Java example of converting Chinese characters into Pinyin

Java implements the conversion of Chinese characters into Pinyin

Conversion class

public class PINYINChinese {
  private static int[] pyvalue = new int[] { -20319, -20317, -20304, -20295,
      -20292, -20283, -20265, -20257, -20242, -20230, -20051, -20036,
      -20032, -20026, -20002, -19990, -19986, -19982, -19976, -19805,
      -19784, -19775, -19774, -19763, -19756, -19751, -19746, -19741,
      -19739, -19728, -19725, -19715, -19540, -19531, -19525, -19515,
      -19500, -19484, -19479, -19467, -19289, -19288, -19281, -19275,
      -19270, -19263, -19261, -19249, -19243, -19242, -19238, -19235,
      -19227, -19224, -19218, -19212, -19038, -19023, -19018, -19006,
      -19003, -18996, -18977, -18961, -18952, -18783, -18774, -18773,
      -18763, -18756, -18741, -18735, -18731, -18722, -18710, -18697,
      -18696, -18526, -18518, -18501, -18490, -18478, -18463, -18448,
      -18447, -18446, -18239, -18237, -18231, -18220, -18211, -18201,
      -18184, -18183, -18181, -18012, -17997, -17988, -17970, -17964,
      -17961, -17950, -17947, -17931, -17928, -17922, -17759, -17752,
      -17733, -17730, -17721, -17703, -17701, -17697, -17692, -17683,
      -17676, -17496, -17487, -17482, -17468, -17454, -17433, -17427,
      -17417, -17202, -17185, -16983, -16970, -16942, -16915, -16733,
      -16708, -16706, -16689, -16664, -16657, -16647, -16474, -16470,
      -16465, -16459, -16452, -16448, -16433, -16429, -16427, -16423,
      -16419, -16412, -16407, -16403, -16401, -16393, -16220, -16216,
      -16212, -16205, -16202, -16187, -16180, -16171, -16169, -16158,
      -16155, -15959, -15958, -15944, -15933, -15920, -15915, -15903,
      -15889, -15878, -15707, -15701, -15681, -15667, -15661, -15659,
      -15652, -15640, -15631, -15625, -15454, -15448, -15436, -15435,
      -15419, -15416, -15408, -15394, -15385, -15377, -15375, -15369,
      -15363, -15362, -15183, -15180, -15165, -15158, -15153, -15150,
      -15149, -15144, -15143, -15141, -15140, -15139, -15128, -15121,
      -15119, -15117, -15110, -15109, -14941, -14937, -14933, -14930,
      -14929, -14928, -14926, -14922, -14921, -14914, -14908, -14902,
      -14894, -14889, -14882, -14873, -14871, -14857, -14678, -14674,
      -14670, -14668, -14663, -14654, -14645, -14630, -14594, -14429,
      -14407, -14399, -14384, -14379, -14368, -14355, -14353, -14345,
      -14170, -14159, -14151, -14149, -14145, -14140, -14137, -14135,
      -14125, -14123, -14122, -14112, -14109, -14099, -14097, -14094,
      -14092, -14090, -14087, -14083, -13917, -13914, -13910, -13907,
      -13906, -13905, -13896, -13894, -13878, -13870, -13859, -13847,
      -13831, -13658, -13611, -13601, -13406, -13404, -13400, -13398,
      -13395, -13391, -13387, -13383, -13367, -13359, -13356, -13343,
      -13340, -13329, -13326, -13318, -13147, -13138, -13120, -13107,
      -13096, -13095, -13091, -13076, -13068, -13063, -13060, -12888,
      -12875, -12871, -12860, -12858, -12852, -12849, -12838, -12831,
      -12829, -12812, -12802, -12607, -12597, -12594, -12585, -12556,
      -12359, -12346, -12320, -12300, -12120, -12099, -12089, -12074,
      -12067, -12058, -12039, -11867, -11861, -11847, -11831, -11798,
      -11781, -11604, -11589, -11536, -11358, -11340, -11339, -11324,
      -11303, -11097, -11077, -11067, -11055, -11052, -11045, -11041,
      -11038, -11024, -11020, -11019, -11018, -11014, -10838, -10832,
      -10815, -10800, -10790, -10780, -10764, -10587, -10544, -10533,
      -10519, -10331, -10329, -10328, -10322, -10315, -10309, -10307,
      -10296, -10281, -10274, -10270, -10262, -10260, -10256, -10254 };
  public static String[] pystr = new String[] { "a", "ai", "an", "ang", "ao",
      "ba", "bai", "ban", "bang", "bao", "bei", "ben", "beng", "bi",
      "bian", "biao", "bie", "bin", "bing", "bo", "bu", "ca", "cai",
      "can", "cang", "cao", "ce", "ceng", "cha", "chai", "chan", "chang",
      "chao", "che", "chen", "cheng", "chi", "chong", "chou", "chu",
      "chuai", "chuan", "chuang", "chui", "chun", "chuo", "ci", "cong",
      "cou", "cu", "cuan", "cui", "cun", "cuo", "da", "dai", "dan",
      "dang", "dao", "de", "deng", "di", "dian", "diao", "die", "ding",
      "diu", "dong", "dou", "du", "duan", "dui", "dun", "duo", "e", "en",
      "er", "fa", "fan", "fang", "fei", "fen", "feng", "fo", "fou", "fu",
      "ga", "gai", "gan", "gang", "gao", "ge", "gei", "gen", "geng",
      "gong", "gou", "gu", "gua", "guai", "guan", "guang", "gui", "gun",
      "guo", "ha", "hai", "han", "hang", "hao", "he", "hei", "hen",
      "heng", "hong", "hou", "hu", "hua", "huai", "huan", "huang", "hui",
      "hun", "huo", "ji", "jia", "jian", "jiang", "jiao", "jie", "jin",
      "jing", "jiong", "jiu", "ju", "juan", "jue", "jun", "ka", "kai",
      "kan", "kang", "kao", "ke", "ken", "keng", "kong", "kou", "ku",
      "kua", "kuai", "kuan", "kuang", "kui", "kun", "kuo", "la", "lai",
      "lan", "lang", "lao", "le", "lei", "leng", "li", "lia", "lian",
      "liang", "liao", "lie", "lin", "ling", "liu", "long", "lou", "lu",
      "lv", "luan", "lue", "lun", "luo", "ma", "mai", "man", "mang",
      "mao", "me", "mei", "men", "meng", "mi", "mian", "miao", "mie",
      "min", "ming", "miu", "mo", "mou", "mu", "na", "nai", "nan",
      "nang", "nao", "ne", "nei", "nen", "neng", "ni", "nian", "niang",
      "niao", "nie", "nin", "ning", "niu", "nong", "nu", "nv", "nuan",
      "nue", "nuo", "o", "ou", "pa", "pai", "pan", "pang", "pao", "pei",
      "pen", "peng", "pi", "pian", "piao", "pie", "pin", "ping", "po",
      "pu", "qi", "qia", "qian", "qiang", "qiao", "qie", "qin", "qing",
      "qiong", "qiu", "qu", "quan", "que", "qun", "ran", "rang", "rao",
      "re", "ren", "reng", "ri", "rong", "rou", "ru", "ruan", "rui",
      "run", "ruo", "sa", "sai", "san", "sang", "sao", "se", "sen",
      "seng", "sha", "shai", "shan", "shang", "shao", "she", "shen",
      "sheng", "shi", "shou", "shu", "shua", "shuai", "shuan", "shuang",
      "shui", "shun", "shuo", "si", "song", "sou", "su", "suan", "sui",
      "sun", "suo", "ta", "tai", "tan", "tang", "tao", "te", "teng",
      "ti", "tian", "tiao", "tie", "ting", "tong", "tou", "tu", "tuan",
      "tui", "tun", "tuo", "wa", "wai", "wan", "wang", "wei", "wen",
      "weng", "wo", "wu", "xi", "xia", "xian", "xiang", "xiao", "xie",
      "xin", "xing", "xiong", "xiu", "xu", "xuan", "xue", "xun", "ya",
      "yan", "yang", "yao", "ye", "yi", "yin", "ying", "yo", "yong",
      "you", "yu", "yuan", "yue", "yun", "za", "zai", "zan", "zang",
      "zao", "ze", "zei", "zen", "zeng", "zha", "zhai", "zhan", "zhang",
      "zhao", "zhe", "zhen", "zheng", "zhi", "zhong", "zhou", "zhu",
      "zhua", "zhuai", "zhuan", "zhuang", "zhui", "zhun", "zhuo", "zi",
      "zong", "zou", "zu", "zuan", "zui", "zun", "zuo" };
  private StringBuilder buffer;
  private String resource;
  private static CharacterParser characterParser = new CharacterParser();
 
  public static CharacterParser getInstance() {
    return characterParser;
  }
 
  public String getResource() {
    return resource;
  }
 
  public void setResource(String resource) {
    this.resource = resource;
  }
 
  /** * 汉字转成ASCII* * */
  private int getChsAscii(String chs) {
    int asc = 0;
    try {
      byte[] bytes = chs.getBytes("gb2312");
      if (bytes == null || bytes.length > 2 || bytes.length <= 0) {
        throw new RuntimeException("illegal resource string");
      }
      if (bytes.length == 1) {
        asc = bytes[0];
      }
      if (bytes.length == 2) {
        int hightByte = 256 + bytes[0];
        int lowByte = 256 + bytes[1];
        asc = (256 * hightByte + lowByte) - 256 * 256;
      }
    } catch (Exception e) {
      System.out
          .println("ERROR:ChineseSpelling.class-getChsAscii(String chs)"
              + e);
    }
    return asc;
  }
 
  /** * 单字解析 * * */
  public String convert(String str) {
    String result = null;
    int ascii = getChsAscii(str);
    if (ascii > 0 && ascii < 160) {
      result = String.valueOf((char) ascii);
    } else {
      for (int i = (pyvalue.length - 1); i >= 0; i--) {
        if (pyvalue[i] <= ascii) {
          result = pystr[i];
          break;
        }
      }
    }
    return result;
  }
 
  /** * 词组解析 * * */
  public String getSelling(String chs) {
    String key, value;
    buffer = new StringBuilder();
    for (int i = 0; i < chs.length(); i++) {
      key = chs.substring(i, i + 1);
      if (key.getBytes().length >= 2) {
        value = (String) convert(key);
        if (value == null) {
          value = "unknown";
        }
      } else {
        value = key;
      }
      buffer.append(value);
    }
    return buffer.toString();
  }
 
  public String getSpelling() {
    return this.getSelling(this.getResource());
  }
 
}

implementation

String country="汉字";
 public String getString() {
    //返回拼音
    return PINYINChinese.getInstance().getSelling(country);
  }

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