Remove Subscription Service

@EJB private CRMProcessSubscriptionServiceRemoveBean processSubscriptionServiceRemoveBean;    
    
public CRMDOSubscriptionAction removeService(CRMDOSubscription subscription,ArrayList<CRMDOProduct> products){
    
    //create the subscription service remove data object
    SubscriptionServiceRemove subscriptionServiceRemove = processSubscriptionServiceRemoveBean.constructSubscriptionServiceRemove(subscription);
    //The applicable classification for that action are:REGRET_SERVICE,CANCEL_SERVICE,UNDO_ADD_SERVICE
    //the list of the products that will be removed from the subscription
    Set<SubscriptionActionProduct> servicesToBeProcessed = new HashSet<SubscriptionActionProduct>();
    
    for (int i=0;i<products.size();i++)
    {
        CRMDOProduct product =(CRMDOProduct)products.get(i);
        //create a new subscription action product data object where you will define the product that will be removed by the action
        SubscriptionActionProduct subscriptionActionProduct =new SubscriptionActionProduct();
        //load the related subscription service 
        CRMDOSubscriptionService subscriptionService = subscriptionServiceBean.load(subscription, product);
        
        subscriptionActionProduct.setIsDeleted(new Integer(0));
        subscriptionActionProduct.setProduct(product);
        subscriptionActionProduct.setSubService(subscriptionService);
        subscriptionActionProduct.setIsSelected(new Integer(1));
            
        servicesToBeProcessed.add(subscriptionActionProduct);
    }
    
    subscriptionServiceRemove.setServicesToBeProcessed(servicesToBeProcessed);
    
    //submit the subscription service remove data object in order to remove the product from subscription 

    //the subscription action data object is the object which contains all the information about the action you perform on the subscription
    CRMDOSubscriptionAction subscriptionAction = processSubscriptionServiceRemoveBean.submit(subscriptionServiceRemove);
    return subscriptionAction;
}