/**
* Parses the XML and produces an array of {@link Npc}s which are to be registered to the world..
*
* @return An {@link EventHandlerChainGroup}.
*/
public Npc[] parse() {
XmlNode rootNode = null;
try {
rootNode = parser.parse(is);
} catch (final IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (final SAXException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
final List<Npc> npcs = new ArrayList<Npc>();
final int maxId = NpcDefinition.count() - 1;
for (final XmlNode npcNode : rootNode) {
final int id = Integer.parseInt(npcNode.getAttribute("id"));
// We simply ignore any ids above the maximum for the current
// release.
if (id > maxId) continue;
final XmlNode posNode = npcNode.getChild("position");
final XmlNode nodeX = posNode.getChild("x");
final XmlNode nodeY = posNode.getChild("y");
final String nodeR = npcNode.getAttribute("rwalk");
boolean rwalk = false;
if (nodeR != null) rwalk = Boolean.parseBoolean(nodeR);
final String nodeF = npcNode.getAttribute("face");
int face = 0;
if (nodeF != null) face = Integer.parseInt(nodeF);
final int x = Integer.parseInt(nodeX.getValue());
final int y = Integer.parseInt(nodeY.getValue());
Position pos;
final XmlNode nodeZ = posNode.getChild("height");
if (nodeZ != null) {
final int height = Integer.parseInt(nodeZ.getValue());
pos = new Position(x, y, height);
} else pos = new Position(x, y);
final Npc npc = new Npc(id, pos);
npc.setFace(face);
npc.setRandomWalking(rwalk);
npcs.add(npc);
}
return npcs.toArray(new Npc[npcs.size()]);
}
