while (iterator.hasNext()) {
final Subcollection subCol = (Subcollection) iterator.next();
final Element collection = doc
.createElement(Subcollection.TAG_COLLECTION);
collections.appendChild(collection);
final Element name = doc.createElement(Subcollection.TAG_NAME);
name.setNodeValue(subCol.getName());
collection.appendChild(name);
final Element whiteList = doc
.createElement(Subcollection.TAG_WHITELIST);
whiteList.setNodeValue(subCol.getWhiteListString());