java 特殊方法

 /**
     * 将请求入参中的 long类型日期转化为 标准日期
     * @param map
     * @param params
     */
    public static void filterDateTypeJsonString(Map<String, Object> map,String ... params)  {
        for (String key : params) {
            map.put(key, new Date((Long) map.get(key)));
        }
    }

    /**
     * keyvalue 22 toMap
     * @param arg
     * @return
     */
    public static Map<String,Object> parseMap(Object ... arg) {
        Map<String, Object> map = new HashMap<>();
        for (int i = 0; i < arg.length; i+=2) {
            map.put(arg[i]+"", arg[i + 1]);
        }
        return map;
    }

    /**
     * 去前后空格后是否为空
     * @param s
     * @return
     */
    public static boolean isNotEmptyAfterTrim(String s){
        if (StringUtils.isNotEmpty(s)){
            if (s.trim().length()!=0){
                return true;
            }
        }
        return false;
    }

    /**
     * 将异常转化为字符串
     * @param e
     * @return
     */
    public static String parseException(Exception e) {
        try {
            StringWriter sw = new StringWriter();
            PrintWriter pw = new PrintWriter(sw);
            e.printStackTrace(pw);
            return "
" + sw.toString() + "
";
        } catch (Exception e2) {
            return "bad getErrorInfoFromException";
        }
    }

    /**
     * 判断是否含有特殊字符
     *
     * @param str
     * @return true为包含，false为不包含
     */
    public static boolean isContainSpecialChar(String str) {
        String regEx = "[ _`~!@#$%^&*()+=|{}':;',\[\].<>/?~！@#￥%……&*（）——+|{}【】‘；：”“’。，、？]|
|
|	";
        Pattern p = Pattern.compile(regEx);
        Matcher m = p.matcher(str);
        return m.find();
    }

    /**
     * 是否包含中文
     * @param str
     * @return
     */
    public static boolean isContainChinese(String str) {

        Pattern p = Pattern.compile("[u4e00-u9fa5]");
        Matcher m = p.matcher(str);
        if (m.find()) {
            return true;
        }
        return false;
    }