JiraFileInputStream An input streams that handles Unicode Byte-Order Mark (BOM) marker within a normal file as well as a ZIP file. 
SecureXmlEntityResolver An EntityResolver that refuses to resolve references to external xml entities by unconditionally returning an InputSource wrapping an empty InputStream. 
XMLEscapingReader Reader that filters(replaces) all characters coming from another reader. 
XmlNode Wrapper around an XML DOM node object providing helper methods for simple parsing of XML files.