@Override
public void keyTyped(KeyEvent event) {
char keyChar = event.getKeyChar();
if (keyChar == KeyEvent.VK_DELETE) {
Set<V> verticesToRemove = new HashSet<V>();
Set<V> picked = pickedVertexState.getPicked();
for (V vertex : picked) {
if (vertex instanceof VertexGroup<?>) {
verticesToRemove.addAll(((VertexGroup<V>) vertex).getVertexGroupMembers());
} else {
verticesToRemove.add(vertex);
}
}
for (V v : verticesToRemove) {
System.out.println("\nremove vertex: " + v);
pickedVertexState.pick(v, false);
if (v instanceof AbstractNubisaveComponent) {
((AbstractNubisaveComponent) v).deactivate();
((AbstractNubisaveComponent) v).remove();
}
graph.removeVertex(v);
}
}
}
/**
* Connect vertices in the graph. Connects vertices if startVertex and endVertex may be connected
* by a directed edge. Ensures that: * startVertex is a RequiredPort and endVertex is a
* ProvidedPort * the required port has not yet reached the maximal number of connections {@link
* RequiredPort.getMaxDegree() getMaxDegree} * the ports do not belong to the same component * the
* ports are not yet connected
*
* @param startVertex
* @param endVertex
* @param graph
* @return true if the two vertexes were connected
*/
protected boolean connect(NubiSaveVertex startVertex, NubiSaveVertex endVertex) {
boolean shouldNotConnect = shouldNotConnect(startVertex, endVertex);
System.out.println("nubisavecomponentgraphmouseplugin: connect");
if (shouldNotConnect) {
System.out.println("nubisavecomponentgraphmouseplugin: returning false");
return false;
}
AbstractNubisaveComponent start =
(AbstractNubisaveComponent) ((RequiredPort) startVertex).getParentComponent();
AbstractNubisaveComponent end =
(AbstractNubisaveComponent) ((ProvidedPort) endVertex).getParentComponent();
if (!isConnected(startVertex, endVertex)) {
BufferedWriter writer = null;
try {
System.out.println("is not connected");
start.connectToProvidedPort(end);
WeightedNubisaveVertexEdge edge = edgeFactory.create();
edge.setWeight(end.getNrOfFilePartsToStore());
graph.addEdge(edge, startVertex, endVertex, EdgeType.DIRECTED);
File file = new File(storage_directory + "/" + "connections.txt");
if (!file.exists()) {
file.createNewFile();
}
writer = new BufferedWriter(new FileWriter(file, true));
writer.write(start.getUniqueName());
writer.write(" ");
writer.write(end.getUniqueName());
writer.newLine();
writer.close();
} catch (IOException ex) {
Logger.getLogger(AbstractNubisaveComponentEdgeCreator.class.getName())
.log(Level.SEVERE, null, ex);
} finally {
try {
writer.close();
} catch (IOException ex) {
Logger.getLogger(AbstractNubisaveComponentEdgeCreator.class.getName())
.log(Level.SEVERE, null, ex);
}
}
} else {
System.out.println("is connected --> increase weight");
WeightedNubisaveVertexEdge edge =
(WeightedNubisaveVertexEdge) graph.findEdge(startVertex, endVertex);
System.out.println("edge weight: " + edge.getWeight());
int before = end.getNrOfFilePartsToStore();
System.out.println("nroffileparts1: " + before);
end.setNrOfFilePartsToStore(end.getNrOfFilePartsToStore() + 1);
System.out.println("nroffileparts2: " + end.getNrOfFilePartsToStore());
assert (end.getNrOfFilePartsToStore() - 1) == before;
edge.setWeight(end.getNrOfFilePartsToStore());
assert (edge.getWeight() - 1) == before;
System.out.println("incrreased edge weight: " + edge.getWeight());
}
System.out.println("nubisavecomponentgraphmouseplugin: returning true");
return true;
}
