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         /**
 102          * Adds a mobile provider to database by calling the EJB. A pre-check on
 103          * dial-prefix and country combination is done, if found, an exception is
 104          * thrown. A redirect should take place after successfull creation.
 105          * <p>
 106          * @return Redirect outcome
 107          * <p>
 108          * @todo Add field validation
 109          */
 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                         this.showFacesMessage("form_add_mobile_provider:providerDialPrefix", new MobileProviderAlreadyAddedException(mobileProvider)); //NOI18N
 118                         return ""; //NOI18N
 119                 }
 120
 121                 // Init variable
 122                 MobileProvider updatedProvider = null;
 123
 124                 try {
 125                         // Call remote EJB and get back an updated instance
 126                         updatedProvider = this.adminRemoteBean.addMobileProvider(mobileProvider);
 127                 } catch (final MobileProviderAlreadyAddedException ex) {
 128                         // Throw again
 129                         throw new FaceletException(ex);
 130                 }
 131
 132                 // Fire event
 133                 this.providerAddedEvent.fire(new AdminMobileProviderAddedEvent(updatedProvider));
 134
 135                 // Clear this bean
 136                 this.clear();
 137
 138                 // Redirect to list
 139                 return "admin_list_mobile_provider"; //NOI18N
 140         }
 141
 142         /**
 143          * Getter for country instance ('s dial data)
 144          * <p>
 145          * @return Country instance
 146          */
 147         public Country getProviderCountry () {
 148                 return this.providerCountry;
 149         }
 150
 151         /**
 152          * Setter for country instance ('s dial data)
 153          * <p>
 154          * @param providerCountry Country instance
 155          */
 156         public void setProviderCountry (final Country providerCountry) {
 157                 this.providerCountry = providerCountry;
 158         }
 159
 160         /**
 161          * Getter for provider dial prefix
 162          * <p>
 163          * @return Provider dial prefix
 164          */
 165         public Long getProviderDialPrefix () {
 166                 return this.providerDialPrefix;
 167         }
 168
 169         /**
 170          * Setter for provider dial prefix
 171          * <p>
 172          * @param providerDialPrefix Provider dial prefix
 173          */
 174         public void setProviderDialPrefix (final Long providerDialPrefix) {
 175                 this.providerDialPrefix = providerDialPrefix;
 176         }
 177
 178         /**
 179          * Getter for pattern for mail gateway
 180          * <p>
 181          * @return Pattern for mail gateway
 182          */
 183         public String getProviderMailPattern () {
 184                 return this.providerMailPattern;
 185         }
 186
 187         /**
 188          * Setter for pattern for mail gateway
 189          * <p>
 190          * @param providerMailPattern Pattern for mail gateway
 191          */
 192         public void setProviderMailPattern (final String providerMailPattern) {
 193                 this.providerMailPattern = providerMailPattern;
 194         }
 195
 196         /**
 197          * Getter for provider name
 198          * <p>
 199          * @return Provider name
 200          */
 201         public String getProviderName () {
 202                 return this.providerName;
 203         }
 204
 205         /**
 206          * Setter for provider name
 207          * <p>
 208          * @param providerName Provider name
 209          */
 210         public void setProviderName (final String providerName) {
 211                 this.providerName = providerName;
 212         }
 213
 214         /**
 215          * Post-construction method
 216          */
 217         @PostConstruct
 218         public void init () {
 219                 // Try it
 220                 try {
 221                         // Get initial context
 222                         Context context = new InitialContext();
 223
 224                         // Try to lookup the beans
 225                         this.adminRemoteBean = (AdminMobileProviderSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/adminMobileProvider!org.mxchange.jphone.phonenumbers.mobileprovider.AdminMobileProviderSessionBeanRemote"); //NOI18N
 226                 } catch (final NamingException e) {
 227                         // Throw it again
 228                         throw new FaceletException(e);
 229                 }
 230         }
 231
 232         /**
 233          * Clears this bean
 234          */
 235         private void clear () {
 236                 // Clear all fields
 237                 this.setProviderCountry(null);
 238                 this.setProviderDialPrefix(null);
 239                 this.setProviderMailPattern(null);
 240                 this.setProviderName(null);
 241         }
 242
 243         /**
 244          * Checks whether if the given mobile provider is already created by
 245          * checking both dial prefix and country.
 246          * <p>
 247          * @param mobileProvider Mobile provider instance to check
 248          * <p>
 249          * @return Whether the given mobile provider instance is found
 250          */
 251         private boolean isMobileProviderCreated (final MobileProvider mobileProvider) {
 252                 // Default is not found
 253                 boolean isFound = false;
 254
 255                 // Get list of all providers
 256                 List<MobileProvider> providers = this.mobileController.allMobileProviders();
 257
 258                 // Get iterator from it
 259                 Iterator<MobileProvider> iterator = providers.iterator();
 260
 261                 // Loop through all
 262                 while (iterator.hasNext()) {
 263                         // Get next element
 264                         MobileProvider next = iterator.next();
 265
 266                         // Is the provider's dial prefix and country the same?
 267                         if ((Objects.equals(mobileProvider.getProviderDialPrefix(), next.getProviderDialPrefix())) && (Objects.equals(mobileProvider.getProviderCountry(), next.getProviderCountry()))) {
 268                                 // Is the same, abort loop
 269                                 isFound = true;
 270                                 break;
 271                         }
 272                 }
 273
 274                 // Return result
 275                 return isFound;
 276         }
 277
 278 }