From: Roland Haeder Date: Thu, 6 Aug 2015 07:13:39 +0000 (+0200) Subject: Initial commit X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=17f3444497f0c97620114c5dfdcaa9c039510936;p=pizzaservice-war.git Initial commit Signed-off-by:Roland Häder --- 17f3444497f0c97620114c5dfdcaa9c039510936 diff --git a/.gitignore b/.gitignore new file mode 100644 index 00000000..f91a00bd --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +/nbproject/ +/manifest.mf +/build/ +/dist/ +/*.properties diff --git a/build.xml b/build.xml new file mode 100644 index 00000000..bddac8f2 --- /dev/null +++ b/build.xml @@ -0,0 +1,71 @@ + + + + + + + + + + + Builds, tests, and runs the project PizzaService. + + + diff --git a/config.properties b/config.properties new file mode 100644 index 00000000..216a1253 --- /dev/null +++ b/config.properties @@ -0,0 +1,7 @@ +#This file is automatically generated. You may wish to alter it. +#Wed Aug 05 13:25:17 CEST 2015 +org.mxchange.pizzaservice.database.mysql.password= +org.mxchange.pizzaservice.database.mysql.login= +org.mxchange.pizzaservice.database.backendType=base64csv +org.mxchange.pizzaservice.database.mysql.dbname=test +org.mxchange.pizzaservice.database.mysql.host=localhost diff --git a/lib/CopyLibs/org-netbeans-modules-java-j2seproject-copylibstask.jar b/lib/CopyLibs/org-netbeans-modules-java-j2seproject-copylibstask.jar new file mode 100644 index 00000000..eaf6790a Binary files /dev/null and b/lib/CopyLibs/org-netbeans-modules-java-j2seproject-copylibstask.jar differ diff --git a/lib/log4j-api-2.3.jar b/lib/log4j-api-2.3.jar new file mode 100644 index 00000000..2a61bbee Binary files /dev/null and b/lib/log4j-api-2.3.jar differ diff --git a/lib/log4j-core-2.3.jar b/lib/log4j-core-2.3.jar new file mode 100644 index 00000000..5438b0b9 Binary files /dev/null and b/lib/log4j-core-2.3.jar differ diff --git a/lib/nblibraries.properties b/lib/nblibraries.properties new file mode 100644 index 00000000..6d0afb59 --- /dev/null +++ b/lib/nblibraries.properties @@ -0,0 +1,4 @@ +libs.CopyLibs.classpath=\ + ${base}/CopyLibs/org-netbeans-modules-java-j2seproject-copylibstask.jar +libs.CopyLibs.displayName=CopyLibs Task +libs.CopyLibs.prop-version=2.0 diff --git a/src/conf/MANIFEST.MF b/src/conf/MANIFEST.MF new file mode 100644 index 00000000..59499bce --- /dev/null +++ b/src/conf/MANIFEST.MF @@ -0,0 +1,2 @@ +Manifest-Version: 1.0 + diff --git a/src/java/log4j2.xml b/src/java/log4j2.xml new file mode 100644 index 00000000..d5452877 --- /dev/null +++ b/src/java/log4j2.xml @@ -0,0 +1,29 @@ + + + + + + + + + + + + + + diff --git a/src/java/org/mxchange/localization/bundle_de_DE.properties b/src/java/org/mxchange/localization/bundle_de_DE.properties new file mode 100644 index 00000000..4b4c3c2d --- /dev/null +++ b/src/java/org/mxchange/localization/bundle_de_DE.properties @@ -0,0 +1,14 @@ +# 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 . diff --git a/src/java/org/mxchange/localization/bundle_en_US.properties b/src/java/org/mxchange/localization/bundle_en_US.properties new file mode 100644 index 00000000..4b4c3c2d --- /dev/null +++ b/src/java/org/mxchange/localization/bundle_en_US.properties @@ -0,0 +1,14 @@ +# 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 . diff --git a/src/java/org/mxchange/pizzaservice/product/PizzaProduct.java b/src/java/org/mxchange/pizzaservice/product/PizzaProduct.java new file mode 100644 index 00000000..fe14f93a --- /dev/null +++ b/src/java/org/mxchange/pizzaservice/product/PizzaProduct.java @@ -0,0 +1,106 @@ +/* + * 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 . + */ +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 final String name; + + /** + * Price of product + */ + private final float price; + + /** + * Title of product + */ + private final 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.name = name; + this.title = title; + this.price = price; + } + + /** + * Name of product + * @return the name + */ + @Override + public String getName () { + return this.name; + } + + /** + * Price of product + * @return the price + */ + @Override + public Float getPrice () { + return this.price; + } + + /** + * Title of product + * @return the title + */ + @Override + public String getTitle () { + return this.title; + } + + /** + * Whether this product is choosen (default: false) + * + * @return the choosen + */ + @Override + public boolean isChoosen () { + return this.choosen; + } + + /** + * Marks product as choosen + */ + @Override + public void markAsChoosen () { + // Set it + this.getLogger().debug(MessageFormat.format("product={0} marked as choosen.", this.getName())); + this.choosen = true; + } +} diff --git a/src/java/org/mxchange/pizzaservice/product/Product.java b/src/java/org/mxchange/pizzaservice/product/Product.java new file mode 100644 index 00000000..126d6aac --- /dev/null +++ b/src/java/org/mxchange/pizzaservice/product/Product.java @@ -0,0 +1,58 @@ +/* + * 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 . + */ +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 (); +} diff --git a/src/java/org/mxchange/pizzaservice/service/PizzaService.java b/src/java/org/mxchange/pizzaservice/service/PizzaService.java new file mode 100644 index 00000000..23ccb423 --- /dev/null +++ b/src/java/org/mxchange/pizzaservice/service/PizzaService.java @@ -0,0 +1,921 @@ +/* + * 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 . + */ +package org.mxchange.pizzaservice.service; + +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 PizzaService extends BaseFrameworkSystem implements Service { + /** + * Main title + */ + public static final String MAIN_TITLE = "Pizza-Service"; + + /** + * Product list + */ + private final SortedMap 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 Service getInstance (final ServletContext application) throws ServletException { + // Trace message + new PizzaService().getLogger().trace(MessageFormat.format("application={0} - CALLED!", application)); //NOI18N + + if (application == null) { + // Not set + throw new NullPointerException("application is null"); //NOI18N + } + + // Init instance + PizzaService instance = null; + + // Get instance from servlet + Object object = application.getAttribute("service"); //NOI18N + + // Is it set? + if (object instanceof PizzaService) { + // Instance is set, so casting should work + instance = (PizzaService) 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 PizzaService(); + + // 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 PizzaService () { + // Init products instance + this.products = new TreeMap<>(); + + // Fill products list + this.fillProductsList(); + } + + /** + * Getter for product (list) iterator + * + * @return An interator on all listed products + */ + @Override + public Iterator> 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}", 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 PizzaService().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> iterator = this.getProductsIterator(); + + // Run over it + while (iterator.hasNext()) { + // Get product instance + Map.Entry 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> iterator = this.getProductsIterator(); + + // Walk through all products + while (iterator.hasNext()) { + // Get entry + Map.Entry 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> iterator = this.getProductsIterator(); + + // Walk through all products + while (iterator.hasNext()) { + // Get entry + Map.Entry 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("request=" + request + ",session=" + session + " - CALLED!"); //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 + } +} diff --git a/src/java/org/mxchange/pizzaservice/service/Service.java b/src/java/org/mxchange/pizzaservice/service/Service.java new file mode 100644 index 00000000..383e21d1 --- /dev/null +++ b/src/java/org/mxchange/pizzaservice/service/Service.java @@ -0,0 +1,179 @@ +/* + * 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 . + */ +package org.mxchange.pizzaservice.service; + +import java.util.Iterator; +import java.util.Map; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpSession; +import org.mxchange.jcore.FrameworkInterface; +import org.mxchange.pizzaservice.product.Product; + +/** + * + * @author Roland Haeder + */ +public interface Service extends FrameworkInterface { + /** + * 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> 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); +} diff --git a/web/WEB-INF/glassfish-web.xml b/web/WEB-INF/glassfish-web.xml new file mode 100644 index 00000000..13e0059f --- /dev/null +++ b/web/WEB-INF/glassfish-web.xml @@ -0,0 +1,10 @@ + + + + + + + Keep a copy of the generated servlet class' java code. + + + diff --git a/web/WEB-INF/web.xml b/web/WEB-INF/web.xml new file mode 100644 index 00000000..764689af --- /dev/null +++ b/web/WEB-INF/web.xml @@ -0,0 +1,11 @@ + + + + + 30 + + + + index.jsp + + diff --git a/web/bye.jsp b/web/bye.jsp new file mode 100644 index 00000000..b14fc10d --- /dev/null +++ b/web/bye.jsp @@ -0,0 +1,52 @@ +<%-- + Document : bye + Created on : 05.08.2015, 10:51:14 + Author : Roland Haeder +--%> + +<%@page errorPage="errorHandler.jsp" %> +<%@page import="org.mxchange.pizzaservice.service.PizzaService"%> + + + + + + <%=PizzaService.MAIN_TITLE%> - Sitzung beenden + + + +
+

<%=PizzaService.MAIN_TITLE%> - Sitzung beenden

+
+ + + +
+
+

Situng beenden:

+
+ +
+ <% + synchronized (session) { + if (!session.isNew()) { + // Not new session + session.invalidate(); + out.println("Sitzung beendet."); + } else { + // New session + out.println("Sitzung bereits beendet."); + } + } + %> +
+
+ + diff --git a/web/errorHandler.jsp b/web/errorHandler.jsp new file mode 100644 index 00000000..e526857f --- /dev/null +++ b/web/errorHandler.jsp @@ -0,0 +1,55 @@ +<%-- + Document : errorHandler + Created on : 05.08.2015, 12:06:39 + Author : Roland Haeder +--%> + +<%@page import="java.io.PrintWriter"%> +<%@page import="org.mxchange.pizzaservice.service.PizzaService"%> +<%@page import="org.mxchange.pizzaservice.service.Service"%> +<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %> +<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt" %> +<% + // Init service instance + Service service = PizzaService.getInstance(application); +%> + + + + + <%=PizzaService.MAIN_TITLE%> - Fehler + + + +
+

<%=PizzaService.MAIN_TITLE%> - Fehler

+
+ + + +
+
+

An error occured:

+
+ +
+ Unfortunately an unexpected error has occurred. Below you can find the error details. +
    +
  • Timestamp:
    • +
  • Action:
    • +
  • Exception:
    • +
  • Message:
    • +
  • Status code:
    • +
  • User agent:
    • +
+
+
+ + diff --git a/web/finished.jsp b/web/finished.jsp new file mode 100644 index 00000000..2325e0d2 --- /dev/null +++ b/web/finished.jsp @@ -0,0 +1,141 @@ +<%-- + Document : finished + Created on : 04.08.2015, 10:55:47 + Author : Roland Haeder +--%> + +<%@page errorPage="errorHandler.jsp" %> +<%@page import="java.util.Map"%> +<%@page import="java.util.Iterator"%> +<%@page import="org.mxchange.pizzaservice.product.Product"%> +<%@page import="org.mxchange.pizzaservice.service.PizzaService"%> +<%@page import="org.mxchange.pizzaservice.service.Service"%> +<%@page contentType="text/html" pageEncoding="UTF-8"%> + +<% + // Init service instance + Service service = PizzaService.getInstance(application); +%> + + + + + <%=PizzaService.MAIN_TITLE%> - Vielen Dank! + + + +
+

<%=PizzaService.MAIN_TITLE%> - Vielen Dank!

+
+ + + +
+
+

Folgendes haben Sie bestellt:

+
+ +
+ + + + + + + + + + + + <% + // Get iterator from products + Iterator> iterator = service.getProductsIterator(); + + // Iterate over all + while (iterator.hasNext()) { + // Get entry + Map.Entry entry = iterator.next(); + + // Get product + Product product = entry.getValue(); + + // Mark product as ordered + service.markProductAsOrdered(product, session); + %> + + + + + + + + <% + } + float totalPrice = service.calculateTotalPrice(request, session); + %> + + + + + + + + + + + + +
+ Bestellen? + + Anzahl: + + Produkt: + + Einzelpreis: + + Zwischensumme: +
+ <%=service.getPrintableChoosenFromRequestSession(product, request, session)%> + + <%=service.handleAmountFromRequestSession(product, request, session)%> + + <%=product.getTitle()%> + + <%=product.getPrice()%> + + <%=service.getTotalPositionPriceFromRequestSession(product, request, session)%> +
+ Menge: + + <%=service.calculateTotalAmount(request, session)%> + +   + + Gesamtpreis: + + <%=totalPrice%> +
+ <% + if (("POST".equals(request.getMethod())) && (service.calculateTotalAmount(request, session) > 0)) { + out.print("Ihre Bestellung ist eingegangen."); + synchronized(session) { + session.invalidate(); + } + } else { + // Nothing ordered + out.print("Keine Bestellung aufgegeben."); + } + %> +
+
+
+ + diff --git a/web/index.jsp b/web/index.jsp new file mode 100644 index 00000000..3b8890b8 --- /dev/null +++ b/web/index.jsp @@ -0,0 +1,107 @@ +<%-- + Document : index + Created on : 04.08.2015, 10:33:10 + Author : Roland Haeder +--%> + +<%@page errorPage="errorHandler.jsp" %> +<%@page import="java.util.Map"%> +<%@page import="java.util.Iterator"%> +<%@page import="org.mxchange.pizzaservice.service.Service"%> +<%@page import="org.mxchange.pizzaservice.product.Product"%> +<%@page import="org.mxchange.pizzaservice.service.PizzaService"%> +<%@page contentType="text/html" pageEncoding="UTF-8"%> + +<% + // Init service instance + Service service = PizzaService.getInstance(application); +%> + + + + + <%=PizzaService.MAIN_TITLE%> - Eingangsseite + + + +
+

<%=PizzaService.MAIN_TITLE%> - Eingangsseite

+
+ + + +
+
+

Folgendes kann bestellt werden:

+
+ +
+
+ + + + + + + + + + + <% + // Get iterator from products + Iterator> iterator = service.getProductsIterator(); + + // Iterate over all + while (iterator.hasNext()) { + // Get entry + Map.Entry entry = iterator.next(); + + // Get product + Product product = entry.getValue(); + service.unmarkProductAsOrdered(product, session); + %> + + + + + + + <% + } + %> + + + + +
+ Bestellen? + + Anzahl: + + Produkt: + + Einzelpreis: +
+ /> + + + + <%=product.getTitle()%> + + <%=product.getPrice()%> +
+ + +
+
+
+
+ + diff --git a/web/order.jsp b/web/order.jsp new file mode 100644 index 00000000..c59fa351 --- /dev/null +++ b/web/order.jsp @@ -0,0 +1,135 @@ +<%-- + Document : order + Created on : 04.08.2015, 10:55:10 + Author : Roland Haeder +--%> + +<%@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.service.Service"%> +<%@page import="org.mxchange.pizzaservice.service.PizzaService"%> +<%@page contentType="text/html" pageEncoding="UTF-8"%> + +<% + // Init service instance + Service service = PizzaService.getInstance(application); +%> + + + + + <%=PizzaService.MAIN_TITLE%> - Bestellung anzeigen + + + +
+

<%=PizzaService.MAIN_TITLE%> - Bestellung anzeigen

+
+ + + +
+
+

Folgendes möchten Sie bestellen:

+
+ +
+
+ + + + + + + + + + + + <% + // Get iterator from products + Iterator> iterator = service.getProductsIterator(); + + // Iterate over all + while (iterator.hasNext()) { + // Get entry + Map.Entry entry = iterator.next(); + + // Get product + Product product = entry.getValue(); + %> + + + + + + + + <% + // Is it choosen and amount set? + if (service.isProductChoosen(product, request, session)) { + // Then mark it as choosen + product.markAsChoosen(); + service.unmarkProductAsOrdered(product, session); + } + } + %> + + + + + + + + + + + + +
+ Bestellen? + + Anzahl: + + Produkt: + + Einzelpreis: + + Zwischensumme: +
+ <%=service.getPrintableChoosenFromRequestSession(product, request, session)%> + + <%=service.handleAmountFromRequestSession(product, request, session)%> + + <%=product.getTitle()%> + + <%=product.getPrice()%> + + <%=service.getTotalPositionPriceFromRequestSession(product, request, session)%> +
+ Menge: + + <%=service.calculateTotalAmount(request, session)%> + +   + + Gesamtpreis: + + <%=service.calculateTotalPrice(request, session)%> +
+ /> +
+
+
+
+ +