analyzer = new SimpleAnalyzer();
indexDirectory = new RAMDirectory();
indexWriter = new IndexWriter(indexDirectory,
new IndexWriterConfig(Version.LUCENE_31,
new LimitTokenCountAnalyzer(analyzer,
Integer.MAX_VALUE))
.setOpenMode(OpenMode.CREATE));
queryParser = new QueryParser(Version.LUCENE_31, "text", analyzer);
queryParser.setDefaultOperator(QueryParser.AND_OPERATOR);