中文转拼音/中文获取拼音首字母

package com.liang.test.util;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;

public final class Pinyin {
    
    private static final Logger LOGGER = Logger.getLogger(Pinyin.class);
    
    private Pinyin(){}
    
    private static String[] name = {"zuo", "zun", "zui", "zuan", "zu", "zou", "zong", "zi", "zhuo", "zhun", "zhui",
            "zhuang", "zhuan", "zhuai", "zhua", "zhu", "zhou", "zhong", "zhi", "zheng", "zhen", "zhe", "zhao", "zhang",
            "zhan", "zhai", "zha", "zeng", "zen", "zei", "ze", "zao", "zang", "zan", "zai", "za", "yun", "yue", "yuan",
            "yu", "you", "yong", "yo", "ying", "yin", "yi", "ye", "yao", "yang", "yan", "ya", "xun", "xue", "xuan",
            "xu", "xiu", "xiong", "xing", "xin", "xie", "xiao", "xiang", "xian", "xia", "xi", "wu", "wo", "weng",
            "wen", "wei", "wang", "wan", "wai", "wa", "tuo", "tun", "tui", "tuan", "tu", "tou", "tong", "ting", "tie",
            "tiao", "tian", "ti", "teng", "te", "tao", "tang", "tan", "tai", "ta", "suo", "sun", "sui", "suan", "su",
            "sou", "song", "si", "shuo", "shun", "shui", "shuang", "shuan", "shuai", "shua", "shu", "shou", "shi",
            "sheng", "shen", "she", "shao", "shang", "shan", "shai", "sha", "seng", "sen", "se", "sao", "sang", "san",
            "sai", "sa", "ruo", "run", "rui", "ruan", "ru", "rou", "rong", "ri", "reng", "ren", "re", "rao", "rang",
            "ran", "qun", "que", "quan", "qu", "qiu", "qiong", "qing", "qin", "qie", "qiao", "qiang", "qian", "qia",
            "qi", "pu", "po", "ping", "pin", "pie", "piao", "pian", "pi", "peng", "pen", "pei", "pao", "pang", "pan",
            "pai", "pa", "ou", "o", "nuo", "nue", "nuan", "nv", "nu", "nong", "niu", "ning", "nin", "nie", "niao",
            "niang", "nian", "ni", "neng", "nen", "nei", "ne", "nao", "nang", "nan", "nai", "na", "mu", "mou", "mo",
            "miu", "ming", "min", "mie", "miao", "mian", "mi", "meng", "men", "mei", "me", "mao", "mang", "man", "mai",
            "ma", "luo", "lun", "lue", "luan", "lv", "lu", "lou", "long", "liu", "ling", "lin", "lie", "liao", "liang",
            "lian", "lia", "li", "leng", "lei", "le", "lao", "lang", "lan", "lai", "la", "kuo", "kun", "kui", "kuang",
            "kuan", "kuai", "kua", "ku", "kou", "kong", "keng", "ken", "ke", "kao", "kang", "kan", "kai", "ka", "jun",
            "jue", "juan", "ju", "jiu", "jiong", "jing", "jin", "jie", "jiao", "jiang", "jian", "jia", "ji", "huo",
            "hun", "hui", "huang", "huan", "huai", "hua", "hu", "hou", "hong", "heng", "hen", "hei", "he", "hao",
            "hang", "han", "hai", "ha", "guo", "gun", "gui", "guang", "guan", "guai", "gua", "gu", "gou", "gong",
            "geng", "gen", "gei", "ge", "gao", "gang", "gan", "gai", "ga", "fu", "fou", "fo", "feng", "fen", "fei",
            "fang", "fan", "fa", "er", "en", "e", "duo", "dun", "dui", "duan", "du", "dou", "****", "diu", "ding",
            "die", "diao", "dian", "di", "deng", "de", "dao", "dang", "dan", "dai", "da", "cuo", "cun", "cui", "cuan",
            "cu", "cou", "cong", "ci", "chuo", "chun", "chui", "chuang", "chuan", "chuai", "chu", "chou", "chong",
            "chi", "cheng", "chen", "che", "chao", "chang", "chan", "chai", "cha", "ceng", "ce", "cao", "cang", "can",
            "cai", "ca", "bu", "bo", "bing", "bin", "bie", "biao", "bian", "bi", "beng", "ben", "bei", "bao", "bang",
            "ban", "bai", "ba", "ao", "ang", "an", "ai", "a"};
    
    private static int[] code = {-10254, -10256, -10260, -10262, -10270, -10274, -10281, -10296, -10307, -10309,
            -10315, -10322, -10328, -10329, -10331, -10519, -10533, -10544, -10587, -10764, -10780, -10790, -10800,
            -10815, -10832, -10838, -11014, -11018, -11019, -11020, -11024, -11038, -11041, -11045, -11052, -11055,
            -11067, -11077, -11097, -11303, -11324, -11339, -11340, -11358, -11536, -11589, -11604, -11781, -11798,
            -11831, -11847, -11861, -11867, -12039, -12058, -12067, -12074, -12089, -12099, -12120, -12300, -12320,
            -12346, -12359, -12556, -12585, -12594, -12597, -12607, -12802, -12812, -12829, -12831, -12838, -12849,
            -12852, -12858, -12860, -12871, -12875, -12888, -13060, -13063, -13068, -13076, -13091, -13095, -13096,
            -13107, -13120, -13138, -13147, -13318, -13326, -13329, -13340, -13343, -13356, -13359, -13367, -13383,
            -13387, -13391, -13395, -13398, -13400, -13404, -13406, -13601, -13611, -13658, -13831, -13847, -13859,
            -13870, -13878, -13894, -13896, -13905, -13906, -13907, -13910, -13914, -13917, -14083, -14087, -14090,
            -14092, -14094, -14097, -14099, -14109, -14112, -14122, -14123, -14125, -14135, -14137, -14140, -14145,
            -14149, -14151, -14159, -14170, -14345, -14353, -14355, -14368, -14379, -14384, -14399, -14407, -14429,
            -14594, -14630, -14645, -14654, -14663, -14668, -14670, -14674, -14678, -14857, -14871, -14873, -14882,

            -14889, -14894, -14902, -14908, -14914, -14921, -14922, -14926, -14928, -14929, -14930, -14933, -14937,
            -14941, -15109, -15110, -15117, -15119, -15121, -15128, -15139, -15140, -15141, -15143, -15144, -15149,
            -15150, -15153, -15158, -15165, -15180, -15183, -15362, -15363, -15369, -15375, -15377, -15385, -15394,
            -15408, -15416, -15419, -15435, -15436, -15448, -15454, -15625, -15631, -15640, -15652, -15659, -15661,
            -15667, -15681, -15701, -15707, -15878, -15889, -15903, -15915, -15920, -15933, -15944, -15958, -15959,
            -16155, -16158, -16169, -16171, -16180, -16187, -16202, -16205, -16212, -16216, -16220, -16393, -16401,
            -16403, -16407, -16412, -16419, -16423, -16427, -16429, -16433, -16448, -16452, -16459, -16465, -16470,
            -16474, -16647, -16657, -16664, -16689, -16706, -16708, -16733, -16915, -16942, -16970, -16983, -17185,
            -17202, -17417, -17427, -17433, -17454, -17468, -17482, -17487, -17496, -17676, -17683, -17692, -17697,
            -17701, -17703, -17721, -17730, -17733, -17752, -17759, -17922, -17928, -17931, -17947, -17950, -17961,
            -17964, -17970, -17988, -17997, -18012, -18181, -18183, -18184, -18201, -18211, -18220, -18231, -18237,
            -18239, -18446, -18447, -18448, -18463, -18478, -18490, -18501, -18518, -18526, -18696, -18697, -18710,
            -18722, -18731, -18735, -18741, -18756, -18763, -18773, -18774, -18783, -18952, -18961, -18977, -18996,
            -19003, -19006, -19018, -19023, -19038, -19212, -19218, -19224, -19227, -19235, -19238, -19242, -19243,
            -19249, -19261, -19263, -19270, -19275, -19281, -19288, -19289, -19467, -19479, -19484, -19500, -19515,
            -19525, -19531, -19540, -19715, -19725, -19728, -19739, -19741, -19746, -19751, -19756, -19763, -19774,
            -19775, -19784, -19805, -19976, -19982, -19986, -19990, -20002, -20026, -20032, -20036, -20051, -20230,
            -20242, -20257, -20265, -20283, -20292, -20295, -20304, -20317, -20319};

    private static String getSpellByAscii(int ascii) {
        if (ascii > 0 && ascii < 160) { // 单字符
            return String.valueOf((char) ascii);
        }
        if (ascii < -20319 || ascii > -10247) { // 不知道的字符
            return "?";
        }
        int ind;

        for (ind = 0; ind < code.length; ind++) {
            if (ascii >= code[ind]) {
                break;
            }
        }
        return name[ind];
    }
    
    private static int getCnAscii(char cn) {

        byte[] bytes = null;
        try {
            bytes = (String.valueOf(cn)).getBytes("GB2312");
        } catch (Exception e) {
            LOGGER.error("错误信息：", e);
        }
        if (bytes == null || bytes.length > 2 || bytes.length <= 0) {
            return 0;
        }
        if (bytes.length == 1) {
            return bytes[0];
        } else {
            int hightByte = 256 + bytes[0];
            int lowByte = 256 + bytes[1];
            return (256 * hightByte + lowByte) - 256 * 256;
        }
    }
    
    public static String getPinyin(String gb2312) {
        if (null == gb2312 || "".equals(gb2312.trim())) {
            return gb2312;
        }
        char[] chars = gb2312.toCharArray();
        StringBuilder retuBuil = new StringBuilder();
        for (int i = 0, Len = chars.length; i < Len; i++) {
            retuBuil.append(getPinyin(chars[i]));
        }
        return retuBuil.toString();
    }

    public static String getPinyin(char gb2312) {
        int ascii = getCnAscii(gb2312);
        if (ascii == 0) {
            return String.valueOf(gb2312);
        } else {
            String spell = getSpellByAscii(ascii);
            if (spell == null) {
                return String.valueOf(gb2312);
            } else {
                return spell;
            }

        }
    }

    public static String getFirstPinyin(String gb2312) {
        StringBuilder result = new StringBuilder(10);
        if (StringUtils.isNotEmpty(gb2312)) {
            for (int i = 0; i < gb2312.length(); i++) {

                result.append(getPinyin(gb2312.charAt(i)).charAt(0));
            }
        }
        return result.toString();
    }

    public static void main(String[] args) {
        System.out.println("你好:" + getPinyin("你好"));
        System.out.println("张学诚:" + getPinyin("张学诚"));
         System.out.println("庞宏涛:" + getPinyin("庞宏涛"));
        System.out.println("余贤雷:" + getPinyin("余贤雷"));
        System.out.println("袁定苗:" + getPinyin("袁定苗"));

        System.out.println("你好:" + getFirstPinyin("你a好"));
        System.out.println("张学诚:" + getFirstPinyin("张1学诚"));
        System.out.println("庞宏涛:" + getFirstPinyin("庞宏涛"));
        System.out.println("余贤雷:" + getFirstPinyin("余贤雷"));
        System.out.println("袁定苗:" + getFirstPinyin("袁定苗"));
    }
}