* @param valueField
* @param dict
*/
protected SingleIndexerRunner(Properties props, INDEXFIELD keyfield,
INDEXFIELD valueField, SharedDictionary dict, boolean isFwd) {
idxWriter = new IndexWriter(props, keyfield, valueField, isFwd);
docDict = dict;
lookupBoth = (keyfield == INDEXFIELD.LINK);
pvtQueue = new ConcurrentLinkedQueue<Object[]>();
thr = new RunnerThread();