Method arg

src/main/java/com/l1yp/base/RedisKey.java:52–65

拼接一个参数 @param arg 要拼接的参数

(Object arg)

     * @param arg 要拼接的参数
     */
    public RedisKey arg(Object arg) {
        if (arg == null){
            throw new IllegalArgumentException("the arg must not be null");
        }
        if (args == null) {
            args = new ArrayList<>(4);
        }
        if (arg instanceof String) {
            args.add((String) arg);
        }else {
            args.add(String.valueOf(arg));
        }
        return this;
    }

    public Class<?> getValType() {
        return valType;