public void fun(){

        Set<String> nodes = new HashSet<>();

        //DataStore.getData().forEach((k, v) -> nodes.addAll(v.getNodeDependenciesCountMap().keySet()));

        MutableGraph g = mutGraph("example").setDirected(true);


        for(Map.Entry<String, NodeModel > entry : DataStore.getData().entrySet()){

            String s = entry.getKey().replace('\\','.').substring(14);

            MutableNode node1 = mutNode(s);

            System.out.println(s);


            for(Map.Entry<String,Integer> entry1 : entry.getValue().getNodeDependenciesCountMap().entrySet()){

                MutableNode node2 = mutNode(entry1.getKey()+".java");
                //System.out.println(entry1.getValue());
                g.add(node1.addLink(node2)).linkAttrs().add(Label.of(Integer.toString(entry1.getValue())));

            }



        }





        try {
            Graphviz.fromGraph(g).render(Format.PNG).toFile(new File("example/ex2.png"));
        } catch (IOException e) {
            System.out.println("Błąd odczytu pliku");
        }

        System.out.println(nodes);
    }



}