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// Copyright 2013 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 REMOTING_PROTOCOL_PAIRING_REGISTRY_DELEGATE_LINUX_H_
#define REMOTING_PROTOCOL_PAIRING_REGISTRY_DELEGATE_LINUX_H_
#include "remoting/protocol/pairing_registry.h"
#include "base/files/file_path.h"
#include "base/memory/weak_ptr.h"
namespace base {
class ListValue;
class TaskRunner;
} // namespace base
namespace remoting {
class PairingRegistryDelegateLinux
: public protocol::PairingRegistry::Delegate {
public:
explicit PairingRegistryDelegateLinux(
scoped_refptr<base::TaskRunner> task_runner);
virtual ~PairingRegistryDelegateLinux();
// PairingRegistry::Delegate interface
virtual void Save(
const std::string& pairings_json,
const protocol::PairingRegistry::SaveCallback& callback) OVERRIDE;
virtual void Load(
const protocol::PairingRegistry::LoadCallback& callback) OVERRIDE;
private:
FRIEND_TEST_ALL_PREFIXES(PairingRegistryDelegateLinuxTest, SaveAndLoad);
// Blocking helper methods run using the TaskRunner passed to the ctor.
void DoSave(const std::string& pairings_json,
const protocol::PairingRegistry::SaveCallback& callback);
void DoLoad(const protocol::PairingRegistry::LoadCallback& callback);
// Run the delegate callbacks on their original thread.
static void RunSaveCallbackOnThread(
scoped_refptr<base::TaskRunner> task_runner,
const protocol::PairingRegistry::SaveCallback& callback,
bool success);
static void RunLoadCallbackOnThread(
scoped_refptr<base::TaskRunner> task_runner,
const protocol::PairingRegistry::LoadCallback& callback,
const std::string& pairings_json);
// Helper methods to load and save the pairing registry.
protocol::PairingRegistry::PairedClients LoadPairings();
void SavePairings(
const protocol::PairingRegistry::PairedClients& paired_clients);
// Return the path to the file to use for loading and saving paired clients.
base::FilePath GetRegistryFilePath();
// For testing purposes, set the path returned by |GetRegistryFilePath|.
void SetFilenameForTesting(const base::FilePath &filename);
scoped_refptr<base::TaskRunner> task_runner_;
base::FilePath filename_for_testing_;
base::WeakPtrFactory<PairingRegistryDelegateLinux> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(PairingRegistryDelegateLinux);
};
} // namespace remoting
#endif // REMOTING_PROTOCOL_PAIRING_REGISTRY_DELEGATE_LINUX_H_
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