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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/sync/engine/loopback_server/persistent_tombstone_entity.h"
#include "base/logging.h"
#include "base/memory/ptr_util.h"
#include "components/sync/protocol/entity_specifics.pb.h"
#include "components/sync/protocol/loopback_server.pb.h"
#include "components/sync/protocol/sync_entity.pb.h"
using std::string;
using syncer::DataType;
namespace syncer {
PersistentTombstoneEntity::~PersistentTombstoneEntity() = default;
// static
std::unique_ptr<LoopbackServerEntity>
PersistentTombstoneEntity::CreateFromEntity(const sync_pb::SyncEntity& entity) {
return CreateNewInternal(entity.id_string(), entity.version(),
entity.client_tag_hash(), entity.collaboration());
}
// static
std::unique_ptr<LoopbackServerEntity> PersistentTombstoneEntity::CreateNew(
const std::string& id,
const std::string& client_tag_hash) {
return CreateNewInternal(id, 0, client_tag_hash,
sync_pb::SyncEntity::CollaborationMetadata());
}
// static
std::unique_ptr<LoopbackServerEntity>
PersistentTombstoneEntity::CreateNewShared(
const std::string& id,
const std::string& client_tag_hash,
const sync_pb::SyncEntity::CollaborationMetadata& collaboration_metadata) {
return CreateNewInternal(id, 0, client_tag_hash, collaboration_metadata);
}
// static
std::unique_ptr<LoopbackServerEntity>
PersistentTombstoneEntity::CreateNewInternal(
const std::string& id,
int64_t version,
const std::string& client_tag_hash,
const sync_pb::SyncEntity::CollaborationMetadata& collaboration_metadata) {
const DataType data_type = LoopbackServerEntity::GetDataTypeFromId(id);
if (data_type == syncer::UNSPECIFIED) {
DLOG(WARNING) << "Invalid ID was given: " << id;
return nullptr;
}
return base::WrapUnique(new PersistentTombstoneEntity(
id, version, data_type, client_tag_hash, collaboration_metadata));
}
PersistentTombstoneEntity::PersistentTombstoneEntity(
const string& id,
int64_t version,
const DataType& data_type,
const std::string& client_tag_hash,
const sync_pb::SyncEntity::CollaborationMetadata& collaboration_metadata)
: LoopbackServerEntity(id, data_type, version, string()),
client_tag_hash_(client_tag_hash),
collaboration_metadata_(collaboration_metadata) {
sync_pb::EntitySpecifics specifics;
AddDefaultFieldValue(data_type, &specifics);
SetSpecifics(specifics);
}
bool PersistentTombstoneEntity::RequiresParentId() const {
return false;
}
string PersistentTombstoneEntity::GetParentId() const {
return string();
}
void PersistentTombstoneEntity::SerializeAsProto(
sync_pb::SyncEntity* proto) const {
LoopbackServerEntity::SerializeBaseProtoFields(proto);
if (!client_tag_hash_.empty()) {
proto->set_client_tag_hash(client_tag_hash_);
}
if (collaboration_metadata_.has_collaboration_id()) {
*proto->mutable_collaboration() = collaboration_metadata_;
}
}
bool PersistentTombstoneEntity::IsDeleted() const {
return true;
}
sync_pb::LoopbackServerEntity_Type
PersistentTombstoneEntity::GetLoopbackServerEntityType() const {
return sync_pb::LoopbackServerEntity_Type_TOMBSTONE;
}
} // namespace syncer
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