農歷）的天數，求出當天是本月的第幾天
????????
int
?iMonth,?daysOfMonth?
=
?
0
;
????????
for
?(iMonth?
=
?
1
;?iMonth?
<
?
13
?
&&
?offset?
>
?
0
;?iMonth
++
)?
{
????????????
//
閏月
????????????
if
?(leapMonth?
>
?
0
?
&&
?iMonth?
==
?(leapMonth?
+
?
1
)?
&&
?
!
leap)?
{
????????????????
--
iMonth;
????????????????leap?
=
?
true
;
????????????????daysOfMonth?
=
?leapDays(year);
????????????}
?
else
????????????????daysOfMonth?
=
?monthDays(year,?iMonth);
????????????offset?
-=
?daysOfMonth;
????????????
//
解除閏月
????????????
if
?(leap?
&&
?iMonth?
==
?(leapMonth?
+
?
1
))?leap?
=
?
false
;
????????????
if
?(
!
leap)?monCyl
++
;
????????}
????????
//
offset為0時，并且剛才計算的月份是閏月，要校正
????????
if
?(offset?
==
?
0
?
&&
?leapMonth?
>
?
0
?
&&
?iMonth?
==
?leapMonth?
+
?
1
)?
{
????????????
if
?(leap)?
{
????????????????leap?
=
?
false
;
????????????}
?
else
?
{
????????????????leap?
=
?
true
;
????????????????
--
iMonth;
????????????????
--
monCyl;
????????????}
????????}
????????
//
offset小于0時，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?
?
?
"
閏
"
?:?
""
)?
+
?chineseNumber[month?
-
?
1
]?
+
?
"
月
"
?
+
?getChinaDayString(day);
????}
????
public
?
static
?
void
?main(String[]?args)?
throws
?ParseException?
{
????????Calendar?today?
=
?Calendar.getInstance();
????????today.setTime(chineseDateFormat.parse(
"
2003年1月1日
"
));
????????Lunar?lunar?
=
?
new
?Lunar(today);
????????System.out.println(
"
北京時間：
"
?
+
?chineseDateFormat.format(today.getTime())?
+
?
"
農歷
"
?
+
?lunar);
????}
}
?
posted on 2007-01-04 19:12
aaabbb 閱讀(2598)
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