是否含有表情符号的正则表达式

 /**
      * 判断字符串包含表情
      * @param value
      * @return
      */
     public static boolean containsEmoji(String value){
         boolean flag = false;
            try {
                Pattern p = Pattern
                        .compile("[^\\u0000-\\uFFFF]");
                Matcher m = p.matcher(value);
                flag = m.find();
            } catch (Exception e) {
                flag = false;
            }
            return flag;
     }