@Override
  public void fromData(DataInput in,
      DeserializationContext context) throws IOException, ClassNotFoundException {
    super.fromData(in, context);
    objectNames = DataSerializer.readObject(in);
  }
Returns a <code>ObjectNamesResponse</code> that will be returned to the specified recipient.
The message will contains a copy of the local manager's system config.
geode-core/src/main/java/org/apache/geode/internal/admin/remote/ObjectNamesResponse.java