コード例 #1
0
    inline saga::task
    dispatch_async (proxy * prxy, 
                    TR1::shared_ptr <adaptor_selector_state> state,
                    void       (Base::*sync_)  (RetVal &, BOOST_PP_ENUM_PARAMS (K, FuncArg)),
                    saga::task (Base::*async_) (          BOOST_PP_ENUM_PARAMS (K, FuncArg)),
                    BOOST_PP_ENUM_BINARY_PARAMS (K, Arg, const & arg),
                    bool       (Base::*prep_)  (RetVal &, BOOST_PP_ENUM_PARAMS(K, FuncArg), saga::uuid) = NULL)
    {
        typedef void       (Base::*sync_func )(RetVal&, BOOST_PP_ENUM_PARAMS(K, FuncArg));
        typedef saga::task (Base::*async_func)(         BOOST_PP_ENUM_PARAMS(K, FuncArg));
        typedef bool       (Base::*prep_func )(RetVal&, BOOST_PP_ENUM_PARAMS(K, FuncArg), saga::uuid);

        void       (Base::*sync )() = NULL;
        saga::task (Base::*async)() = NULL;
        bool       (Base::*prep )() = NULL;

        run_mode mode = Unknown;
        TR1::shared_ptr<Base> c (
            state->get_next_cpi (mode, &sync, &async, &prep));

//      BOOST_ASSERT(NULL == sync  || (sync_func)  sync  == sync_ );
//      BOOST_ASSERT(NULL == async || (async_func) async == async_);
//      BOOST_ASSERT(NULL == prep  || (prep_func)  prep  == prep_ );

        switch (mode) {
        case Async_Sync:
            BOOST_ASSERT(sync);
            return async_sync(prxy, c, state, (sync_func)sync, 
                BOOST_PP_ENUM_PARAMS(K, arg), (prep_func)prep);

        case Async_Async:
            BOOST_ASSERT(async);
            return async_async(c, state, (async_func)async, 
                BOOST_PP_ENUM_PARAMS(K, arg));

        case Sync_Sync:
        case Sync_Async:
            BOOST_ASSERT(false);
            break;

        default:
            break;
        }

        // no adaptor found  (Invalid mode)!
        SAGA_THROW_VERBATIM(c.get(),
                            std::string ("No adaptor implements method: ") + state->get_op_name(),
                            adaptors::NoAdaptor);

        // this makes some compilers happy, but will never be called in fact
        // (didn't you see the throw above?)
        return saga::task(saga::task_base::Done);
    }
コード例 #2
0
    inline saga::task
    async_sync (proxy * prxy, 
                TR1::shared_ptr <Cpi> cpi, 
                TR1::shared_ptr <adaptor_selector_state> state,
                void (Base::*sync) (RetVal&, BOOST_PP_ENUM_PARAMS (K, FuncArg)),
                BOOST_PP_ENUM_BINARY_PARAMS (K, Arg, const& arg),
                bool (Base::*prep) (RetVal&, BOOST_PP_ENUM_PARAMS (K, FuncArg), saga::uuid))
    {
        saga::adaptors::task t(state->get_op_name(), cpi, prxy, sync, 
                               BOOST_PP_ENUM_PARAMS(K, arg), prep);

        detail::set_selector_state(t, state);
        
        return t;
    }