/** Restart the pathfinder by creating a new instance and starting this one. */
public static synchronized void restartPathfinder() {
if (instance != null) {
instance.saveShutdown();
StoppableStorage.getInstance().remove(instance);
}
instance = new Pathfinder();
instance.setUncaughtExceptionHandler(PathfinderCrashHandler.getInstance());
}
/** Private constructor. */
@SuppressWarnings("nls")
private Pathfinder() {
super("Pathfinder");
setDaemon(true);
endLoc = new Location();
startLoc = new Location();
start();
StoppableStorage.getInstance().add(this);
}