src/java/org/mxchange/pizzaapplication/beans/mobileprovider/PizzaAdminMobileProviderWebRequestBean.java

   1 /*
   2  * Copyright (C) 2016 Roland Haeder
   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.beans.mobileprovider;
  18
  19 import java.util.Iterator;
  20 import java.util.List;
  21 import java.util.Objects;
  22 import javax.enterprise.context.RequestScoped;
  23 import javax.enterprise.event.Event;
  24 import javax.enterprise.inject.Any;
  25 import javax.faces.view.facelets.FaceletException;
  26 import javax.inject.Inject;
  27 import javax.inject.Named;
  28 import javax.naming.Context;
  29 import javax.naming.InitialContext;
  30 import javax.naming.NamingException;
  31 import org.mxchange.jcountry.data.Country;
  32 import org.mxchange.jphone.events.AdminAddedMobileProviderEvent;
  33 import org.mxchange.jphone.events.AdminMobileProviderAddedEvent;
  34 import org.mxchange.jphone.exceptions.MobileProviderAlreadyAddedException;
  35 import org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSessionBeanRemote;
  36 import org.mxchange.jphone.phonenumbers.mobileprovider.CellphoneProvider;
  37 import org.mxchange.jphone.phonenumbers.mobileprovider.MobileProvider;
  38 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  39
  40 /**
  41  * Administrative bean (controller) for mobile provider
  42  * <p>
  43  * @author Roland Haeder<roland@mxchange.org>
  44  */
  45 @Named ("adminMobileProviderController")
  46 @RequestScoped
  47 public class PizzaAdminMobileProviderWebRequestBean extends BasePizzaController implements PizzaAdminMobileProviderWebRequestController {
  48
  49         /**
  50          * Serial number
  51          */
  52         private static final long serialVersionUID = 184_598_175_371_269_016L;
  53
  54         /**
  55          * Remote EJB for mobile providers (administrative)
  56          */
  57         private AdminMobileProviderSessionBeanRemote adminRemoteBean;
  58
  59         /**
  60          * Regular bean
  61          */
  62         @Inject
  63         private PizzaMobileProviderWebRequestController mobileController;
  64
  65         /**
  66          * Event being fired when the mobile provider was added
  67          */
  68         @Inject
  69         @Any
  70         private Event<AdminAddedMobileProviderEvent> providerAddedEvent;
  71
  72         /**
  73          * Country instance ('s dial data)
  74          */
  75         private Country providerCountry;
  76
  77         /**
  78          * Provider dial prefix (example: 0177 for German E+)
  79          */
  80         private Long providerDialPrefix;
  81
  82         /**
  83          * Pattern for mail gateway
  84          */
  85         private String providerMailPattern;
  86
  87         /**
  88          * Name of the provider
  89          */
  90         private String providerName;
  91
  92         /**
  93          * Default constructor
  94          */
  95         public PizzaAdminMobileProviderWebRequestBean () {
  96                 // Try it
  97                 try {
  98                         // Get initial context
  99                         Context context = new InitialContext();
 100
 101                         // Try to lookup the beans
 102                         this.adminRemoteBean = (AdminMobileProviderSessionBeanRemote) context.lookup("java:global/PizzaService-ejb/adminmobileprovider!org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSessionBeanRemote"); //NOI18N
 103                 } catch (final NamingException e) {
 104                         // Throw it again
 105                         throw new FaceletException(e);
 106                 }
 107         }
 108
 109         @Override
 110         public String addMobileProvider () {
 111                 // Create mobile provider instance
 112                 MobileProvider mobileProvider = new CellphoneProvider(this.getProviderDialPrefix(), this.getProviderName(), this.getProviderCountry(), this.getProviderMailPattern());
 113
 114                 // Is the provider already created?
 115                 if (this.isMobileProviderCreated(mobileProvider)) {
 116                         // Then throw exception
 117                         throw new FaceletException(new MobileProviderAlreadyAddedException(mobileProvider));
 118                 }
 119
 120                 // Init variable
 121                 MobileProvider updatedProvider = null;
 122
 123                 try {
 124                         // Call remote EJB and get back an updated instance
 125                         updatedProvider = this.adminRemoteBean.addMobileProvider(mobileProvider);
 126                 } catch (final MobileProviderAlreadyAddedException ex) {
 127                         // Throw again
 128                         throw new FaceletException(ex);
 129                 }
 130
 131                 // Fire event
 132                 this.providerAddedEvent.fire(new AdminMobileProviderAddedEvent(updatedProvider));
 133
 134                 // Clear this bean
 135                 this.clear();
 136
 137                 // Redirect to list
 138                 return "admin_list_mobile_provider"; //NOI18N
 139         }
 140
 141         @Override
 142         public Country getProviderCountry () {
 143                 return this.providerCountry;
 144         }
 145
 146         @Override
 147         public void setProviderCountry (final Country providerCountry) {
 148                 this.providerCountry = providerCountry;
 149         }
 150
 151         @Override
 152         public Long getProviderDialPrefix () {
 153                 return this.providerDialPrefix;
 154         }
 155
 156         @Override
 157         public void setProviderDialPrefix (final Long providerDialPrefix) {
 158                 this.providerDialPrefix = providerDialPrefix;
 159         }
 160
 161         @Override
 162         public String getProviderMailPattern () {
 163                 return this.providerMailPattern;
 164         }
 165
 166         @Override
 167         public void setProviderMailPattern (final String providerMailPattern) {
 168                 this.providerMailPattern = providerMailPattern;
 169         }
 170
 171         @Override
 172         public String getProviderName () {
 173                 return this.providerName;
 174         }
 175
 176         @Override
 177         public void setProviderName (final String providerName) {
 178                 this.providerName = providerName;
 179         }
 180
 181         /**
 182          * Clears this bean
 183          */
 184         private void clear () {
 185                 // Clear all fields
 186                 this.setProviderCountry(null);
 187                 this.setProviderDialPrefix(null);
 188                 this.setProviderMailPattern(null);
 189                 this.setProviderName(null);
 190         }
 191
 192         /**
 193          * Checks whether if the given mobile provider is already created by
 194          * checking both dial prefix and country.
 195          * <p>
 196          * @param mobileProvider Mobile provider instance to check
 197          * <p>
 198          * @return Whether the given mobile provider instance is found
 199          */
 200         private boolean isMobileProviderCreated (final MobileProvider mobileProvider) {
 201                 // Default is not found
 202                 boolean isFound = false;
 203
 204                 // Get list of all providers
 205                 List<MobileProvider> providers = this.mobileController.allMobileProvider();
 206
 207                 // Get iterator from it
 208                 Iterator<MobileProvider> iterator = providers.iterator();
 209
 210                 // Loop through all
 211                 while (iterator.hasNext()) {
 212                         // Get next element
 213                         MobileProvider next = iterator.next();
 214
 215                         // Is the provider's dial prefix and country the same?
 216                         if ((Objects.equals(mobileProvider.getProviderDialPrefix(), next.getProviderDialPrefix())) && (Objects.equals(mobileProvider.getProviderCountry(), next.getProviderCountry()))) {
 217                                 // Is the same, abort loop
 218                                 isFound = true;
 219                                 break;
 220                         }
 221                 }
 222
 223                 // Return result
 224                 return isFound;
 225         }
 226
 227 }