sync/sessions/sync_session.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "sync/sessions/sync_session.h"
   6
   7 #include <algorithm>
   8 #include <iterator>
   9
  10 #include "base/logging.h"
  11 #include "sync/internal_api/public/base/model_type.h"
  12 #include "sync/internal_api/public/engine/model_safe_worker.h"
  13 #include "sync/syncable/directory.h"
  14
  15 namespace syncer {
  16 namespace sessions {
  17
  18 SyncSession::SyncSession(
  19     SyncSessionContext* context,
  20     Delegate* delegate,
  21     const SyncSourceInfo& source)
  22     : context_(context),
  23       source_(source),
  24       delegate_(delegate) {
  25   status_controller_.reset(new StatusController());
  26 }
  27
  28 SyncSession::~SyncSession() {}
  29
  30 SyncSessionSnapshot SyncSession::TakeSnapshot() const {
  31   syncable::Directory* dir = context_->directory();
  32
  33   ProgressMarkerMap download_progress_markers;
  34   for (int i = FIRST_REAL_MODEL_TYPE; i < MODEL_TYPE_COUNT; ++i) {
  35     ModelType type(ModelTypeFromInt(i));
  36     dir->GetDownloadProgressAsString(type, &download_progress_markers[type]);
  37   }
  38
  39   std::vector<int> num_entries_by_type(MODEL_TYPE_COUNT, 0);
  40   std::vector<int> num_to_delete_entries_by_type(MODEL_TYPE_COUNT, 0);
  41   dir->CollectMetaHandleCounts(&num_entries_by_type,
  42                                &num_to_delete_entries_by_type);
  43
  44   SyncSessionSnapshot snapshot(
  45       status_controller_->model_neutral_state(),
  46       download_progress_markers,
  47       delegate_->IsSyncingCurrentlySilenced(),
  48       status_controller_->num_encryption_conflicts(),
  49       status_controller_->num_hierarchy_conflicts(),
  50       status_controller_->num_server_conflicts(),
  51       source_,
  52       context_->notifications_enabled(),
  53       dir->GetEntriesCount(),
  54       status_controller_->sync_start_time(),
  55       num_entries_by_type,
  56       num_to_delete_entries_by_type);
  57
  58   return snapshot;
  59 }
  60
  61 void SyncSession::SendEventNotification(SyncEngineEvent::EventCause cause) {
  62   SyncEngineEvent event(cause);
  63   event.snapshot = TakeSnapshot();
  64
  65   DVLOG(1) << "Sending event with snapshot: " << event.snapshot.ToString();
  66   context()->NotifyListeners(event);
  67 }
  68
  69 }  // namespace sessions
  70 }  // namespace syncer