src/java/org/mxchange/pizzaapplication/beans/mobileprovider/PizzaAdminMobileProviderWebRequestBean.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.beans.mobileprovider;
  18
  19 import java.util.Iterator;
  20 import java.util.List;
  21 import java.util.Objects;
  22 import javax.annotation.PostConstruct;
  23 import javax.enterprise.context.RequestScoped;
  24 import javax.enterprise.event.Event;
  25 import javax.enterprise.inject.Any;
  26 import javax.faces.view.facelets.FaceletException;
  27 import javax.inject.Inject;
  28 import javax.inject.Named;
  29 import javax.naming.Context;
  30 import javax.naming.InitialContext;
  31 import javax.naming.NamingException;
  32 import org.mxchange.jcountry.data.Country;
  33 import org.mxchange.jphone.events.mobileprovider.added.AdminAddedMobileProviderEvent;
  34 import org.mxchange.jphone.events.mobileprovider.added.AdminMobileProviderAddedEvent;
  35 import org.mxchange.jphone.exceptions.MobileProviderAlreadyAddedException;
  36 import org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSessionBeanRemote;
  37 import org.mxchange.jphone.phonenumbers.mobileprovider.CellphoneProvider;
  38 import org.mxchange.jphone.phonenumbers.mobileprovider.MobileProvider;
  39 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  40
  41 /**
  42  * Administrative bean (controller) for mobile provider
  43  * <p>
  44  * @author Roland Häder<roland@mxchange.org>
  45  */
  46 @Named ("adminMobileProviderController")
  47 @RequestScoped
  48 public class PizzaAdminMobileProviderWebRequestBean extends BasePizzaController implements PizzaAdminMobileProviderWebRequestController {
  49
  50         /**
  51          * Serial number
  52          */
  53         private static final long serialVersionUID = 184_598_175_371_269_016L;
  54
  55         /**
  56          * Remote EJB for mobile providers (administrative)
  57          */
  58         private AdminMobileProviderSessionBeanRemote adminRemoteBean;
  59
  60         /**
  61          * Regular bean
  62          */
  63         @Inject
  64         private PizzaMobileProviderWebRequestController mobileController;
  65
  66         /**
  67          * Event being fired when the mobile provider was added
  68          */
  69         @Inject
  70         @Any
  71         private Event<AdminAddedMobileProviderEvent> providerAddedEvent;
  72
  73         /**
  74          * Country instance ('s dial data)
  75          */
  76         private Country providerCountry;
  77
  78         /**
  79          * Provider dial prefix (example: 0177 for German E+)
  80          */
  81         private Long providerDialPrefix;
  82
  83         /**
  84          * Pattern for mail gateway
  85          */
  86         private String providerMailPattern;
  87
  88         /**
  89          * Name of the provider
  90          */
  91         private String providerName;
  92
  93         /**
  94          * Default constructor
  95          */
  96         public PizzaAdminMobileProviderWebRequestBean () {
  97                 // Call super constructor
  98                 super();
  99         }
 100
 101         @Override
 102         public String addMobileProvider () {
 103                 // Create mobile provider instance
 104                 MobileProvider mobileProvider = new CellphoneProvider(this.getProviderDialPrefix(), this.getProviderName(), this.getProviderCountry(), this.getProviderMailPattern());
 105
 106                 // Is the provider already created?
 107                 if (this.isMobileProviderCreated(mobileProvider)) {
 108                         // Then throw exception
 109                         this.showFacesMessage("form_add_mobile_provider:providerDialPrefix", new MobileProviderAlreadyAddedException(mobileProvider)); //NOI18N
 110                         return ""; //NOI18N
 111                 }
 112
 113                 // Init variable
 114                 MobileProvider updatedProvider = null;
 115
 116                 try {
 117                         // Call remote EJB and get back an updated instance
 118                         updatedProvider = this.adminRemoteBean.addMobileProvider(mobileProvider);
 119                 } catch (final MobileProviderAlreadyAddedException ex) {
 120                         // Throw again
 121                         throw new FaceletException(ex);
 122                 }
 123
 124                 // Fire event
 125                 this.providerAddedEvent.fire(new AdminMobileProviderAddedEvent(updatedProvider));
 126
 127                 // Clear this bean
 128                 this.clear();
 129
 130                 // Redirect to list
 131                 return "admin_list_mobile_provider"; //NOI18N
 132         }
 133
 134         @Override
 135         public Country getProviderCountry () {
 136                 return this.providerCountry;
 137         }
 138
 139         @Override
 140         public void setProviderCountry (final Country providerCountry) {
 141                 this.providerCountry = providerCountry;
 142         }
 143
 144         @Override
 145         public Long getProviderDialPrefix () {
 146                 return this.providerDialPrefix;
 147         }
 148
 149         @Override
 150         public void setProviderDialPrefix (final Long providerDialPrefix) {
 151                 this.providerDialPrefix = providerDialPrefix;
 152         }
 153
 154         @Override
 155         public String getProviderMailPattern () {
 156                 return this.providerMailPattern;
 157         }
 158
 159         @Override
 160         public void setProviderMailPattern (final String providerMailPattern) {
 161                 this.providerMailPattern = providerMailPattern;
 162         }
 163
 164         @Override
 165         public String getProviderName () {
 166                 return this.providerName;
 167         }
 168
 169         @Override
 170         public void setProviderName (final String providerName) {
 171                 this.providerName = providerName;
 172         }
 173
 174         /**
 175          * Post-construction method
 176          */
 177         @PostConstruct
 178         public void init () {
 179                 // Try it
 180                 try {
 181                         // Get initial context
 182                         Context context = new InitialContext();
 183
 184                         // Try to lookup the beans
 185                         this.adminRemoteBean = (AdminMobileProviderSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/adminMobileProvider!org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSessionBeanRemote"); //NOI18N
 186                 } catch (final NamingException e) {
 187                         // Throw it again
 188                         throw new FaceletException(e);
 189                 }
 190         }
 191
 192         /**
 193          * Clears this bean
 194          */
 195         private void clear () {
 196                 // Clear all fields
 197                 this.setProviderCountry(null);
 198                 this.setProviderDialPrefix(null);
 199                 this.setProviderMailPattern(null);
 200                 this.setProviderName(null);
 201         }
 202
 203         /**
 204          * Checks whether if the given mobile provider is already created by
 205          * checking both dial prefix and country.
 206          * <p>
 207          * @param mobileProvider Mobile provider instance to check
 208          * <p>
 209          * @return Whether the given mobile provider instance is found
 210          */
 211         private boolean isMobileProviderCreated (final MobileProvider mobileProvider) {
 212                 // Default is not found
 213                 boolean isFound = false;
 214
 215                 // Get list of all providers
 216                 List<MobileProvider> providers = this.mobileController.allMobileProviders();
 217
 218                 // Get iterator from it
 219                 Iterator<MobileProvider> iterator = providers.iterator();
 220
 221                 // Loop through all
 222                 while (iterator.hasNext()) {
 223                         // Get next element
 224                         MobileProvider next = iterator.next();
 225
 226                         // Is the provider's dial prefix and country the same?
 227                         if ((Objects.equals(mobileProvider.getProviderDialPrefix(), next.getProviderDialPrefix())) && (Objects.equals(mobileProvider.getProviderCountry(), next.getProviderCountry()))) {
 228                                 // Is the same, abort loop
 229                                 isFound = true;
 230                                 break;
 231                         }
 232                 }
 233
 234                 // Return result
 235                 return isFound;
 236         }
 237
 238 }