src/org/mxchange/jcontactsbusiness/model/employee/Employees.java

   1 /*
   2  * Copyright (C) 2017, 2018 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 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.jcontactsbusiness.model.employee;
  18
  19 import java.io.Serializable;
  20 import java.text.MessageFormat;
  21 import java.util.Objects;
  22
  23 /**
  24  * Utilities class for employees
  25  * <p>
  26  * @author Roland Häder<roland@mxchange.org>
  27  */
  28 public class Employees implements Serializable {
  29
  30         /**
  31          * Serial number
  32          */
  33         private static final long serialVersionUID = 158_376_461_255_901L;
  34
  35         /**
  36          * Compares both employee instances. This method returns -1 if second
  37          * instance is null.
  38          * <p>
  39          * @param employable1 Employee instance 1
  40          * @param employable2 Employee instance 2
  41          * <p>
  42          * @return Comparison value
  43          */
  44         public static int compare (final Employable employable1, final Employable employable2) {
  45                 // Check euqality, then at least first must be given
  46                 if (Objects.equals(employable1, employable2)) {
  47                         // Both are same
  48                         return 0;
  49                 } else if (null == employable1) {
  50                         // First is null
  51                         return -1;
  52                 } else if (null == employable2) {
  53                         // Second is null
  54                         return 1;
  55                 }
  56
  57                 // Invoke compareTo() method
  58                 return employable1.compareTo(employable2);
  59         }
  60
  61         /**
  62          * Checks whether both employees are the same
  63          * <p>
  64          * @param employee1 Employee 1
  65          * @param employee2 Employee 2
  66          * <p>
  67          * @return Whether both are the same
  68          */
  69         public static boolean isSameEmployeeFound (final Employable employee1, final Employable employee2) {
  70                 // Validate parameter
  71                 if (null == employee1) {
  72                         // Throw NPE
  73                         throw new NullPointerException("employee1 is null"); //NOI18N
  74                 } else if (employee1.getEmployeeBasicData() == null) {
  75                         // Throw it again
  76                         throw new NullPointerException("employee1.employeeCompany is null"); //NOI18N
  77                 } else if (employee1.getEmployeeBasicData().getBasicDataId() == null) {
  78                         // Throw it again
  79                         throw new NullPointerException("employee1.employeeCompany.basicDataId is null"); //NOI18N
  80                 } else if (employee1.getEmployeeBasicData().getBasicDataId() < 1) {
  81                         // Throw IAE
  82                         throw new IllegalArgumentException(MessageFormat.format("employee1.employeeCompany.basicDataId={0} is invalid.", employee1.getEmployeeBasicData().getBasicDataId())); //NOI18N
  83                 } else if (employee1.getEmployeeBranchOffice() == null && employee1.getEmployeeDepartment() == null && employee1.getEmployeeHeadquarter() == null) {
  84                         // At least one must be set
  85                         throw new NullPointerException("employee1.employeeBranchOffice, employee1.employeeDepartment and employee1.employeeHeadquarter is null"); //NOI18N
  86                 } else if (employee1.getEmployeeBranchOffice() != null && employee1.getEmployeeBranchOffice().getBranchId() == null) {
  87                         // Throw NPE
  88                         throw new NullPointerException("employee1.employeeBranchOffice.branchId is null"); //NOI18N
  89                 } else if (employee1.getEmployeeBranchOffice() != null && employee1.getEmployeeBranchOffice().getBranchId() < 1) {
  90                         // Throw IAE
  91                         throw new IllegalArgumentException(MessageFormat.format("employee1.employeeBranchOffice.branchId={0} is invalid.", employee1.getEmployeeBranchOffice().getBranchId())); //NOI18N
  92                 } else if (employee1.getEmployeeDepartment() != null && employee1.getEmployeeDepartment().getDepartmentId() == null) {
  93                         // Throw NPE
  94                         throw new NullPointerException("employee1.employeeDepartment.departmentId is null"); //NOI18N
  95                 } else if (employee1.getEmployeeDepartment() != null && employee1.getEmployeeDepartment().getDepartmentId() < 1) {
  96                         // Throw IAE
  97                         throw new IllegalArgumentException(MessageFormat.format("employee1.employeeDepartment.departmentId={0} is invalid.", employee1.getEmployeeDepartment().getDepartmentId())); //NOI18N
  98                 } else if (employee1.getEmployeeHeadquarter() != null && employee1.getEmployeeHeadquarter().getHeadquarterId() == null) {
  99                         // Throw NPE
 100                         throw new NullPointerException("employee1.employeeHeadquarter.headquarterId is null"); //NOI18N
 101                 } else if (employee1.getEmployeeHeadquarter() != null && employee1.getEmployeeHeadquarter().getHeadquarterId() < 1) {
 102                         // Throw IAE
 103                         throw new IllegalArgumentException(MessageFormat.format("employee1.employeeHeadquarter.headquarterId={0} is invalid.", employee1.getEmployeeHeadquarter().getHeadquarterId())); //NOI18N
 104                 } else if ((employee1.getEmployeePersonalData() == null) && (employee1.getEmployeeBranchOffice() == null) && (employee1.getEmployeeHeadquarter() == null) && (employee1.getEmployeeNumber() == null)) {
 105                         // All are null
 106                         throw new NullPointerException("employee1.employeePersonalData, employee1.employeeBranchOffice, employee1.employeeHeadquarter and employee1.employeeNumber are null"); //NOI18N
 107                 } else if ((employee1.getEmployeePersonalData() != null) && (employee1.getEmployeePersonalData().getContactId() == null)) {
 108                         // Throw NPE
 109                         throw new NullPointerException("employee1.employeePersonalData.contactId is null"); //NOI18N
 110                 } else if ((employee1.getEmployeePersonalData() != null) && (employee1.getEmployeePersonalData().getContactId() < 1)) {
 111                         // Throw IAE
 112                         throw new IllegalArgumentException(MessageFormat.format("employee1.employeePersonalData.contactId={0} is invalid.", employee1.getEmployeePersonalData().getContactId())); //NOI18N
 113                 } else if ((employee1.getEmployeeNumber() != null) && (employee1.getEmployeeNumber().isEmpty())) {
 114                         // Throw it again
 115                         throw new IllegalArgumentException("employee1.employeeNumber is empty"); //NOI18N
 116                 } else if (null == employee2) {
 117                         // Throw NPE
 118                         throw new NullPointerException("employee2 is null"); //NOI18N
 119                 } else if (employee2.getEmployeeBasicData() == null) {
 120                         // Throw it again
 121                         throw new NullPointerException("employee2.employeeCompany is null"); //NOI18N
 122                 } else if (employee2.getEmployeeBasicData().getBasicDataId() == null) {
 123                         // Throw it again
 124                         throw new NullPointerException("employee2.employeeCompany.basicDataId is null"); //NOI18N
 125                 } else if (employee2.getEmployeeBasicData().getBasicDataId() < 1) {
 126                         // Throw IAE
 127                         throw new IllegalArgumentException(MessageFormat.format("employee2.employeeCompany.basicDataId={0} is invalid.", employee2.getEmployeeBasicData().getBasicDataId())); //NOI18N
 128                 } else if (employee2.getEmployeeBranchOffice() == null && employee2.getEmployeeDepartment() == null && employee2.getEmployeeHeadquarter() == null) {
 129                         // At least one must be set
 130                         throw new NullPointerException("employee2.employeeBranchOffice, employee2.employeeDepartment and employee2.employeeHeadquarter is null"); //NOI18N
 131                 } else if (employee2.getEmployeeBranchOffice() != null && employee2.getEmployeeBranchOffice().getBranchId() == null) {
 132                         // Throw NPE
 133                         throw new NullPointerException("employee2.employeeBranchOffice.branchId is null"); //NOI18N
 134                 } else if (employee2.getEmployeeBranchOffice() != null && employee2.getEmployeeBranchOffice().getBranchId() < 1) {
 135                         // Throw IAE
 136                         throw new IllegalArgumentException(MessageFormat.format("employee2.employeeBranchOffice.branchId={0} is invalid.", employee2.getEmployeeBranchOffice().getBranchId())); //NOI18N
 137                 } else if (employee2.getEmployeeDepartment() != null && employee2.getEmployeeDepartment().getDepartmentId() == null) {
 138                         // Throw NPE
 139                         throw new NullPointerException("employee2.employeeDepartment.departmentId is null"); //NOI18N
 140                 } else if (employee2.getEmployeeDepartment() != null && employee2.getEmployeeDepartment().getDepartmentId() < 1) {
 141                         // Throw IAE
 142                         throw new IllegalArgumentException(MessageFormat.format("employee2.employeeDepartment.departmentId={0} is invalid.", employee2.getEmployeeDepartment().getDepartmentId())); //NOI18N
 143                 } else if (employee2.getEmployeeHeadquarter() != null && employee2.getEmployeeHeadquarter().getHeadquarterId() == null) {
 144                         // Throw NPE
 145                         throw new NullPointerException("employee2.employeeHeadquarter.headquarterId is null"); //NOI18N
 146                 } else if (employee2.getEmployeeHeadquarter() != null && employee2.getEmployeeHeadquarter().getHeadquarterId() < 1) {
 147                         // Throw IAE
 148                         throw new IllegalArgumentException(MessageFormat.format("employee2.employeeHeadquarter.headquarterId={0} is invalid.", employee2.getEmployeeHeadquarter().getHeadquarterId())); //NOI18N
 149                 } else if ((employee2.getEmployeePersonalData() == null) && (employee2.getEmployeeBranchOffice() == null) && (employee2.getEmployeeHeadquarter() == null) && (employee2.getEmployeeNumber() == null)) {
 150                         // All are null
 151                         throw new NullPointerException("employee2.employeePersonalData, employee2.employeeBranchOffice, employee2.employeeHeadquarter and employee2.employeeNumber are null"); //NOI18N
 152                 } else if ((employee2.getEmployeePersonalData() != null) && (employee2.getEmployeePersonalData().getContactId() == null)) {
 153                         // Throw NPE
 154                         throw new NullPointerException("employee2.employeePersonalData.contactId is null"); //NOI18N
 155                 } else if ((employee2.getEmployeePersonalData() != null) && (employee2.getEmployeePersonalData().getContactId() < 1)) {
 156                         // Throw IAE
 157                         throw new IllegalArgumentException(MessageFormat.format("employee2.employeePersonalData.contactId={0} is invalid.", employee2.getEmployeePersonalData().getContactId())); //NOI18N
 158                 } else if ((employee2.getEmployeeNumber() != null) && (employee2.getEmployeeNumber().isEmpty())) {
 159                         // Throw it again
 160                         throw new IllegalArgumentException("employee2.employeeNumber is empty"); //NOI18N
 161                 } else if (Objects.equals(employee1, employee2)) {
 162                         // Found equal entity
 163                         return true;
 164                 }
 165
 166                 // Same data found?
 167                 if (!Objects.equals(employee1.getEmployeeBasicData(), employee2.getEmployeeBasicData())) {
 168                         // Not the same companies
 169                         return false;
 170                 } else if (!Objects.equals(employee1.getEmployeeNumber(), employee2.getEmployeeNumber())) {
 171                         // Not same number
 172                         return false;
 173                 } else if (!Objects.equals(employee1.getEmployeePersonalData(), employee2.getEmployeePersonalData())) {
 174                         // Not same personal data
 175                         return false;
 176                 }
 177
 178                 // Is same employee
 179                 return true;
 180         }
 181
 182         /**
 183          * Private constructor
 184          */
 185         private Employees () {
 186                 // No instances from utilities
 187         }
 188
 189 }