src/java/org/mxchange/pizzaapplication/converter/cellphone/PizzaCellphoneConverter.java

   1 /*
   2  * Copyright (C) 2016 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.cellphone;
  18
  19 import java.text.MessageFormat;
  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.naming.Context;
  26 import javax.naming.InitialContext;
  27 import javax.naming.NamingException;
  28 import org.mxchange.jcoreeelogger.beans.local.logger.Log;
  29 import org.mxchange.jcoreeelogger.beans.local.logger.LoggerBeanLocal;
  30 import org.mxchange.jphone.exceptions.PhoneEntityNotFoundException;
  31 import org.mxchange.jphone.phonenumbers.DialableNumber;
  32 import org.mxchange.jphone.phonenumbers.mobile.DialableMobileNumber;
  33 import org.mxchange.jphone.phonenumbers.phone.PhoneSessionBeanRemote;
  34
  35 /**
  36  * Converter for cellphone id <-> valid cellphone instance
  37  * <p>
  38  * @author Roland Häder<roland@mxchange.org>
  39  */
  40 @FacesConverter (value = "CellphoneConverter")
  41 public class PizzaCellphoneConverter implements Converter {
  42
  43         /**
  44          * Logger instance
  45          */
  46         @Log
  47         private LoggerBeanLocal loggerBeanLocal;
  48
  49         /**
  50          * Phone EJB
  51          */
  52         private PhoneSessionBeanRemote phoneBean;
  53
  54         /**
  55          * Initialization of this converter
  56          */
  57         public PizzaCellphoneConverter () {
  58                 // Try to get it
  59                 try {
  60                         // Get initial context
  61                         Context context = new InitialContext();
  62
  63                         // Lookup logger
  64                         this.loggerBeanLocal = (LoggerBeanLocal) context.lookup("java:global/jcore-logger-ejb/logger!org.mxchange.jcoreeelogger.beans.local.logger.LoggerBeanLocal"); //NOI18N
  65
  66                         // ... and user controller
  67                         this.phoneBean = (PhoneSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/phone!org.mxchange.jphone.phonenumbers.phone.PhoneSessionBeanRemote"); //NOI18N
  68                 } catch (final NamingException ex) {
  69                         // Continue to throw it
  70                         throw new RuntimeException(MessageFormat.format("context.lookup() failed: {0}", ex.getMessage()), ex); //NOI18N
  71                 }
  72         }
  73
  74         @Override
  75         public Object getAsObject (final FacesContext context, final UIComponent component, final String submittedValue) {
  76                 // Trace message
  77                 // NOISY-DEBUG: this.loggerBeanLocal.logTrace(MessageFormat.format("getAsObject: context={0},component={1},submittedValue={2} - CALLED!", context, component, submittedValue)); //NOI18N
  78
  79                 // Is the value null or empty?
  80                 if ((null == submittedValue) || (submittedValue.trim().isEmpty())) {
  81                         // Warning message
  82                         this.loggerBeanLocal.logWarning(MessageFormat.format("{0}.getAsObject(): submittedValue is null or empty - EXIT!", this.getClass().getSimpleName())); //NOI18N
  83
  84                         // Return null
  85                         return null;
  86                 }
  87
  88                 // Init instance
  89                 DialableMobileNumber cellphone = null;
  90
  91                 try {
  92                         // Try to parse the value as long
  93                         Long cellphoneId = Long.valueOf(submittedValue);
  94
  95                         // Debug message
  96                         // NOISY-DEBUG: this.loggerBeanLocal.logDebug(MessageFormat.format("getAsObject: userId{0}", userId)); //NOI18N
  97
  98                         // Try to get cellphone instance from it
  99                         cellphone = this.phoneBean.findCellphoneById(cellphoneId);
 100
 101                         // Debug message
 102                         // NOISY-DEBUG: this.loggerBeanLocal.logDebug(MessageFormat.format("getAsObject: cellphone={0}", cellphone)); //NOI18N
 103                 } catch (final NumberFormatException ex) {
 104                         // Throw again
 105                         throw new ConverterException(ex);
 106                 } catch (final PhoneEntityNotFoundException ex) {
 107                         // Debug message
 108                         this.loggerBeanLocal.logDebug(MessageFormat.format("{0}.getAsObject(): Exception: {1} - Returning null ...", this.getClass().getSimpleName(), ex)); //NOI18N
 109                 }
 110
 111                 // Trace message
 112                 // NOISY-DEBUG: this.loggerBeanLocal.logTrace(MessageFormat.format("getAsObject: cellphone={0} - EXIT!", cellphone)); //NOI18N
 113
 114                 // Return it
 115                 return cellphone;
 116         }
 117
 118         @Override
 119         public String getAsString (final FacesContext context, final UIComponent component, final Object value) {
 120                 // Is the object null?
 121                 if ((null == value) || ((String.valueOf(value)).isEmpty())) {
 122                         // Is null
 123                         return ""; //NOI18N
 124                 } else if (!(value instanceof DialableNumber)) {
 125                         // Not same interface
 126                         throw new IllegalArgumentException(MessageFormat.format("value {0} does not implement DialableNumber.", value)); //NOI18N
 127                 }
 128
 129                 // Return category id
 130                 return String.valueOf(((DialableNumber) value).getPhoneId());
 131         }
 132
 133 }