src/Service/cryptService.php
protected function readMetadata(&$xmlArr)
    {
        $this->defaultKey 	= strtolower($xmlArr["PLUGINSERVICE"]["ATTRIBUTES"]["DEFAULTKEY"]);
    	$this->algorithm 		= strtolower($xmlArr["PLUGINSERVICE"]["ATTRIBUTES"]["ALGORITHM"]);
        $this->operationMode 	= strtolower($xmlArr["PLUGINSERVICE"]["ATTRIBUTES"]["OPERATIONMODE"]);
    }
protected function readMetadata(&$xmlArr)
    {
        $this->defaultKey 	= strtolower($xmlArr["PLUGINSERVICE"]["ATTRIBUTES"]["DEFAULTKEY"]);
    	$this->algorithm 		= strtolower($xmlArr["PLUGINSERVICE"]["ATTRIBUTES"]["ALGORITHM"]);
        $this->operationMode 	= strtolower($xmlArr["PLUGINSERVICE"]["ATTRIBUTES"]["OPERATIONMODE"]);
    }
Read array meta data, and store to meta object

@param array $xmlArr
@return void