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From Mark Miller <>
Subject Re: [jira] Commented: (LUCENE-1026) Provide a simple way to concurrently access a Lucene index from multiple threads
Date Mon, 10 Mar 2008 11:29:16 GMT
You make a good point. I think I will prob make this change.

Asgeir Frimannsson (JIRA) wrote:
>      [
> Asgeir Frimannsson commented on LUCENE-1026:
> --------------------------------------------
> Is there any specific reason why this indexaccessor is limited to FSDirectory based indexes?
I see FSDirectory.getFile() is used as a unique key in the list of IndexAccessors in the factory.
However, it seems more natural to use dir.getLockID() for this purpose. Then it would be possible
to use a generic Directory rather than the file-system specific FSDirectory.
>> Provide a simple way to concurrently access a Lucene index from multiple threads
>> --------------------------------------------------------------------------------
>>                  Key: LUCENE-1026
>>                  URL:
>>              Project: Lucene - Java
>>           Issue Type: New Feature
>>           Components: Index, Search
>>             Reporter: Mark Miller
>>             Priority: Minor
>>          Attachments:,,,,,,,,,,,,,,,,
>> For building interactive indexes accessed through a network/internet (multiple threads).
>> This builds upon the LuceneIndexAccessor patch. That patch was not very newbie friendly
and did not properly handle MultiSearchers (or at the least made it easy to get into trouble).
>> This patch simplifies things and provides out of the box support for sharing the
IndexAccessors across threads. There is also a simple test class and example SearchServer
to get you started.
>> Future revisions will be zipped.
>> Works pretty solid as is, but could use the ability to warm new Searchers.

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