this.outputFileName = outputFileName;
this.errorReport = errorReport;
this.uriFormatter = new URIFormatter(ontMgr, errorReport);
this.hNodeToContextUriMap = new ConcurrentHashMap<String, String>();
this.addColumnContextInformation = addColumnContextInformation;
this.translator = new KR2RMLMappingColumnNameHNodeTranslator(factory, worksheet);
this.outWriters = new LinkedList<KR2RMLRDFWriter>();
}