/**
* Outputs all of the nodes and events to console. This method is only really used for debugging.
*/
public void output() {
for (Node node : this.nodes) {
System.out.println(node.toString());
}
for (Event event : this.events) {
System.out.println(event.toString());
}
}
public void write(File file)
throws ParserConfigurationException, DOMException, UnsupportedEncodingException,
TransformerFactoryConfigurationError, TransformerException {
DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
Document document = docBuilder.newDocument();
Element elementRoot = document.createElement("Log");
document.appendChild(elementRoot);
Element elementNodes = document.createElement("Nodes");
Element elementEvents = document.createElement("Events");
elementRoot.appendChild(elementNodes);
elementRoot.appendChild(elementEvents);
for (Node i : this.nodes) {
// Node
Element element = document.createElement("Node");
elementNodes.appendChild(element);
// Id
Element elementId = document.createElement("Id");
elementId.setTextContent(new String(i.getId(), "UTF-8"));
element.appendChild(elementId);
}
for (Event i : this.events) {
if (i instanceof EventNodeGps) {
EventNodeGps eventNodeGps = (EventNodeGps) i;
// GPS Update
Element element = document.createElement("GpsUpdate");
elementEvents.appendChild(element);
// Id
Element elementId = document.createElement("Id");
elementId.setTextContent(new String(eventNodeGps.getNode().getId(), "UTF-8"));
element.appendChild(elementId);
// X
Element elementX = document.createElement("X");
elementX.setTextContent(Double.toString(eventNodeGps.getCoordinates().getX()));
element.appendChild(elementX);
// Y
Element elementY = document.createElement("Y");
elementY.setTextContent(Double.toString(eventNodeGps.getCoordinates().getY()));
element.appendChild(elementY);
// Timestamp
Element elementTimestamp = document.createElement("Timestamp");
elementTimestamp.setTextContent(Long.toString(eventNodeGps.getTimestamp()));
element.appendChild(elementTimestamp);
} else if (i instanceof EventNodeMagnetometer) {
EventNodeMagnetometer eventNodeMagnetometer = (EventNodeMagnetometer) i;
// GPS Update
Element element = document.createElement("MagnetometerUpdate");
elementEvents.appendChild(element);
// Id
Element elementId = document.createElement("Id");
elementId.setTextContent(new String(eventNodeMagnetometer.getNode().getId(), "UTF-8"));
element.appendChild(elementId);
// X
Element elementX = document.createElement("X");
elementX.setTextContent(Double.toString(eventNodeMagnetometer.getX()));
element.appendChild(elementX);
// Y
Element elementY = document.createElement("Y");
elementY.setTextContent(Double.toString(eventNodeMagnetometer.getY()));
element.appendChild(elementY);
// Y
Element elementZ = document.createElement("Z");
elementZ.setTextContent(Double.toString(eventNodeMagnetometer.getZ()));
element.appendChild(elementZ);
// Timestamp
Element elementTimestamp = document.createElement("Timestamp");
elementTimestamp.setTextContent(Long.toString(eventNodeMagnetometer.getTimestamp()));
element.appendChild(elementTimestamp);
}
}
Transformer transformer = TransformerFactory.newInstance().newTransformer();
transformer.setOutputProperty(OutputKeys.ENCODING, "utf-8");
transformer.setOutputProperty(OutputKeys.INDENT, "yes");
transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
transformer.setOutputProperty(OutputKeys.STANDALONE, "yes");
DOMSource source = new DOMSource(document);
StreamResult result = new StreamResult(file);
transformer.transform(source, result);
}