public function read($type, $uuid)
    {
        switch ($type) {
            case 'contact':
                $type = 'contacts';
                break;
            case 'flow':
                $type = 'flows';
                break;
            case 'flow_property':
                $type = 'flowproperties';
                break;
            case 'process':
                $type = 'processes';
                break;
            case 'source':
                $type = 'sources';
                break;
            case 'unit_group':
                $type = 'unitgroups';
                break;
        }
        $this->setXml(file_get_contents($this->dataRootDir.$type.'/'.$uuid.'?format=xml'));
    }