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// Copyright (c) 2011 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 "chrome/browser/sync/api/sync_change.h"
#include <ostream>
SyncChange::SyncChange() : change_type_(ACTION_INVALID) {
}
SyncChange::SyncChange(SyncChangeType change_type, const SyncData& sync_data)
: change_type_(change_type),
sync_data_(sync_data) {
DCHECK(IsValid());
}
SyncChange::~SyncChange() {}
bool SyncChange::IsValid() const {
if (change_type_ == ACTION_INVALID || !sync_data_.IsValid())
return false;
// Data from the syncer must always have specifics.
if (!sync_data_.IsLocal())
return (sync_data_.GetDataType() != syncable::UNSPECIFIED);
// Local changes must always have a tag.
if (sync_data_.GetTag().empty())
return false;
// Adds and updates must have valid specifics (checked by GetDataType())
if (change_type_ == ACTION_ADD || change_type_ == ACTION_UPDATE)
return (sync_data_.GetDataType() != syncable::UNSPECIFIED &&
!sync_data_.GetTitle().empty());
return true;
}
SyncChange::SyncChangeType SyncChange::change_type() const {
return change_type_;
}
SyncData SyncChange::sync_data() const {
return sync_data_;
}
// static
std::string SyncChange::ChangeTypeToString(SyncChangeType change_type) {
switch (change_type) {
case ACTION_INVALID:
return "ACTION_INVALID";
case ACTION_ADD:
return "ACTION_ADD";
case ACTION_UPDATE:
return "ACTION_UPDATE";
case ACTION_DELETE:
return "ACTION_DELETE";
default:
NOTREACHED();
}
return std::string();
}
std::string SyncChange::ToString() const {
return "{ changeType: " + ChangeTypeToString(change_type_) +
", syncData: " + sync_data_.ToString() + "}";
}
void PrintTo(const SyncChange& sync_change, std::ostream* os) {
*os << sync_change.ToString();
}
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