public SearchEngine(
EventReactor eventReactor,
IFileIndexer indexer,
IIndexEjector indexEjector,
IFileSupervisor supervisor,
ISearcher searcher,
IScheduler scheduler)
{
_indexer = indexer;
_indexEjector = indexEjector;
_supervisor = supervisor;
_searcher = searcher;
_scheduler = scheduler;
eventReactor.Register(EngineEvent.PathWatchingStarted, a => PathWatchingStarted?.Invoke(a));
eventReactor.Register(EngineEvent.PathWatchingEnded, a => PathWatchingEnded?.Invoke(a));
eventReactor.Register(EngineEvent.FileIndexingStarted, a => FileIndexingStarted?.Invoke(a));
eventReactor.Register(EngineEvent.FileIndexingEnded, a => FileIndexingEnded?.Invoke(a));
eventReactor.Register(EngineEvent.FileRemovingStarted, a => FileRemovingStarted?.Invoke(a));
eventReactor.Register(EngineEvent.FileRemovingEnded, a => FileRemovingEnded?.Invoke(a));
eventReactor.Register(EngineEvent.FileUpdateInitiated, a => FileUpdateInitiated?.Invoke(a));
eventReactor.Register(EngineEvent.FileUpdateFailed, a => FileUpdateFailed?.Invoke(a));
eventReactor.Register(EngineEvent.PathChanged, a => FilePathChanged?.Invoke(a));
eventReactor.Register(EngineEvent.IndexCleanUpFailed, a => IndexCleanUpFailed?.Invoke(a));
_scheduler.Start();
}
/// <summary>
/// Creates new search engine instance
/// </summary>
/// <param name="settings">Engine settings object</param>
/// <returns>New search engine instance</returns>
public static ISearchEngine New(SearchEngineSettings settings)
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
var eventReactor = new EventReactor();
var fileParserProvider = new FileParserProvider(settings);
var filesVersionsRegistry = new FilesVersionsRegistry();
var index = new Index.Index();
var indexer = new FileIndexer(eventReactor, fileParserProvider, index, filesVersionsRegistry, settings);
var indexEjector = new IndexEjector(eventReactor, filesVersionsRegistry);
var indexUpdater = new IndexUpdater(eventReactor, indexer, filesVersionsRegistry);
var watchersCollection = new PathWatchersCollection();
var fileSupervisor = new FileSupervisor(
eventReactor,
new FileSystemEventsProcessor(
new FileSystemEventHandler(
new CreateEventHandler(indexer),
new ChangeEventHandler(indexUpdater),
new DeleteEventHandler(eventReactor, indexEjector, watchersCollection),
new RenameEventHandler(
eventReactor,
new FilePathActualizer(filesVersionsRegistry),
watchersCollection
)
)
),
watchersCollection,
new PathPoller(
new DeadPathDetector(
watchersCollection,
new PathRemover(eventReactor, watchersCollection, indexEjector)
),
watchersCollection
)
);
var searcher = new Searcher(index);
var indexCleaner = new IndexCleaner(eventReactor, index, filesVersionsRegistry, settings);
var scheduler = new Scheduler(indexCleaner, settings);
return(new SearchEngine(eventReactor, indexer, indexEjector, fileSupervisor, searcher, scheduler));
}
