+/*
+ * Copyright (C) 2016 Roland Haeder
+ *
+ * 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.converter.customer;
+
+import java.text.MessageFormat;
+import javax.faces.component.UIComponent;
+import javax.faces.context.FacesContext;
+import javax.faces.convert.Converter;
+import javax.faces.convert.ConverterException;
+import javax.faces.convert.FacesConverter;
+import javax.naming.Context;
+import javax.naming.InitialContext;
+import javax.naming.NamingException;
+import org.mxchange.jcoreeelogger.beans.local.logger.Log;
+import org.mxchange.jcoreeelogger.beans.local.logger.LoggerBeanLocal;
+import org.mxchange.jcustomercore.exceptions.CustomerNotFoundException;
+import org.mxchange.jcustomercore.model.customer.Customer;
+import org.mxchange.pizzaapplication.model.customer.PizzaCustomerSessionBeanRemote;
+
+/**
+ * Converter for customer id <-> valid customer instance
+ * <p>
+ * @author Roland Haeder<roland@mxchange.org>
+ */
+@FacesConverter (value = "CustomerConverter")
+public class PizzaCustomerConverter implements Converter {
+
+ /**
+ * User EJB
+ */
+ private PizzaCustomerSessionBeanRemote customerBean;
+
+ /**
+ * Logger instance
+ */
+ @Log
+ private LoggerBeanLocal loggerBeanLocal;
+
+ /**
+ * Initialization of this converter
+ */
+ public PizzaCustomerConverter () {
+ // Try to get it
+ try {
+ // Get initial context
+ Context context = new InitialContext();
+
+ // Lookup logger
+ this.loggerBeanLocal = (LoggerBeanLocal) context.lookup("java:global/jcore-logger-ejb/logger!org.mxchange.jcoreeelogger.beans.local.logger.LoggerBeanLocal"); //NOI18N
+
+ // ... and user controller
+ this.customerBean = (PizzaCustomerSessionBeanRemote) context.lookup("java:global/jratecalc-ejb/customer!de.chotime.jratecalc.model.customer.PizzaCustomerSessionBeanRemote"); //NOI18N
+ } catch (final NamingException ex) {
+ // Continue to throw it
+ throw new RuntimeException(MessageFormat.format("context.lookup() failed: {0}", ex.getMessage()), ex); //NOI18N
+ }
+ }
+
+ @Override
+ public Object getAsObject (final FacesContext context, final UIComponent component, final String submittedValue) {
+ // Trace message
+ // NOISY-DEBUG: this.loggerBeanLocal.logTrace(MessageFormat.format("getAsObject: context={0},component={1},submittedValue={2} - CALLED!", context, component, submittedValue)); //NOI18N
+
+ // Is the value null or empty?
+ if ((null == submittedValue) || (submittedValue.trim().isEmpty())) {
+ // Warning message
+ this.loggerBeanLocal.logWarning(MessageFormat.format("{0}.getAsObject(): submittedValue is null or empty - EXIT!", this.getClass().getSimpleName())); //NOI18N
+
+ // Return null
+ return null;
+ }
+
+ // Init instance
+ Customer customer = null;
+
+ try {
+ // Try to parse the value as long
+ Long customerId = Long.valueOf(submittedValue);
+
+ // Debug message
+ // NOISY-DEBUG: this.loggerBeanLocal.logDebug(MessageFormat.format("getAsObject: customerId{0}", customerId)); //NOI18N
+
+ // Try to get user instance from it
+ customer = this.customerBean.findCustomerById(customerId);
+
+ // Debug message
+ // NOISY-DEBUG: this.loggerBeanLocal.logDebug(MessageFormat.format("getAsObject: customer={0}", customer)); //NOI18N
+ } catch (final NumberFormatException ex) {
+ // Throw again
+ throw new ConverterException(ex);
+ } catch (final CustomerNotFoundException ex) {
+ // Debug message
+ this.loggerBeanLocal.logDebug(MessageFormat.format("{0}.getAsObject(): Exception: {1} - Returning null ...", this.getClass().getSimpleName(), ex)); //NOI18N
+ }
+
+ // Trace message
+ // NOISY-DEBUG: this.loggerBeanLocal.logTrace(MessageFormat.format("getAsObject: contact={0} - EXIT!", contact)); //NOI18N
+
+ // Return it
+ return customer;
+ }
+
+ @Override
+ public String getAsString (final FacesContext context, final UIComponent component, final Object value) {
+ // Is the object null?
+ if ((null == value) || ((String.valueOf(value)).isEmpty())) {
+ // Is null
+ return ""; //NOI18N
+ } else if (!(value instanceof Customer)) {
+ // Not same interface
+ throw new IllegalArgumentException(MessageFormat.format("value {0} does not implement Customer.", value)); //NOI18N
+ }
+
+ // Return category id
+ return String.valueOf(((Customer) value).getCustomerId());
+ }
+
+}