| // Copyright (c) 2014 The Chromium OS 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 CHROMEOS_PLATFORM_UPDATE_ENGINE_POLICY_MANAGER_STATE_H_ |
| #define CHROMEOS_PLATFORM_UPDATE_ENGINE_POLICY_MANAGER_STATE_H_ |
| |
| #include "update_engine/policy_manager/random_provider.h" |
| #include "update_engine/policy_manager/shill_provider.h" |
| |
| namespace chromeos_policy_manager { |
| |
| // The State class is an interface to the ensemble of providers. This class |
| // gives visibility of the state providers to policy implementations. |
| class State { |
| public: |
| virtual ~State() {} |
| |
| // Initializes the State instance. Returns whether the initialization |
| // succeeded. |
| bool Init() { |
| return (random_provider_ && random_provider_->Init() && |
| shill_provider_ && shill_provider_->Init()); |
| } |
| |
| // These functions return the given provider. |
| RandomProvider* random_provider() { return random_provider_.get(); } |
| ShillProvider* shill_provider() { return shill_provider_.get(); } |
| |
| protected: |
| // Initialize the private scoped_ptr for each provider. |
| void set_random_provider(RandomProvider* random_provider) { |
| return random_provider_.reset(random_provider); |
| } |
| |
| void set_shill_provider(ShillProvider* shill_provider) { |
| return shill_provider_.reset(shill_provider); |
| } |
| |
| private: |
| // Instances of the providers. |
| scoped_ptr<RandomProvider> random_provider_; |
| scoped_ptr<ShillProvider> shill_provider_; |
| }; |
| |
| } // namespace chromeos_policy_manager |
| |
| #endif // CHROMEOS_PLATFORM_UPDATE_ENGINE_POLICY_MANAGER_STATE_H_ |