+++ /dev/null
-/*
- * Copyright (C) 2016, 2017 Roland Häder
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero 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 Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-package org.mxchange.pizzaapplication.model.receipt;
-
-import java.text.MessageFormat;
-import java.util.Locale;
-import java.util.MissingResourceException;
-import java.util.ResourceBundle;
-import javax.ejb.Stateless;
-import javax.faces.application.FacesMessage;
-import javax.faces.context.FacesContext;
-import javax.naming.Context;
-import javax.naming.InitialContext;
-import javax.naming.NamingException;
-import org.mxchange.jcoreee.database.BaseDatabaseBean;
-import org.mxchange.jcustomercore.model.customer.Customer;
-import org.mxchange.jshopcore.model.receipt.ReceiptBeanRemote;
-import org.mxchange.jshopcore.model.receipt.WrapableReceipt;
-import org.mxchange.jshopreceipt.receipt.PdfReceiptBeanLocal;
-import org.mxchange.jshopreceipt.receipt.Receipt;
-
-/**
- * A stateless session-scoped bean for producing official receipts in Abobe's whacky
- * binary format. This class uses GNUjpdf which allows using ordinary graphic
- * libraries.
- * <p>
- * @author Roland Häder<roland@mxchange.org>
- */
-@Stateless (name = "pdf", description = "A bean creating PDF receipts")
-public abstract class PdfReceiptSessionBean extends BaseDatabaseBean implements ReceiptBeanRemote {
-
- /**
- * Serial number
- */
- private static final long serialVersionUID = 384_578_171_659_628L;
-
- /**
- * Access key
- */
- private String accessKey;
-
- /**
- * Customer instance
- */
- private Customer customer;
-
- /**
- * PDF receipt injection
- */
- @Receipt
- private PdfReceiptBeanLocal pdfReceiptBeanLocal;
-
- /**
- * Default constructor
- */
- public PdfReceiptSessionBean () {
- // Call super constructor
- super();
-
- try {
- // Get initial context
- Context context = new InitialContext();
-
- // Lookup pdf receipt
- this.pdfReceiptBeanLocal = (PdfReceiptBeanLocal) context.lookup("java:global/jshop-receipt-ejb/pdf-receipt!org.mxchange.jshopreceipt.receipt.PdfReceiptBeanLocal"); //NOI18N
- } catch (final NamingException ex) {
- // Continue to throw
- throw new RuntimeException(MessageFormat.format("context.lookup() failed: {0}", ex.getMessage()), ex); //NOI18N
- }
- }
-
- @Override
- public WrapableReceipt createReceiptFromAccessKey (final String accessKey) {
- // Trace message
- this.getLoggerBeanLocal().logTrace(MessageFormat.format("createReceiptFromAccessKey: accessKey={0} - CALLED!", accessKey)); //NOI18N
-
- return null;
- }
-
- @Override
- public String fetchAccessKey (final Customer customer) {
- // Trace message
- this.getLoggerBeanLocal().logTrace(MessageFormat.format("fetchAccessKey: customer={0} - EXIT!", customer)); //NOI18N
-
- // customer should not be null
- if (null == customer) {
- // Abort here
- throw new NullPointerException("customer is null"); //NOI18N
- } else if (this.getCustomer() == null) {
- // Don't continue, too.
- throw new NullPointerException("this.getCustomer() returns null"); //NOI18N
- }
-
- // Default is null
- String key = null;
-
- // Is customer the same?
- if (customer.equals(this.getCustomer())) {
- // Set access key
- key = this.getAccessKey();
- }
-
- // Trace message
- this.getLoggerBeanLocal().logTrace(MessageFormat.format("fetchAccessKey: key={0} - EXIT!", key)); //NOI18N
-
- // Return it
- return key;
- }
-
- @Override
- public String getAccessKey () {
- return this.accessKey;
- }
-
- @Override
- public void setAccessKey (final String accessKey) {
- this.accessKey = accessKey;
- }
-
- @Override
- public Customer getCustomer () {
- return this.customer;
- }
-
- @Override
- public void setCustomer (final Customer customer) {
- this.customer = customer;
- }
-
- /**
- * Returns given property key or throws an exception if not found.
- * <p>
- * @param parameterKey Property key
- * <p>
- * @return Property value
- * <p>
- * @throws NullPointerException If given key is not found
- * @throws NumberFormatException If no number is given in context parameter
- */
- protected int getIntegerContextParameter (final String parameterKey) throws NullPointerException, NumberFormatException {
- // Get context parameter
- Integer contextValue = Integer.parseInt(this.getStringContextParameter(parameterKey));
- // Return it
- return contextValue;
- }
-
- /**
- * Returns given property key or throws an exception if not found.
- * <p>
- * @param parameterKey Property key
- * <p>
- * @return Property value
- * <p>
- * @throws NullPointerException If given key is not found
- */
- protected String getStringContextParameter (final String parameterKey) throws NullPointerException {
- // Get context parameter
- String contextValue = FacesContext.getCurrentInstance().getExternalContext().getInitParameter(parameterKey);
- // Is it null?
- if (null == contextValue) {
- // Throw NPE
- throw new NullPointerException(MessageFormat.format("parameterKey={0} is not set.", parameterKey)); //NOI18N
- }
- // Return it
- return contextValue;
- }
-
- /**
- * Checks whether debug mode is enabled for given controller
- * <p>
- * @param controllerName Name of controller
- * <p>
- * @return Whether debug mode is enabled
- */
- protected boolean isDebugModeEnabled (final String controllerName) {
- // Parameters should be valid
- if (null == controllerName) {
- // Throw NPE
- throw new NullPointerException("controllerName is null"); //NOI18N
- } else if (controllerName.isEmpty()) {
- // Is empty
- throw new IllegalArgumentException("controllerName is empty"); //NOI18N
- }
- // Try to get context parameter
- String contextParameter = this.getStringContextParameter(String.format("is_debug_%s_enabled", controllerName)); //NOI18N
- // Is it set and true?
- boolean isEnabled = Boolean.parseBoolean(contextParameter) == Boolean.TRUE;
- // Return it
- return isEnabled;
- }
-
- /**
- * Loads resource bundle for given locale. This must be implemented per
- * project so all projects can still customize their methods. Calling
- * ResourceBundleloadBundle() in this class means that also the bundle files
- * must be present here.
- * <p>
- * @param locale Locale from e.g. FacesContext
- * <p>
- * @return Initialized and loaded resource bundle
- */
- protected abstract ResourceBundle loadResourceBundle (final Locale locale);
-
- /**
- * Shows a faces message for given causing exception. The message from the
- * exception is being inserted into the message.
- * <p>
- * @param clientId Client id to send message to
- * @param cause Causing exception
- */
- protected void showFacesMessage (final String clientId, final Throwable cause) {
- // Get context and add message
- this.showFacesMessage(clientId, cause.getMessage());
- }
-
- /**
- * Shows a faces message with given message (i18n) key.
- * <p>
- * @param clientId Client id to send message to
- * @param i18nKey Message key
- * <p>
- * @throws NullPointerException If clientId or i18nKey is null
- * @throws IllegalArgumentException If clientId or i18nKey is empty
- */
- protected void showFacesMessage (final String clientId, final String i18nKey) throws NullPointerException, IllegalArgumentException {
- // Both parameter must be valid
- if (null == clientId) {
- // Throw NPE
- throw new NullPointerException("clientId is null"); //NOI18N
- } else if (clientId.isEmpty()) {
- // Is empty
- throw new IllegalArgumentException("clientId is null"); //NOI18N
- } else if (null == i18nKey) {
- // Throw NPE
- throw new NullPointerException("i18nKey is null"); //NOI18N
- } else if (i18nKey.isEmpty()) {
- // Is empty
- throw new IllegalArgumentException("i18nKey is null"); //NOI18N
- }
- // Get current locale
- Locale locale = FacesContext.getCurrentInstance().getViewRoot().getLocale();
- // Get bundle bundle
- ResourceBundle bundle = this.loadResourceBundle(locale);
- // Default is i18nKey
- String message = MessageFormat.format("!{0}!", i18nKey); //NOI18N
- // Try it
- try {
- // Get message
- message = bundle.getString(i18nKey);
- } catch (final MissingResourceException ex) {
- // Did not find it, ignored
- }
- // Get context and add message
- FacesContext.getCurrentInstance().addMessage(clientId, new FacesMessage(message));
- }
-
-}