一个搜索的源码，别人发给我的，有需要的青霞在，j2-a search of the source, to my people, in need of Biomedicine, j2

一套java版本的搜索引擎源码，最薪版本是2.1版-a java version of the search engine source code, the most paid version 2.1

MG4J 是另一个搜索engine 。与Lucene 主要区别是，它提供了cluster 功能，具有更OO的设计方式-MG4J is another search engine. The main difference with Lucene is that it provides a cluster function, with a more OO design