Renamed Manager to DeptEmployee

hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java

@@ -5,6 +5,7 @@ import java.io.IOException;
 import java.net.URL;
 import java.util.Properties;
 
+import com.baeldung.hibernate.entities.DeptEmployee;
 import org.apache.commons.lang3.StringUtils;
 import org.hibernate.SessionFactory;
 import org.hibernate.boot.Metadata;
@@ -92,7 +93,7 @@ public class HibernateUtil {
         metadataSources.addAnnotatedClass(PessimisticLockingCourse.class);
         metadataSources.addAnnotatedClass(com.baeldung.hibernate.pessimisticlocking.Customer.class);
         metadataSources.addAnnotatedClass(com.baeldung.hibernate.pessimisticlocking.Address.class);
-        metadataSources.addAnnotatedClass(com.baeldung.hibernate.entities.Manager.class);
+        metadataSources.addAnnotatedClass(DeptEmployee.class);
         metadataSources.addAnnotatedClass(com.baeldung.hibernate.entities.Department.class);
 
         Metadata metadata = metadataSources.buildMetadata();

hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java

@@ -2,17 +2,18 @@ package com.baeldung.hibernate.entities;
 
 import java.util.List;
 
-import javax.persistence.Entity;
-import javax.persistence.Id;
-import javax.persistence.OneToMany;
+import javax.persistence.*;
 
 @Entity
 public class Department {
     @Id
-    long id;
-    String name;
+    @GeneratedValue(strategy = GenerationType.SEQUENCE)
+    private long id;
+
+    private String name;
+
     @OneToMany(mappedBy="department")
-    List<Manager> employees;
+    private List<DeptEmployee> employees;
 
     public Department(String name) {
         this.name = name;
@@ -21,19 +22,24 @@ public class Department {
     public long getId() {
         return id;
     }
+
     public void setId(long id) {
         this.id = id;
     }
+
     public String getName() {
         return name;
     }
+
     public void setName(String name) {
         this.name = name;
     }
-    public List<Manager> getEmployees() {
+
+    public List<DeptEmployee> getEmployees() {
         return employees;
     }
-    public void setEmployees(List<Manager> employees) {
+
+    public void setEmployees(List<DeptEmployee> employees) {
         this.employees = employees;
     }
 }

hibernate5/src/main/java/com/baeldung/hibernate/entities/DeptEmployee.java

@@ -1,19 +1,23 @@
 package com.baeldung.hibernate.entities;
 
-import javax.persistence.Entity;
-import javax.persistence.Id;
-import javax.persistence.ManyToOne;
+import javax.persistence.*;
 
 @Entity
-public class Manager {
+public class DeptEmployee {
     @Id
-    long id;
-    String employeeNumber;
-    String name;
-    @ManyToOne    
-    Department department;
+    @GeneratedValue(strategy = GenerationType.SEQUENCE)
+    private long id;
+
+    private String employeeNumber;
+
+    private String designation;
+
+    private String name;
+
+    @ManyToOne
+    private Department department;
     
-    public Manager(String name, String employeeNumber, Department department) {
+    public DeptEmployee(String name, String employeeNumber, Department department) {
         this.name = name;
         this.employeeNumber = employeeNumber;
         this.department = department;
@@ -22,25 +26,40 @@ public class Manager {
     public long getId() {
         return id;
     }
+
     public void setId(long id) {
         this.id = id;
     }
+
     public String getEmployeeNumber() {
         return employeeNumber;
     }
+
     public void setEmployeeNumber(String employeeNumber) {
         this.employeeNumber = employeeNumber;
     }
+
     public String getName() {
         return name;
     }
+
     public void setName(String name) {
         this.name = name;
     }
+
     public Department getDepartment() {
         return department;
     }
+
     public void setDepartment(Department department) {
         this.department = department;
     }
+
+    public String getDesignation() {
+        return designation;
+    }
+
+    public void setDesignation(String designation) {
+        this.designation = designation;
+    }
 }

hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java

@@ -1,8 +1,9 @@
 package com.baeldung.hibernate.pojo;
 
 public class Result {
-    String employeeName;
-    String departmentName;
+    private String employeeName;
+
+    private String departmentName;
     
     public Result(String employeeName, String departmentName) {
         this.employeeName = employeeName;

hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java

@@ -5,6 +5,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 import java.io.IOException;
 import java.util.List;
 
+import com.baeldung.hibernate.entities.DeptEmployee;
 import org.hibernate.Session;
 import org.hibernate.Transaction;
 import org.hibernate.query.Query;
@@ -13,10 +14,9 @@ import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
 import com.baeldung.hibernate.entities.Department;
-import com.baeldung.hibernate.entities.Manager;
 import com.baeldung.hibernate.pojo.Result;
 
-class CustomClassIntegrationTest {
+public class CustomClassIntegrationTest {
 
     private Session session;
 
@@ -29,7 +29,7 @@ class CustomClassIntegrationTest {
         session.createNativeQuery("delete from manager").executeUpdate();
         session.createNativeQuery("delete from department").executeUpdate();
         Department department = new Department("Sales");
-        Manager employee = new Manager("John Smith", "001", department);
+        DeptEmployee employee = new DeptEmployee("John Smith", "001", department);
         session.persist(department);
         session.persist(employee);
         transaction.commit();
@@ -38,16 +38,16 @@ class CustomClassIntegrationTest {
     
     @Test
     public void whenAllManagersAreSelected_ThenObjectGraphIsReturned() {
-        Query<Manager> query = session.createQuery("from com.baeldung.hibernate.entities.Manager");
-        List<Manager> managers = query.list();
-        Manager manager = managers.get(0);
-        assertEquals("John Smith", manager.getName());
-        assertEquals("Sales", manager.getDepartment().getName());
+        Query<DeptEmployee> query = session.createQuery("from com.baeldung.hibernate.entities.DeptEmployee");
+        List<DeptEmployee> deptEmployees = query.list();
+        DeptEmployee deptEmployee = deptEmployees.get(0);
+        assertEquals("John Smith", deptEmployee.getName());
+        assertEquals("Sales", deptEmployee.getDepartment().getName());
     }
     
     @Test
     public void whenIndividualPropertiesAreSelected_ThenObjectArrayIsReturned() {
-        Query query = session.createQuery("select m.name, m.department.name from com.baeldung.hibernate.entities.Manager m");
+        Query query = session.createQuery("select m.name, m.department.name from com.baeldung.hibernate.entities.DeptEmployee m");
         List managers = query.list();
         Object[] manager = (Object[]) managers.get(0);
         assertEquals("John Smith", manager[0]);
@@ -56,7 +56,8 @@ class CustomClassIntegrationTest {
     
     @Test
     public void whenResultConstructorInSelect_ThenListOfResultIsReturned() {
-        Query<Result> query = session.createQuery("select new com.baeldung.hibernate.pojo.Result(m.name, m.department.name) from Manager m");
+        Query<Result> query = session.createQuery("select new com.baeldung.hibernate.pojo.Result(m.name, m.department.name) "
+                + "from DeptEmployee m");
         List<Result> results = query.list();
         Result result = results.get(0);
         assertEquals("John Smith", result.getEmployeeName());
@@ -65,7 +66,8 @@ class CustomClassIntegrationTest {
     
     @Test
     public void whenResultTransformerOnQuery_ThenListOfResultIsReturned() {
-        Query query = session.createQuery("select m.name as employeeName, m.department.name as departmentName from com.baeldung.hibernate.entities.Manager m");
+        Query query = session.createQuery("select m.name as employeeName, m.department.name as departmentName "
+                + "from com.baeldung.hibernate.entities.DeptEmployee m");
         query.setResultTransformer(Transformers.aliasToBean(Result.class));
         List<Result> results = query.list();
         Result result = results.get(0);