private ResearchNode updateReference(ResearchMap map) {
if (map.hasNode(name)) {
return map.getNode(name);
}
return null;
}
void setMap(ResearchMap map) {
if (Objects.equals(mapName, map.getName())) {
return;
}
if (locked) {
throw new IllegalStateException("Cannot re-assign map of locked node " + name);
}
mapName = map.getName();
}