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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "sync/sessions/sync_session.h"
#include <algorithm>
#include <iterator>
#include "base/logging.h"
#include "sync/internal_api/public/base/model_type.h"
#include "sync/internal_api/public/engine/model_safe_worker.h"
#include "sync/syncable/directory.h"
namespace syncer {
namespace sessions {
// static
SyncSession* SyncSession::Build(SyncSessionContext* context,
Delegate* delegate) {
return new SyncSession(context, delegate);
}
SyncSession::SyncSession(
SyncSessionContext* context,
Delegate* delegate)
: context_(context),
delegate_(delegate) {
status_controller_.reset(new StatusController());
}
SyncSession::~SyncSession() {}
SyncSessionSnapshot SyncSession::TakeSnapshot() const {
return TakeSnapshotWithSource(sync_pb::GetUpdatesCallerInfo::UNKNOWN);
}
SyncSessionSnapshot SyncSession::TakeSnapshotWithSource(
sync_pb::GetUpdatesCallerInfo::GetUpdatesSource legacy_updates_source) const {
syncable::Directory* dir = context_->directory();
ProgressMarkerMap download_progress_markers;
for (int i = FIRST_REAL_MODEL_TYPE; i < MODEL_TYPE_COUNT; ++i) {
ModelType type(ModelTypeFromInt(i));
dir->GetDownloadProgressAsString(type, &download_progress_markers[type]);
}
std::vector<int> num_entries_by_type(MODEL_TYPE_COUNT, 0);
std::vector<int> num_to_delete_entries_by_type(MODEL_TYPE_COUNT, 0);
dir->CollectMetaHandleCounts(&num_entries_by_type,
&num_to_delete_entries_by_type);
SyncSessionSnapshot snapshot(
status_controller_->model_neutral_state(),
download_progress_markers,
delegate_->IsCurrentlyThrottled(),
status_controller_->num_encryption_conflicts(),
status_controller_->num_hierarchy_conflicts(),
status_controller_->num_server_conflicts(),
context_->notifications_enabled(),
dir->GetEntriesCount(),
status_controller_->sync_start_time(),
num_entries_by_type,
num_to_delete_entries_by_type,
legacy_updates_source);
return snapshot;
}
void SyncSession::SendSyncCycleEndEventNotification(
sync_pb::GetUpdatesCallerInfo::GetUpdatesSource source) {
SyncCycleEvent event(SyncCycleEvent::SYNC_CYCLE_ENDED);
event.snapshot = TakeSnapshotWithSource(source);
DVLOG(1) << "Sending cycle end event with snapshot: "
<< event.snapshot.ToString();
FOR_EACH_OBSERVER(SyncEngineEventListener,
*(context_->listeners()),
OnSyncCycleEvent(event));
}
void SyncSession::SendEventNotification(SyncCycleEvent::EventCause cause) {
SyncCycleEvent event(cause);
event.snapshot = TakeSnapshot();
DVLOG(1) << "Sending event with snapshot: " << event.snapshot.ToString();
FOR_EACH_OBSERVER(SyncEngineEventListener,
*(context_->listeners()),
OnSyncCycleEvent(event));
}
void SyncSession::SendProtocolEvent(const ProtocolEvent& event) {
FOR_EACH_OBSERVER(SyncEngineEventListener,
*(context_->listeners()),
OnProtocolEvent(event));
}
} // namespace sessions
} // namespace syncer
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