现在是这么个情况  例如有一段文字 “我家在东北” public String getStr(String Str){
      //Str=“我家在东北”
      //返回我家在东北的第一个字母
      //
      return "wjzdb";
}

解决方案 »

  1.   

    应该建一个汉字映射表.....
    map.put("我","wo");
    网上能找到这样的表..然后从map中取就可以了.
      

  2.   

    网上找的代码,改了下,注意注释的方法
    太长了,分段贴public class 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",                
                                  "dong", "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" }; 
      

  3.   


     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 };  
      

  4.   


    /*获取第一个字母*/
          public static String getPinyinFirst(String gb2312) {            
              if (null == gb2312 || "".equals(gb2312.trim())) 
              {                
                  return gb2312;            
              }            
              char[] chars = gb2312.toCharArray();            
              StringBuffer retuBuf = new StringBuffer();           
              for (int i = 0, Len = chars.length; i < Len; i++) 
              {                
                  retuBuf.append(getPinyin(chars[i]).charAt(0));  
                  
              }        
              return retuBuf.toString();        
          }  
          
          public static String getPinyin(String gb2312) {            
              if (null == gb2312 || "".equals(gb2312.trim())) 
              {                
                  return gb2312;            
              }            
              char[] chars = gb2312.toCharArray();            
              StringBuffer retuBuf = new StringBuffer();           
              for (int i = 0, Len = chars.length; i < Len; i++) 
              {                
                  retuBuf.append(getPinyin(chars[i]));  
                  
              }        
              return retuBuf.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;               
                  }
     
              }        
          }              private static int getCnAscii(char cn) {           
              byte[] bytes = null;            
              try{               
                   bytes = (String.valueOf(cn)).getBytes("GB2312");          
              } catch (Exception e) {e.printStackTrace();}    
              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];              
                  int ascii = (256 * hightByte + lowByte) - 256 * 256;           
                  return ascii;            
              }        
          }             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];       
           }   
      }public class Test { public static void main(String[] args) {
    System.out.println(Pinyin.getPinyinFirst("我家在东北"));
    //System.out.println(Pinyin.getPinyin("我家在东北"));
    }}