Listener listener = new Listener();
webRs.addRowSetListener(listener);
assertNull(listener.getTag());
// write to StringWriter
webRs.writeXml(strWriter);
webRs.beforeFirst();
// read from StringWriter
webRs.readXml(new StringReader(strWriter.toString()));
isMetaDataEquals(meta, webRs.getMetaData());
webRs.beforeFirst();
int index = 0;