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From Ian Lea <ian....@gmail.com>
Subject Re: AlreadyClosedException when doing search
Date Fri, 09 Nov 2012 10:09:29 GMT
By far the most likely cause is that something somewhere in your code
is closing the searcher or the reader.


--
Ian.


On Thu, Nov 8, 2012 at 2:39 PM, Bin Lan <blan@perimeterusa.com> wrote:
> We recently upgrade our lucene library from 1.9.1 to 3.6.1 and we run into
> multiple AlreadyClosedException when doing search. Here is the stack:
>
> RetrievedDateMarker=2012-11-08 08:36:34.393 Error searching
> \\p7na02b\na01_mail03\index\daily\20121031.main.index.3
>         com.seccas.task.SearchRequestTask.futureTaskRun(
> SearchRequestTask.java:136)
>         com.seccas.util.SearchThread.run(SearchThread.java:26)
> Caused by:
> org.apache.lucene.store.AlreadyClosedException: MMapIndexInput already
> closed: MMapIndexInput(path="\\p7na02b\na01_mail03\
> compliance.farmersagent.com\index\daily\20121031.main.index.3\_4ljc.frq")
>
> org.apache.lucene.store.MMapDirectory$MMapIndexInput.seek(MMapDirectory.java:382)
>
> org.apache.lucene.index.SegmentTermDocs.seek(SegmentTermDocs.java:100)
>
> org.apache.lucene.index.SegmentTermDocs.seek(SegmentTermDocs.java:67)
>
> com.seccas.lucene.FieldArrayFilter.getDocIdSet(FieldArrayFilter.java:157)
>
> org.apache.lucene.search.FilteredQuery.getFilteredScorer(FilteredQuery.java:136)
>
> org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:577)
>
> org.apache.lucene.search.IndexSearcher.search(IndexSearcher.java:364)
>         com.seccas.task.SearchRequestTask.futureTaskRun(
> SearchRequestTask.java:89)
>         com.seccas.util.SearchThread.run(SearchThread.java:26)
>
> On the source code side, we open and did the search like this:
>
> reader = IndexReader.open(FSDirectory.open(newFile(request.indexPath)));
> searcher = new IndexSearcher( reader );
> searcher.search( query, filter, collector );
>
> I do not see any reason why this could happen. The IndexReader is not being
> shared with other thread.
>
> Regards
> --
> Bin Lan
> Software Developer
> Perimeter E-Security
> O - (203)541-3412
>
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