java open source enterprise search

[Chuan Ren]

Hi!
I am searching for a open source enterprise search engine and no luck. Do you know any (preferably in java). Thank you.

[Mike Wang]

Originally posted by Chuan Ren:
Hi!
I am searching for a open source enterprise search engine and no luck. Do you know any (preferably in java). Thank you.

Jakarta lucene is an index engine , you can build your own search engine based on it
http://jakarta.apache.org/lucene/docs/index.html
You may aslo pay some attention to Lucene Sandbox
http://jakarta.apache.org/lucene/docs/lucene-sandbox/
SearchBlox is an commercial search engine based on lucene. Though it is not open source or free, but it give you an idea on how to use lucene to build your own search engine.
http://www.searchblox.com/
Nutch is a nascent effort to implement an open-source web search engine.
http://www.nutch.org/docs/en/
Also, our company has a commercial search engine based on lucene, with our own automatic taxonomy support.
http://www.bigonthenet.com/products/enticubed.htm