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// Copyright (c) 2010 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/glue/extension_data.h"
#include "base/logging.h"
#include "chrome/browser/sync/glue/extension_util.h"
namespace browser_sync {
ExtensionData ExtensionData::FromData(
Source source, const sync_pb::ExtensionSpecifics& data) {
DcheckIsExtensionSpecificsValid(data);
ExtensionData extension_data;
extension_data.merged_data_ = extension_data.source_data_[source] = data;
DCHECK(AreExtensionSpecificsEqual(extension_data.merged_data(), data));
DCHECK(!extension_data.NeedsUpdate(source));
return extension_data;
}
ExtensionData::~ExtensionData() {}
const sync_pb::ExtensionSpecifics& ExtensionData::merged_data() const {
DcheckIsExtensionSpecificsValid(merged_data_);
return merged_data_;
}
bool ExtensionData::NeedsUpdate(Source source) const {
SourceDataMap::const_iterator it = source_data_.find(source);
return
(it == source_data_.end()) ||
!AreExtensionSpecificsEqual(it->second, merged_data_);
}
void ExtensionData::SetData(
Source source, bool merge_user_properties,
const sync_pb::ExtensionSpecifics& data) {
DcheckIsExtensionSpecificsValid(data);
source_data_[source] = data;
MergeExtensionSpecifics(data, merge_user_properties, &merged_data_);
DcheckIsExtensionSpecificsValid(merged_data_);
}
void ExtensionData::ResolveData(Source source) {
source_data_[source] = merged_data_;
DCHECK(!NeedsUpdate(source));
}
ExtensionData::ExtensionData() {}
} // namespace browser_sync
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