code: public static SAXParser createXIncludeAwareSAXParser(boolean doBaseURIFixup) {
  		SAXParserFactory factory = SAXParserFactory.newInstance();
  		factory.setNamespaceAware(true);
  		factory.setXIncludeAware(true);
  		SAXParser parser = null;
  		try {
  			factory.setFeature(Constants.XERCES_FEATURE_PREFIX
  					+ Constants.XINCLUDE_FIXUP_BASE_URIS_FEATURE,
  					doBaseURIFixup);
  			parser = factory.newSAXParser();
  		} catch (Exception x) {
  			throw new RuntimeException(x);
  		}
  		return parser;
  	}
docs: Creates a SAXParser that is configured to resolve XInclude references but
  not perform schema validation.
  
  @param doBaseURIFixup
  A boolean value that specifies whether or not to add xml:base
  attributes when resolving xi:include elements; adding these
  attributes may render an instance document schema-invalid.
  @return An XInclude-aware SAXParser instance.
  
  @see <a href="http://www.w3.org/TR/xinclude/">XML Inclusions (XInclude)
  Version 1.0, Second Edition</a>