}

        switch (strategy) {
        case ROUND_ROBIN:
            return selectRoundRobin(availableChannels);

        case LEAST_LOADED:
            return selectLeastLoaded(availableChannels);

        case WEIGHTED_RANDOM:
            return selectWeightedRandom(availableChannels);

        case AFFINITY_BASED:
            return selectWithAffinity(message, availableChannels);