if (isStemming()) {
tokenizer = new StandardTokenizer(Version.LUCENE_35, new StringReader(finalTokenized.toString().trim()));
tokenStream = new ArabicStemFilter(new ArabicNormalizationFilter(tokenizer));
CharTermAttribute termAtt = tokenStream.getAttribute(CharTermAttribute.class);
tokenStream.clearAttributes();
try {
while (tokenStream.incrementToken()) {
String curToken = termAtt.toString();
if ( vocab != null && vocab.get(curToken) <= 0) {
countOOV++;