ConfigurationPersistenceManager.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 CONFIGURATIONPERSISTENCEMANAGER_HPP_
#define CONFIGURATIONPERSISTENCEMANAGER_HPP_

#include "kaa/configuration/storage/IConfigurationPersistenceManager.hpp"

#include <boost/thread/mutex.hpp>
#include "kaa/configuration/IConfigurationProcessor.hpp"

namespace kaa {

class ConfigurationPersistenceManager : public IConfigurationPersistenceManager {
public:
    ConfigurationPersistenceManager()
        : storage_(NULL)
        , processor_(NULL)
        , ignoreConfigurationUpdate_(false)
    {}
    ~ConfigurationPersistenceManager() {}

    void setConfigurationStorage(IConfigurationStorage *storage);

    void onConfigurationUpdated(const ICommonRecord &configuration);

    void onSchemaUpdated(boost::shared_ptr<avro::ValidSchema> schema);

    EndpointObjectHash getConfigurationHash();

    void setConfigurationProcessor(IConfigurationProcessor *processor);
private:
    typedef boost::mutex                    mutex_type;
    typedef boost::unique_lock<mutex_type>  lock_type;

    void readStoredConfiugration();

    mutex_type                              schemaGuard_;
    mutex_type                              confPersistenceGuard_;

    IConfigurationStorage *                 storage_;
    IConfigurationProcessor *               processor_;

    boost::shared_ptr<avro::ValidSchema>    schema_;
    EndpointObjectHash                      configurationHash_;
    bool                                    ignoreConfigurationUpdate_;
};

}  // namespace kaa


#endif /* CONFIGURATIONPERSISTENCEMANAGER_HPP_ */