/**
* This method serialises the data contained within a PerformanceTreeArc. It also serialises the
* ArcPathPoints information
*/
private static void createArcElement(
final PerformanceTreeArc inputArc, final Element nodeElement, final Document document) {
Element arcElement = document.createElement("arc");
nodeElement.appendChild(arcElement);
String arcID = inputArc.getId();
String arcLabel = inputArc.getArcLabel();
String arcSourceID = inputArc.getSource().getId();
String arcTargetID;
if (inputArc.getTarget() != null) arcTargetID = inputArc.getTarget().getId();
else arcTargetID = "";
String arcRequired = Boolean.toString(inputArc.isRequired());
String arcStartX = Double.toString(inputArc.getArcPath().getStartPoint().getX());
String arcStartY = Double.toString(inputArc.getArcPath().getStartPoint().getY());
String arcEndX = Double.toString(inputArc.getArcPath().getEndPoint().getX());
String arcEndY = Double.toString(inputArc.getArcPath().getEndPoint().getY());
arcElement.setAttribute("id", arcID);
arcElement.setAttribute("label", arcLabel);
arcElement.setAttribute("source", arcSourceID);
arcElement.setAttribute("target", arcTargetID);
arcElement.setAttribute("required", arcRequired);
arcElement.setAttribute("startX", arcStartX);
arcElement.setAttribute("startY", arcStartY);
arcElement.setAttribute("endX", arcEndX);
arcElement.setAttribute("endY", arcEndY);
// arcPathPoint information needs to be saved, too
int arcPathPoints = inputArc.getArcPath().getArcPathDetails().length;
String[][] point = inputArc.getArcPath().getArcPathDetails();
for (int i = 0; i < arcPathPoints; i++) {
MacroWriter.createArcPathPoint(
point[i][0], point[i][1], point[i][2], arcElement, document, i);
}
}
/**
* This method serialises the information contained within a PerformanceTreeNode and recurses down
* to serialise info about its arcs
*/
private static void createNodeElement(
final PerformanceTreeNode inputNode, final Element parentElement, final Document document) {
Element nodeElement = document.createElement("node");
// common data to serialise for all PT nodes
String nodeID = inputNode.getId();
Double nodePositionX = inputNode.getPositionXObject();
Double nodePositionY = inputNode.getPositionYObject();
PTNode nodeType = inputNode.getNodeType();
String nodeIncomingArcID = inputNode.getIncomingArcID();
nodeElement.setAttribute("id", nodeID);
nodeElement.setAttribute("type", nodeType.toString());
nodeElement.setAttribute("x", String.valueOf(nodePositionX));
nodeElement.setAttribute("y", String.valueOf(nodePositionY));
nodeElement.setAttribute("incomingArc", nodeIncomingArcID);
// indicate that this node has been processed already
MacroWriter.nodesProcessed.put(nodeID, "true");
if (nodeIncomingArcID == null || nodeIncomingArcID.equals("")) {
Element tree = document.createElement("tree");
parentElement.appendChild(tree);
tree.appendChild(nodeElement);
} else {
parentElement.appendChild(nodeElement);
}
// special cases
if (inputNode instanceof ValueNode) {
String nodeLabel;
if (((ValueNode) inputNode).getNodeLabelObject() != null)
nodeLabel = ((ValueNode) inputNode).getNodeLabel();
else nodeLabel = "";
nodeElement.setAttribute("label", nodeLabel);
} else if (inputNode instanceof OperationNode) {
String nodeOperation = ((OperationNode) inputNode).getOperation();
nodeElement.setAttribute("operation", nodeOperation);
Element outgoingArcsElement = document.createElement("outgoingArcs");
nodeElement.appendChild(outgoingArcsElement);
Collection nodeOutgoingArcIDs = ((OperationNode) inputNode).getOutgoingArcIDs();
Iterator i = nodeOutgoingArcIDs.iterator();
while (i.hasNext()) {
String outgoingArcID = (String) i.next();
PerformanceTreeArc nodeArc = MacroWriter.macro.getMacroArc(outgoingArcID);
MacroWriter.createArcElement(nodeArc, outgoingArcsElement, document);
}
Element childNodesElement = document.createElement("childNodes");
nodeElement.appendChild(childNodesElement);
i = nodeOutgoingArcIDs.iterator();
while (i.hasNext()) {
String outgoingArcID = (String) i.next();
PerformanceTreeArc nodeArc = MacroWriter.macro.getMacroArc(outgoingArcID);
if (nodeArc.getTarget() != null) {
PerformanceTreeNode childNode = nodeArc.getTarget();
boolean nodeProcessedAlready = false;
if ((MacroWriter.nodesProcessed.get(childNode.getId())).equals("true")) {
nodeProcessedAlready = true;
} else if ((MacroWriter.nodesProcessed.get(childNode.getId())).equals("false")) {
nodeProcessedAlready = false;
}
if (!nodeProcessedAlready)
MacroWriter.createNodeElement(childNode, childNodesElement, document);
}
}
}
}