@SuppressWarnings("unchecked") @Override public void init(NamedList args) { Object tagDelimiterParam = args.remove(TAG_DELIMITER_PARAM); if (null == tagDelimiterParam || !(tagDelimiterParam instanceof String)) { tagDelimiter = TAG_DELIMITER_DEFAULT; } else { tagDelimiter = (String) tagDelimiterParam; } Object delimitOutputParam = args.remove(DELIMIT_OUTPUT_PARAM); if (null == delimitOutputParam || !(delimitOutputParam instanceof String)) { delimitOutput = DELIMIT_OUTPUT_DEFAULT; } else { delimitOutput = (String) delimitOutputParam; } Object tagMappingParam = args.remove(TAG_MAPPING_PARAM); if (null == tagMappingParam || !(tagMappingParam instanceof String)) { // error } else { String mappingFile = (String) tagMappingParam; try { FileInputStream fstream = new FileInputStream(mappingFile); DataInputStream in = new DataInputStream(fstream); BufferedReader br = new BufferedReader(new InputStreamReader(in)); String strLine; while ((strLine = br.readLine()) != null) { int n = strLine.indexOf('>'); if (!(strLine.trim().isEmpty() || n == -1)) { remap.put(strLine.substring(0, n).trim(), strLine.substring(n + 1).trim()); } } in.close(); } catch (Exception e) { log.error("error", e); } } super.init(args); }