Package org.apache.aries.samples.ariestrader.entities

Examples of org.apache.aries.samples.ariestrader.entities.QuoteDataBeanImpl

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                Log.trace("TradeJpaCm:buy", userID, symbol, quantity, orderProcessingMode);

            AccountProfileDataBeanImpl profile = entityManager.find(AccountProfileDataBeanImpl.class, userID);
            AccountDataBean account = profile.getAccount();

            QuoteDataBeanImpl quote = entityManager.find(QuoteDataBeanImpl.class, symbol);

            HoldingDataBeanImpl holding = null; // The holding will be created by this buy order

            order = createOrder( account, (QuoteDataBean) quote, (HoldingDataBean) holding, "buy", quantity);

            // order = createOrder(account, quote, holding, "buy", quantity);
            // UPDATE - account should be credited during completeOrder

            BigDecimal price = quote.getPrice();
            BigDecimal orderFee = order.getOrderFee();
            BigDecimal balance = account.getBalance();
            total = (new BigDecimal(quantity).multiply(price)).add(orderFee);
            account.setBalance(balance.subtract(total));
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    }

    public QuoteDataBean createQuote(String symbol, String companyName, BigDecimal price) throws Exception {

        try {
            QuoteDataBeanImpl quote = new QuoteDataBeanImpl(symbol, companyName, 0, price, price, price, price, 0);
            entityManager.persist(quote);

            if (Log.doTrace())
                Log.trace("TradeJpaCm:createQuote-->" + quote);
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    public QuoteDataBean getQuote(String symbol) {
        if (Log.doTrace())
            Log.trace("TradeJpaCm:getQuote", symbol);

        QuoteDataBeanImpl qdb = entityManager.find(QuoteDataBeanImpl.class, symbol);

        return qdb;
    }
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        return query.getResultList();
    }

    public QuoteDataBean updateQuotePriceVolume(String symbol, BigDecimal changeFactor, double sharesTraded) throws Exception {
        if (!TradeConfig.getUpdateQuotePrices()) {
            return new QuoteDataBeanImpl();
        }

        if (Log.doTrace())
            Log.trace("TradeJpaCm:updateQuote", symbol, changeFactor);

        /*
         * Add logic to determine JPA layer, because JBoss5' Hibernate 3.3.1GA
         * DB2Dialect and MySQL5Dialect do not work with annotated query
         * "quoteejb.quoteForUpdate" defined in QuoteDataBeanImpl
         */
        QuoteDataBeanImpl quote = null;
        if (TradeConfig.jpaLayer == TradeConfig.HIBERNATE) {
            quote = entityManager.find(QuoteDataBeanImpl.class, symbol);
        } else if (TradeConfig.jpaLayer == TradeConfig.OPENJPA) {
 
            Query q = entityManager.createNamedQuery("quoteejb.quoteForUpdate");
            q.setParameter(1, symbol);
 
            quote = (QuoteDataBeanImpl) q.getSingleResult();
        }

        BigDecimal oldPrice = quote.getPrice();

        if (quote.getPrice().equals(TradeConfig.PENNY_STOCK_PRICE)) {
            changeFactor = TradeConfig.PENNY_STOCK_RECOVERY_MIRACLE_MULTIPLIER;
        }

        BigDecimal newPrice = changeFactor.multiply(oldPrice).setScale(2, BigDecimal.ROUND_HALF_UP);

        quote.setPrice(newPrice);
        quote.setVolume(quote.getVolume() + sharesTraded);
        quote.setChange((newPrice.subtract(quote.getOpen()).doubleValue()));
        if (newPrice.compareTo(quote.getHigh()) == 1) quote.setHigh(newPrice);
        else if (newPrice.compareTo(quote.getLow()) == -1) quote.setLow(newPrice);

        entityManager.merge(quote);

        this.publishQuotePriceChange(quote, oldPrice, changeFactor, sharesTraded);

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            entityManager.getTransaction().begin();

            AccountProfileDataBeanImpl profile = entityManager.find(AccountProfileDataBeanImpl.class, userID);
            AccountDataBean account = profile.getAccount();

            QuoteDataBeanImpl quote = entityManager.find(QuoteDataBeanImpl.class, symbol);

            HoldingDataBeanImpl holding = null; // The holding will be created by this buy order

            order = createOrder( account, (QuoteDataBean) quote, (HoldingDataBean) holding, "buy", quantity, entityManager);

            // order = createOrder(account, quote, holding, "buy", quantity);
            // UPDATE - account should be credited during completeOrder

            BigDecimal price = quote.getPrice();
            BigDecimal orderFee = order.getOrderFee();
            BigDecimal balance = account.getBalance();
            total = (new BigDecimal(quantity).multiply(price)).add(orderFee);
            account.setBalance(balance.subtract(total));
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    public QuoteDataBean createQuote(String symbol, String companyName, BigDecimal price) {

        EntityManager entityManager = emf.createEntityManager();
        try {
            QuoteDataBeanImpl quote = new QuoteDataBeanImpl(symbol, companyName, 0, price, price, price, price, 0);
            /*
             * managed transaction
             */
            try {
                entityManager.getTransaction().begin();
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    public QuoteDataBean getQuote(String symbol) {
        if (Log.doTrace())
            Log.trace("TradeJpaAm:getQuote", symbol);
        EntityManager entityManager = emf.createEntityManager();

        QuoteDataBeanImpl qdb = entityManager.find(QuoteDataBeanImpl.class, symbol);

        if (entityManager != null) {
            entityManager.close();
            entityManager = null;
        }
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    }

    public QuoteDataBean updateQuotePriceVolume(String symbol,
                                                BigDecimal changeFactor, double sharesTraded) {
        if (!TradeConfig.getUpdateQuotePrices()) {
            return new QuoteDataBeanImpl();
        }

        if (Log.doTrace())
            Log.trace("TradeJpaAm:updateQuote", symbol, changeFactor);

        /*
         * Add logic to determine JPA layer, because JBoss5' Hibernate 3.3.1GA
         * DB2Dialect and MySQL5Dialect do not work with annotated query
         * "quoteejb.quoteForUpdate" defined in QuoteDataBeanImpl
         */
        EntityManager entityManager = emf.createEntityManager();
        QuoteDataBeanImpl quote = null;
        if (TradeConfig.jpaLayer == TradeConfig.HIBERNATE) {
            quote = entityManager.find(QuoteDataBeanImpl.class, symbol);
        } else if (TradeConfig.jpaLayer == TradeConfig.OPENJPA) {
 
            Query q = entityManager.createNamedQuery("quoteejb.quoteForUpdate");
            q.setParameter(1, symbol);
 
            quote = (QuoteDataBeanImpl) q.getSingleResult();
        }

        BigDecimal oldPrice = quote.getPrice();

        if (quote.getPrice().equals(TradeConfig.PENNY_STOCK_PRICE)) {
            changeFactor = TradeConfig.PENNY_STOCK_RECOVERY_MIRACLE_MULTIPLIER;
        }

        BigDecimal newPrice = changeFactor.multiply(oldPrice).setScale(2, BigDecimal.ROUND_HALF_UP);

        /*
         * managed transaction
         */

        try {

            quote.setPrice(newPrice);
            quote.setVolume(quote.getVolume() + sharesTraded);
            quote.setChange((newPrice.subtract(quote.getOpen()).doubleValue()));
            if (newPrice.compareTo(quote.getHigh()) == 1) quote.setHigh(newPrice);
            else if (newPrice.compareTo(quote.getLow()) == -1) quote.setLow(newPrice);

            entityManager.getTransaction().begin();
            entityManager.merge(quote);
            entityManager.getTransaction().commit();
        }
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Related Classes of org.apache.aries.samples.ariestrader.entities.QuoteDataBeanImpl

  • org.apache.aries.samples.ariestrader.persist.jpa.am.TradeJpaAm
  • org.apache.aries.samples.ariestrader.persist.jpa.cm.TradeJpaCm
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