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.AdminMobileProviderSingletonBeanRemote;
  36 import org.mxchange.jphone.phonenumbers.mobileprovider.CellphoneProvider;
  37 import org.mxchange.jphone.phonenumbers.mobileprovider.MobileProvider;
  38
  39 /**
  40  * Administrative bean (controller) for mobile provider
  41  * <p>
  42  * @author Roland Haeder<roland@mxchange.org>
  43  */
  44 @Named ("adminMobileController")
  45 @RequestScoped
  46 public class PizzaAdminMobileProviderWebRequestBean implements PizzaAdminMobileProviderWebRequestController {
  47
  48         /**
  49          * Serial number
  50          */
  51         private static final long serialVersionUID = 184_598_175_371_269_016L;
  52
  53         /**
  54          * Remote EJB for mobile providers (administrative)
  55          */
  56         private AdminMobileProviderSingletonBeanRemote adminRemoteBean;
  57
  58         /**
  59          * Regular bean
  60          */
  61         @Inject
  62         private PizzaMobileProviderWebRequestController mobileController;
  63
  64         /**
  65          * Event being fired when the mobile provider was added
  66          */
  67         @Inject
  68         @Any
  69         private Event<AdminAddedMobileProviderEvent> providerAddedEvent;
  70
  71         /**
  72          * Country instance ('s dial data)
  73          */
  74         private Country providerCountry;
  75
  76         /**
  77          * Provider dial prefix (example: 0177 for German E+)
  78          */
  79         private Long providerDialPrefix;
  80
  81         /**
  82          * Pattern for mail gateway
  83          */
  84         private String providerMailPattern;
  85
  86         /**
  87          * Name of the provider
  88          */
  89         private String providerName;
  90
  91         /**
  92          * Default constructor
  93          */
  94         public PizzaAdminMobileProviderWebRequestBean () {
  95                 // Try it
  96                 try {
  97                         // Get initial context
  98                         Context context = new InitialContext();
  99
 100                         // Try to lookup the beans
 101                         this.adminRemoteBean = (AdminMobileProviderSingletonBeanRemote) context.lookup("java:global/PizzaService-ejb/adminmobileprovider!org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSingletonBeanRemote"); //NOI18N
 102                 } catch (final NamingException e) {
 103                         // Throw it again
 104                         throw new FaceletException(e);
 105                 }
 106         }
 107
 108         @Override
 109         public void addMobileProvider () {
 110                 // Create mobile provider instance
 111                 MobileProvider mobileProvider = new CellphoneProvider(this.getProviderDialPrefix(), this.getProviderName(), this.getProviderCountry(), this.getProviderMailPattern());
 112
 113                 // Is the provider already created?
 114                 if (this.isMobileProviderCreated(mobileProvider)) {
 115                         // Then throw exception
 116                         throw new FaceletException(new MobileProviderAlreadyAddedException(mobileProvider));
 117                 }
 118
 119                 // Init variable
 120                 MobileProvider updatedProvider = null;
 121
 122                 try {
 123                         // Call remote EJB and get back an updated instance
 124                         updatedProvider = this.adminRemoteBean.addMobileProvider(mobileProvider);
 125                 } catch (final MobileProviderAlreadyAddedException ex) {
 126                         // Throw again
 127                         throw new FaceletException(ex);
 128                 }
 129
 130                 // Fire event
 131                 this.providerAddedEvent.fire(new AdminMobileProviderAddedEvent(updatedProvider));
 132
 133                 // Clear this bean
 134                 this.clear();
 135         }
 136
 137         @Override
 138         public List<MobileProvider> allMobileProvider () {
 139                 return this.mobileController.allMobileProvider();
 140         }
 141
 142         @Override
 143         public Country getProviderCountry () {
 144                 return this.providerCountry;
 145         }
 146
 147         @Override
 148         public void setProviderCountry (final Country providerCountry) {
 149                 this.providerCountry = providerCountry;
 150         }
 151
 152         @Override
 153         public Long getProviderDialPrefix () {
 154                 return this.providerDialPrefix;
 155         }
 156
 157         @Override
 158         public void setProviderDialPrefix (final Long providerDialPrefix) {
 159                 this.providerDialPrefix = providerDialPrefix;
 160         }
 161
 162         @Override
 163         public String getProviderMailPattern () {
 164                 return this.providerMailPattern;
 165         }
 166
 167         @Override
 168         public void setProviderMailPattern (final String providerMailPattern) {
 169                 this.providerMailPattern = providerMailPattern;
 170         }
 171
 172         @Override
 173         public String getProviderName () {
 174                 return this.providerName;
 175         }
 176
 177         @Override
 178         public void setProviderName (final String providerName) {
 179                 this.providerName = providerName;
 180         }
 181
 182         @Override
 183         public boolean hasMobileProvider () {
 184                 return (!this.allMobileProvider().isEmpty());
 185         }
 186
 187         /**
 188          * Clears this bean
 189          */
 190         private void clear () {
 191                 // Clear all fields
 192                 this.setProviderCountry(null);
 193                 this.setProviderDialPrefix(null);
 194                 this.setProviderMailPattern(null);
 195                 this.setProviderName(null);
 196         }
 197
 198         /**
 199          * Checks whether if the given mobile provider is already created by
 200          * checking both dial prefix and country.
 201          * <p>
 202          * @param mobileProvider Mobile provider instance to check
 203          * <p>
 204          * @return Whether the given mobile provider instance is found
 205          */
 206         private boolean isMobileProviderCreated (final MobileProvider mobileProvider) {
 207                 // Default is not found
 208                 boolean isFound = false;
 209
 210                 // Get list of all providers
 211                 List<MobileProvider> providers = this.allMobileProvider();
 212
 213                 // Get iterator from it
 214                 Iterator<MobileProvider> iterator = providers.iterator();
 215
 216                 // Loop through all
 217                 while (iterator.hasNext()) {
 218                         // Get next element
 219                         MobileProvider next = iterator.next();
 220
 221                         // Is the provider's dial prefix and country the same?
 222                         if ((Objects.equals(mobileProvider.getProviderDialPrefix(), next.getProviderDialPrefix())) && (Objects.equals(mobileProvider.getProviderCountry(), next.getProviderCountry()))) {
 223                                 // Is the same, abort loop
 224                                 isFound = true;
 225                                 break;
 226                         }
 227                 }
 228
 229                 // Return result
 230                 return isFound;
 231         }
 232
 233 }