private void write(String indent, Node node, Element element) {
boolean childAdded = false;
addText(indent, element);
Element newElement = null;
if (node instanceof AbstractNodeContainer) {
newElement = addElement(element, "node-container");
} else {
newElement = addElement(element, "node");
}
addAttribute(newElement, "name", ((NamedElement) node.getSemanticElement()).getName());
addAttribute(newElement, "x", String.valueOf(node.getConstraint().x));
addAttribute(newElement, "y", String.valueOf(node.getConstraint().y));
addAttribute(newElement, "width", String.valueOf(node.getConstraint().width));
addAttribute(newElement, "height", String.valueOf(node.getConstraint().height));
if (node instanceof AbstractNodeContainer) {
Iterator nodes = ((AbstractNodeContainer) node).getNodes().iterator();
while (nodes.hasNext()) {
childAdded = true;
write(indent + " ", (Node) nodes.next(), newElement);
}
}
Iterator edges = node.getLeavingEdges().iterator();
while (edges.hasNext()) {
childAdded = true;
Edge edge = (Edge) edges.next();
addText(indent + " ", newElement);
Element newEdge = addElement(newElement, "edge");
write(indent + " ", edge, newEdge);
}
if (childAdded) {
addText(indent, newElement);
}
}
protected void addEdge(Node node, SemanticElement semanticElement, Element notationInfoElement) {
NotationElement notationElement = node.getRegisteredNotationElementFor(semanticElement);
if (notationElement == null) {
String notationElementId =
NotationMapping.getNotationElementId(semanticElement.getElementId());
notationElement = (NotationElement) node.getFactory().create(notationElementId);
notationElement.setSemanticElement(semanticElement);
notationElement.register();
node.addLeavingEdge((Edge) notationElement);
semanticElement.addPropertyChangeListener(notationElement);
}
processEdge((Edge) notationElement, notationInfoElement);
}
protected void addNode(
NodeContainer nodeContainer, SemanticElement semanticElement, Element notationInfoElement) {
String notationElementId = NotationMapping.getNotationElementId(semanticElement.getElementId());
Node notationElement = (Node) nodeContainer.getFactory().create(notationElementId);
notationElement.setSemanticElement(semanticElement);
notationElement.register();
nodeContainer.addNode(notationElement);
semanticElement.addPropertyChangeListener(notationElement);
processNode(notationElement, notationInfoElement);
if (notationElement instanceof NodeContainer) {
addNodes((NodeContainer) notationElement, notationInfoElement);
}
}
private void addConstraint(Node node, Element nodeInfo) {
Rectangle constraint = node.getConstraint().getCopy();
Dimension initialDimension =
NotationMapping.getInitialDimension(node.getSemanticElement().getElementId());
if (initialDimension != null) {
constraint.setSize(initialDimension);
}
if (nodeInfo != null) {
constraint.x = Integer.valueOf(getAttribute(nodeInfo, "x")).intValue();
constraint.y = Integer.valueOf(getAttribute(nodeInfo, "y")).intValue();
constraint.width = Integer.valueOf(getAttribute(nodeInfo, "width")).intValue();
constraint.height = Integer.valueOf(getAttribute(nodeInfo, "height")).intValue();
}
node.setConstraint(constraint);
}
protected void postProcess(NodeContainer nodeContainer) {
List nodes = nodeContainer.getNodes();
for (int i = 0; i < nodes.size(); i++) {
Node node = (Node) nodes.get(i);
List edges = node.getLeavingEdges();
for (int j = 0; j < edges.size(); j++) {
Edge edge = (Edge) edges.get(j);
SemanticElement destination = findDestination(edge, node);
Node target = (Node) edge.getFactory().getRegisteredNotationElementFor(destination);
if (target != null && edge.getTarget() == null) {
target.addArrivingEdge(edge);
}
}
if (node instanceof NodeContainer) {
postProcess((NodeContainer) node);
}
}
}