--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.application;
+
+import java.util.Iterator;
+import java.util.Map;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import org.mxchange.jcore.application.Application;
+import org.mxchange.pizzaapplication.product.Product;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public interface PizzaApplication extends Application {
+ /**
+ * HTTP parameter "amount"
+ */
+ public static final String HTTP_PARAM_AMOUNT = "amount";
+
+ /**
+ * HTTP parameter "choose"
+ */
+ public static final String HTTP_PARAM_CHOOSE = "choose";
+
+ /**
+ * Session key "ordered"
+ */
+ public static final String SESSION_ORDERED = "ordered";
+
+ /**
+ * Mask for all parameters
+ */
+ public static final String HTTP_PARAM_MASK = "%s[%s]";
+
+ /**
+ * Getter for product iterator
+ *
+ * @return Iterator for all products
+ */
+ public Iterator<Map.Entry<String, Product>> getProductsIterator ();
+
+ /**
+ * Some "getter" for amount from session
+ *
+ * @param product Product instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ public String getAmountFromSession (final Product product, final HttpSession session);
+
+ /**
+ * Some "getter" for choose from session
+ *
+ * @param product Product instance
+ * @param session Session instance
+ * @return Choose as string
+ */
+ public String getChooseFromSession (final Product product, final HttpSession session);
+
+ /**
+ * Handler for amount from session
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ public String handleAmountFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Handler for choosen (checkbox) from request or session
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ public String handleChooseFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Some "getter" for printable choosen (checkbox) from request or session
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ public String getPrintableChoosenFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Some "getter" for total price of position from request or session.
+ * Single price and amount is multiplyed.
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ public float getTotalPositionPriceFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Checks whether the given product is choosen, request overules session.
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Whether the product is choosen
+ */
+ public boolean isProductChoosen (final Product product, final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Calculates total price of all choosen products
+ *
+ * @param request Request instance
+ * @param session Session instance
+ * @return Total price of all choosen products
+ */
+ public float calculateTotalPrice (final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Calculates total amount of all choosen products
+ *
+ * @param request Request instance
+ * @param session Session instance
+ * @return Total amount of all choosen products
+ */
+ public int calculateTotalAmount (final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Some "getter" for HTML code 'checked="checked"' if the product is choosen
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Whether the product is choosen
+ */
+ public String getCheckedHtmlFromProduct (final Product product, final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Some "getter" for HTML code 'disabled="disabled"' for e.g. submit buttons
+ *
+ * @param request Request instance
+ * @param session Session instance
+ * @return Whether the product is choosen
+ */
+ public String getDisabledHtmlFromSession (final HttpServletRequest request, final HttpSession session);
+
+ /**
+ * Marks given product as ordered in session
+ *
+ * @param product Product to mark as ordered
+ * @param session Session instance
+ */
+ public void markProductAsOrdered(final Product product, final HttpSession session);
+
+ /**
+ * Unmarks given product as ordered in session
+ *
+ * @param product Product to unmark as ordered
+ * @param session Session instance
+ */
+ public void unmarkProductAsOrdered(final Product product, final HttpSession session);
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.application;
+
+import java.text.MessageFormat;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.SortedMap;
+import java.util.TreeMap;
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import org.mxchange.jcore.BaseFrameworkSystem;
+import org.mxchange.pizzaapplication.product.PizzaProduct;
+import org.mxchange.pizzaapplication.product.Product;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public class PizzaServiceApplication extends BaseFrameworkSystem implements PizzaApplication {
+ /**
+ * Main title
+ */
+ public static final String MAIN_TITLE = "Pizza-Service";
+
+ /**
+ * Product list
+ */
+ private final SortedMap<String, Product> products;
+
+ /**
+ * Some singleton getter for this instance. If the instance is not set in
+ * given application, it will be created.
+ *
+ * @param application Servlet context
+ * @return This instance
+ * @throws javax.servlet.ServletException If object is not set correctly
+ */
+ public static final PizzaApplication getInstance (final ServletContext application) throws ServletException {
+ // Trace message
+ new PizzaServiceApplication().getLogger().trace(MessageFormat.format("application={0} - CALLED!", application)); //NOI18N
+
+ if (application == null) {
+ // Not set
+ throw new NullPointerException("application is null"); //NOI18N
+ }
+
+ // Init instance
+ PizzaServiceApplication instance = null;
+
+ // Get instance from servlet
+ Object object = application.getAttribute("service"); //NOI18N
+
+ // Is it set?
+ if (object instanceof PizzaServiceApplication) {
+ // Instance is set, so casting should work
+ instance = (PizzaServiceApplication) object;
+ } else if (object instanceof Object) {
+ // Not correct instance
+ throw new ServletException("service is not set correctly"); //NOI18N
+ } else {
+ // "service" is null, so initialize it
+ instance = new PizzaServiceApplication();
+
+ // And set it here
+ application.setAttribute("service", instance); //NOI18N
+ }
+
+ // Trace message
+ instance.getLogger().trace(MessageFormat.format("instance={0} - EXIT!", instance)); //NOI18N
+
+ // Return it
+ return instance;
+ }
+
+ /**
+ * Private constructor
+ */
+ private PizzaServiceApplication () {
+ // Init products instance
+ this.products = new TreeMap<>();
+
+ // Fill products list
+ this.fillProductsList();
+ }
+
+ @Override
+ public void doBootstrap () {
+ throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+ }
+
+ @Override
+ public void doMainLoop () {
+ throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+ }
+
+ @Override
+ public void doShutdown () {
+ throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+ }
+
+ /**
+ * Getter for product (list) iterator
+ *
+ * @return An interator on all listed products
+ */
+ @Override
+ public Iterator<Map.Entry<String, Product>> getProductsIterator () {
+ assert(this.products instanceof SortedMap) : "this.products is not initialized"; //NOI18N
+ return this.products.entrySet().iterator();
+ }
+
+ /**
+ * Adds given product to list or throws an exception if name is already found
+ *
+ * @param name Internal name of product
+ * @param title Product's title
+ * @param price Price
+ */
+ private void addProduct (final String name, final String title, final float price) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("name={0},title={1},price={2} - CALLED!", name, title, price)); //NOI18N
+
+ // Is the name already used?
+ if (this.isProductNameUsed(name)) {
+ // Something went wrong
+ throw new IllegalArgumentException(MessageFormat.format("product {0} is already used.", name)); //NOI18N
+ }
+
+ // Instance product
+ Product product = new PizzaProduct(name, title, price);
+
+ // Debug message
+ this.getLogger().debug(MessageFormat.format("Adding product={0} ...", product)); //NOI18N
+
+ // Add it
+ this.products.put(product.getName(), product);
+
+ // Trace message
+ this.getLogger().trace("EXIT!"); //NOI18N
+ }
+
+ /**
+ * Clears given parameter for product in session
+ *
+ * @param product Product instance
+ * @param session Session instance
+ * @param parameter Parameter to clear
+ */
+ private void clearSessionAttribute (final Product product, final HttpSession session, final String parameter) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("produce={0},parameter={1},session={2} - CALLED!", product, parameter, session)); //NOI18N
+
+ // Clear in session
+ this.getLogger().debug(MessageFormat.format("Clearing product={0},parameter={1} ...", product.getName(), parameter)); //NOI18N
+ this.setValueInSession(product, session, parameter, null);
+
+ // Trace message
+ this.getLogger().trace("EXIT!"); //NOI18N
+ }
+
+ /**
+ * Fills products list
+ * @todo Very hard-coded stuff ...
+ */
+ private void fillProductsList () {
+ // Trace message
+ this.getLogger().trace("CALLED!"); //NOI18N
+
+ // Add products
+ this.addProduct("italia", "Pizza Italia", 5.50f); //NOI18N
+ this.addProduct("diablo", "Pizza Diablo", 7.80f); //NOI18N
+ this.addProduct("bolognese", "Spagetti Bolognese", 11.95f); //NOI18N
+
+ // Trace message
+ this.getLogger().trace("EXIT!"); //NOI18N
+ }
+
+ /**
+ * Some getter for value from session
+ *
+ * @param product Product instance
+ * @param session Session instance
+ * @param attribute Attribute to get value from
+ * @return Value from session
+ */
+ private Object getValueFromSession (final Product product, final HttpSession session, final String attribute) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1},attribute={2} - CALLED!", product, session, attribute)); //NOI18N
+
+ // Init variable
+ Object value = null;
+
+ // Get it synced
+ synchronized (session) {
+ value = session.getAttribute(String.format(HTTP_PARAM_MASK, product.getName(), attribute));
+ }
+
+ this.getLogger().debug(MessageFormat.format("product={0},attribute={1},value={2}", product.getName(), attribute, value)); //NOI18N
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("value={0} - EXIT!", value)); //NOI18N
+
+ // Return it
+ return value;
+ }
+
+ /**
+ * Checks whether given product is already used
+ *
+ * @param name Name of product
+ * @return Whether the given product's name is already used
+ */
+ private boolean isProductNameUsed (final String name) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("name={0} - CALLED!", name)); //NOI18N
+
+ // Is it found?
+ return this.products.containsKey(name);
+ }
+
+ /**
+ * For debugging purpose
+ *
+ * @param args Arguments
+ */
+ public static void main (String[] args) {
+ // Get instance and start it
+ new PizzaServiceApplication().start();
+ }
+
+ /**
+ * Checks if the product ordered?
+ *
+ * @param product
+ * @param session
+ * @return
+ */
+ private boolean isProductOrdered (final Product product, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
+
+ // Get session
+ Object isOrdered = this.getValueFromSession(product, session, SESSION_ORDERED);
+ this.getLogger().debug(MessageFormat.format("product={0},isOrdered={1}", product.getName(), isOrdered)); //NOI18N
+
+ // Return result
+ return ("true".equals(isOrdered)); //NOI18N
+ }
+
+ /**
+ * Somewhat setter in session
+ *
+ * @param product Product instance
+ * @param session Session instance
+ * @param keyPart Key part to include in final key
+ * @param value Value to set
+ */
+ private void setValueInSession (final Product product, final HttpSession session, final String keyPart, final Object value) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1},keyPart={2},value={3} - CALLED!", product, session, keyPart, value)); //NOI18N
+
+ synchronized(session) {
+ // Set it synced
+ this.getLogger().debug(MessageFormat.format("setValueInSession: Setting value={0} for product={1},keyPart={2}", value, product.getName(), keyPart)); //NOI18N
+ session.setAttribute(String.format(HTTP_PARAM_MASK, product.getName(), keyPart), value);
+ }
+
+ // Trace message
+ this.getLogger().trace("EXIT!"); //NOI18N
+ }
+
+ /**
+ * Application starter
+ */
+ private void start () {
+ // Get iterator
+ Iterator<Map.Entry<String, Product>> iterator = this.getProductsIterator();
+
+ // Run over it
+ while (iterator.hasNext()) {
+ // Get product instance
+ Map.Entry<String, Product> entry = iterator.next();
+
+ // Get value
+ Product product = entry.getValue();
+
+ // Output data
+ this.getLogger().debug(MessageFormat.format("Product {0}, {1}: {2}", product.getName(), product.getTitle(), product.getPrice())); //NOI18N
+ }
+ }
+
+ /**
+ * Some "getter" for amount from session
+ * @param product Product instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ @Override
+ public String getAmountFromSession (final Product product, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Get attribute
+ Object object = this.getValueFromSession(product, session, HTTP_PARAM_AMOUNT);
+
+ // Is the object null?
+ if (object == null) {
+ // Trace message
+ this.getLogger().trace("Returning 0 - EXIT!"); //NOI18N
+
+ // Not found
+ return "0"; //NOI18N
+ }
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("object={0} - EXIT!", object)); //NOI18N
+
+ // Cast to string and return it
+ return (String) object;
+ }
+
+ /**
+ * Some "getter" for choose from session
+ *
+ * @param product Product instance
+ * @param session Session instance
+ * @return Choose as string
+ */
+ @Override
+ public String getChooseFromSession (final Product product, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Get attribute
+ Object object = this.getValueFromSession(product, session, HTTP_PARAM_CHOOSE);
+
+ // Is the object null?
+ if (object == null) {
+ // Not found
+ this.getLogger().debug(MessageFormat.format("Returning empty string for product={0} ...", product.getName())); //NOI18N
+ return ""; //NOI18N
+ }
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("object={0} - CALLED!", object)); //NOI18N
+
+ // Cast to string and return it
+ return (String) object;
+ }
+
+ /**
+ * Handler for amount from request or session
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ @Override
+ public String handleAmountFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Init variabke
+ Object object;
+
+ // Check request method
+ if (!"POST".equals(request.getMethod())) { //NOI18N
+ // Not POST, so get from session
+ return this.getAmountFromSession(product, session);
+ } else if (this.handleChooseFromRequestSession(product, request, session).isEmpty()) {
+ // Not choosen
+ this.clearSessionAttribute(product, session, HTTP_PARAM_AMOUNT);
+ this.getLogger().debug(MessageFormat.format("Unsetting for product={0} in session, returning zero ...", product.getName())); //NOI18N
+ return "0"; //NOI18N
+ }
+
+ // Get attribute from request
+ object = request.getParameter(String.format(HTTP_PARAM_MASK, HTTP_PARAM_AMOUNT, product.getName()));
+
+ // Is it set?
+ if (object instanceof String) {
+ // Try to parse it to integer
+ try {
+ Integer value = Integer.valueOf((String) object);
+ } catch (final NumberFormatException ex) {
+ // Not valid input
+ this.getLogger().warn(ex);
+ return "0"; //NOI18N
+ }
+
+ // Then set it in session
+ this.setValueInSession(product, session, HTTP_PARAM_AMOUNT, object);
+
+ // And return it
+ return (String) object;
+ }
+
+ // Trace message
+ this.getLogger().trace("Calling getAmountFromSession() ..."); //NOI18N
+
+ // Get attribute from session
+ return this.getAmountFromSession(product, session);
+ }
+
+ /**
+ * Handler for choosen (checkbox) from request or session
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ @Override
+ public String handleChooseFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Init variabke
+ Object object;
+
+ // Check request method
+ if (!"POST".equals(request.getMethod())) { //NOI18N
+ // Not POST, so get from session
+ return this.getChooseFromSession(product, session);
+ } else if (this.isProductOrdered(product, session)) {
+ // Product is ordered
+ return this.getChooseFromSession(product, session);
+ }
+
+ // Get reqzest element
+ object = request.getParameter(String.format(HTTP_PARAM_MASK, HTTP_PARAM_CHOOSE, product.getName()));
+ this.getLogger().debug(MessageFormat.format("product={0},object={1}", product.getName(), object)); //NOI18N
+
+ // Is it null?
+ if (object == null) {
+ // Unset session
+ this.getLogger().debug(MessageFormat.format("Unsetting session for product={0} ...", product.getName())); //NOI18N
+ this.clearSessionAttribute(product, session, HTTP_PARAM_CHOOSE);
+ this.clearSessionAttribute(product, session, HTTP_PARAM_AMOUNT);
+
+ // Return empty string
+ return ""; //NOI18N
+ }
+
+ // Then set it in session
+ this.setValueInSession(product, session, HTTP_PARAM_CHOOSE, object);
+
+ // Cast to string and return it
+ this.getLogger().debug(MessageFormat.format("product={0} - Returning {1} ...", product.getName(), object)); //NOI18N
+ return (String) object;
+ }
+
+ /**
+ * Some "getter" for choosen (checkbox) from session
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ @Override
+ public String getPrintableChoosenFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Get element
+ String choosen = this.handleChooseFromRequestSession(product, request, session);
+ this.getLogger().debug(MessageFormat.format("product={0},choosen={1}", product.getName(), choosen)); //NOI18N
+
+ // Must not be null
+ assert(choosen instanceof String): "choosen is null"; //NOI18N
+
+ // Is it empty?
+ if (choosen.isEmpty()) {
+ // Not choosen
+ return "Nein";
+ }
+
+ // Get amount
+ String amount = this.handleAmountFromRequestSession(product, request, session);
+ this.getLogger().debug(MessageFormat.format("product={0},amount={1}", product.getName(), amount)); //NOI18N
+
+ // Must not be null
+ assert(amount instanceof String): "amount is null"; //NOI18N
+
+ // Is it empty?
+ if (amount.isEmpty() || "0".equals(amount)) { //NOI18N
+ // Choosen, but no amount
+ return "Nein";
+ } else {
+ // Is choosen
+ return "Ja";
+ }
+ }
+
+ /**
+ * Some "getter" for total price of position from request or session.
+ * Single price and amount is multiplyed.
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Amount as string
+ */
+ @Override
+ public float getTotalPositionPriceFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Get choosen
+ String choosen = this.handleChooseFromRequestSession(product, request, session);
+ this.getLogger().debug(MessageFormat.format("product={0},choosen={1}", product.getName(), choosen)); //NOI18N
+
+ // Must not be null
+ assert(choosen instanceof String): "choosen is null"; //NOI18N
+
+ // Is it set?
+ if (choosen.isEmpty()) {
+ // Is empty
+ this.getLogger().debug(MessageFormat.format("product={0},choosen={1} - returning zero ...", product.getName(), choosen)); //NOI18N
+ return 0.00f;
+ }
+
+ // Get amount
+ String amount = this.handleAmountFromRequestSession(product, request, session);
+ this.getLogger().debug(MessageFormat.format("product={0},amount={1}", product.getName(), amount)); //NOI18N
+
+ // Must not be null
+ assert(amount instanceof String): "amount is null"; //NOI18N
+
+ // Is it empty?
+ if (amount.isEmpty() || "0".equals(amount)) { //NOI18N
+ // Is empty
+ this.getLogger().debug(MessageFormat.format("product={0},amount={1} - returning zero ...", product.getName(), amount)); //NOI18N
+ return 0.00f;
+ }
+
+ // Init variable
+ Integer value = null;
+
+ // Try it
+ try {
+ // Get amount as integer
+ value = Integer.valueOf(amount);
+ } catch (final NumberFormatException e) {
+ // Bat input
+ throw new IllegalArgumentException(e);
+ }
+
+ // Calculate price
+ float price = (product.getPrice() * value);
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},price={1} - EXIT!", product.getName(), price)); //NOI18N
+
+ // Then multiply it with price
+ return price;
+ }
+
+ /**
+ * Checks whether the given product is choosen, request overules session.
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Whether the product is choosen
+ */
+ @Override
+ public boolean isProductChoosen (final Product product, final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Get choosen
+ String choosen = this.handleChooseFromRequestSession(product, request, session);
+ this.getLogger().debug(MessageFormat.format("product={0},choosen={1}", product.getName(), choosen)); //NOI18N
+
+ // Must not be null
+ assert(choosen instanceof String): "choosen is null"; //NOI18N
+
+ // Is it not choosen?
+ if (choosen.isEmpty()) {
+ // Not choosen
+ return false;
+ }
+
+ // Get amount
+ String amount = this.handleAmountFromRequestSession(product, request, session);
+
+ // Must not be null
+ assert(amount instanceof String): "amount is not set"; //NOI18N
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("amount={0} - EXIT!", amount)); //NOI18N
+
+ // Must not be empty and not 0
+ return (!amount.isEmpty() && !"0".equals(amount)); //NOI18N
+ }
+
+ /**
+ * Calculates total price of all choosen products
+ *
+ * @param request Request instance
+ * @param session Session instance
+ * @return Total price of all choosen products
+ */
+ @Override
+ public float calculateTotalPrice (final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("request={0},session={1} - CALLED!", request, session)); //NOI18N
+
+ // Is product and session set?
+ if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Init total price
+ float totalPrice = 0.00f;
+
+ // Get iterator
+ Iterator<Map.Entry<String, Product>> iterator = this.getProductsIterator();
+
+ // Walk through all products
+ while (iterator.hasNext()) {
+ // Get entry
+ Map.Entry<String, Product> entry = iterator.next();
+
+ // Get product instance
+ Product product = entry.getValue();
+
+ // Is this choosen?
+ if (product.isChoosen()) {
+ // Then add product's total price
+ this.getLogger().debug(MessageFormat.format("Calling getTotalPositionPriceFromRequestSession({0},request,session) ...", product.getName())); //NOI18N
+ totalPrice += this.getTotalPositionPriceFromRequestSession(product, request, session);
+ }
+ this.getLogger().debug(MessageFormat.format("product={0},totalPrice={1}", product.getName(), totalPrice)); //NOI18N
+ }
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format(" totalPrice={0} - EXIT!", totalPrice)); //NOI18N
+
+ // Return total price
+ return totalPrice;
+ }
+
+ /**
+ * Calculates total amount of all choosen products
+ *
+ * @param request Request instance
+ * @param session Session instance
+ * @return Total amount of all choosen products
+ */
+ @Override
+ public int calculateTotalAmount (final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("request={0},session={1} - CALLED!", request, session)); //NOI18N
+
+ // Is product and session set?
+ if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Init total price
+ int totalAmount = 0;
+
+ // Get iterator
+ Iterator<Map.Entry<String, Product>> iterator = this.getProductsIterator();
+
+ // Walk through all products
+ while (iterator.hasNext()) {
+ // Get entry
+ Map.Entry<String, Product> entry = iterator.next();
+
+ // Get product instance
+ Product product = entry.getValue();
+
+ // Is this choosen?
+ if (product.isChoosen()) {
+ // Then add ordered amount
+ this.getLogger().debug(MessageFormat.format("Counting {0} ...", product.getName())); //NOI18N
+
+ // Getting amount
+ String amount = this.getAmountFromSession(product, session);
+
+ // Add it up
+ this.getLogger().debug(MessageFormat.format("amount={0}", amount)); //NOI18N
+ totalAmount += Integer.valueOf(amount);
+ }
+ this.getLogger().debug(MessageFormat.format("product={0},totalAmount={1}", product.getName(), totalAmount)); //NOI18N
+ }
+
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("totalAmount={0} - EXIT!", totalAmount)); //NOI18N
+
+ // Return total price
+ return totalAmount;
+ }
+
+ /**
+ * Some "getter" for HTML code 'checked="checked"' if the product is choosen
+ *
+ * @param product Product instance
+ * @param request Request instance
+ * @param session Session instance
+ * @return Whether the product is choosen
+ */
+ @Override
+ public String getCheckedHtmlFromProduct (final Product product, final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // First let's check if the product is choosen
+ if (this.isProductChoosen(product, request, session)) {
+ // Trace message
+ this.getLogger().trace("Returning checked=\"checked\" - EXIT!"); //NOI18N
+
+ // Is choosen
+ return "checked=\"checked\""; //NOI18N
+ } else {
+ // Trace message
+ this.getLogger().trace("Returning empty string - EXIT!"); //NOI18N
+
+ // Not choosen
+ return ""; //NOI18N
+ }
+ }
+
+ /**
+ * Some "getter" for HTML code 'disabled="disabled"' for e.g. submit buttons
+ *
+ * @param request Request instance
+ * @param session Session instance
+ * @return Whether the product is choosen
+ */
+ @Override
+ public String getDisabledHtmlFromSession (final HttpServletRequest request, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("request={0},session={1} - CALLED!", request, session)); //NOI18N
+
+ // Is product and session set?
+ if (request == null) {
+ // Not set
+ throw new NullPointerException("request is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Is something selected?
+ if (this.calculateTotalAmount(request, session) > 0) {
+ // Trace message
+ this.getLogger().trace("Returning empty string - EXIT!"); //NOI18N
+
+ // Something has been choosen
+ return ""; //NOI18N
+ } else {
+ // Trace message
+ this.getLogger().trace("Returning disabled=\"disabled\" - EXIT!"); //NOI18N
+
+ // Nothing choosen yet
+ return "disabled=\"disabled\""; //NOI18N
+ }
+ }
+
+ /**
+ * Marks given product as ordered in session
+ *
+ * @param product Product to mark as ordered
+ * @param session Session instance
+ */
+ @Override
+ public void markProductAsOrdered(final Product product, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Mark it as ordered by setting flag
+ this.getLogger().debug(MessageFormat.format("Marking product={0} as ordered.", product.getName())); //NOI18N
+ this.setValueInSession(product, session, SESSION_ORDERED, "true"); //NOI18N
+
+ // Trace message
+ this.getLogger().trace("EXIT!"); //NOI18N
+ }
+
+ /**
+ * Unmarks given product as ordered in session
+ *
+ * @param product Product to unmark as ordered
+ * @param session Session instance
+ */
+ @Override
+ public void unmarkProductAsOrdered(final Product product, final HttpSession session) {
+ // Trace message
+ this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
+
+ // Is product and session set?
+ if (product == null) {
+ // Not set
+ throw new NullPointerException("product is null"); //NOI18N
+ } else if (session == null) {
+ // Not set
+ throw new NullPointerException("session is null"); //NOI18N
+ }
+
+ // Mark it as ordered by setting flag
+ this.getLogger().debug(MessageFormat.format("Unmarking product={0} as ordered.", product.getName())); //NOI18N
+ this.clearSessionAttribute(product, session, SESSION_ORDERED);
+
+ // Trace message
+ this.getLogger().trace("EXIT!"); //NOI18N
+ }
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.customer;
+
+import org.mxchange.jcore.contact.Contact;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public interface Customer extends Contact {
+
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.customer;
+
+import org.mxchange.jcore.contact.BaseContact;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public class PizzaServiceCustomer extends BaseContact implements Customer {
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.customer.bean;
+
+import org.mxchange.pizzaapplication.customer.PizzaServiceCustomer;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public class CustomerBean extends PizzaServiceCustomer {
+
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.product;
+
+import java.text.MessageFormat;
+import org.mxchange.jcore.BaseFrameworkSystem;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public class PizzaProduct extends BaseFrameworkSystem implements Product {
+ /**
+ * Whether this product is choosen (default: false)
+ */
+ private boolean choosen = false;
+
+ /**
+ * Name of product
+ */
+ private String name;
+
+ /**
+ * Price of product
+ */
+ private float price;
+
+ /**
+ * Title of product
+ */
+ private String title;
+
+ /**
+ * Constructor for products with a name and a price.
+ *
+ * @param name Name of product
+ * @param title Name of product
+ * @param price Price
+ */
+ public PizzaProduct (final String name, final String title, final float price) {
+ this.setName(name);
+ this.setTitle(title);
+ this.setPrice(price);
+ }
+
+ /**
+ * Name of product
+ * @return the name
+ */
+ @Override
+ public final String getName () {
+ return this.name;
+ }
+
+ /**
+ * Name of product
+ * @param name the name to set
+ */
+ protected final void setName (final String name) {
+ this.name = name;
+ }
+
+ /**
+ * Price of product
+ * @return the price
+ */
+ @Override
+ public final float getPrice () {
+ return this.price;
+ }
+
+ /**
+ * Price of product
+ * @param price the price to set
+ */
+ protected final void setPrice (final float price) {
+ this.price = price;
+ }
+
+ /**
+ * Title of product
+ * @return the title
+ */
+ @Override
+ public final String getTitle () {
+ return this.title;
+ }
+
+ /**
+ * Title of product
+ * @param title the title to set
+ */
+ protected final void setTitle (final String title) {
+ this.title = title;
+ }
+
+ /**
+ * Whether this product is choosen (default: false)
+ *
+ * @return the choosen
+ */
+ @Override
+ public final boolean isChoosen () {
+ return this.choosen;
+ }
+
+ /**
+ * Whether this product is choosen (default: false)
+ * @param choosen the choosen to set
+ */
+ protected final void setChoosen (boolean choosen) {
+ this.choosen = choosen;
+ }
+
+ /**
+ * Marks product as choosen
+ */
+ @Override
+ public void markAsChoosen () {
+ // Set it
+ this.getLogger().debug(MessageFormat.format("product={0} marked as choosen.", this.getName()));
+ this.setChoosen(true);
+ }
+}
--- /dev/null
+/*
+ * Copyright (C) 2015 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.pizzaapplication.product;
+
+import org.mxchange.jcore.FrameworkInterface;
+
+/**
+ *
+ * @author Roland Haeder
+ */
+public interface Product extends FrameworkInterface {
+ /**
+ * Getter for name, suitable for form fields.
+ *
+ * @return Name of product
+ */
+ public String getName ();
+
+ /**
+ * Getter for title.
+ *
+ * @return Title of product
+ */
+ public String getTitle ();
+
+ /**
+ * Getter for raw price.
+ *
+ * @return Single price of product
+ */
+ public float getPrice ();
+
+ /**
+ * Whether this product is choosen (default: false)
+ *
+ * @return the choosen
+ */
+ public boolean isChoosen ();
+
+ /**
+ * Marks product as choosen
+ */
+ public void markAsChoosen ();
+}
+++ /dev/null
-/*
- * Copyright (C) 2015 Roland Haeder
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package org.mxchange.pizzaservice.application;
-
-import java.util.Iterator;
-import java.util.Map;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpSession;
-import org.mxchange.jcore.application.Application;
-import org.mxchange.pizzaservice.product.Product;
-
-/**
- *
- * @author Roland Haeder
- */
-public interface PizzaApplication extends Application {
- /**
- * HTTP parameter "amount"
- */
- public static final String HTTP_PARAM_AMOUNT = "amount";
-
- /**
- * HTTP parameter "choose"
- */
- public static final String HTTP_PARAM_CHOOSE = "choose";
-
- /**
- * Session key "ordered"
- */
- public static final String SESSION_ORDERED = "ordered";
-
- /**
- * Mask for all parameters
- */
- public static final String HTTP_PARAM_MASK = "%s[%s]";
-
- /**
- * Getter for product iterator
- *
- * @return Iterator for all products
- */
- public Iterator<Map.Entry<String, Product>> getProductsIterator ();
-
- /**
- * Some "getter" for amount from session
- *
- * @param product Product instance
- * @param session Session instance
- * @return Amount as string
- */
- public String getAmountFromSession (final Product product, final HttpSession session);
-
- /**
- * Some "getter" for choose from session
- *
- * @param product Product instance
- * @param session Session instance
- * @return Choose as string
- */
- public String getChooseFromSession (final Product product, final HttpSession session);
-
- /**
- * Handler for amount from session
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- public String handleAmountFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
-
- /**
- * Handler for choosen (checkbox) from request or session
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- public String handleChooseFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
-
- /**
- * Some "getter" for printable choosen (checkbox) from request or session
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- public String getPrintableChoosenFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
-
- /**
- * Some "getter" for total price of position from request or session.
- * Single price and amount is multiplyed.
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- public float getTotalPositionPriceFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session);
-
- /**
- * Checks whether the given product is choosen, request overules session.
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Whether the product is choosen
- */
- public boolean isProductChoosen (final Product product, final HttpServletRequest request, final HttpSession session);
-
- /**
- * Calculates total price of all choosen products
- *
- * @param request Request instance
- * @param session Session instance
- * @return Total price of all choosen products
- */
- public float calculateTotalPrice (final HttpServletRequest request, final HttpSession session);
-
- /**
- * Calculates total amount of all choosen products
- *
- * @param request Request instance
- * @param session Session instance
- * @return Total amount of all choosen products
- */
- public int calculateTotalAmount (final HttpServletRequest request, final HttpSession session);
-
- /**
- * Some "getter" for HTML code 'checked="checked"' if the product is choosen
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Whether the product is choosen
- */
- public String getCheckedHtmlFromProduct (final Product product, final HttpServletRequest request, final HttpSession session);
-
- /**
- * Some "getter" for HTML code 'disabled="disabled"' for e.g. submit buttons
- *
- * @param request Request instance
- * @param session Session instance
- * @return Whether the product is choosen
- */
- public String getDisabledHtmlFromSession (final HttpServletRequest request, final HttpSession session);
-
- /**
- * Marks given product as ordered in session
- *
- * @param product Product to mark as ordered
- * @param session Session instance
- */
- public void markProductAsOrdered(final Product product, final HttpSession session);
-
- /**
- * Unmarks given product as ordered in session
- *
- * @param product Product to unmark as ordered
- * @param session Session instance
- */
- public void unmarkProductAsOrdered(final Product product, final HttpSession session);
-}
+++ /dev/null
-/*
- * Copyright (C) 2015 Roland Haeder
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package org.mxchange.pizzaservice.application;
-
-import java.text.MessageFormat;
-import java.util.Iterator;
-import java.util.Map;
-import java.util.SortedMap;
-import java.util.TreeMap;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpSession;
-import org.mxchange.jcore.BaseFrameworkSystem;
-import org.mxchange.pizzaservice.product.PizzaProduct;
-import org.mxchange.pizzaservice.product.Product;
-
-/**
- *
- * @author Roland Haeder
- */
-public class PizzaServiceApplication extends BaseFrameworkSystem implements PizzaApplication {
- /**
- * Main title
- */
- public static final String MAIN_TITLE = "Pizza-Service";
-
- /**
- * Product list
- */
- private final SortedMap<String, Product> products;
-
- /**
- * Some singleton getter for this instance. If the instance is not set in
- * given application, it will be created.
- *
- * @param application Servlet context
- * @return This instance
- * @throws javax.servlet.ServletException If object is not set correctly
- */
- public static final PizzaApplication getInstance (final ServletContext application) throws ServletException {
- // Trace message
- new PizzaServiceApplication().getLogger().trace(MessageFormat.format("application={0} - CALLED!", application)); //NOI18N
-
- if (application == null) {
- // Not set
- throw new NullPointerException("application is null"); //NOI18N
- }
-
- // Init instance
- PizzaServiceApplication instance = null;
-
- // Get instance from servlet
- Object object = application.getAttribute("service"); //NOI18N
-
- // Is it set?
- if (object instanceof PizzaServiceApplication) {
- // Instance is set, so casting should work
- instance = (PizzaServiceApplication) object;
- } else if (object instanceof Object) {
- // Not correct instance
- throw new ServletException("service is not set correctly"); //NOI18N
- } else {
- // "service" is null, so initialize it
- instance = new PizzaServiceApplication();
-
- // And set it here
- application.setAttribute("service", instance); //NOI18N
- }
-
- // Trace message
- instance.getLogger().trace(MessageFormat.format("instance={0} - EXIT!", instance)); //NOI18N
-
- // Return it
- return instance;
- }
-
- /**
- * Private constructor
- */
- private PizzaServiceApplication () {
- // Init products instance
- this.products = new TreeMap<>();
-
- // Fill products list
- this.fillProductsList();
- }
-
- @Override
- public void doBootstrap () {
- throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
- }
-
- @Override
- public void doMainLoop () {
- throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
- }
-
- @Override
- public void doShutdown () {
- throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
- }
-
- /**
- * Getter for product (list) iterator
- *
- * @return An interator on all listed products
- */
- @Override
- public Iterator<Map.Entry<String, Product>> getProductsIterator () {
- assert(this.products instanceof SortedMap) : "this.products is not initialized"; //NOI18N
- return this.products.entrySet().iterator();
- }
-
- /**
- * Adds given product to list or throws an exception if name is already found
- *
- * @param name Internal name of product
- * @param title Product's title
- * @param price Price
- */
- private void addProduct (final String name, final String title, final float price) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("name={0},title={1},price={2} - CALLED!", name, title, price)); //NOI18N
-
- // Is the name already used?
- if (this.isProductNameUsed(name)) {
- // Something went wrong
- throw new IllegalArgumentException(MessageFormat.format("product {0} is already used.", name)); //NOI18N
- }
-
- // Instance product
- Product product = new PizzaProduct(name, title, price);
-
- // Debug message
- this.getLogger().debug(MessageFormat.format("Adding product={0} ...", product)); //NOI18N
-
- // Add it
- this.products.put(product.getName(), product);
-
- // Trace message
- this.getLogger().trace("EXIT!"); //NOI18N
- }
-
- /**
- * Clears given parameter for product in session
- *
- * @param product Product instance
- * @param session Session instance
- * @param parameter Parameter to clear
- */
- private void clearSessionAttribute (final Product product, final HttpSession session, final String parameter) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("produce={0},parameter={1},session={2} - CALLED!", product, parameter, session)); //NOI18N
-
- // Clear in session
- this.getLogger().debug(MessageFormat.format("Clearing product={0},parameter={1} ...", product.getName(), parameter)); //NOI18N
- this.setValueInSession(product, session, parameter, null);
-
- // Trace message
- this.getLogger().trace("EXIT!"); //NOI18N
- }
-
- /**
- * Fills products list
- * @todo Very hard-coded stuff ...
- */
- private void fillProductsList () {
- // Trace message
- this.getLogger().trace("CALLED!"); //NOI18N
-
- // Add products
- this.addProduct("italia", "Pizza Italia", 5.50f); //NOI18N
- this.addProduct("diablo", "Pizza Diablo", 7.80f); //NOI18N
- this.addProduct("bolognese", "Spagetti Bolognese", 11.95f); //NOI18N
-
- // Trace message
- this.getLogger().trace("EXIT!"); //NOI18N
- }
-
- /**
- * Some getter for value from session
- *
- * @param product Product instance
- * @param session Session instance
- * @param attribute Attribute to get value from
- * @return Value from session
- */
- private Object getValueFromSession (final Product product, final HttpSession session, final String attribute) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1},attribute={2} - CALLED!", product, session, attribute)); //NOI18N
-
- // Init variable
- Object value = null;
-
- // Get it synced
- synchronized (session) {
- value = session.getAttribute(String.format(HTTP_PARAM_MASK, product.getName(), attribute));
- }
-
- this.getLogger().debug(MessageFormat.format("product={0},attribute={1},value={2}", product.getName(), attribute, value)); //NOI18N
-
- // Trace message
- this.getLogger().trace(MessageFormat.format("value={0} - EXIT!", value)); //NOI18N
-
- // Return it
- return value;
- }
-
- /**
- * Checks whether given product is already used
- *
- * @param name Name of product
- * @return Whether the given product's name is already used
- */
- private boolean isProductNameUsed (final String name) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("name={0} - CALLED!", name)); //NOI18N
-
- // Is it found?
- return this.products.containsKey(name);
- }
-
- /**
- * For debugging purpose
- *
- * @param args Arguments
- */
- public static void main (String[] args) {
- // Get instance and start it
- new PizzaServiceApplication().start();
- }
-
- /**
- * Checks if the product ordered?
- *
- * @param product
- * @param session
- * @return
- */
- private boolean isProductOrdered (final Product product, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
-
- // Get session
- Object isOrdered = this.getValueFromSession(product, session, SESSION_ORDERED);
- this.getLogger().debug(MessageFormat.format("product={0},isOrdered={1}", product.getName(), isOrdered)); //NOI18N
-
- // Return result
- return ("true".equals(isOrdered)); //NOI18N
- }
-
- /**
- * Somewhat setter in session
- *
- * @param product Product instance
- * @param session Session instance
- * @param keyPart Key part to include in final key
- * @param value Value to set
- */
- private void setValueInSession (final Product product, final HttpSession session, final String keyPart, final Object value) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1},keyPart={2},value={3} - CALLED!", product, session, keyPart, value)); //NOI18N
-
- synchronized(session) {
- // Set it synced
- this.getLogger().debug(MessageFormat.format("setValueInSession: Setting value={0} for product={1},keyPart={2}", value, product.getName(), keyPart)); //NOI18N
- session.setAttribute(String.format(HTTP_PARAM_MASK, product.getName(), keyPart), value);
- }
-
- // Trace message
- this.getLogger().trace("EXIT!"); //NOI18N
- }
-
- /**
- * Application starter
- */
- private void start () {
- // Get iterator
- Iterator<Map.Entry<String, Product>> iterator = this.getProductsIterator();
-
- // Run over it
- while (iterator.hasNext()) {
- // Get product instance
- Map.Entry<String, Product> entry = iterator.next();
-
- // Get value
- Product product = entry.getValue();
-
- // Output data
- this.getLogger().debug(MessageFormat.format("Product {0}, {1}: {2}", product.getName(), product.getTitle(), product.getPrice())); //NOI18N
- }
- }
-
- /**
- * Some "getter" for amount from session
- * @param product Product instance
- * @param session Session instance
- * @return Amount as string
- */
- @Override
- public String getAmountFromSession (final Product product, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Get attribute
- Object object = this.getValueFromSession(product, session, HTTP_PARAM_AMOUNT);
-
- // Is the object null?
- if (object == null) {
- // Trace message
- this.getLogger().trace("Returning 0 - EXIT!"); //NOI18N
-
- // Not found
- return "0"; //NOI18N
- }
-
- // Trace message
- this.getLogger().trace(MessageFormat.format("object={0} - EXIT!", object)); //NOI18N
-
- // Cast to string and return it
- return (String) object;
- }
-
- /**
- * Some "getter" for choose from session
- *
- * @param product Product instance
- * @param session Session instance
- * @return Choose as string
- */
- @Override
- public String getChooseFromSession (final Product product, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Get attribute
- Object object = this.getValueFromSession(product, session, HTTP_PARAM_CHOOSE);
-
- // Is the object null?
- if (object == null) {
- // Not found
- this.getLogger().debug(MessageFormat.format("Returning empty string for product={0} ...", product.getName())); //NOI18N
- return ""; //NOI18N
- }
-
- // Trace message
- this.getLogger().trace(MessageFormat.format("object={0} - CALLED!", object)); //NOI18N
-
- // Cast to string and return it
- return (String) object;
- }
-
- /**
- * Handler for amount from request or session
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- @Override
- public String handleAmountFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Init variabke
- Object object;
-
- // Check request method
- if (!"POST".equals(request.getMethod())) { //NOI18N
- // Not POST, so get from session
- return this.getAmountFromSession(product, session);
- } else if (this.handleChooseFromRequestSession(product, request, session).isEmpty()) {
- // Not choosen
- this.clearSessionAttribute(product, session, HTTP_PARAM_AMOUNT);
- this.getLogger().debug(MessageFormat.format("Unsetting for product={0} in session, returning zero ...", product.getName())); //NOI18N
- return "0"; //NOI18N
- }
-
- // Get attribute from request
- object = request.getParameter(String.format(HTTP_PARAM_MASK, HTTP_PARAM_AMOUNT, product.getName()));
-
- // Is it set?
- if (object instanceof String) {
- // Try to parse it to integer
- try {
- Integer value = Integer.valueOf((String) object);
- } catch (final NumberFormatException ex) {
- // Not valid input
- this.getLogger().warn(ex);
- return "0"; //NOI18N
- }
-
- // Then set it in session
- this.setValueInSession(product, session, HTTP_PARAM_AMOUNT, object);
-
- // And return it
- return (String) object;
- }
-
- // Trace message
- this.getLogger().trace("Calling getAmountFromSession() ..."); //NOI18N
-
- // Get attribute from session
- return this.getAmountFromSession(product, session);
- }
-
- /**
- * Handler for choosen (checkbox) from request or session
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- @Override
- public String handleChooseFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Init variabke
- Object object;
-
- // Check request method
- if (!"POST".equals(request.getMethod())) { //NOI18N
- // Not POST, so get from session
- return this.getChooseFromSession(product, session);
- } else if (this.isProductOrdered(product, session)) {
- // Product is ordered
- return this.getChooseFromSession(product, session);
- }
-
- // Get reqzest element
- object = request.getParameter(String.format(HTTP_PARAM_MASK, HTTP_PARAM_CHOOSE, product.getName()));
- this.getLogger().debug(MessageFormat.format("product={0},object={1}", product.getName(), object)); //NOI18N
-
- // Is it null?
- if (object == null) {
- // Unset session
- this.getLogger().debug(MessageFormat.format("Unsetting session for product={0} ...", product.getName())); //NOI18N
- this.clearSessionAttribute(product, session, HTTP_PARAM_CHOOSE);
- this.clearSessionAttribute(product, session, HTTP_PARAM_AMOUNT);
-
- // Return empty string
- return ""; //NOI18N
- }
-
- // Then set it in session
- this.setValueInSession(product, session, HTTP_PARAM_CHOOSE, object);
-
- // Cast to string and return it
- this.getLogger().debug(MessageFormat.format("product={0} - Returning {1} ...", product.getName(), object)); //NOI18N
- return (String) object;
- }
-
- /**
- * Some "getter" for choosen (checkbox) from session
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- @Override
- public String getPrintableChoosenFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Get element
- String choosen = this.handleChooseFromRequestSession(product, request, session);
- this.getLogger().debug(MessageFormat.format("product={0},choosen={1}", product.getName(), choosen)); //NOI18N
-
- // Must not be null
- assert(choosen instanceof String): "choosen is null"; //NOI18N
-
- // Is it empty?
- if (choosen.isEmpty()) {
- // Not choosen
- return "Nein";
- }
-
- // Get amount
- String amount = this.handleAmountFromRequestSession(product, request, session);
- this.getLogger().debug(MessageFormat.format("product={0},amount={1}", product.getName(), amount)); //NOI18N
-
- // Must not be null
- assert(amount instanceof String): "amount is null"; //NOI18N
-
- // Is it empty?
- if (amount.isEmpty() || "0".equals(amount)) { //NOI18N
- // Choosen, but no amount
- return "Nein";
- } else {
- // Is choosen
- return "Ja";
- }
- }
-
- /**
- * Some "getter" for total price of position from request or session.
- * Single price and amount is multiplyed.
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Amount as string
- */
- @Override
- public float getTotalPositionPriceFromRequestSession (final Product product, final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Get choosen
- String choosen = this.handleChooseFromRequestSession(product, request, session);
- this.getLogger().debug(MessageFormat.format("product={0},choosen={1}", product.getName(), choosen)); //NOI18N
-
- // Must not be null
- assert(choosen instanceof String): "choosen is null"; //NOI18N
-
- // Is it set?
- if (choosen.isEmpty()) {
- // Is empty
- this.getLogger().debug(MessageFormat.format("product={0},choosen={1} - returning zero ...", product.getName(), choosen)); //NOI18N
- return 0.00f;
- }
-
- // Get amount
- String amount = this.handleAmountFromRequestSession(product, request, session);
- this.getLogger().debug(MessageFormat.format("product={0},amount={1}", product.getName(), amount)); //NOI18N
-
- // Must not be null
- assert(amount instanceof String): "amount is null"; //NOI18N
-
- // Is it empty?
- if (amount.isEmpty() || "0".equals(amount)) { //NOI18N
- // Is empty
- this.getLogger().debug(MessageFormat.format("product={0},amount={1} - returning zero ...", product.getName(), amount)); //NOI18N
- return 0.00f;
- }
-
- // Init variable
- Integer value = null;
-
- // Try it
- try {
- // Get amount as integer
- value = Integer.valueOf(amount);
- } catch (final NumberFormatException e) {
- // Bat input
- throw new IllegalArgumentException(e);
- }
-
- // Calculate price
- float price = (product.getPrice() * value);
-
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},price={1} - EXIT!", product.getName(), price)); //NOI18N
-
- // Then multiply it with price
- return price;
- }
-
- /**
- * Checks whether the given product is choosen, request overules session.
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Whether the product is choosen
- */
- @Override
- public boolean isProductChoosen (final Product product, final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Get choosen
- String choosen = this.handleChooseFromRequestSession(product, request, session);
- this.getLogger().debug(MessageFormat.format("product={0},choosen={1}", product.getName(), choosen)); //NOI18N
-
- // Must not be null
- assert(choosen instanceof String): "choosen is null"; //NOI18N
-
- // Is it not choosen?
- if (choosen.isEmpty()) {
- // Not choosen
- return false;
- }
-
- // Get amount
- String amount = this.handleAmountFromRequestSession(product, request, session);
-
- // Must not be null
- assert(amount instanceof String): "amount is not set"; //NOI18N
-
- // Trace message
- this.getLogger().trace(MessageFormat.format("amount={0} - EXIT!", amount)); //NOI18N
-
- // Must not be empty and not 0
- return (!amount.isEmpty() && !"0".equals(amount)); //NOI18N
- }
-
- /**
- * Calculates total price of all choosen products
- *
- * @param request Request instance
- * @param session Session instance
- * @return Total price of all choosen products
- */
- @Override
- public float calculateTotalPrice (final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("request={0},session={1} - CALLED!", request, session)); //NOI18N
-
- // Is product and session set?
- if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Init total price
- float totalPrice = 0.00f;
-
- // Get iterator
- Iterator<Map.Entry<String, Product>> iterator = this.getProductsIterator();
-
- // Walk through all products
- while (iterator.hasNext()) {
- // Get entry
- Map.Entry<String, Product> entry = iterator.next();
-
- // Get product instance
- Product product = entry.getValue();
-
- // Is this choosen?
- if (product.isChoosen()) {
- // Then add product's total price
- this.getLogger().debug(MessageFormat.format("Calling getTotalPositionPriceFromRequestSession({0},request,session) ...", product.getName())); //NOI18N
- totalPrice += this.getTotalPositionPriceFromRequestSession(product, request, session);
- }
- this.getLogger().debug(MessageFormat.format("product={0},totalPrice={1}", product.getName(), totalPrice)); //NOI18N
- }
-
- // Trace message
- this.getLogger().trace(MessageFormat.format(" totalPrice={0} - EXIT!", totalPrice)); //NOI18N
-
- // Return total price
- return totalPrice;
- }
-
- /**
- * Calculates total amount of all choosen products
- *
- * @param request Request instance
- * @param session Session instance
- * @return Total amount of all choosen products
- */
- @Override
- public int calculateTotalAmount (final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("request={0},session={1} - CALLED!", request, session)); //NOI18N
-
- // Is product and session set?
- if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Init total price
- int totalAmount = 0;
-
- // Get iterator
- Iterator<Map.Entry<String, Product>> iterator = this.getProductsIterator();
-
- // Walk through all products
- while (iterator.hasNext()) {
- // Get entry
- Map.Entry<String, Product> entry = iterator.next();
-
- // Get product instance
- Product product = entry.getValue();
-
- // Is this choosen?
- if (product.isChoosen()) {
- // Then add ordered amount
- this.getLogger().debug(MessageFormat.format("Counting {0} ...", product.getName())); //NOI18N
-
- // Getting amount
- String amount = this.getAmountFromSession(product, session);
-
- // Add it up
- this.getLogger().debug(MessageFormat.format("amount={0}", amount)); //NOI18N
- totalAmount += Integer.valueOf(amount);
- }
- this.getLogger().debug(MessageFormat.format("product={0},totalAmount={1}", product.getName(), totalAmount)); //NOI18N
- }
-
- // Trace message
- this.getLogger().trace(MessageFormat.format("totalAmount={0} - EXIT!", totalAmount)); //NOI18N
-
- // Return total price
- return totalAmount;
- }
-
- /**
- * Some "getter" for HTML code 'checked="checked"' if the product is choosen
- *
- * @param product Product instance
- * @param request Request instance
- * @param session Session instance
- * @return Whether the product is choosen
- */
- @Override
- public String getCheckedHtmlFromProduct (final Product product, final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},request={1},session={2} - CALLED!", product, request, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // First let's check if the product is choosen
- if (this.isProductChoosen(product, request, session)) {
- // Trace message
- this.getLogger().trace("Returning checked=\"checked\" - EXIT!"); //NOI18N
-
- // Is choosen
- return "checked=\"checked\""; //NOI18N
- } else {
- // Trace message
- this.getLogger().trace("Returning empty string - EXIT!"); //NOI18N
-
- // Not choosen
- return ""; //NOI18N
- }
- }
-
- /**
- * Some "getter" for HTML code 'disabled="disabled"' for e.g. submit buttons
- *
- * @param request Request instance
- * @param session Session instance
- * @return Whether the product is choosen
- */
- @Override
- public String getDisabledHtmlFromSession (final HttpServletRequest request, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("request={0},session={1} - CALLED!", request, session)); //NOI18N
-
- // Is product and session set?
- if (request == null) {
- // Not set
- throw new NullPointerException("request is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Is something selected?
- if (this.calculateTotalAmount(request, session) > 0) {
- // Trace message
- this.getLogger().trace("Returning empty string - EXIT!"); //NOI18N
-
- // Something has been choosen
- return ""; //NOI18N
- } else {
- // Trace message
- this.getLogger().trace("Returning disabled=\"disabled\" - EXIT!"); //NOI18N
-
- // Nothing choosen yet
- return "disabled=\"disabled\""; //NOI18N
- }
- }
-
- /**
- * Marks given product as ordered in session
- *
- * @param product Product to mark as ordered
- * @param session Session instance
- */
- @Override
- public void markProductAsOrdered(final Product product, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Mark it as ordered by setting flag
- this.getLogger().debug(MessageFormat.format("Marking product={0} as ordered.", product.getName())); //NOI18N
- this.setValueInSession(product, session, SESSION_ORDERED, "true"); //NOI18N
-
- // Trace message
- this.getLogger().trace("EXIT!"); //NOI18N
- }
-
- /**
- * Unmarks given product as ordered in session
- *
- * @param product Product to unmark as ordered
- * @param session Session instance
- */
- @Override
- public void unmarkProductAsOrdered(final Product product, final HttpSession session) {
- // Trace message
- this.getLogger().trace(MessageFormat.format("product={0},session={1} - CALLED!", product, session)); //NOI18N
-
- // Is product and session set?
- if (product == null) {
- // Not set
- throw new NullPointerException("product is null"); //NOI18N
- } else if (session == null) {
- // Not set
- throw new NullPointerException("session is null"); //NOI18N
- }
-
- // Mark it as ordered by setting flag
- this.getLogger().debug(MessageFormat.format("Unmarking product={0} as ordered.", product.getName())); //NOI18N
- this.clearSessionAttribute(product, session, SESSION_ORDERED);
-
- // Trace message
- this.getLogger().trace("EXIT!"); //NOI18N
- }
-}
+++ /dev/null
-/*
- * Copyright (C) 2015 Roland Haeder
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package org.mxchange.pizzaservice.product;
-
-import java.text.MessageFormat;
-import org.mxchange.jcore.BaseFrameworkSystem;
-
-/**
- *
- * @author Roland Haeder
- */
-public class PizzaProduct extends BaseFrameworkSystem implements Product {
- /**
- * Whether this product is choosen (default: false)
- */
- private boolean choosen = false;
-
- /**
- * Name of product
- */
- private String name;
-
- /**
- * Price of product
- */
- private float price;
-
- /**
- * Title of product
- */
- private String title;
-
- /**
- * Constructor for products with a name and a price.
- *
- * @param name Name of product
- * @param title Name of product
- * @param price Price
- */
- public PizzaProduct (final String name, final String title, final float price) {
- this.setName(name);
- this.setTitle(title);
- this.setPrice(price);
- }
-
- /**
- * Name of product
- * @return the name
- */
- @Override
- public final String getName () {
- return this.name;
- }
-
- /**
- * Name of product
- * @param name the name to set
- */
- protected final void setName (final String name) {
- this.name = name;
- }
-
- /**
- * Price of product
- * @return the price
- */
- @Override
- public final float getPrice () {
- return this.price;
- }
-
- /**
- * Price of product
- * @param price the price to set
- */
- protected final void setPrice (final float price) {
- this.price = price;
- }
-
- /**
- * Title of product
- * @return the title
- */
- @Override
- public final String getTitle () {
- return this.title;
- }
-
- /**
- * Title of product
- * @param title the title to set
- */
- protected final void setTitle (final String title) {
- this.title = title;
- }
-
- /**
- * Whether this product is choosen (default: false)
- *
- * @return the choosen
- */
- @Override
- public final boolean isChoosen () {
- return this.choosen;
- }
-
- /**
- * Whether this product is choosen (default: false)
- * @param choosen the choosen to set
- */
- protected final void setChoosen (boolean choosen) {
- this.choosen = choosen;
- }
-
- /**
- * Marks product as choosen
- */
- @Override
- public void markAsChoosen () {
- // Set it
- this.getLogger().debug(MessageFormat.format("product={0} marked as choosen.", this.getName()));
- this.setChoosen(true);
- }
-}
+++ /dev/null
-/*
- * Copyright (C) 2015 Roland Haeder
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package org.mxchange.pizzaservice.product;
-
-import org.mxchange.jcore.FrameworkInterface;
-
-/**
- *
- * @author Roland Haeder
- */
-public interface Product extends FrameworkInterface {
- /**
- * Getter for name, suitable for form fields.
- *
- * @return Name of product
- */
- public String getName ();
-
- /**
- * Getter for title.
- *
- * @return Title of product
- */
- public String getTitle ();
-
- /**
- * Getter for raw price.
- *
- * @return Single price of product
- */
- public float getPrice ();
-
- /**
- * Whether this product is choosen (default: false)
- *
- * @return the choosen
- */
- public boolean isChoosen ();
-
- /**
- * Marks product as choosen
- */
- public void markAsChoosen ();
-}
--%>
<%@page errorPage="errorHandler.jsp" %>
-<%@page import="org.mxchange.pizzaservice.application.PizzaServiceApplication"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaServiceApplication"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de" lang="de">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="style.css" type="text/css"/>
<title><%=PizzaServiceApplication.MAIN_TITLE%> - Sitzung beenden</title>
</head>
Author : Roland Haeder
--%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaApplication"%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaServiceApplication"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaApplication"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaServiceApplication"%>
<%@page import="java.io.PrintWriter"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt" %>
<jsp:useBean id="date" class="java.util.Date" /><%
- // Init service instance
- PizzaApplication service = PizzaService.getInstance(application);
+ // Init application instance
+ PizzaApplication app = PizzaServiceApplication.getInstance(application);
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de" lang="de">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="style.css" type="text/css"/>
<title><%=PizzaServiceApplication.MAIN_TITLE%> - Fehler</title>
</head>
Author : Roland Haeder
--%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaApplication"%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaServiceApplication"%>
<%@page errorPage="errorHandler.jsp" %>
+<%@page contentType="text/html" pageEncoding="UTF-8"%>
+
<%@page import="java.util.Map"%>
<%@page import="java.util.Iterator"%>
-<%@page import="org.mxchange.pizzaservice.product.Product"%>
-<%@page contentType="text/html" pageEncoding="UTF-8"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaApplication"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaServiceApplication"%>
+<%@page import="org.mxchange.pizzaapplication.customer.Customer" %>
+<%@page import="org.mxchange.pizzaapplication.product.Product"%>
+
+<jsp:useBean id="customer" scope="request" class="org.mxchange.pizzaapplication.customer.bean.CustomerBean" type="Customer" />
+<jsp:setProperty name="customer" property="*" />
<%
- // Init service instance
- PizzaApplication service = PizzaServiceApplication.getInstance(application);
+ // Init application instance
+ PizzaApplication app = PizzaServiceApplication.getInstance(application);
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de" lang="de">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="style.css" type="text/css"/>
<title><%=PizzaServiceApplication.MAIN_TITLE%> - Vielen Dank!</title>
</head>
<tbody class="table_body">
<%
// Get iterator from products
- Iterator<Map.Entry<String, Product>> iterator = service.getProductsIterator();
+ Iterator<Map.Entry<String, Product>> iterator = app.getProductsIterator();
// Iterate over all
while (iterator.hasNext()) {
Product product = entry.getValue();
// Mark product as ordered
- service.markProductAsOrdered(product, session);
+ app.markProductAsOrdered(product, session);
%>
<tr>
<td>
- <%=service.getPrintableChoosenFromRequestSession(product, request, session)%>
+ <%=app.getPrintableChoosenFromRequestSession(product, request, session)%>
</td>
<td>
- <%=service.handleAmountFromRequestSession(product, request, session)%>
+ <%=app.handleAmountFromRequestSession(product, request, session)%>
</td>
<td>
<%=product.getTitle()%>
<%=product.getPrice()%>
</td>
<td>
- <%=service.getTotalPositionPriceFromRequestSession(product, request, session)%>
+ <%=app.getTotalPositionPriceFromRequestSession(product, request, session)%>
</td>
</tr>
<%
}
- float totalPrice = service.calculateTotalPrice(request, session);
+ float totalPrice = app.calculateTotalPrice(request, session);
%>
<tr>
<td id="table_total_amount_left">
Menge:
</td>
<td id="table_total_amount_right">
- <%=service.calculateTotalAmount(request, session)%>
+ <%=app.calculateTotalAmount(request, session)%>
</td>
<td class="spacer">
<tr>
<td colspan="5" class="table_footer">
<%
- if (("POST".equals(request.getMethod())) && (service.calculateTotalAmount(request, session) > 0)) {
+ if (("POST".equals(request.getMethod())) && (app.calculateTotalAmount(request, session) > 0)) {
out.print("Ihre Bestellung ist eingegangen.");
synchronized(session) {
- session.invalidate();
+ //session.invalidate();
}
} else {
// Nothing ordered
<%@page errorPage="errorHandler.jsp" %>
<%@page import="java.util.Map"%>
<%@page import="java.util.Iterator"%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaServiceApplication"%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaApplication"%>
-<%@page import="org.mxchange.pizzaservice.product.Product"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaServiceApplication"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaApplication"%>
+<%@page import="org.mxchange.pizzaapplication.product.Product"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%
- // Init service instance
- PizzaApplication service = PizzaServiceApplication.getInstance(application);
+ // Init application instance
+ PizzaApplication app = PizzaServiceApplication.getInstance(application);
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de" lang="de">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="style.css" type="text/css"/>
<title><%=PizzaServiceApplication.MAIN_TITLE%> - Eingangsseite</title>
</head>
</th>
</tr>
</thead>
+
<tbody class="table_body">
<%
// Get iterator from products
- Iterator<Map.Entry<String, Product>> iterator = service.getProductsIterator();
+ Iterator<Map.Entry<String, Product>> iterator = app.getProductsIterator();
// Iterate over all
while (iterator.hasNext()) {
// Get product
Product product = entry.getValue();
- service.unmarkProductAsOrdered(product, session);
+ app.unmarkProductAsOrdered(product, session);
%>
<tr>
<td>
- <input type="checkbox" name="<%=String.format(PizzaApplication.HTTP_PARAM_MASK, PizzaApplication.HTTP_PARAM_CHOOSE, product.getName())%>" value="1" <%=service.getCheckedHtmlFromProduct(product, request, session)%> />
+ <input type="checkbox" name="<%=String.format(PizzaApplication.HTTP_PARAM_MASK, PizzaApplication.HTTP_PARAM_CHOOSE, product.getName())%>" value="1" <%=app.getCheckedHtmlFromProduct(product, request, session)%> />
</td>
<td>
- <input type="text" name="<%=String.format(PizzaApplication.HTTP_PARAM_MASK, PizzaApplication.HTTP_PARAM_AMOUNT, product.getName())%>" value="<%=service.getAmountFromSession(product, session)%>" size="3" maxlength="20" />
+ <input type="text" name="<%=String.format(PizzaApplication.HTTP_PARAM_MASK, PizzaApplication.HTTP_PARAM_AMOUNT, product.getName())%>" value="<%=app.getAmountFromSession(product, session)%>" size="3" maxlength="20" />
</td>
<td>
<%=product.getTitle()%>
<%
}
%>
+
<tr>
<td colspan="4" class="table_footer">
<input type="reset" value="Formular zurücksetzen" />
<%@page errorPage="errorHandler.jsp" %>
<%@page import="java.util.Iterator"%>
<%@page import="java.util.Map"%>
-<%@page import="org.mxchange.pizzaservice.product.Product"%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaApplication"%>
-<%@page import="org.mxchange.pizzaservice.application.PizzaServiceApplication"%>
+<%@page import="org.mxchange.pizzaapplication.product.Product"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaApplication"%>
+<%@page import="org.mxchange.pizzaapplication.application.PizzaServiceApplication"%>
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<%
- // Init service instance
- PizzaApplication service = PizzaServiceApplication.getInstance(application);
+ // Init application instance
+ PizzaApplication app = PizzaServiceApplication.getInstance(application);
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="de" lang="de">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+ <link rel="stylesheet" href="style.css" type="text/css"/>
<title><%=PizzaServiceApplication.MAIN_TITLE%> - Bestellung anzeigen</title>
</head>
<tbody class="table_body">
<%
// Get iterator from products
- Iterator<Map.Entry<String, Product>> iterator = service.getProductsIterator();
+ Iterator<Map.Entry<String, Product>> iterator = app.getProductsIterator();
// Iterate over all
while (iterator.hasNext()) {
%>
<tr>
<td>
- <%=service.getPrintableChoosenFromRequestSession(product, request, session)%>
+ <%=app.getPrintableChoosenFromRequestSession(product, request, session)%>
</td>
<td>
- <%=service.handleAmountFromRequestSession(product, request, session)%>
+ <%=app.handleAmountFromRequestSession(product, request, session)%>
</td>
<td>
<%=product.getTitle()%>
<%=product.getPrice()%>
</td>
<td>
- <%=service.getTotalPositionPriceFromRequestSession(product, request, session)%>
+ <%=app.getTotalPositionPriceFromRequestSession(product, request, session)%>
</td>
</tr>
<%
// Is it choosen and amount set?
- if (service.isProductChoosen(product, request, session)) {
+ if (app.isProductChoosen(product, request, session)) {
// Then mark it as choosen
product.markAsChoosen();
- service.unmarkProductAsOrdered(product, session);
+ app.unmarkProductAsOrdered(product, session);
}
}
%>
Menge:
</td>
<td id="table_total_amount_right">
- <%=service.calculateTotalAmount(request, session)%>
+ <%=app.calculateTotalAmount(request, session)%>
</td>
<td class="spacer">
Gesamtpreis:
</td>
<td id="table_total_sum_right">
- <%=service.calculateTotalPrice(request, session)%>
+ <%=app.calculateTotalPrice(request, session)%>
+ </td>
+ </tr>
+
+ <tr>
+ <td colspan="5">
+ <fieldset title="Bitte geben Sie Ihre Daten ein.">
+ <legend>Bitte Ihre Daten eingeben:</legend>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="surname">Vorname:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="surname" name="surname" size="10" maxlength="255" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="family_name">Nachname:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="family_name" name="family_name" size="10" maxlength="255" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="street">Straße:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="street" name="street" size="10" maxlength="255" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="housenumber">Hausnummer:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="housenumber" name="housenumber" size="10" maxlength="255" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="zip_code">Postleitzahl:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="zip_code" name="zip_code" size="5" maxlength="6" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="city">Ort:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="city" name="city" size="10" maxlength="255" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+
+ <div class="data_row">
+ <div class="data_left">
+ <label for="phone_number">Telefon:</label>
+ </div>
+ <div class="data_right">
+ <input type="text" id="phone_number" name="phone_number" size="10" maxlength="255" <%=app.getDisabledHtmlFromSession(request, session)%> />
+ </div>
+ <div class="clear"></div>
+ </div>
+ </fieldset>
</td>
</tr>
<tr>
<td colspan="5" class="table_footer">
- <input type="submit" name="send" value="Bestellung abschliessen" <%=service.getDisabledHtmlFromSession(request, session)%> />
+ <input type="submit" name="send" value="Bestellung abschliessen" <%=app.getDisabledHtmlFromSession(request, session)%> />
</td>
</tr>
</tbody>
--- /dev/null
+
+.data_row {
+ width: 100%;
+}
+
+.data_left {
+ width: 100px;
+ float: left;
+}
+
+.data_right {
+ width: 100px;
+ float: right;
+}
+
+.clear {
+ clear: both;
+}
+
+/*
+ Debug only:
+div {
+ border: 1px solid #ff0000;
+}
+*/
projects / pizzaservice-war.git / commitdiff