Package com.sun.bookstore3.database

Examples of com.sun.bookstore3.database.BookDBAO

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        context.setAttribute("hitCounter", counter);
        counter = new Counter();
        context.setAttribute("orderCounter", counter);

        try {
            BookDBAO bookDB = new BookDBAO(emf);
            context.setAttribute("bookDB", bookDB);
        } catch (Exception ex) {
            System.out.println(
                    "Couldn't create bookstore database bean: "
                    + ex.getMessage());
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    public void contextDestroyed(ServletContextEvent event) {
        context = event.getServletContext();
        context.removeAttribute("hitCounter");
        context.removeAttribute("orderCounter");

        BookDBAO bookDB = (BookDBAO) context.getAttribute("bookDB");

        if (bookDB != null) {
            bookDB.remove();
        }

        context.removeAttribute("bookDB");
    }
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    public void contextInitialized(ServletContextEvent event) {
        context = event.getServletContext();

        try {
            BookDBAO bookDBAO = new BookDBAO(emf);
            context.setAttribute("bookDBAO", bookDBAO);
        } catch (Exception ex) {
            System.out.println(
                    "Couldn't create bookstore database bean: "
                    + ex.getMessage());
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    }

    public void contextDestroyed(ServletContextEvent event) {
        context = event.getServletContext();

        BookDBAO bookDBAO = (BookDBAO) context.getAttribute("bookDBAO");

        if (bookDBAO != null) {
            bookDBAO.remove();
        }

        context.removeAttribute("bookDBAO");
    }
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        HttpServletRequest request,
        HttpServletResponse response) {
        String bookId = null;
        String clear = null;
        Book book = null;
        BookDBAO bookDBAO = (BookDBAO) getServletContext()
                                           .getAttribute("bookDBAO");
        HttpSession session = request.getSession();
        String selectedScreen = request.getServletPath();

        ShoppingCart cart = (ShoppingCart) session.getAttribute("cart");

        if (cart == null) {
            cart = new ShoppingCart();
            session.setAttribute("cart", cart);
        }

        if (selectedScreen.equals("/books/bookcatalog")) {
            bookId = request.getParameter("Add");

            if (!bookId.equals("")) {
                try {
                    book = bookDBAO.getBook(bookId);
                    cart.add(bookId, book);
                } catch (BookNotFoundException ex) {
                    // not possible
                }
            }
        } else if (selectedScreen.equals("/books/bookshowcart")) {
            bookId = request.getParameter("Remove");

            if (bookId != null) {
                cart.remove(bookId);
            }

            clear = request.getParameter("Clear");

            if ((clear != null) && clear.equals("clear")) {
                cart.clear();
            }
        } else if (selectedScreen.equals("/books/bookreceipt")) {
            // Update the inventory
            try {
                utx.begin();
                bookDBAO.buyBooks(cart);
                utx.commit();
            } catch (Exception ex) {
                try {
                    utx.rollback();
                } catch (Exception exe) {
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        HttpServletRequest request,
        HttpServletResponse response) {
        String bookId = null;
        Book book = null;
        String clear = null;
        BookDBAO bookDBAO = (BookDBAO) getServletContext()
                                           .getAttribute("bookDBAO");
        HttpSession session = request.getSession();
        String selectedScreen = request.getServletPath();
        ShoppingCart cart = (ShoppingCart) session.getAttribute("cart");

        if (cart == null) {
            cart = new ShoppingCart();
            session.setAttribute("cart", cart);
        }

        if (selectedScreen.equals("/bookcatalog")) {
            bookId = request.getParameter("Add");

            if (!bookId.equals("")) {
                try {
                    book = bookDBAO.getBook(bookId);

                    if (book.getOnSale()) {
                        double sale = book.getPrice() * .85;
                        Float salePrice = new Float(sale);
                        book.setPrice(salePrice.floatValue());
                    }

                    cart.add(bookId, book);
                } catch (BookNotFoundException ex) {
                    // not possible
                }
            }
        } else if (selectedScreen.equals("/bookshowcart")) {
            bookId = request.getParameter("Remove");

            if (bookId != null) {
                cart.remove(bookId);
            }

            clear = request.getParameter("Clear");

            if ((clear != null) && clear.equals("clear")) {
                cart.clear();
            }
        } else if (selectedScreen.equals("/bookreceipt")) {
            // Update the inventory
            try {
                utx.begin();
                bookDBAO.buyBooks(cart);
                utx.commit();
            } catch (Exception ex) {
                try {
                    utx.rollback();
                    request.getRequestDispatcher("/bookordererror.jsp")
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        context = event.getServletContext();

        try {
            context.setAttribute("emf", emf);

            BookDBAO bookDBAO = new BookDBAO(emf);

            context.setAttribute("bookDBAO", bookDBAO);
        } catch (Exception ex) {
            System.out.println(
                    "Couldn't create bookstore database bean: "
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    }

    public void contextDestroyed(ServletContextEvent event) {
        context = event.getServletContext();

        BookDBAO bookDBAO = (BookDBAO) context.getAttribute("bookDBAO");

        if (bookDBAO != null) {
            bookDBAO.remove();
        }

        context.removeAttribute("bookDBAO");
    }
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    public void contextInitialized(ServletContextEvent event) {
         context = event.getServletContext();
        
         try {
            BookDBAO bookDBAO = new BookDBAO();
            context.setAttribute("bookDBAO", bookDBAO);
         } catch (Exception ex) {
            System.out.println("Couldn't create bookstore database bean: " + ex.getMessage());
         }
    }
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         }
    }
     
    public void contextDestroyed(ServletContextEvent event) {
         context = event.getServletContext();
         BookDBAO bookDBAO = (BookDBAO)context.getAttribute("bookDBAO");
         bookDBAO.remove();
         context.removeAttribute("bookDBAO");
    }
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Related Classes of com.sun.bookstore3.database.BookDBAO

  • com.sun.bookstore.cart.ShoppingCart
  • com.sun.bookstore.cart.ShoppingCartItem
  • com.sun.bookstore.database.Book
  • com.sun.bookstore1.listeners.ContextListener
  • com.sun.bookstore2.dispatcher.Dispatcher
  • com.sun.bookstore2.listeners.ContextListener
  • com.sun.bookstore3.database.BookDBAO
  • com.sun.bookstore3.dispatcher.Dispatcher
  • com.sun.bookstore3.listeners.ContextListener
  • listeners.ContextListener
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