This is an automated email from the ASF dual-hosted git repository.
rnewson pushed a commit to branch lucene-10
in repository https://gitbox.apache.org/repos/asf/couchdb.git
commit 2fb78ae712b50021fefaad12458b2748bfecefe6
Author: Robert Newson <rn...@apache.org>
AuthorDate: Wed Aug 6 16:15:45 2025 +0100
open latest version of index
---
.../org/apache/couchdb/nouveau/core/IndexManager.java | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/nouveau/src/main/java/org/apache/couchdb/nouveau/core/IndexManager.java b/nouveau/src/main/java/org/apache/couchdb/nouveau/core/IndexManager.java
index 623963d81..2848e89ca 100644
--- a/nouveau/src/main/java/org/apache/couchdb/nouveau/core/IndexManager.java
+++ b/nouveau/src/main/java/org/apache/couchdb/nouveau/core/IndexManager.java
@@ -40,11 +40,13 @@ import org.apache.couchdb.nouveau.lucene.LuceneIndex;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
+import org.apache.lucene.index.IndexWriterConfig.OpenMode;
import org.apache.lucene.misc.store.DirectIODirectory;
import org.apache.lucene.search.SearcherFactory;
import org.apache.lucene.search.SearcherManager;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.FSDirectory;
+import org.apache.lucene.util.Version;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -380,7 +382,9 @@ public final class IndexManager implements Managed {
final Path path = indexPath(name);
final IndexDefinition indexDefinition = loadIndexDefinition(name);
final Analyzer analyzer = LuceneAnalyzerFactory.fromDefinition(indexDefinition);
- final Directory dir = new DirectIODirectory(FSDirectory.open(path.resolve("10")));
+ final int version = getIndexVersion(path);
+ final Path indexPath = path.resolve(Integer.toString(version));
+ final Directory dir = new DirectIODirectory(FSDirectory.open(indexPath));
final IndexWriterConfig config = new IndexWriterConfig(analyzer);
config.setUseCompoundFile(false);
final IndexWriter writer = new IndexWriter(dir, config);
@@ -390,6 +394,19 @@ public final class IndexManager implements Managed {
return new LuceneIndex(analyzer, writer, updateSeq, purgeSeq, searcherManager);
}
+ /**
+ * Find highest version index on disk, or latest version if none.
+ */
+ private int getIndexVersion(final Path path) throws IOException {
+ if (Files.exists(path.resolve("10"))) {
+ return 10;
+ }
+ if (Files.exists(path.resolve("9"))) {
+ return 9;
+ }
+ return 10;
+ }
+
private long getSeq(final IndexWriter writer, final String key) throws IOException {
final Iterable<Map.Entry<String, String>> commitData = writer.getLiveCommitData();
if (commitData == null) {