由于lucene生成索引文件比较耗时,索引我们可以把经常变动的和不变化的防到两个索引文件中,查询时使用联合查询,可以在两个索引中同时查找.
IndexSearcher[] searchers = new IndexSearcher[2]; searchers[0] = new IndexSearcher(m_indexpath); searchers[1] = new IndexSearcher(m_outindexpath); MultiSearcher multiSearcher = new MultiSearcher(searchers); TopScoreDocCollector collector = TopScoreDocCollector.create(10, false); multiSearcher.search(q, collector);
ScoreDoc[] hits = collector.topDocs().scoreDocs; |
|