private IFileDatabaseSnapshot CreateFullScan(FileSystemSnapshot newSnapshot, UpdateFileDatabaseOptions options,
CancellationToken cancellationToken)
{
Invariants.Assert(_inTaskQueueTask);
return(_fileDatabaseSnapshotFactory.CreateIncremental(
options.CurrentFileDatabase,
newSnapshot,
onIntermadiateResult: fileDatabase => {
ActivateCurrentDatabase(newSnapshot, fileDatabase, false);
OnFilesLoadingProgress(options.OperationInfo);
},
onLoading: () => OnFilesLoading(options.OperationInfo),
onLoaded: () => OnFilesLoaded(new FilesLoadedResult {
OperationInfo = options.OperationInfo,
TreeVersion = _currentFileSystemSnapshotVersion,
}),
cancellationToken: cancellationToken));
}
private void UpdateFileDatabase(FileSystemSnapshot fileSystemSnapshot, Func <UpdateFileDatabaseOptions, IFileDatabaseSnapshot> updater)
{
Invariants.Assert(_inTaskQueueTask);
var options = new UpdateFileDatabaseOptions();
_operationProcessor.Execute(new OperationHandlers {
OnBeforeExecute = info => {
options.OperationInfo = info;
options.PreviousUpdateCompleted = _previousUpdateCompleted;
_previousUpdateCompleted = false;
},
OnError = (info, error) => {
_currentFileSystemSnapshotVersion = fileSystemSnapshot.Version;
_previousUpdateCompleted = false;
OnFilesLoading(info);
OnFilesLoaded(new FilesLoadedResult {
OperationInfo = info,
Error = error,
TreeVersion = _currentFileSystemSnapshotVersion,
});
},
Execute = info => {
options.CurrentFileDatabase = _currentFileDatabase;
var newFileDatabase = updater(options);
ActivateCurrentDatabase(fileSystemSnapshot, newFileDatabase, true);
OnFilesLoaded(new FilesLoadedResult {
OperationInfo = info,
TreeVersion = fileSystemSnapshot.Version
});
}
});
}