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// Copyright 2012 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.
#ifndef IOS_NET_COOKIES_COOKIE_CREATION_TIME_MANAGER_H_
#define IOS_NET_COOKIES_COOKIE_CREATION_TIME_MANAGER_H_
#include <set>
#include "base/containers/hash_tables.h"
#include "base/threading/thread_checker.h"
#include "base/time/time.h"
@class NSHTTPCookie;
namespace net {
// The CookieCreationTimeManager allows to get and set the creation time of a
// NSHTTPCookie.
// Creation time data is stored either in the cookie properties (when the cookie
// is created by the system) or in |creation_times_| (when the cookie is created
// by CookieStoreIOS). When both are available, |creation_times_| is used,
// because the cookie property only has a one second precision.
class CookieCreationTimeManager {
public:
CookieCreationTimeManager();
~CookieCreationTimeManager();
// Sets the creation time for |cookie|.
// |creation_time| must be unique (not used by another cookie).
void SetCreationTime(NSHTTPCookie* cookie, const base::Time& creation_time);
// Creates a unique creation time (to be used in SetCreationTime()) that is
// as close as possible to |creation_time|.
base::Time MakeUniqueCreationTime(const base::Time& creation_time);
// Gets the creation time for |cookie|.
base::Time GetCreationTime(NSHTTPCookie* cookie);
// Deletes the creation time for |cookie|.
void DeleteCreationTime(NSHTTPCookie* cookie);
// Clears all the creation times.
void Clear();
private:
base::hash_map<std::string, base::Time> creation_times_;
std::set<base::Time> unique_times_;
base::ThreadChecker thread_checker_;
};
} // namespace net
#endif // IOS_NET_COOKIES_COOKIE_CREATION_TIME_MANAGER_H_
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