protected virtual void Dispose(bool disposing)
{
if (!_disposedValue)
{
if (disposing)
{
// dispose managed state (managed objects).
FulltextBackgroundTaskExecutor.WaitForAllCurrentTasksToFinish(5000);
FulltextBackgroundTaskExecutor.Dispose();
Storage?.Dispose();
SearchEngine?.Dispose();
}
// free unmanaged resources (unmanaged objects) and override a finalizer below.
// set large fields to null.
_disposedValue = true;
}
}
public static NoteStorage CreateStandard(LiteDatabase database, string rootDirectoryPath, bool updateLastUpdateAutomatically = false)
{
Check.DoRequireArgumentNotNull(database, nameof(database));
Check.DoRequireArgumentNotNull(rootDirectoryPath, nameof(rootDirectoryPath));
var fulltextPath = Path.Combine(rootDirectoryPath, "ft");
Directory.CreateDirectory(fulltextPath);
var luceneAdapter = new LuceneNoteAdapter();
var storage = new LiteDbStorage <Note>(database, new NoteAdapter(updateLastUpdateAutomatically));
var multiIndex = new MultiIndex(luceneAdapter.DocumentKeyName);
var searchEngine = new SearchEngine <Note, INoteHeader, string>(fulltextPath, luceneAdapter, multiIndex);
var result = new NoteStorage(storage, searchEngine)
{
RootPath = rootDirectoryPath
};
return(result);
}
public TDoc Delete(TKey id)
{
var result = Storage.Delete(id);
FulltextBackgroundTaskExecutor.Schedule(() =>
{
if (EntityAdapter.CanConvertStorageKey)
{
SearchEngine.Delete(EntityAdapter.GetFulltextFromStorageKey(id));
}
else if (result != null)
{
SearchEngine.Delete(EntityAdapter.GetFulltextKey(result));
}
if (EntityAdapter.CanConvertStorageKey || result != null)
{
SearchEngine.CommitFulltextIndex();
}
});
return(result);
}
public void OpenOrCreateIndexes(IEnumerable <string> stemmerNames, Action <double> progressReporter = null)
{
Check.DoRequireArgumentNotNull(stemmerNames, nameof(stemmerNames));
var languageNames = stemmerNames.ToCaseInsensitiveSet();
var allSupportedLangs = LuceneIndex.GetAvailableSnowballStemmers().ToCaseInsensitiveSet();
var unknownLangs = string.Join(",", languageNames.Where(n => !allSupportedLangs.Contains(n)));
if (!string.IsNullOrEmpty(unknownLangs))
{
throw new FulltextException($"The following configured languages are not supported: {unknownLangs}");
}
var newIndexes = new List <IndexInformation>();
foreach (var stemmerName in stemmerNames)
{
var info = SearchEngine.AddOrOpenSnowballIndex(stemmerName);
if (info.IsNew)
{
newIndexes.Add(info);
}
}
if (languageNames.Count > 1)
{
SearchEngine.SetDefaultIndex(stemmerNames.First());
}
if (newIndexes.Count > 0)
{
RebuildIndexes(newIndexes.Select(x => x.Name).ToArray(), progressReporter);
}
}
public void SetDefaultIndex(string stemmerName)
{
SearchEngine.SetDefaultIndex(stemmerName);
}
public void RemoveIndex(string stemmerName)
{
SearchEngine.RemoveIndex(stemmerName);
}
/// <inheritdoc />
public IList <THeader> SearchInPeriod(DateTime?periodStart, DateTime?periodEnd, string queryText, int maxResults,
SearchableDocumentTime searchableDocumentTime = SearchableDocumentTime.LastUpdate)
{
return(SearchEngine.SearchInPeriod(periodStart, periodEnd, queryText, maxResults, searchableDocumentTime));
}
/// <inheritdoc />
public IList <THeader> GetTopInPeriod(DateTime?periodStart, DateTime?periodEnd, int maxResults, SearchableDocumentTime searchableDocumentTime = SearchableDocumentTime.LastUpdate)
{
return(SearchEngine.GetTopInPeriod(periodStart, periodEnd, maxResults, searchableDocumentTime));
}
public IList <THeader> Search(string queryText, int maxResults)
{
return(SearchEngine.Search(queryText, maxResults));
}
