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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/android/backup/dict_pref_backup_serializer.h"
#include <optional>
#include <string>
#include <utility>
#include "base/android/jni_string.h"
#include "base/check.h"
#include "base/json/json_reader.h"
#include "base/json/json_writer.h"
#include "base/values.h"
#include "components/prefs/android/pref_service_android.h"
#include "components/prefs/pref_service.h"
// Must come after all headers that specialize FromJniType() / ToJniType().
#include "chrome/android/chrome_jni_headers/DictPrefBackupSerializer_jni.h"
std::string JNI_DictPrefBackupSerializer_GetSerializedDict(
JNIEnv* env,
PrefService* pref_service,
std::string& pref_name) {
return dict_pref_backup_serializer::GetSerializedDict(pref_service,
pref_name);
}
void JNI_DictPrefBackupSerializer_SetDict(JNIEnv* env,
PrefService* pref_service,
std::string& pref_name,
std::string& serialized_dict) {
dict_pref_backup_serializer::SetDict(pref_service, pref_name,
serialized_dict);
}
namespace dict_pref_backup_serializer {
std::string GetSerializedDict(PrefService* pref_service,
const std::string& pref_name) {
std::optional<std::string> serializer_result =
base::WriteJson(pref_service->GetDict(pref_name));
CHECK(serializer_result);
return *serializer_result;
}
void SetDict(PrefService* pref_service,
const std::string& pref_name,
const std::string& serialized_dict) {
std::optional<base::Value::Dict> dict =
base::JSONReader::ReadDict(serialized_dict);
if (!dict) {
// This should only happen if there was a bug when backing up the data, or
// if data was corrupted. It's not appropriate to crash for the latter, so
// just no-op.
return;
}
pref_service->SetDict(pref_name, *std::move(dict));
}
} // namespace dict_pref_backup_serializer
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