You should not have to configure anything. The exception should not happen: can I have this index to debug the issue?
On Mon, Sep 22, 2014 at 11:07 PM, Patrick Mi <patrick...@touchpoint.co.nz> wrote: > Hi there, > > I understood that Lucene V4 could read 3.x index files by configuring > Lucene3xCodec but what exactly needs to be done here? > > I used DEMO code from V4.10.0 to generate v4 index files and could read them > without problem. When I tried to read index files generated from V3 I got > the following errors: > > Exception in thread "main" org.apache.lucene.index.CorruptIndexException: > did not read all bytes from file: read 65 vs size 66 (resource: > BufferedChecksumIndexInput(MMapIndexInput(path="C:\indexes\v3\_1os1_5.del"))) > at org.apache.lucene.codecs.CodecUtil.checkEOF(CodecUtil.java:252) > at > org.apache.lucene.codecs.lucene40.BitVector.<init>(BitVector.java:363) > at > org.apache.lucene.codecs.lucene40.Lucene40LiveDocsFormat.readLiveDocs(Lucene40LiveDocsFormat.java:91) > at > org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:116) > at > org.apache.lucene.index.StandardDirectoryReader$1.doBody(StandardDirectoryReader.java:62) > at > org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:913) > at > org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:53) > at > org.apache.lucene.index.DirectoryReader.open(DirectoryReader.java:67) > at org.apache.lucene.demo.SearchFiles.main(SearchFiles.java:95) > > My classpath includes the following jars from V4: > lucene-core-4.10.0.jar > lucene-analyzers-common-4.10.0.jar > lucene-queries-4.10.0.jar > lucene-queryparser-4.10.0.jar > lucene-facet-4.10.0.jar > lucene-expressions-4.10.0.jar > > Noticed that META-INF/services/org.apache.lucene.codecs.Codec ( part of > lucene-core-4.10.0.jar) contains the following lines: > org.apache.lucene.codecs.lucene40.Lucene40Codec > org.apache.lucene.codecs.lucene3x.Lucene3xCodec > org.apache.lucene.codecs.lucene41.Lucene41Codec > org.apache.lucene.codecs.lucene42.Lucene42Codec > org.apache.lucene.codecs.lucene45.Lucene45Codec > org.apache.lucene.codecs.lucene46.Lucene46Codec > org.apache.lucene.codecs.lucene49.Lucene49Codec > org.apache.lucene.codecs.lucene410.Lucene410Codec > > Does that mean Lucene3xCodec will be picked up automatically based on the > index files itself? > > Where is the API I could force the code to use V3 setting? IndexReader and > IndexSearcher don’t seem to have anywhere I can pass that in? > > Did some search but couldn't find the useful resources covered that. Much > appreciated if someone could point out the right direction. > > Regards, > Patrick > > --------------------------------------------------------------------- > 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
