src/java/org/mxchange/jcontactsbusiness/model/department/JobsAdminDepartmentSessionBean.java

   1 /*
   2  * Copyright (C) 2017 - 2020 Free Software Foundation
   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.jcontactsbusiness.model.department;
  18
  19 import java.text.MessageFormat;
  20 import java.util.Date;
  21 import java.util.List;
  22 import javax.ejb.EJB;
  23 import javax.ejb.Stateless;
  24 import org.mxchange.jcontacts.model.contact.Contact;
  25 import org.mxchange.jcontactsbusiness.exceptions.department.DepartmentAlreadyAddedException;
  26 import org.mxchange.jcontactsbusiness.exceptions.department.DepartmentNotFoundException;
  27 import org.mxchange.jcontactsbusiness.model.basicdata.BasicData;
  28 import org.mxchange.jcontactsbusiness.model.branchoffice.BranchOffice;
  29 import org.mxchange.jcontactsbusiness.model.headquarter.Headquarter;
  30 import org.mxchange.jjobs.enterprise.BaseJobsEnterpriseBean;
  31 import org.mxchange.jusercore.model.user.User;
  32
  33 /**
  34  * A stateless session bean for administrative department purposes
  35  * <p>
  36  * @author Roland Häder<roland@mxchange.org>
  37  */
  38 @Stateless (name = "adminDepartment", description = "An administrative statless bean for handling department data (all)")
  39 public class JobsAdminDepartmentSessionBean extends BaseJobsEnterpriseBean implements AdminDepartmentSessionBeanRemote {
  40
  41         /**
  42          * Serial number
  43          */
  44         private static final long serialVersionUID = 58_467_386_571_703L;
  45
  46         /**
  47          * General department bean
  48          */
  49         @EJB (lookup = "java:global/jjobs-ejb/department!org.mxchange.jcontactsbusiness.model.department.DepartmentSessionBeanRemote")
  50         private DepartmentSessionBeanRemote departmentBean;
  51
  52         /**
  53          * Default constructor
  54          */
  55         public JobsAdminDepartmentSessionBean () {
  56                 // Call super constructor
  57                 super();
  58         }
  59
  60         @Override
  61         public Department addDepartment (final Department department) throws DepartmentAlreadyAddedException {
  62                 // Trace message
  63                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.addDepartment(): department={1} - CALLED!", this.getClass().getSimpleName(), department)); //NOI18N
  64
  65                 // Validate parameter
  66                 if (null == department) {
  67                         // Throw NPE
  68                         throw new NullPointerException("department is null"); //NOI18N
  69                 } else if (department.getDepartmentId() instanceof Long) {
  70                         // Should not happen
  71                         throw new IllegalArgumentException("department.departmentId should not be set."); //NOI18N
  72                 } else if (department.getDepartmentCompany() == null) {
  73                         // Throw NPE
  74                         throw new NullPointerException("department.departmentCompany is null"); //NOI18N
  75                 } else if (department.getDepartmentCompany().getBasicDataId() == null) {
  76                         // Throw NPE again
  77                         throw new NullPointerException("department.departmentCompany.basicDataId is null"); //NOI18N
  78                 } else if (department.getDepartmentCompany().getBasicDataId() < 1) {
  79                         // Throw IAE
  80                         throw new IllegalArgumentException(MessageFormat.format("department.departmentCompany.basicDataId={0} is invalid", department.getDepartmentCompany().getBasicDataId())); //NOI18N
  81                 } else if (department.getDepartmentI18nKey() == null) {
  82                         // Throw NPE
  83                         throw new NullPointerException("department.departmentName is null"); //NOI18N
  84                 } else if (department.getDepartmentI18nKey().isEmpty()) {
  85                         // Throw IAE
  86                         throw new NullPointerException("department.departmentName is empty"); //NOI18N
  87                 } else if (this.isDepartmentFound(department)) {
  88                         // Already added, abort here
  89                         throw new DepartmentAlreadyAddedException(department);
  90                 }
  91
  92                 // Set created timestamp
  93                 department.setDepartmentEntryCreated(new Date());
  94
  95                 // Get managed basic data instance
  96                 final BasicData managedBasicData = this.createManaged(department.getDepartmentCompany());
  97
  98                 // Set it back
  99                 department.setDepartmentCompany(managedBasicData);
 100
 101                 // Is branch office set?
 102                 if (department.getDepartmentBranchOffice() instanceof BranchOffice) {
 103                         // Get managed branch office
 104                         final BranchOffice managedBranchOffice = this.createManaged(department.getDepartmentBranchOffice());
 105
 106                         // Set it back
 107                         department.setDepartmentBranchOffice(managedBranchOffice);
 108                 }
 109
 110                 // Is headquarter set?
 111                 if (department.getDepartmentHeadquarter() instanceof Headquarter) {
 112                         // Get managed headquarter
 113                         final Headquarter managedHeadquarter = this.createManaged(department.getDepartmentHeadquarter());
 114
 115                         // Set it back
 116                         department.setDepartmentHeadquarter(managedHeadquarter);
 117                 }
 118
 119                 // Is lead employee set?
 120                 if (department.getDepartmentLead() instanceof Contact) {
 121                         // Get managed lead contact
 122                         final Contact managedContact = this.createManaged(department.getDepartmentLead());
 123
 124                         // Set it back
 125                         department.setDepartmentLead(managedContact);
 126                 }
 127
 128                 // Is "owning" user set?
 129                 if (department.getDepartmentUserOwner() instanceof User) {
 130                         // Get managed user
 131                         final User managedUser = this.createManaged(department.getDepartmentUserOwner());
 132
 133                         // Set it back
 134                         department.setDepartmentUserOwner(managedUser);
 135                 }
 136
 137                 // Persist it
 138                 this.getEntityManager().persist(department);
 139
 140                 // Trace message
 141                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.addDepartment(): department.departmentId={1} - EXIT!", this.getClass().getSimpleName(), department.getDepartmentId())); //NOI18N
 142
 143                 // Return updated instance
 144                 return department;
 145         }
 146
 147         @Override
 148         public Department updateDepartment (final Department department) throws DepartmentNotFoundException {
 149                 // Trace message
 150                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.updateDepartment(): department={1} - CALLED!", this.getClass().getSimpleName(), department)); //NOI18N
 151
 152                 // Validate parameter
 153                 if (null == department) {
 154                         // Throw NPE
 155                         throw new NullPointerException("department is null"); //NOI18N
 156                 } else if (department.getDepartmentId() == null) {
 157                         // Throw NPE again
 158                         throw new NullPointerException("department.departmentId is null"); //NOI18N
 159                 } else if (department.getDepartmentId() < 1) {
 160                         // Throw IAE
 161                         throw new IllegalArgumentException(MessageFormat.format("department.departmentId={0} is not valid", department.getDepartmentId())); //NOI18N
 162                 } else if (department.getDepartmentCompany() == null) {
 163                         // Throw NPE
 164                         throw new NullPointerException("department.departmentCompany is null"); //NOI18N
 165                 } else if (department.getDepartmentCompany().getBasicDataId() == null) {
 166                         // Throw NPE again
 167                         throw new NullPointerException("department.departmentCompany.basicDataId is null"); //NOI18N
 168                 } else if (department.getDepartmentCompany().getBasicDataId() < 1) {
 169                         // Throw IAE
 170                         throw new IllegalArgumentException(MessageFormat.format("department.departmentCompany.basicDataId={0} is invalid", department.getDepartmentCompany().getBasicDataId())); //NOI18N
 171                 } else if (department.getDepartmentI18nKey() == null) {
 172                         // Throw NPE
 173                         throw new NullPointerException("department.departmentName is null"); //NOI18N
 174                 } else if (department.getDepartmentI18nKey().isEmpty()) {
 175                         // Throw IAE
 176                         throw new NullPointerException("department.departmentName is empty"); //NOI18N
 177                 } else if (!this.isDepartmentFound(department)) {
 178                         // Already added, abort here
 179                         throw new DepartmentNotFoundException(department);
 180                 }
 181
 182                 // Merge data
 183                 final Department updatedDepartment = this.mergeDepartmentData(department);
 184
 185                 // Trace message
 186                 this.getLoggerBeanLocal().logTrace(MessageFormat.format("{0}.updateDepartment(): updatedDepartment={1} - EXIT!", this.getClass().getSimpleName(), updatedDepartment));
 187
 188                 // Return updated instance
 189                 return updatedDepartment;
 190         }
 191
 192         /**
 193          * Checks if given department's address is already persisted. The whole
 194          * (persisted) list is being loaded and each address is being matched
 195          * against the given department's address.
 196          * <p>
 197          * @param department Branch office being checked
 198          * <p>
 199          * @return Whether it has been found
 200          */
 201         private boolean isDepartmentFound (final Department department) {
 202                 // Get whole list
 203                 final List<Department> departments = this.departmentBean.fetchAllDepartments();
 204
 205                 // Default is not found
 206                 boolean isFound = false;
 207
 208                 // Check all single addresses
 209                 for (final Department dep : departments) {
 210                         // Is the same address found?
 211                         if (Departments.isSameDepartment(dep, department)) {
 212                                 // Found one
 213                                 isFound = true;
 214                                 break;
 215                         }
 216                 }
 217
 218                 // Return flag
 219                 return isFound;
 220         }
 221
 222 }