gistfile1.java

	public static void regexQuery(String pattern) throws Exception {
		Directory dir = FSDirectory.open(new File(SOLR_HOME + "/fulltext-build/data/index/"));
		IndexReader reader = IndexReader.open(dir, true);
		IndexSearcher searcher = new IndexSearcher(reader);
		Term t = new Term("body", pattern);
		Query q = new RegexQuery(t);
		System.out.println("query object: " + q);
		System.out.println("stats: " + reader.numDocs());
		TopDocs docs = searcher.search(q, 10);
		FastVectorHighlighter fvh = new FastVectorHighlighter(false, true);
		System.out.println("total: " + docs.totalHits);
		for (ScoreDoc match : docs.scoreDocs) {
			Document doc = searcher.doc(match.doc);

                        // get the matched text snippet somehow

                        // this doesn't work because getBestFragment wants a FieldQuery, not a RegexQuery
			// String frag = fvh.getBestFragment(q, reader, match.doc, 100);

			System.out.println(doc.get("bibcode"));
		}
	}