public static final String URI_DATATYPE = "http://www.w3.org/2001/XMLSchema#anyURI";
public static final String RULE_VARIABLE = "var:";
public static final String EMPTY_STRING = "";
public static final String URI_DATATYPE = "http://www.w3.org/2001/XMLSchema#anyURI";
public static final String RULE_VARIABLE = "var:";
public static final String EMPTY_STRING = "";