private byte[] CombineIndexes(Settings settings, IndexArtifact[] artifacts, Task task)
{
var completed = 0;
var combineIndexer = new SearchIndexer();
var indexName = settings.name.ToLowerInvariant();
task.Report("Combining indexes...");
combineIndexer.Start();
foreach (var a in artifacts)
{
if (task.Canceled())
{
return(null);
}
task.Report(completed++);
if (a == null || a.path == null)
{
continue;
}
var si = new SearchIndexer();
if (!si.ReadIndexFromDisk(a.path))
{
continue;
}
if (task.Canceled())
{
return(null);
}
combineIndexer.CombineIndexes(si, baseScore: settings.baseScore,
(di, indexer) => indexer.AddProperty("a", indexName, di, saveKeyword: true, exact: true));
}
if (task.Canceled())
{
return(null);
}
task.Report($"Sorting {combineIndexer.indexCount} indexes...");
if (task.async)
{
combineIndexer.Finish((bytes) => task.Resolve(new TaskData(bytes, combineIndexer)), null, saveBytes: true);
}
else
{
combineIndexer.Finish(removedDocuments: null);
return(combineIndexer.SaveBytes());
}
return(null);
}
private void CombineIndexes(Settings settings, IndexArtifact[] artifacts, Task task, bool autoResolve)
{
task.Report("Combining indexes...", -1f);
var completed = 0;
var searchArtifacts = new ConcurrentBag <SearchIndexer>();
var tloop = Parallel.ForEach(artifacts, (a, state) =>
{
if (task.Canceled())
{
state.Stop();
return;
}
if (a == null || a.path == null)
{
return;
}
var si = new SearchIndexer(Path.GetFileName(a.source));
task.Report($"Reading {si.name}...");
if (!si.ReadIndexFromDisk(a.path))
{
return;
}
if (task.Canceled())
{
return;
}
searchArtifacts.Add(si);
task.Report(completed++, artifacts.Length);
});
if (!tloop.IsCompleted)
{
task.Cancel();
}
if (task.Canceled())
{
return;
}
// Combine all search index artifacts into one large binary stream.
var combineIndexer = new SearchIndexer();
var artifactCount = searchArtifacts.Count;
var indexName = settings.name.ToLowerInvariant();
task.Report($"Combining...");
combineIndexer.Start();
combineIndexer.CombineIndexes(searchArtifacts, settings.baseScore, indexName, (progress, name) =>
{
task.Report($"Combining {name}...");
task.Report(progress, artifactCount);
});
task.Report($"Sorting {combineIndexer.indexCount} indexes...", -1f);
byte[] bytes = autoResolve ? combineIndexer.SaveBytes() : null;
Dispatcher.Enqueue(() => task.Resolve(new TaskData(bytes, combineIndexer), completed: autoResolve));
}