public function isGraphAvailable(Node $graph)
    {
        $graphs = $this->getGraphs();
        return isset($graphs[$graph->getUri()]);
    }
public function isGraphAvailable(Node $graph)
    {
        $graphs = $this->getGraphs();
        return isset($graphs[$graph->getUri()]);
    }
public function isGraphAvailable ( Node $ graph ) { $ graphs = $ this -> getGraphs ( ) ; return isset ( $ graphs [ $ graph -> getUri ( ) ] ) ; }
Checks if a certain graph is available in the store.

@param  Node $graph URI of the graph to check if it is available.
@return boolean True if graph is available, false otherwise.
@todo   find a more precise way to check if a graph is available.
Checks if a certain graph is available in the store .