/**
* Loads definitions of all agents
*
* @param node
*/
@SuppressWarnings("unchecked")
private void loadAgents(Node root, ClassLoader classLoader) throws Exception {
ArrayList<Node> list = XmlDocUtils.getChildrenByTagName(root, "agents");
// No agents
if (list.size() < 1) return;
list = XmlDocUtils.getChildrenByTagName(list.get(0), "agent");
Class<? extends Agent> agentType;
for (int i = 0; i < list.size(); i++) {
Node node = list.get(i);
// Agent's priority
int priority = XmlDocUtils.getIntegerValue(node, "priority", Observer.LOW_PRIORITY);
// Agent's step time
RationalNumber time = RationalNumber.parse(XmlDocUtils.getValue(node, "time", "1"));
// Agent's class
String className = node.getTextContent().trim();
if (classLoader != null) {
agentType = (Class<Agent>) classLoader.loadClass(className);
} else {
agentType = (Class<Agent>) Class.forName(className);
}
// Add agent's definition to the model
addAgentType(agentType, time, priority);
}
}
/**
* Loads basic model parameters
*
* @param model
* @param root
*/
private void loadBasicModelParameters(Node root) {
/* Load tick size */
RationalNumber tickTime = RationalNumber.parse(XmlDocUtils.getValue(root, "tick", "1"));
// Set model's tick time
setTickTime(tickTime);
// Set model's default observer and execution mode
ArrayList<Node> nodes = XmlDocUtils.getChildrenByTagName(root, "setup");
String defaultObserver =
XmlDocUtils.getValue(nodes.get(0), "observer", ObserverFactory.DEFAULT_OBSERVER_NAME);
int defaultExecutionMode = ExecutionMode.SERIAL_MODE;
try {
defaultExecutionMode =
ExecutionMode.parse(XmlDocUtils.getValue(nodes.get(0), "mode", "serial"));
} catch (Exception e) {
logger.error(e);
}
setDefaultObserver(defaultObserver, defaultExecutionMode);
}