将Unicode字符转换成中文

  public static String ToChinese(String str) { //将Unicode字符转换为中文
    Pattern p = Pattern.compile("&#([\\d]{4,5});");
    Matcher m = p.matcher(str);
    StringBuffer b = new StringBuffer();
    while (m.find()) {
      try {
        String ss = m.group(1);
        char c = (char) Integer.parseInt(ss);
        String s = Character.toString(c);
        m.appendReplacement(b, s);
      }
      catch (Exception ex) {
        ex.printStackTrace();
      }
    }
    m.appendTail(b);
    return b.toString();
  }