protected void writeInternal(ObjectDataOutput out) throws IOException {
super.writeInternal(out);
out.writeInt(opList.size());
for (Operation op : opList) {
out.writeObject(op);
}
}
protected void readInternal(ObjectDataInput in) throws IOException {
super.readInternal(in);
int size = in.readInt();
opList = new ArrayList<Operation>(size);
for (int i = 0; i < size; i++) {
opList.add((Operation) in.readObject());
}
}