/**
  * Read this in
  *
  * @exception IOException error reading from log stream
  * @exception ClassNotFoundException log stream corrupted
  */
 public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
   super.readExternal(in);
   doMeSlot = CompressedNumber.readInt(in);
   fieldId = CompressedNumber.readInt(in);
 }
 public void writeExternal(ObjectOutput out) throws IOException {
   super.writeExternal(out);
   CompressedNumber.writeInt(out, doMeSlot);
   CompressedNumber.writeInt(out, fieldId);
 }