//generate the list of the words for the buffer
LinkedList listWords = UtilExtract.getValueList(buffer,
minLengthWord, notIgnorePattern, replacePattern);
for (int j = 0; j < listWords.size(); j++)
node.addTuple(TupleStruct.KEYWORD_GENERIC,
(String) listWords.get(j));
buffer = din.readLine();
}