The om package These topics cover the built-in classes for the om class The DomDocument class The om.DomDocument class provides methods to manipulate a data tree, following the DOM standards. The DomNode class The om.DomNode class provides methods to manipulate a DOM node of a data tree. The NodeList class A om.NodeList object hold a list of DOM nodes. The SaxAttributes class The om.SaxAttributes class holds a set of attributes to process with a SAX reader or writer. The SaxDocumentHandler class The om.SaxDocumentHandler class provides an interface to write an XML filter with events. The XmlReader class The om.XmlReader class provides methods to read and process a file written in XML format. The XmlWriter class The om.XmlWriter class implements methods to write XML to a stream.