android项目中如何将汉字转换为拼音

   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;  }