Examples of testsuite.clusterj.model.Order

testsuite.clusterj.model.Order
r id cint INT, // customer id clong BIGINT, cfloat FLOAT, cdouble DOUBLE, // total value cstring VARCHAR(100), // description CONSTRAINT PK_A_0 PRIMARY KEY (id) ) ENGINE=ndbcluster DEFAULT CHARSET=latin1;

     */
    public void createOrder(Session session, Random random) {
        session.currentTransaction().begin();
        // get an order number
        int orderid = getNextOrderId();
        Order order = session.newInstance(Order.class);
        order.setId(orderid);
        // get a random customer number
        int customerId = random .nextInt(nextCustomerId);
        order.setCustomerId(customerId);
        order.setDescription("Order " + orderid + " for Customer " + customerId);
        Double orderValue = 0.0d;
        // now create some order lines
        int numberOfOrderLines = random.nextInt(maximumOrderLinesPerOrder);
        for (int i = 0; i < numberOfOrderLines; ++i) {
            int orderLineNumber = getNextOrderLineId();
            OrderLine orderLine = session.newInstance(OrderLine.class);
            orderLine.setId(orderLineNumber);
            orderLine.setOrderId(orderid);
            long quantity = random.nextInt(maximumQuantityPerOrderLine);
            orderLine.setQuantity(quantity);
            float unitPrice = ((float)random.nextInt(maximumUnitPrice)) / 4;
            orderLine.setUnitPrice(unitPrice);
            double orderLineValue = unitPrice * quantity;
            orderValue += orderLineValue;
            if (getDebug()) System.out.println("For order " + orderid + " orderline " + orderLineNumber + 
                    " order line value " + orderLineValue + " order value " + orderValue);
            orderLine.setTotalValue(orderLineValue);
            addOrderLine(orderLine);
            session.persist(orderLine);
        }
        order.setValue(orderValue);
        session.persist(order);
        session.currentTransaction().commit();
        addOrder(order);
    }

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     * @param random a random number generator
     * @param query 
     */
    public void updateOrder(Session session, Random random, Query<OrderLine> query) {
        session.currentTransaction().begin();
        Order order = null;
        // pick an order to update; prevent anyone else from updating the same order
        order = removeOrderFromOrdersCollection(random);
        if (order == null) {
            return;
        }
        int orderId = order.getId();
        // replace order with its persistent representation
        order = session.find(Order.class, orderId);
        List<OrderLine> orderLines = getOrderLines(session, query, orderId);
        int numberOfOrderLines = orderLines.size();
        OrderLine orderLine = null;
        double orderValue = order.getValue();
        if (numberOfOrderLines > 0) {
            int index = random.nextInt(numberOfOrderLines);
            orderLine = orderLines.get(index);
            orderValue -= orderLine.getTotalValue();
            updateOrderLine(orderLine, random);
            orderValue += orderLine.getTotalValue();
        }
        order.setValue(orderValue);
        session.updatePersistent(orderLine);
        session.updatePersistent(order);
        session.currentTransaction().commit();
        // put order back now that we're done updating it
        addOrder(order);

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     * @param random a random number generator
     * @param query the query instance to query for OrderLines by OrderId
     */
    public void deleteOrder(Session session, Random random, Query<OrderLine> query) {
        session.currentTransaction().begin();
        Order order = null;
        // pick an order to delete
        order = removeOrderFromOrdersCollection(random);
        if (order == null) {
            return;
        }
        int orderId = order.getId();
        List<OrderLine> orderLines = getOrderLines(session, query, orderId);
        removeOrderLinesFromOrderLinesCollection(orderLines);
        session.deletePersistentAll(orderLines);
        session.deletePersistent(order);
        session.currentTransaction().commit();

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Related Classes of testsuite.clusterj.model.Order

testsuite.clusterj.MultithreadedTest

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