@Override
protected boolean createKeys(List<GoalNode> toPopulate) {
if (goals != null && !goals.isEmpty()) {
for (int i = 0; i < goals.size(); i++) {
toPopulate.add(new GoalNode(goals, i));
}
}
return true;
}
/**
* Returns the goal connected to this node.
*
* @return the goal connected to this node.
*/
public final Goal getGoal() {
return goals.get(goalIndex);
}