Partitioning the market and creating the router

Main3.java

private Router partitionAndCreateRouter() {
    Map<String, ActorRef> kids = new HashMap<>();
    java.util.List<Routee> routees = new ArrayList<Routee>();
    int chunk = Constants.PRODUCT_IDS.length / NUM_KIDS;
    for (int i = 0, j = Constants.PRODUCT_IDS.length; i < j; i += chunk) {
        String[] temparray = Arrays.copyOfRange(Constants.PRODUCT_IDS, i, i + chunk);
        LOGGER.info("created engine for products " + temparray);
        ActorRef actor = getContext().actorOf(Props.create(EngineActor.class));
        getContext().watch(actor);
        routees.add(new ActorRefRoutee(actor));

        for (int k = 0; k < temparray.length; k++) {
            LOGGER.debug("mapping productId '" + temparray[k] + "' to engine " + i);
            kids.put(temparray[k], actor);
        }
        LOGGER.info("---started trading");
        actor.tell(EngineActor.RUN, ActorRef.noSender());
    }			
    Router router = new Router(new PartitioningRoutingLogic(kids), routees);
    return router;
}