Lucene 索引和搜索同时进行

问题描述

我想在索引上使用 Lucene 进行搜索.索引经常更改.所以我需要做一些事情来同时搜索和索引.它是 Tomcat 上的 Web 应用程序.我想使用 RAMDeirectory 来提高搜索速度.我不知道该怎么做！

I want to search with Lucene on an index. The index is changed frequently. So I need to do something to search and index at the same time. It's a web application on Tomcat. And I want to use RAMDeirectory to increase the searching speed. I don't know how to do it!

推荐答案

misc Lucene 包中的NRTManager 提供同时搜索和索引的能力.

NRTManager in the misc Lucene package provides the ability to search and index at the same time.

TrackingIndexWriter writer; // your writer
SearcherFactory factory = new SearcherFactory();
NRTManager mgr = new NRTManager(writer, factory);

查看 NRTManager 方法了解更多信息.

Check NRTManager methods for more info.

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