public void TestRevisionRelease()
{
Directory dir = NewDirectory();
IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
conf.IndexDeletionPolicy = new SnapshotDeletionPolicy(conf.IndexDeletionPolicy);
IndexWriter writer = new IndexWriter(dir, conf);
try
{
writer.AddDocument(new Document());
writer.Commit();
IRevision rev1 = new IndexRevision(writer);
// releasing that revision should not delete the files
rev1.Release();
assertTrue(SlowFileExists(dir, IndexFileNames.SEGMENTS + "_1"));
rev1 = new IndexRevision(writer); // create revision again, so the files are snapshotted
writer.AddDocument(new Document());
writer.Commit();
assertNotNull(new IndexRevision(writer));
rev1.Release(); // this release should trigger the delete of segments_1
assertFalse(SlowFileExists(dir, IndexFileNames.SEGMENTS + "_1"));
}
finally
{
IOUtils.Dispose(writer, dir);
}
}
/// <summary>
/// Returns a map of the revision files from the given <see cref="IndexCommit"/>s of the search and taxonomy indexes.
/// </summary>
/// <exception cref="IOException"></exception>
public static IDictionary <string, IList <RevisionFile> > RevisionFiles(IndexCommit indexCommit, IndexCommit taxonomyCommit)
{
return(new Dictionary <string, IList <RevisionFile> > {
{ INDEX_SOURCE, IndexRevision.RevisionFiles(indexCommit).Values.First() },
{ TAXONOMY_SOURCE, IndexRevision.RevisionFiles(taxonomyCommit).Values.First() }
});
}
public void TestSerialization()
{
Directory directory = NewDirectory();
IndexWriterConfig config = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
config.IndexDeletionPolicy = new SnapshotDeletionPolicy(config.IndexDeletionPolicy);
IndexWriter writer = new IndexWriter(directory, config);
writer.AddDocument(new Document());
writer.Commit();
IRevision revision = new IndexRevision(writer);
SessionToken session1 = new SessionToken("17", revision);
MemoryStream baos = new MemoryStream();
session1.Serialize(new DataOutputStream(baos));
byte[] b = baos.ToArray();
SessionToken session2 = new SessionToken(new DataInputStream(new MemoryStream(b)));
assertEquals(session1.Id, session2.Id);
assertEquals(session1.Version, session2.Version);
assertEquals(1, session2.SourceFiles.Count);
assertEquals(session1.SourceFiles.Count, session2.SourceFiles.Count);
assertEquals(session1.SourceFiles.Keys, session2.SourceFiles.Keys);
IList <RevisionFile> files1 = session1.SourceFiles.Values.First();
IList <RevisionFile> files2 = session2.SourceFiles.Values.First();
assertEquals(files1, files2);
IOUtils.Dispose(writer, directory);
}
public virtual int CompareTo(IRevision other)
{
//TODO: This breaks the contract and will fail if called with a different implementation
// This is a flaw inherited from the original source...
// It should at least provide a better description to the InvalidCastException
IndexRevision or = (IndexRevision)other;
return(commit.CompareTo(or.commit));
}
public void TestPublishOlderRev()
{
replicator.Publish(CreateRevision(1));
IRevision old = new IndexRevision(sourceWriter);
replicator.Publish(CreateRevision(2));
try
{
replicator.Publish(old);
fail("should have failed to publish an older revision");
}
catch (ArgumentException)
{
// expected
}
assertEquals(1, DirectoryReader.ListCommits(sourceDirectory).size());
}
public void TestOpen()
{
Directory dir = NewDirectory();
IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
conf.IndexDeletionPolicy = new SnapshotDeletionPolicy(conf.IndexDeletionPolicy);
IndexWriter writer = new IndexWriter(dir, conf);
try
{
writer.AddDocument(new Document());
writer.Commit();
IRevision rev = new IndexRevision(writer);
var sourceFiles = rev.SourceFiles;
string source = sourceFiles.Keys.First();
foreach (RevisionFile file in sourceFiles.Values.First())
{
IndexInput src = dir.OpenInput(file.FileName, IOContext.READ_ONCE);
Stream @in = rev.Open(source, file.FileName);
assertEquals(src.Length, @in.Length);
byte[] srcBytes = new byte[(int)src.Length];
byte[] inBytes = new byte[(int)src.Length];
int offset = 0;
if (Random.nextBoolean())
{
int skip = Random.Next(10);
if (skip >= src.Length)
{
skip = 0;
}
@in.Seek(skip, SeekOrigin.Current);
src.Seek(skip);
offset = skip;
}
src.ReadBytes(srcBytes, offset, srcBytes.Length - offset);
@in.Read(inBytes, offset, inBytes.Length - offset);
assertArrayEquals(srcBytes, inBytes);
IOUtils.Dispose(src, @in);
}
}
finally
{
IOUtils.Dispose(writer, dir);
}
}
/// <summary>
/// Constructor with the given index directory and callback to notify when the
/// indexes were updated.
/// </summary>
public IndexReplicationHandler(Directory indexDirectory, Func <bool?> callback) // LUCENENET TODO: API - shouldn't this be Action ?
{
this.InfoStream = InfoStream.Default;
this.callback = callback;
this.indexDirectory = indexDirectory;
currentVersion = null;
currentRevisionFiles = null;
if (DirectoryReader.IndexExists(indexDirectory))
{
IList <IndexCommit> commits = DirectoryReader.ListCommits(indexDirectory);
IndexCommit commit = commits[commits.Count - 1];
currentVersion = IndexRevision.RevisionVersion(commit);
currentRevisionFiles = IndexRevision.RevisionFiles(commit);
WriteToInfoStream(
string.Format("constructor(): currentVersion={0} currentRevisionFiles={1}", currentVersion, currentRevisionFiles),
string.Format("constructor(): commit={0}", commit));
}
}
public void TestSegmentsFileLast()
{
Directory dir = NewDirectory();
IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
conf.IndexDeletionPolicy = new SnapshotDeletionPolicy(conf.IndexDeletionPolicy);
IndexWriter writer = new IndexWriter(dir, conf);
try
{
writer.AddDocument(new Document());
writer.Commit();
IRevision rev = new IndexRevision(writer);
var sourceFiles = rev.SourceFiles;
assertEquals(1, sourceFiles.Count);
var files = sourceFiles.Values.First();
string lastFile = files.Last().FileName;
assertTrue(lastFile.StartsWith(IndexFileNames.SEGMENTS, StringComparison.Ordinal) && !lastFile.Equals(IndexFileNames.SEGMENTS_GEN, StringComparison.Ordinal));
}
finally
{
IOUtils.Dispose(writer, dir);
}
}
public void TestSerialization()
{
Directory directory = NewDirectory();
IndexWriterConfig config = new IndexWriterConfig(TEST_VERSION_CURRENT, null);
config.IndexDeletionPolicy = new SnapshotDeletionPolicy(config.IndexDeletionPolicy);
IndexWriter writer = new IndexWriter(directory, config);
writer.AddDocument(new Document());
writer.Commit();
IRevision revision = new IndexRevision(writer);
SessionToken session1 = new SessionToken("17", revision);
MemoryStream baos = new MemoryStream();
session1.Serialize(new DataOutputStream(baos));
byte[] b = baos.ToArray();
SessionToken session2 = new SessionToken(new DataInputStream(new MemoryStream(b)));
assertEquals(session1.Id, session2.Id);
assertEquals(session1.Version, session2.Version);
assertEquals(1, session2.SourceFiles.Count);
assertEquals(session1.SourceFiles.Count, session2.SourceFiles.Count);
// LUCENENET: Collections don't compare automatically in .NET and J2N has no structural equality
// checking on Keys, so using CollectionAssert here. This is set
// equality (where order doesn't matter) because in Java the keys and values collections are sets.
CollectionAssert.AreEquivalent(session1.SourceFiles.Keys, session2.SourceFiles.Keys);
IList <RevisionFile> files1 = session1.SourceFiles.Values.First();
IList <RevisionFile> files2 = session2.SourceFiles.Values.First();
assertEquals(files1, files2, aggressive: false);
IOUtils.Dispose(writer, directory);
}
