ConfigurationManager.hpp

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/*
 * Copyright 2014 CyberVision, Inc.
 *
 * 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 CONFIGURATION_MANAGER_HPP_
#define CONFIGURATION_MANAGER_HPP_

#include "kaa/configuration/IGenericDeltaReceiver.hpp"
#include "kaa/configuration/IConfigurationProcessedObserver.hpp"
#include "kaa/configuration/manager/IConfigurationManager.hpp"
#include "kaa/observer/KaaObservable.hpp"

#include <memory>

namespace kaa {

class ConfigurationManager : public IConfigurationManager,
                             public IConfigurationProcessedObserver,
                             public IGenericDeltaReceiver {
public:
    ConfigurationManager() {}
    ~ConfigurationManager() {}

    void onDeltaReceived(int index, const KaaRootConfiguration& datum, bool fullResync);

    void subscribeForConfigurationChanges(IConfigurationReceiver &receiver);
    void unsubscribeFromConfigurationChanges(IConfigurationReceiver &receiver);
    const KaaRootConfiguration& getConfiguration();

    void onConfigurationProcessed();

private:
    KaaRootConfiguration root_;

    KAA_MUTEX_DECLARE(configurationGuard_);
    KaaObservable<void (const KaaRootConfiguration &), IConfigurationReceiver *> configurationReceivers_;
};

}  // namespace kaa

#endif /* CONFIGURATION_MANAGER_HPP_ */