Ian, Thanks a lot for the heads up. I didn't even know those detailed release notes existed - I just looked on the main release page and searched a bit through JIRA.
Cheers, Ben On Mon, Jun 6, 2011 at 2:57 PM, Ian Lea <ian....@gmail.com> wrote: > In the release notes for 3.1.0 under Changes in backwards > compatibility policy it says > > LUCENE-2386: IndexWriter no longer performs an empty commit upon new > index creation. Previously, if you passed an empty Directory and set > OpenMode to CREATE*, IndexWriter would make a first empty commit. If > you need that behavior you can call writer.commit()/close() > immediately after you create it. > > https://issues.apache.org/jira/browse/LUCENE-2386 > > -- > Ian. > > > On Mon, Jun 6, 2011 at 10:58 AM, Ben Hood <0x6e6...@gmail.com> wrote: >> Hi, >> >> I'm trying to upgrade from 3.0.2 to 3.2.0 and am running into the >> following issue when trying to boot an IndexSearcher: >> >> Exception in thread "main" >> org.apache.lucene.index.IndexNotFoundException: no segments* file >> found in >> org.apache.lucene.store.NIOFSDirectory@/tmp/804f7160-9023-11e0-9123-0022192d0d03 >> lockFactory=org.apache.lucene.store.NativeFSLockFactory@7a6d084b: >> files: [write.lock] >> at >> org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:711) >> at >> org.apache.lucene.index.DirectoryReader.open(DirectoryReader.java:75) >> at org.apache.lucene.index.IndexReader.open(IndexReader.java:428) >> at org.apache.lucene.index.IndexReader.open(IndexReader.java:288) >> at >> org.apache.lucene.search.IndexSearcher.<init>(IndexSearcher.java:107) >> at >> net.lshift.diffa.kernel.util.IndexWriterTest.main(IndexWriterTest.java:21) >> >> I've created a stripped down test case that reproduces the issue (see below). >> >> Is there something I'm doing wrong here? I would have assumed that >> after the IndexWriter constructor has returned, then the necessary >> index segments would in the directory on disk, or is this operation >> asynchronous? >> >> Thanks for any help, >> >> Cheers, >> >> Ben >> >> ------ >> >> package net.lshift.diffa.kernel.util; >> >> import com.eaio.uuid.UUID; >> import org.apache.lucene.analysis.standard.StandardAnalyzer; >> import org.apache.lucene.index.IndexWriter; >> import org.apache.lucene.index.IndexWriterConfig; >> import org.apache.lucene.search.IndexSearcher; >> import org.apache.lucene.store.FSDirectory; >> import org.apache.lucene.util.Version; >> >> import java.io.File; >> >> public class IndexWriterTest { >> >> public static void main(String[] args) throws Exception { >> FSDirectory dir = FSDirectory.open(new File("/tmp/" + new >> UUID().toString())); >> IndexWriterConfig config = new >> IndexWriterConfig(Version.LUCENE_32, new >> StandardAnalyzer(Version.LUCENE_32)); >> config.setOpenMode(IndexWriterConfig.OpenMode.CREATE); >> IndexWriter writer = new IndexWriter(dir, config); >> IndexSearcher searcher = new IndexSearcher(dir, true); >> } >> >> } >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >> For additional commands, e-mail: java-user-h...@lucene.apache.org >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org > For additional commands, e-mail: java-user-h...@lucene.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org
