protected function sendMeta($metaData)
    {
        foreach ($this->destinations as $node) {
            $node->receiveMeta($metaData, $this);
        }
    }
protected function sendMeta($metaData)
    {
        foreach ($this->destinations as $node) {
            $node->receiveMeta($metaData, $this);
        }
    }
protected function sendMeta ( $ metaData ) { foreach ( $ this -> destinations as $ node ) { $ node -> receiveMeta ( $ metaData , $ this ) ; } }
Sending meta data to next nodes

@param array $metaData the meta data that will be sent to next nodes

@return null
Sending meta data to next nodes