1 package test;
2
3 import java.text.ParseException;
4 import java.text.SimpleDateFormat;
5 import java.util.Calendar;
6 import java.util.Date;
7 import java.util.TimeZone;
8
9 public class test {
10 private int year;
11 private int month;
12 private int day;
13 private boolean leap;
14 final static String chineseNumber[] = { "一", "二", "三", "四", "五", "六", "七"
,
15 "八", "九", "十", "十一", "十二"
};
16 static SimpleDateFormat chineseDateFormat =
new SimpleDateFormat(
17 "yyyy年MM月dd日"
);
18 final static long[] lunarInfo =
new long[] { 0x04bd8, 0x04ae0, 0x0a570
,
19 0x054d5, 0x0d260, 0x0d950, 0x16554, 0x056a0, 0x09ad0, 0x055d2
,
20 0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0
,
21 0x0ada2, 0x095b0, 0x14977, 0x04970, 0x0a4b0, 0x0b4b5, 0x06a50
,
22 0x06d40, 0x1ab54, 0x02b60, 0x09570, 0x052f2, 0x04970, 0x06566
,
23 0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3, 0x092e0
,
24 0x1c8d7, 0x0c950, 0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4
,
25 0x025d0, 0x092d0, 0x0d2b2, 0x0a950, 0x0b557, 0x06ca0, 0x0b550
,
26 0x15355, 0x04da0, 0x0a5d0, 0x14573, 0x052d0, 0x0a9a8, 0x0e950
,
27 0x06aa0, 0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260
,
28 0x0f263, 0x0d950, 0x05b57, 0x056a0, 0x096d0, 0x04dd5, 0x04ad0
,
29 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558, 0x0b540, 0x0b5a0, 0x195a6
,
30 0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40
,
31 0x0af46, 0x0ab60, 0x09570, 0x04af5, 0x04970, 0x064b0, 0x074a3
,
32 0x0ea50, 0x06b58, 0x055c0, 0x0ab60, 0x096d5, 0x092e0, 0x0c960
,
33 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7, 0x025d0
,
34 0x092d0, 0x0cab5, 0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9
,
35 0x04ba0, 0x0a5b0, 0x15176, 0x052b0, 0x0a930, 0x07954, 0x06aa0
,
36 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0, 0x0d260, 0x0ea65
,
37 0x0d530, 0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, 0x0a4d0
,
38 0x1d0b6, 0x0d250, 0x0d520, 0x0dd45, 0x0b5a0, 0x056d0, 0x055b2
,
39 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50, 0x1b255, 0x06d20, 0x0ada0
};
40
41 // ====== 传回农历 y年的总天数
42 final private static int yearDays(
int y) {
43 int i, sum = 348
;
44 for (i = 0x8000; i > 0x8; i >>= 1
) {
45 if ((lunarInfo[y - 1900] & i) != 0
)
46 sum += 1
;
47 }
48 return (sum +
leapDays(y));
49 }
50
51 // ====== 传回农历 y年闰月的天数
52 final private static int leapDays(
int y) {
53 if (leapMonth(y) != 0
) {
54 if ((lunarInfo[y - 1900] & 0x10000) != 0
)
55 return 30
;
56 else
57 return 29
;
58 }
else
59 return 0
;
60 }
61
62 // ====== 传回农历 y年闰哪个月 1-12 , 没闰传回 0
63 final private static int leapMonth(
int y) {
64 return (
int) (lunarInfo[y - 1900] & 0xf
);
65 }
66
67 // ====== 传回农历 y年m月的总天数
68 final private static int monthDays(
int y,
int m) {
69 if ((lunarInfo[y - 1900] & (0x10000 >> m)) == 0
)
70 return 29
;
71 else
72 return 30
;
73 }
74
75 // ====== 传回农历 y年的生肖
76 final public String animalsYear() {
77 final String[] Animals =
new String[] { "鼠", "牛", "虎", "兔", "龙", "蛇"
,
78 "马", "羊", "猴", "鸡", "狗", "猪"
};
79 return Animals[(year - 4) % 12
];
80 }
81
82 // ====== 传入 月日的offset 传回干支, 0=甲子
83 final private static String cyclicalm(
int num) {
84 final String[] Gan =
new String[] { "甲", "乙", "丙", "丁", "戊", "己", "庚"
,
85 "辛", "壬", "癸"
};
86 final String[] Zhi =
new String[] { "子", "丑", "寅", "卯", "辰", "巳", "午"
,
87 "未", "申", "酉", "戌", "亥"
};
88 return (Gan[num % 10] + Zhi[num % 12
]);
89 }
90
91 // ====== 传入 offset 传回干支, 0=甲子
92 final public String cyclical() {
93 int num = year - 1900 + 36
;
94 return (cyclicalm(num));
95 }
96
97 /**
98 * 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
99 * dayCyl5:与1900年1月31日相差的天数,再加40 ?
100 *
101 * @param cal
102 * @return
103 */
104 public test(Calendar cal) {
105 int yearCyl, monCyl, dayCyl;
106 int leapMonth = 0
;
107 Date baseDate =
null;
108 try {
109 baseDate = chineseDateFormat.parse("1900年1月31日"
);
110 }
catch (ParseException e) {
111 e.printStackTrace();
// To change body of catch statement use
112 // Options | File Templates.
113 }
114
115 // 求出和1900年1月31日相差的天数
116 int offset = (
int) ((cal.getTime().getTime() - baseDate.getTime()) / 86400000L
);
117 dayCyl = offset + 40
;
118 monCyl = 14
;
119
120 // 用offset减去每农历年的天数
121 // 计算当天是农历第几天
122 // i最终结果是农历的年份
123 // offset是当年的第几天
124 int iYear, daysOfYear = 0
;
125 for (iYear = 1900; iYear < 2050 && offset > 0; iYear++
) {
126 daysOfYear =
yearDays(iYear);
127 offset -=
daysOfYear;
128 monCyl += 12
;
129 }
130 if (offset < 0
) {
131 offset +=
daysOfYear;
132 iYear--
;
133 monCyl -= 12
;
134 }
135 // 农历年份
136 year =
iYear;
137
138 yearCyl = iYear - 1864
;
139 leapMonth = leapMonth(iYear);
// 闰哪个月,1-12
140 leap =
false;
141
142 // 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
143 int iMonth, daysOfMonth = 0
;
144 for (iMonth = 1; iMonth < 13 && offset > 0; iMonth++
) {
145 // 闰月
146 if (leapMonth > 0 && iMonth == (leapMonth + 1) && !
leap) {
147 --
iMonth;
148 leap =
true;
149 daysOfMonth =
leapDays(year);
150 }
else
151 daysOfMonth =
monthDays(year, iMonth);
152
153 offset -=
daysOfMonth;
154 // 解除闰月
155 if (leap && iMonth == (leapMonth + 1
))
156 leap =
false;
157 if (!
leap)
158 monCyl++
;
159 }
160 // offset为0时，并且刚才计算的月份是闰月，要校正
161 if (offset == 0 && leapMonth > 0 && iMonth == leapMonth + 1
) {
162 if (leap) {
163 leap =
false;
164 }
else {
165 leap =
true;
166 --
iMonth;
167 --
monCyl;
168 }
169 }
170 // offset小于0时，也要校正
171 if (offset < 0
) {
172 offset +=
daysOfMonth;
173 --
iMonth;
174 --
monCyl;
175 }
176 month =
iMonth;
177 day = offset + 1
;
178 }
179
180 public static String getChinaDayString(
int day) {
181 String chineseTen[] = { "初", "十", "廿", "卅"
};
182 int n = day % 10 == 0 ? 9 : day % 10 - 1
;
183 if (day > 30
)
184 return ""
;
185 if (day == 10
)
186 return "初十"
;
187 else
188 return chineseTen[day / 10] +
chineseNumber[n];
189 }
190
191 public String toString() {
192 return year + "年" + (leap ? "闰" : "") + chineseNumber[month - 1] + "月"
193 +
getChinaDayString(day);
194 }
195
196 public static void main(String[] args)
throws ParseException { //获取系统日期的农历
197 // Calendar cal=Calendar.getInstance();
198 // SimpleDateFormat sdf=new SimpleDateFormat("yyyy年MM月dd日");
199 // cal.setTimeZone(TimeZone.getDefault());
200 // System.out.println("公历日期:"+sdf.format(cal.getTime()));
201 // test lunar=new test(cal);
202 // System.out.print("农历日期:");
203 // System.out.print(lunar.year+"年 ");
204 // System.out.print(lunar.month+"月 ");
205 // System.out.print(getChinaDayString(lunar.day));
206 // System.out.println("*************");
207 // System.out.println(lunar);
208 //获取指定日期的农历
209 Calendar today =
Calendar.getInstance();
210 today.setTime(chineseDateFormat.parse("1988年2月16日"
));
211 test lunar =
new test(today);
212 System.out.println("北京时间：" +
chineseDateFormat.format(today.getTime())
213 + " 农历" +
lunar);
214 }
215
216 }
转载于:https://www.cnblogs.com/tiantao201101/p/5355554.html
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