upload.setFileCountMax(getFileCountMax()); // since commons-fileupload-1.5
    }

    protected long getSizeMax() {
        return ComponentUtil.getFessConfig().getHttpFileuploadMaxSizeAsInteger().longValue();
    }

    protected long getFileCountMax() {
        return ComponentUtil.getFessConfig().getHttpFileuploadMaxFileCountAsInteger().longValue();
    }

     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     * @throws NumberFormatException When the property is not integer.
     */
    Integer getHttpFileuploadMaxSizeAsInteger();

    /**
     * Get the value for the key 'http.fileupload.threshold.size'. <br>
     * The value is, e.g. 262144 <br>