@Override
public void writeExternal(ObjectOutput out) throws IOException {
super.writeExternal(out);
out.writeUTF(libelle);
out.writeUTF(emplacement);
out.writeObject(allees);
}
@SuppressWarnings("unchecked")
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
super.readExternal(in);
libelle = in.readUTF();
emplacement = in.readUTF();
allees = (ArrayList<String>) in.readObject();
}