write the descriptor class to a DOM tree and return it
Node propertiesNode = super.appendChild(parent, nodeName);
for (Enumeration keys = descriptor.propertyNames(); keys.hasMoreElements();) {
Node aProperty = this.appendChild(propertiesNode, RuntimeTagNames.PROPERTY);
String key = (String) keys.nextElement();
appendTextChild(aProperty, TagNames.NAME_VALUE_PAIR_NAME, key);
appendTextChild(aProperty, TagNames.NAME_VALUE_PAIR_VALUE,
descriptor.getProperty(key));
}
return propertiesNode;