http://akululu.iteye.com/blog/314130 多索引目录就是要在多个索引目录的中进行比较搜索,类似概念在SQL中就是select * from TableA union select * from TableB. IndexSearcher[] searchers = new IndexSearcher[2]; searchers[0] = new IndexSearcher(IndexPath0); searchers[1] = new IndexSearcher(…