Contains core interfaces of the Axiom API.

In particular, this package defines interfaces for the information items identified by the XML Information Set W3C Recommendation:

Section | Information item | Interface
--- | --- | ---
2.1 | Document information item | {@link org.apache.axiom.om.OMDocument}
2.2 | Element information item | {@link org.apache.axiom.om.OMElement}
2.3 | Attribute information item | {@link org.apache.axiom.om.OMAttribute}
2.4 | Processing instruction information item | {@link org.apache.axiom.om.OMProcessingInstruction}
2.5 | Unexpanded entity reference information item | Not supported
2.6 | Character information item | {@link org.apache.axiom.om.OMText}
2.7 | Comment information item | {@link org.apache.axiom.om.OMComment}
2.8 | Document type declaration information item | {@link org.apache.axiom.om.OMDocType}
2.9 | Unparsed entity information item | Not supported
2.10 | Notation information item | Not supported
2.11 | Namespace information item | {@link org.apache.axiom.om.OMNamespace}

The package also contains a set of super-interfaces that define common properties and operations shared by several information items: {@link org.apache.axiom.om.OMSerializable}, {@link org.apache.axiom.om.OMNode} and {@link org.apache.axiom.om.OMContainer}.