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/*
* Copyright 2016 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef COBALT_STORAGE_UPGRADE_UPGRADE_READER_H_
#define COBALT_STORAGE_UPGRADE_UPGRADE_READER_H_
#include <string>
#include <vector>
#include "base/values.h"
#include "net/cookies/canonical_cookie.h"
namespace cobalt {
namespace storage {
namespace upgrade {
// Class description goes here.
class UpgradeReader {
public:
struct LocalStorageEntry {
LocalStorageEntry(const std::string& key, const std::string& value)
: key(key), value(value) {}
std::string key;
std::string value;
};
// Parse |data| in JSON-encoded legacy save data upgrade format.
UpgradeReader(const char* data, int size);
// The number of valid cookies found in the parsed data. May be zero.
int GetNumCookies() const;
// The number of valid local storage entries found in the parsed data. May be
// zero.
int GetNumLocalStorageEntries() const;
// Get one of the cookies found in the parsed data, specified by |index|
// between 0 and |GetNumCookies| - 1. If the cookie doesn't exist, return
// NULL.
const net::CanonicalCookie* GetCookie(int index) const;
// Get one of the local storage entries found in the parsed data, specified
// by |index| between 0 and |GetNumLocalStorageEntries| - 1. If the local
// storage entry doesn't exist, return NULL.
const LocalStorageEntry* GetLocalStorageEntry(int index) const;
private:
// Process the parsed values and populate |cookies_| and
// |local_storage_entries_|.
void ProcessValues(const base::DictionaryValue* dictionary);
// Add an entry to |cookies_| if |cookie| encodes a valid cookie.
void AddCookieIfValid(const base::DictionaryValue* cookie);
// Add an entry to |local_storage_entries_| if |local_storage_entry| encodes a
// valid local storage entry.
void AddLocalStorageEntryIfValid(
const base::DictionaryValue* local_storage_entry);
std::vector<net::CanonicalCookie> cookies_;
std::vector<LocalStorageEntry> local_storage_entries_;
};
} // namespace upgrade
} // namespace storage
} // namespace cobalt
#endif // COBALT_STORAGE_UPGRADE_UPGRADE_READER_H_