src/java/org/mxchange/jusercore/model/user/UserSessionBean.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 General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (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 General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.jusercore.model.user;
  18
  19 import java.text.MessageFormat;
  20 import java.util.GregorianCalendar;
  21 import java.util.List;
  22 import javax.ejb.Stateless;
  23 import javax.persistence.NoResultException;
  24 import javax.persistence.PersistenceException;
  25 import javax.persistence.Query;
  26 import org.mxchange.jcoreee.database.BaseDatabaseBean;
  27 import org.mxchange.jusercore.model.user.profilemodes.ProfileMode;
  28 import org.mxchange.jusercore.model.user.status.UserAccountStatus;
  29
  30 /**
  31  * A user bean
  32  * <p>
  33  * @author Roland Haeder<roland@mxchange.org>
  34  */
  35 @Stateless (name = "user", mappedName = "ejb/stateless-addressbook-user", description = "A bean handling the user data")
  36 public class UserSessionBean extends BaseDatabaseBean implements UserSessionBeanRemote {
  37
  38         /**
  39          * Serial number
  40          */
  41         private static final long serialVersionUID = 542_145_347_916L;
  42
  43         /**
  44          * Default constructor
  45          */
  46         public UserSessionBean () {
  47         }
  48
  49         @Override
  50         @SuppressWarnings ("unchecked")
  51         public List<User> allMemberPublicVisibleUsers () {
  52                 // Trace message
  53                 this.getLoggerBeanLocal().logTrace("allMemberPublicVisibleUsers: CALLED!"); //NOI18N
  54
  55                 // Get named query
  56                 Query query = this.getEntityManager().createNamedQuery("AllMemberPublicUsers", List.class); //NOI18N
  57
  58                 // Set parameters
  59                 query.setParameter("status", UserAccountStatus.CONFIRMED); //NOI18N
  60                 query.setParameter("members", ProfileMode.MEMBERS); //NOI18N
  61                 query.setParameter("public", ProfileMode.PUBLIC); //NOI18N
  62
  63                 // Get result
  64                 List<User> users = query.getResultList();
  65
  66                 // Trace message
  67                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("allMemberPublicVisibleUsers: users.size()={0} - EXIT!", users.size())); //NOI18N
  68
  69                 // Return full list
  70                 return users;
  71         }
  72
  73         @Override
  74         @SuppressWarnings ("unchecked")
  75         public List<User> allPublicUsers () {
  76                 // Trace message
  77                 this.getLoggerBeanLocal().logTrace("allPublicUsers: CALLED!"); //NOI18N
  78
  79                 // Get named query
  80                 Query query = this.getEntityManager().createNamedQuery("AllPublicUsers", List.class); //NOI18N
  81
  82                 // Set parameters
  83                 query.setParameter("status", UserAccountStatus.CONFIRMED); //NOI18N
  84                 query.setParameter("mode", ProfileMode.PUBLIC); //NOI18N
  85
  86                 // Get result
  87                 List<User> users = query.getResultList();
  88
  89                 // Trace message
  90                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("allPublicUsers: users.size()={0} - EXIT!", users.size())); //NOI18N
  91
  92                 // Return full list
  93                 return users;
  94         }
  95
  96         @Override
  97         public User fillUserData (final User user) {
  98                 // Trace message
  99                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("fillUserData: user={0} - CALLED!", user)); //NOI18N
 100
 101                 // user should not be null
 102                 if (null == user) {
 103                         // Abort here
 104                         throw new NullPointerException("user is null"); //NOI18N
 105                 }
 106
 107                 // Try to locate it
 108                 Query query = this.getEntityManager().createNamedQuery("SearchUserName", LoginUser.class); //NOI18N
 109
 110                 // Set parameter
 111                 query.setParameter("param", user.getUserName()); //NOI18N
 112
 113                 // Initialize variable
 114                 User foundUser = null;
 115
 116                 // Try it
 117                 try {
 118                         // Try to get single result
 119                         foundUser = (User) query.getSingleResult();
 120                 } catch (final NoResultException ex) {
 121                         // Log it
 122                         this.getLoggerBeanLocal().logException(ex);
 123                 }
 124
 125                 // Trace message
 126                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("fillUserData: foundUser={0} - EXIT!", foundUser)); //NOI18N
 127
 128                 // Return prepared instance
 129                 return foundUser;
 130         }
 131
 132         @Override
 133         @SuppressWarnings ("unchecked")
 134         public List<String> getEmailAddressList () {
 135                 // Get query
 136                 Query query = this.getEntityManager().createNamedQuery("AllEmailAddresses", String.class); //NOI18N
 137
 138                 // Get result list
 139                 List<String> emailAddressList = query.getResultList();
 140
 141                 // Return it
 142                 return emailAddressList;
 143         }
 144
 145         @Override
 146         @SuppressWarnings ("unchecked")
 147         public List<String> getUserNameList () {
 148                 // Get query
 149                 Query query = this.getEntityManager().createNamedQuery("AllUserNames", String.class); //NOI18N
 150
 151                 // Get result list
 152                 List<String> userNameList = query.getResultList();
 153
 154                 // Return it
 155                 return userNameList;
 156         }
 157
 158         @Override
 159         public boolean ifUserIdExists (final Long userId) {
 160                 // Trace message
 161                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("ifUserIdExists: userId={0} - CALLED!", userId)); //NOI18N
 162
 163                 // userId should not be null
 164                 if (null == userId) {
 165                         // Abort here
 166                         throw new NullPointerException("userId is null"); //NOI18N
 167                 } else if (userId < 1) {
 168                         // Invalid number
 169                         throw new IllegalArgumentException(MessageFormat.format("userId is not valid: {0}", userId)); //NOI18N
 170                 }
 171
 172                 // Generate query
 173                 Query query = this.getEntityManager().createNamedQuery("SearchUserId", LoginUser.class); //NOI18N
 174
 175                 // Set parameter
 176                 query.setParameter("id", userId); //NOI18N
 177
 178                 // Try this
 179                 try {
 180                         User dummy = (User) query.getSingleResult();
 181
 182                         // Debug message
 183                         this.getLoggerBeanLocal().logDebug(MessageFormat.format("ifUserIdExists: dummy.id={0} found.", dummy.getUserId())); //NOI18N
 184                 } catch (final NoResultException ex) {
 185                         // Log it
 186                         this.getLoggerBeanLocal().logDebug(MessageFormat.format("ifUserIdExists: getSingleResult() returned no result: {0}", ex)); //NOI18N
 187
 188                         // User name does not exist
 189                         return false;
 190                 } catch (final PersistenceException ex) {
 191                         // Something bad happened
 192                         this.getLoggerBeanLocal().logWarning(MessageFormat.format("More than one user id {0} found.", userId, ex)); //NOI18N
 193
 194                         // Throw again
 195                         throw ex;
 196                 }
 197
 198                 // Trace message
 199                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("ifUserIdExists: Found user id {0} - EXIT!", userId)); //NOI18N
 200
 201                 // Found it
 202                 return true;
 203         }
 204
 205         @Override
 206         public boolean isEmailAddressReqistered (final User user) {
 207                 // Trace message
 208                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("isEmailAddressReqistered: user={0} - CALLED!", user)); //NOI18N
 209
 210                 // user should not be null
 211                 if (null == user) {
 212                         // Abort here
 213                         throw new NullPointerException("user is null"); //NOI18N
 214                 }
 215
 216                 // Generate query
 217                 Query query = this.getEntityManager().createNamedQuery("SearchEmailAddress", LoginUser.class); //NOI18N
 218
 219                 // Set parameter
 220                 query.setParameter("param", user.getUserContact().getContactEmailAddress()); //NOI18N
 221
 222                 // Search for it
 223                 try {
 224                         User dummy = (User) query.getSingleResult();
 225
 226                         // Debug message
 227                         this.getLoggerBeanLocal().logDebug(MessageFormat.format("isEmailAddressReqistered: dummy.id={0} found.", dummy.getUserId())); //NOI18N
 228                 } catch (final NoResultException ex) {
 229                         // Log it
 230                         this.getLoggerBeanLocal().logDebug(MessageFormat.format("isEmailAddressReqistered: getSingleResult() returned no result: {0}", ex)); //NOI18N
 231
 232                         // Email address does not exist
 233                         return false;
 234                 } catch (final PersistenceException ex) {
 235                         // Something bad happened
 236                         this.getLoggerBeanLocal().logWarning(MessageFormat.format("More than one email address {0} found.", user.getUserContact().getContactEmailAddress()), ex); //NOI18N
 237
 238                         // Throw again
 239                         throw ex;
 240                 }
 241
 242                 // Found it
 243                 return true;
 244         }
 245
 246         @Override
 247         public boolean isUserNameReqistered (final User user) {
 248                 // Trace message
 249                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("isUserNameReqistered: user={0} - CALLED!", user)); //NOI18N
 250
 251                 // user should not be null
 252                 if (null == user) {
 253                         // Abort here
 254                         throw new NullPointerException("user is null"); //NOI18N
 255                 }
 256
 257                 // Generate query
 258                 Query query = this.getEntityManager().createNamedQuery("SearchUserName", LoginUser.class); //NOI18N
 259
 260                 // Set parameter
 261                 query.setParameter("param", user.getUserName()); //NOI18N
 262
 263                 // Try this
 264                 try {
 265                         User dummy = (User) query.getSingleResult();
 266
 267                         // Debug message
 268                         this.getLoggerBeanLocal().logDebug(MessageFormat.format("isUserNameReqistered: dummy.id={0} found.", dummy.getUserId())); //NOI18N
 269                 } catch (final NoResultException ex) {
 270                         // Log it
 271                         this.getLoggerBeanLocal().logDebug(MessageFormat.format("isUserNameReqistered: getSingleResult() returned no result: {0}", ex)); //NOI18N
 272
 273                         // User name does not exist
 274                         return false;
 275                 } catch (final PersistenceException ex) {
 276                         // Something bad happened
 277                         this.getLoggerBeanLocal().logWarning(MessageFormat.format("More than one email address {0} found.", user.getUserContact().getContactEmailAddress()), ex); //NOI18N
 278
 279                         // Throw again
 280                         throw ex;
 281                 }
 282
 283                 // Found it
 284                 return true;
 285         }
 286
 287         @Override
 288         public void updateUserPersonalData (final User user) {
 289                 // user should not be null
 290                 if (null == user) {
 291                         // Abort here
 292                         throw new NullPointerException("user is null"); //NOI18N
 293                 } else if (user.getUserId() == null) {
 294                         // Throw NPE again
 295                         throw new NullPointerException("user.userId is null");
 296                 } else if (user.getUserId() < 1) {
 297                         // Not valid
 298                         throw new IllegalArgumentException(MessageFormat.format("user.userId={0} is not valid.", user.getUserId()));
 299                 } else if (!this.ifUserIdExists(user.getUserId())) {
 300                         // User does not exist
 301                         throw new PersistenceException(MessageFormat.format("User with id {0} does not exist.", user.getUserId()));
 302                 }
 303
 304                 // Find the instance
 305                 User foundUser = this.getEntityManager().find(user.getClass(), user.getUserId());
 306
 307                 // Should be found!
 308                 assert (foundUser instanceof User) : MessageFormat.format("User with id {0} not found, but should be.", user.getUserId()); //NOI18N
 309
 310                 // Merge user
 311                 User detachedUser = this.getEntityManager().merge(foundUser);
 312
 313                 // Should be found!
 314                 assert (detachedUser instanceof User) : MessageFormat.format("User with id {0} not merged, but should be.", user.getUserId()); //NOI18N
 315
 316                 // Strange things needs to be logged
 317                 this.getLoggerBeanLocal().logDebug(MessageFormat.format("updateUserPersonalData: user.userAccountStatus={0},foundUser.userAccountStatus={1},user.userContact.phoneId={2},detachedUser.userContact.phoneId={3}", user.getUserAccountStatus(), detachedUser.getUserAccountStatus(), user.getUserContact().getContactLandLineNumber().getPhoneId(), detachedUser.getUserContact().getContactLandLineNumber().getPhoneId())); //NOI18N
 318
 319                 // Copy all data
 320                 detachedUser.copyAll(user);
 321
 322                 // Set as updated
 323                 detachedUser.setUserUpdated(new GregorianCalendar());
 324                 detachedUser.getUserContact().setContactUpdated(new GregorianCalendar());
 325         }
 326 }