public void removeLocation() {
while (hasChildren()) {
for (Location child : children) {
child.removeLocation();
child = null;
}
}
if (parent != null) {
parent.children.remove(this);
if (parent.children.isEmpty()) {
parent.children = null;
}
parent = null;
}
}
public void updateLocation(Location newLoc) {
Location loc = findLocationById(newLoc.getId());
if (loc != null) {
if (loc.parent != null) {
loc.parent.children.remove(loc);
loc.parent.children.add(newLoc);
}
if (loc.children != null) {
for (Location child : children) {
child.parent = newLoc;
}
}
newLoc.parent = loc.parent;
newLoc.children = loc.children;
}
}