/** Depth search */
private void depthSearch() {
GraphIterator<Object, DefaultEdge> iterator_depthFirst =
new DepthFirstIteratorEdge<>(graph, VIRTUAL_TOPNODE, 0);
while (iterator_depthFirst.hasNext()) {
iterator_depthFirst.next();
}
depthResult =
((DepthFirstIteratorEdge<Object, DefaultEdge>) iterator_depthFirst).getDepthResults();
length = ((DepthFirstIteratorEdge<Object, DefaultEdge>) iterator_depthFirst).getCounter() - 1;
}
/** Breadth First Search */
private void breadthSearch() {
GraphIterator<Object, DefaultEdge> iterator_breathFirst =
new BreadthFirstIterator_<>(
graph, VIRTUAL_TOPNODE, 4, length, depthResult, SIGNATURE_METHOD);
// System.out.println("BREATH FIRST");
while (iterator_breathFirst.hasNext()) {
iterator_breathFirst.next();
}
BreadthFirstIterator_<Object, DefaultEdge> breadth_iterator =
(BreadthFirstIterator_<Object, DefaultEdge>) iterator_breathFirst;
signatures = breadth_iterator.getResultTuple();
orderSignatures.put(currentOrder, signatures);
}
/**
* Initialize a created SDFAdpaterDemo with the given Graph to display
*
* @param graphIn The graph to display
*/
public void init(DirectedAcyclicGraph graphIn) {
DirectedAcyclicGraph graph = (DirectedAcyclicGraph) graphIn.clone();
// create a JGraphT graph
model = new DAGListenableGraph();
// create a visualization using JGraph, via an adapter
jgAdapter = new JGraphModelAdapter<DAGVertex, DAGEdge>(model);
JGraph jgraph = new JGraph(jgAdapter);
adjustDisplaySettings(jgraph);
getContentPane().add(jgraph);
resize(DEFAULT_SIZE);
System.out.println(" graph has " + graph.vertexSet().size() + " vertice, including broadcast");
for (DAGVertex vertex : graph.vertexSet()) {
model.addVertex(vertex);
}
for (DAGEdge edge : graph.edgeSet()) {
DAGEdge newEdge = model.addEdge(graph.getEdgeSource(edge), graph.getEdgeTarget(edge));
for (String propertyKey : edge.getPropertyBean().keys()) {
Object property = edge.getPropertyBean().getValue(propertyKey);
newEdge.getPropertyBean().setValue(propertyKey, property);
}
}
CycleDetector<DAGVertex, DAGEdge> detector = new CycleDetector<DAGVertex, DAGEdge>(model);
GraphIterator<DAGVertex, DAGEdge> order;
if (detector.detectCycles()) {
order = new DAGIterator(model);
} else {
order = new TopologicalOrderIterator<DAGVertex, DAGEdge>(model);
}
Vector<DAGVertex> vertices = new Vector<DAGVertex>();
int x = 0;
int y = 100;
int ymax = y;
DAGVertex previousVertex = null;
while (order.hasNext()) {
DAGVertex nextVertex = order.next();
vertices.add(nextVertex);
if (previousVertex != null
&& model.getEdge(nextVertex, previousVertex) == null
&& model.getEdge(previousVertex, nextVertex) == null) {
y += 50;
this.positionVertexAt(nextVertex, x, y);
if (y > ymax) {
ymax = y;
}
} else {
y = 100;
x += 200;
this.positionVertexAt(nextVertex, x, 100);
previousVertex = nextVertex;
}
}
JFrame frame = new JFrame();
jgraph.setPreferredSize(new Dimension(x + 200, ymax + 300));
frame.setContentPane(new ScrollPane());
frame.getContentPane().add(this);
frame.setTitle("DAG Transformation");
if (adapters.size() == 1) {
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
} else {
frame.setDefaultCloseOperation(WindowConstants.HIDE_ON_CLOSE);
}
frame.pack();
frame.setVisible(true);
}
