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点击打开链接 前些天在网上找阳历转农历的源码找了好久都找不到，但是幸运的是找到了李宁老师《Android/OPhone开发完全讲义》日历的源码 ，但是可惜的是源码中农历的部分没有了。。 于是在网上找了个Java类的阳历转农历的类Lunar.java。 下面开始实现这功能。 Lunar.java类：
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[html] view plaincopyprint? 1. public class Lunar { 2. private int year; 3. private int month; 4. private int day; 5. private boolean leap; 6. final static String chineseNumber[] = {"一", "二", "三", "四", "五","六", "七", "八", "九", "十", "十一", "十二"}; 7. static SimpleDateFormat chineseDateFormat = newSimpleDateFormat("yyyy年MM月dd日"); 8. final static long[] lunarInfo = new long[] 9. {0x04bd8, 0x04ae0, 0x0a570, 0x054d5, 0x0d260, 0x0d950, 0x16554,0x056a0, 0x09ad0, 0x055d2, 10. 0x04ae0, 0x0a5b6, 0x0a4d0, 0x0d250, 0x1d255, 0x0b540, 0x0d6a0,0x0ada2, 0x095b0, 0x14977, 11. 0x04970, 0x0a4b0, 0x0b4b5, 0x06a50, 0x06d40, 0x1ab54, 0x02b60,0x09570, 0x052f2, 0x04970, 12. 0x06566, 0x0d4a0, 0x0ea50, 0x06e95, 0x05ad0, 0x02b60, 0x186e3,0x092e0, 0x1c8d7, 0x0c950, 13. 0x0d4a0, 0x1d8a6, 0x0b550, 0x056a0, 0x1a5b4, 0x025d0, 0x092d0,0x0d2b2, 0x0a950, 0x0b557, 14. 0x06ca0, 0x0b550, 0x15355, 0x04da0, 0x0a5d0, 0x14573, 0x052d0,0x0a9a8, 0x0e950, 0x06aa0, 15. 0x0aea6, 0x0ab50, 0x04b60, 0x0aae4, 0x0a570, 0x05260, 0x0f263,0x0d950, 0x05b57, 0x056a0, 16. 0x096d0, 0x04dd5, 0x04ad0, 0x0a4d0, 0x0d4d4, 0x0d250, 0x0d558,0x0b540, 0x0b5a0, 0x195a6, 17. 0x095b0, 0x049b0, 0x0a974, 0x0a4b0, 0x0b27a, 0x06a50, 0x06d40,0x0af46, 0x0ab60, 0x09570, 18. 0x04af5, 0x04970, 0x064b0, 0x074a3, 0x0ea50, 0x06b58, 0x055c0,0x0ab60, 0x096d5, 0x092e0, 19. 0x0c960, 0x0d954, 0x0d4a0, 0x0da50, 0x07552, 0x056a0, 0x0abb7,0x025d0, 0x092d0, 0x0cab5, 20. 0x0a950, 0x0b4a0, 0x0baa4, 0x0ad50, 0x055d9, 0x04ba0, 0x0a5b0,0x15176, 0x052b0, 0x0a930, 21. 0x07954, 0x06aa0, 0x0ad50, 0x05b52, 0x04b60, 0x0a6e6, 0x0a4e0,0x0d260, 0x0ea65, 0x0d530, 22. 0x05aa0, 0x076a3, 0x096d0, 0x04bd7, 0x04ad0, 0x0a4d0, 0x1d0b6,0x0d250, 0x0d520, 0x0dd45, 23. 0x0b5a0, 0x056d0, 0x055b2, 0x049b0, 0x0a577, 0x0a4b0, 0x0aa50,0x1b255, 0x06d20, 0x0ada0}; 24. 25. //====== 传回农历 y年的总天数 26. final private static int yearDays(int y) { 27. int i, sum = 348; 28. for (i = 0x8000; i > 0x8; i>>= 1) { 29. if ((lunarInfo[y - 1900] & i) != 0) sum += 1; 30. } 31. return (sum + leapDays(y)); 32. } 33. 34. //====== 传回农历 y年闰月的天数 35. final private static int leapDays(int y) { 36. if (leapMonth(y) != 0) { 37. if ((lunarInfo[y - 1900] & 0x10000) != 0) 38. return 30; 39. else 40. return 29; 41. } else 42. return 0; 43. } 44. 45. //====== 传回农历 y年闰哪个月 1-12 , 没闰传回 0 46. final private static int leapMonth(int y) { 47. return (int) (lunarInfo[y - 1900] & 0xf); 48. } 49. 50. //====== 传回农历 y年m月的总天数 51. final private static int monthDays(int y, int m) { 52. if ((lunarInfo[y - 1900] & (0x10000>> m)) == 0) 53. return 29; 54. else 55. return 30; 56. } 57. 58. //====== 传回农历 y年的生肖 59. final public String animalsYear() { 60. final String[] Animals = new String[]{"鼠", "牛", "虎", "兔", "龙", "蛇","马", "羊", "猴", "鸡", "狗", "猪"}; 61. return Animals[(year - 4) % 12]; 62. } 63. 64. //====== 传入 月日的offset 传回干支, 0=甲子 65. final private static String cyclicalm(int num) { 66. final String[] Gan = new String[]{"甲", "乙", "丙", "丁", "戊", "己","庚", "辛", "壬", "癸"}; 67. final String[] Zhi = new String[]{"子", "丑", "寅", "卯", "辰", "巳","午", "未", "申", "酉", "戌", "亥"}; 68. return (Gan[num % 10] + Zhi[num % 12]); 69. } 70. 71. //====== 传入 offset 传回干支, 0=甲子 72. final public String cyclical() { 73. int num = year - 1900 + 36; 74. return (cyclicalm(num)); 75. } 76. public String getLunarMonthString() { 77. // TODO Auto-generated method stub 78. return null; 79. } 80. 81. public Lunar(Calendar cal) { 82. @SuppressWarnings("unused") int yearCyl, monCyl, dayCyl; 83. int leapMonth = 0; 84. Date baseDate = null; 85. try { 86. baseDate = chineseDateFormat.parse("1900年1月31日"); 87. } catch (ParseException e) { 88. e.printStackTrace(); //To change body of catch statement useOptions | File Templates. 89. } 90. 91. //求出和1900年1月31日相差的天数 92. int offset = (int) ((cal.getTime().getTime() - baseDate.getTime())/ 86400000L); 93. dayCyl = offset + 40; 94. monCyl = 14; 95. 96. //用offset减去每农历年的天数 97. // 计算当天是农历第几天 98. //i最终结果是农历的年份 99. //offset是当年的第几天 100. int iYear, daysOfYear = 0; 101. for (iYear = 1900; iYear 0;iYear++) { 102. daysOfYear = yearDays(iYear); 103. offset -= daysOfYear; 104. monCyl += 12; 105. } 106. if (offset 0 &&iMonth == (leapMonth + 1) && !leap){ 123. --iMonth; 124. leap = true; 125. daysOfMonth = leapDays(year); 126. } else 127. daysOfMonth = monthDays(year, iMonth); 128. 129. offset -= daysOfMonth; 130. //解除闰月 131. if (leap && iMonth == (leapMonth +1)) leap = false; 132. if (!leap) monCyl++; 133. } 134. //offset为0时，并且刚才计算的月份是闰月，要校正 135. if (offset == 0 && leapMonth> 0 && iMonth ==leapMonth + 1) { 136. if (leap) { 137. leap = false; 138. } else { 139. leap = true; 140. --iMonth; 141. --monCyl; 142. } 143. } 144. //offset小于0时，也要校正 145. if (offset |