SearcherTaxonomyManager mgr = new SearcherTaxonomyManager(indexDir, taxoDir, null);
SearcherAndTaxonomy pair = mgr.acquire();
try {
assertEquals(1, pair.taxonomyReader.getSize());
} finally {
mgr.release(pair);
}
w.addDocument(new Document());
tw.replaceTaxonomy(taxoDir2);
taxoDir2.close();