是 纯java开源搜索引擎的源代码 初学者好好揣摩 apache家族的一个子项目 提供一个索引和搜索的框架，支持二次开发 Lucene的最新版本--Beginners pure java source code open source search engines try to figure out a good sub-apache family provides a framework for indexing and searching, Lucene supports secondary

its type of method for, searching .. in java code