src/java/org/mxchange/pizzaapplication/converter/mobile/PizzaMobileNumberConverter.java

   1 /*
   2  * Copyright (C) 2016, 2017 Roland Häder
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.pizzaapplication.converter.mobile;
  18
  19 import javax.faces.application.FacesMessage;
  20 import javax.faces.component.UIComponent;
  21 import javax.faces.context.FacesContext;
  22 import javax.faces.convert.Converter;
  23 import javax.faces.convert.ConverterException;
  24 import javax.faces.convert.FacesConverter;
  25 import javax.faces.validator.ValidatorException;
  26 import javax.naming.Context;
  27 import javax.naming.InitialContext;
  28 import javax.naming.NamingException;
  29 import org.mxchange.jphone.exceptions.PhoneEntityNotFoundException;
  30 import org.mxchange.jphone.model.phonenumbers.mobile.DialableMobileNumber;
  31 import org.mxchange.jphone.model.phonenumbers.phone.PhoneSessionBeanRemote;
  32
  33 /**
  34  * Converter for mobile id <-> valid mobile instance
  35  * <p>
  36  * @author Roland Häder<roland@mxchange.org>
  37  */
  38 @FacesConverter ("MobileNumberConverter")
  39 public class PizzaMobileNumberConverter implements Converter<DialableMobileNumber> {
  40
  41         /**
  42          * Phone EJB
  43          */
  44         private static PhoneSessionBeanRemote PHONE_BEAN;
  45
  46         /**
  47          * Default constructor
  48          */
  49         public PizzaMobileNumberConverter () {
  50         }
  51
  52         @Override
  53         public DialableMobileNumber getAsObject (final FacesContext context, final UIComponent component, final String submittedValue) {
  54                 // Is the instance there?
  55                 if (PHONE_BEAN == null) {
  56                         try {
  57                                 // Not yet, attempt lookup
  58                                 Context initial = new InitialContext();
  59
  60                                 // Lookup EJB
  61                                 PHONE_BEAN = (PhoneSessionBeanRemote) initial.lookup("java:global/jfinancials-ejb/phone!org.mxchange.jphone.phonenumbers.phone.PhoneSessionBeanRemote");
  62                         } catch (final NamingException ex) {
  63                                 // Throw it again
  64                                 throw new ValidatorException(new FacesMessage(FacesMessage.SEVERITY_ERROR, "Cannot lookup EJB", ex.getMessage()), ex);
  65                         }
  66                 }
  67
  68                 // Is the value null or empty?
  69                 if ((null == submittedValue) || (submittedValue.trim().isEmpty())) {
  70                         // Warning message
  71                         // @TODO Not working with JNDI (no remote interface) this.loggerBeanLocal.logWarning(MessageFormat.format("{0}.getAsObject(): submittedValue is null or empty - EXIT!", this.getClass().getSimpleName())); //NOI18N
  72
  73                         // Return null
  74                         return null;
  75                 }
  76
  77                 // Init instance
  78                 DialableMobileNumber mobileNumber = null;
  79
  80                 try {
  81                         // Try to parse the value as long
  82                         Long mobileId = Long.valueOf(submittedValue);
  83
  84                         // Debug message
  85                         // NOISY-DEBUG: this.loggerBeanLocal.logDebug(MessageFormat.format("getAsObject: userId{0}", userId)); //NOI18N
  86
  87                         // Try to get mobile instance from it
  88                         mobileNumber = PHONE_BEAN.findMobileNumberById(mobileId);
  89                 } catch (final NumberFormatException ex) {
  90                         // Throw again
  91                         throw new ConverterException(ex);
  92                 } catch (final PhoneEntityNotFoundException ex) {
  93                         // Debug message
  94                         // @TODO Not working with JNDI (no remote interface) this.loggerBeanLocal.logDebug(MessageFormat.format("{0}.getAsObject(): Exception: {1} - Returning null ...", this.getClass().getSimpleName(), ex)); //NOI18N
  95                 }
  96
  97                 // Return it
  98                 return mobileNumber;
  99         }
 100
 101         @Override
 102         public String getAsString (final FacesContext context, final UIComponent component, final DialableMobileNumber value) {
 103                 // Is the object null?
 104                 if ((null == value) || (String.valueOf(value).isEmpty())) {
 105                         // Is null
 106                         return ""; //NOI18N
 107                 }
 108
 109                 // Return id number
 110                 return String.valueOf(value.getPhoneId());
 111         }
 112
 113 }