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
  39 /**
  40  * Administrative bean (controller) for mobile provider
  41  * <p>
  42  * @author Roland Haeder<roland@mxchange.org>
  43  */
  44 @Named ("adminMobileProviderController")
  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 AdminMobileProviderSessionBeanRemote 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 = (AdminMobileProviderSessionBeanRemote) context.lookup("java:global/PizzaService-ejb/adminmobileprovider!org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSessionBeanRemote"); //NOI18N
 102                 } catch (final NamingException e) {
 103                         // Throw it again
 104                         throw new FaceletException(e);
 105                 }
 106         }
 107
 108         @Override
 109         public String 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                 // Redirect to list
 137                 return "admin_list_mobile_provider"; //NOI18N
 138         }
 139
 140         @Override
 141         public Country getProviderCountry () {
 142                 return this.providerCountry;
 143         }
 144
 145         @Override
 146         public void setProviderCountry (final Country providerCountry) {
 147                 this.providerCountry = providerCountry;
 148         }
 149
 150         @Override
 151         public Long getProviderDialPrefix () {
 152                 return this.providerDialPrefix;
 153         }
 154
 155         @Override
 156         public void setProviderDialPrefix (final Long providerDialPrefix) {
 157                 this.providerDialPrefix = providerDialPrefix;
 158         }
 159
 160         @Override
 161         public String getProviderMailPattern () {
 162                 return this.providerMailPattern;
 163         }
 164
 165         @Override
 166         public void setProviderMailPattern (final String providerMailPattern) {
 167                 this.providerMailPattern = providerMailPattern;
 168         }
 169
 170         @Override
 171         public String getProviderName () {
 172                 return this.providerName;
 173         }
 174
 175         @Override
 176         public void setProviderName (final String providerName) {
 177                 this.providerName = providerName;
 178         }
 179
 180         /**
 181          * Clears this bean
 182          */
 183         private void clear () {
 184                 // Clear all fields
 185                 this.setProviderCountry(null);
 186                 this.setProviderDialPrefix(null);
 187                 this.setProviderMailPattern(null);
 188                 this.setProviderName(null);
 189         }
 190
 191         /**
 192          * Checks whether if the given mobile provider is already created by
 193          * checking both dial prefix and country.
 194          * <p>
 195          * @param mobileProvider Mobile provider instance to check
 196          * <p>
 197          * @return Whether the given mobile provider instance is found
 198          */
 199         private boolean isMobileProviderCreated (final MobileProvider mobileProvider) {
 200                 // Default is not found
 201                 boolean isFound = false;
 202
 203                 // Get list of all providers
 204                 List<MobileProvider> providers = this.mobileController.allMobileProvider();
 205
 206                 // Get iterator from it
 207                 Iterator<MobileProvider> iterator = providers.iterator();
 208
 209                 // Loop through all
 210                 while (iterator.hasNext()) {
 211                         // Get next element
 212                         MobileProvider next = iterator.next();
 213
 214                         // Is the provider's dial prefix and country the same?
 215                         if ((Objects.equals(mobileProvider.getProviderDialPrefix(), next.getProviderDialPrefix())) && (Objects.equals(mobileProvider.getProviderCountry(), next.getProviderCountry()))) {
 216                                 // Is the same, abort loop
 217                                 isFound = true;
 218                                 break;
 219                         }
 220                 }
 221
 222                 // Return result
 223                 return isFound;
 224         }
 225
 226 }