public boolean removeSubNetwork(CanalNetwork aSubNetwork) {
boolean wasRemoved = false;
if (subNetwork.contains(aSubNetwork)) {
subNetwork.remove(aSubNetwork);
aSubNetwork.setCanalNetwork(null);
wasRemoved = true;
}
return wasRemoved;
}
public boolean addSubNetwork(CanalNetwork aSubNetwork) {
boolean wasAdded = false;
if (subNetwork.contains(aSubNetwork)) {
return false;
}
CanalNetwork existingCanalNetwork = aSubNetwork.getCanalNetwork();
if (existingCanalNetwork == null) {
aSubNetwork.setCanalNetwork(this);
} else if (!this.equals(existingCanalNetwork)) {
existingCanalNetwork.removeSubNetwork(aSubNetwork);
addSubNetwork(aSubNetwork);
} else {
subNetwork.add(aSubNetwork);
}
wasAdded = true;
return wasAdded;
}
