daemon/src/api/ApiServer.h

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/*
 * ApiServer.h
 *
 *  Created on: 24.06.2009
 *      Author: morgenro
 */

#ifndef APISERVER_H_
#define APISERVER_H_

#include "Component.h"
#include "api/ClientHandler.h"
#include "ibrcommon/net/tcpserver.h"
#include <ibrcommon/net/vinterface.h>
#include <ibrdtn/data/MetaBundle.h>
#include <ibrcommon/thread/Queue.h>

#include <queue>
#include <list>

namespace dtn
{
        namespace api
        {
                class ApiServer : public dtn::daemon::IndependentComponent, public ApiServerInterface
                {
                public:
                        ApiServer(const ibrcommon::File &socket);
                        ApiServer(const ibrcommon::vinterface &net, int port = 4550);
                        virtual ~ApiServer();

                        virtual const std::string getName() const;

                protected:
                        bool __cancellation();
                        void shutdown();

                        virtual void connectionUp(ClientHandler *conn);
                        virtual void connectionDown(ClientHandler *conn);

                        void componentUp();
                        void componentRun();
                        void componentDown();

                private:
                        class Task
                        {
                        public:
                                virtual ~Task() {};
                        };

                        class ProcessBundleTask : public Task
                        {
                        public:
                                ProcessBundleTask(const dtn::data::MetaBundle&);
                                virtual ~ProcessBundleTask();
                                const dtn::data::MetaBundle bundle;
                        };

                        class TransferBundleTask : public Task
                        {
                        public:
                                TransferBundleTask(const dtn::data::BundleID&, const size_t id);
                                virtual ~TransferBundleTask();
                                const dtn::data::BundleID bundle;
                                const size_t id;
                        };

                        class QueryBundleTask : public Task
                        {
                        public:
                                QueryBundleTask(const size_t id);
                                virtual ~QueryBundleTask();
                                const size_t id;
                        };

                        class RemoveBundleTask : public Task
                        {
                        public:
                                RemoveBundleTask(const dtn::data::BundleID&);
                                virtual ~RemoveBundleTask();
                                const dtn::data::BundleID bundle;
                        };

                        class Distributor : public ibrcommon::JoinableThread, public dtn::core::EventReceiver
                        {
                        public:
                                Distributor();
                                virtual ~Distributor();

                                void add(ClientHandler *obj);
                                void remove(ClientHandler *obj);
                                void shutdown();

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

                                ibrcommon::Conditional _connections_cond;
                                std::list<ClientHandler*> _connections;

                        protected:
                                void run();

                                bool __cancellation();

                                ibrcommon::Queue<ApiServer::Task*> _tasks;

                        private:
                                void closeAll();
                        };

                        ibrcommon::tcpserver _tcpsrv;
                        Distributor _dist;

                        size_t _next_connection_id;
                };
        }
}

#endif /* APISERVER_H_ */