it_bus/transaction_system.h

#ifndef IT_BUS_TRANSACTION_SYSTEM_
#define IT_BUS_TRANSACTION_SYSTEM_
//
//      Copyright (c) 2005 IONA Technologies PLC. All Rights Reserved.
//
#include <it_bus/api_defines.h>
#include <it_bus/var.h>
#include <it_bus/ref_counted_base.h>
#include <it_bus/types.h>
#ifndef IT_MINIMISE_INCLUDES
#include <it_bus/transaction_manager.h>
#endif

namespace IT_Bus
{
    class TransactionParticipant;
    class TransactionManager;

    class IT_BUS_API TransactionSystem : public virtual RefCountedBase
    {
      public:
        virtual ~TransactionSystem();

        virtual void
        begin_transaction() throw((Exception)) = 0;

        virtual Boolean
        commit_transaction(
            Boolean report_heuristics
        ) throw((Exception)) = 0;

        virtual void
        rollback_transaction() throw((Exception)) = 0;

        virtual TransactionManager&
        get_transaction_manager(
            const String&   tx_manager_type = DEFAULT_TRANSACTION_TYPE
        ) throw((Exception)) = 0;

        virtual Boolean
        within_transaction() = 0;

        virtual TransactionParticipant*
        get_interposition_participant()=0;

        static const String        DEFAULT_TRANSACTION_TYPE;
        static const String        WSAT_TRANSACTION_TYPE;
        static const String        OTS_TRANSACTION_TYPE;
        static const String        XA_TRANSACTION_TYPE;

      protected:
        // protect against inappropiate construction
        TransactionSystem();

      private:
        TransactionSystem(const TransactionSystem&);
        TransactionSystem& operator=(const TransactionSystem&);
    };
    typedef Var<TransactionSystem> TransactionSystem_var;
    typedef TransactionSystem* TransactionSystem_ptr;
}

#endif 

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