daemon/src/net/FileConvergenceLayer.h

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/*
 * FileConvergenceLayer.h
 *
 *  Created on: 20.09.2011
 *      Author: morgenro
 */

#include "Component.h"
#include "net/ConvergenceLayer.h"
#include "core/Node.h"
#include "core/EventReceiver.h"
#include <ibrdtn/data/BundleList.h>
#include <ibrcommon/thread/Mutex.h>
#include <ibrcommon/thread/Queue.h>

#ifndef FILECONVERGENCELAYER_H_
#define FILECONVERGENCELAYER_H_

namespace dtn
{
        namespace net
        {

                class FileConvergenceLayer : public dtn::net::ConvergenceLayer, public dtn::daemon::IndependentComponent, public dtn::core::EventReceiver
                {
                public:
                        FileConvergenceLayer();
                        virtual ~FileConvergenceLayer();

                        void raiseEvent(const dtn::core::Event *evt);

                        dtn::core::Node::Protocol getDiscoveryProtocol() const;

                        void open(const dtn::core::Node&);
                        void queue(const dtn::core::Node &n, const ConvergenceLayer::Job &job);

                        const std::string getName() const;

                protected:
                        void componentUp();
                        void componentRun();
                        void componentDown();

                        void __cancellation();

                private:
                        class Task
                        {
                        public:
                                enum Action
                                {
                                        TASK_LOAD,
                                        TASK_STORE
                                };

                                Task(Action a, const dtn::core::Node &n);
                                virtual ~Task();

                                const Action action;
                                const dtn::core::Node node;
                        };

                        class StoreBundleTask : public Task
                        {
                        public:
                                StoreBundleTask(const dtn::core::Node &n, const ConvergenceLayer::Job &j);
                                virtual ~StoreBundleTask();

                                const ConvergenceLayer::Job job;
                        };

                        void replyHandshake(const dtn::data::Bundle &bundle, std::list<dtn::data::MetaBundle>&);

                        ibrcommon::Mutex _blacklist_mutex;
                        dtn::data::BundleList _blacklist;
                        ibrcommon::Queue<Task*> _tasks;

                        static ibrcommon::File getPath(const dtn::core::Node&);
                        static std::list<dtn::data::MetaBundle> scan(const ibrcommon::File &path);
                        static void load(const dtn::core::Node&);

                };

        } /* namespace net */
} /* namespace dtn */
#endif /* FILECONVERGENCELAYER_H_ */