From 4798036089d1db858d60a045e8fa4ebd84070ed4 Mon Sep 17 00:00:00 2001 From: Priyesh Mashelkar Date: Tue, 4 Sep 2018 00:01:25 +0100 Subject: [PATCH 1/4] Added entities and basic select --- .../hibernate/entities/Department.java | 16 +++++++ .../baeldung/hibernate/entities/Employee.java | 47 +++++++++++++++++++ .../hibernate/CustomClassIntegrationTest.java | 36 ++++++++++++++ 3 files changed, 99 insertions(+) create mode 100644 hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java create mode 100644 hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java create mode 100644 hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java new file mode 100644 index 0000000000..12a9bda5f9 --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java @@ -0,0 +1,16 @@ +package com.baeldung.hibernate.entities; + +import java.util.List; + +import javax.persistence.Entity; +import javax.persistence.Id; +import javax.persistence.OneToMany; + +@Entity +public class Department { + @Id + long id; + String name; + @OneToMany(mappedBy="department") + List employees; +} diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java new file mode 100644 index 0000000000..8b5c554c44 --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java @@ -0,0 +1,47 @@ +package com.baeldung.hibernate.entities; + +import javax.persistence.Entity; +import javax.persistence.Id; +import javax.persistence.ManyToOne; + +@Entity +public class Employee { + @Id + long id; + String employeeNumber; + String name; + String designation; + @ManyToOne + Department department; + + 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 String getDesignation() { + return designation; + } + public void setDesignation(String designation) { + this.designation = designation; + } + public Department getDepartment() { + return department; + } + public void setDepartment(Department department) { + this.department = department; + } +} diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java new file mode 100644 index 0000000000..8b2fd4854d --- /dev/null +++ b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java @@ -0,0 +1,36 @@ +package com.baeldung.hibernate; + +import static org.junit.jupiter.api.Assertions.*; + +import java.io.IOException; +import java.util.List; +import java.util.TimeZone; + +import org.hibernate.Session; +import org.hibernate.Transaction; +import org.hibernate.query.Query; +import org.junit.Before; +import org.junit.jupiter.api.Test; + +class CustomClassIntegrationTest { + + private Session session; + + private Transaction transaction; + + @Before + public void setUp() throws IOException { + session = HibernateUtil.getSessionFactory().openSession(); + transaction = session.beginTransaction(); + session.createNativeQuery("delete from employee").executeUpdate(); + session.createNativeQuery("delete from department").executeUpdate(); + transaction.commit(); + } + + @Test + void whenAllEmployeesSelected_ThenObjectGraphReturned() { + Query query = session.createQuery("from employee"); + List employees = query.list(); + } + +} From fbe433ebb47a6306028a3878de2b053e8597c8eb Mon Sep 17 00:00:00 2001 From: Priyesh Mashelkar Date: Wed, 5 Sep 2018 00:13:08 +0100 Subject: [PATCH 2/4] Added Result --- .../hibernate/entities/Department.java | 19 +++++++++++++ .../baeldung/hibernate/entities/Employee.java | 1 + .../com/baeldung/hibernate/pojo/Result.java | 27 +++++++++++++++++++ .../hibernate/CustomClassIntegrationTest.java | 21 +++++++++++---- 4 files changed, 63 insertions(+), 5 deletions(-) create mode 100644 hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java index 12a9bda5f9..fec7b04462 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java +++ b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java @@ -5,6 +5,7 @@ import java.util.List; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.OneToMany; +import javax.persistence.Table; @Entity public class Department { @@ -13,4 +14,22 @@ public class Department { String name; @OneToMany(mappedBy="department") List employees; + 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 getEmployees() { + return employees; + } + public void setEmployees(List employees) { + this.employees = employees; + } } diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java index 8b5c554c44..eec7c54d93 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java +++ b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java @@ -3,6 +3,7 @@ package com.baeldung.hibernate.entities; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.ManyToOne; +import javax.persistence.Table; @Entity public class Employee { diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java b/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java new file mode 100644 index 0000000000..6893060dd8 --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java @@ -0,0 +1,27 @@ +package com.baeldung.hibernate.pojo; + +public class Result { + String employeeName; + String departmentName; + + public Result(String employeeName, String departmentName) { + this.employeeName = employeeName; + this.departmentName = departmentName; + } + + public String getEmployeeName() { + return employeeName; + } + + public void setEmployeeName(String employeeName) { + this.employeeName = employeeName; + } + + public String getDepartmentName() { + return departmentName; + } + + public void setDepartmentName(String departmentName) { + this.departmentName = departmentName; + } +} diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java index 8b2fd4854d..c2ccef5c85 100644 --- a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java +++ b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java @@ -10,27 +10,38 @@ import org.hibernate.Session; import org.hibernate.Transaction; import org.hibernate.query.Query; import org.junit.Before; +import org.junit.jupiter.api.BeforeEach; import org.junit.jupiter.api.Test; +import com.baeldung.hibernate.pojo.Result; + class CustomClassIntegrationTest { private Session session; private Transaction transaction; - @Before + @BeforeEach public void setUp() throws IOException { session = HibernateUtil.getSessionFactory().openSession(); transaction = session.beginTransaction(); - session.createNativeQuery("delete from employee").executeUpdate(); - session.createNativeQuery("delete from department").executeUpdate(); + session.createNativeQuery("delete from emp").executeUpdate(); + session.createNativeQuery("delete from dept").executeUpdate(); transaction.commit(); + transaction = session.beginTransaction(); } @Test - void whenAllEmployeesSelected_ThenObjectGraphReturned() { - Query query = session.createQuery("from employee"); + public void whenAllEmployeesSelected_ThenObjectGraphReturned() { + @SuppressWarnings("unchecked") + Query query = session.createQuery("from Employee"); List employees = query.list(); } + + @Test + public void whenResultConstructorInSelect_ThenListOfResultReturned() { + Query query = session.createQuery("select new Result(e.name, e.department.name) from Employee e"); + List employees = query.list(); + } } From a50baf1be379bc5e339e0db881301f7c7f76cf13 Mon Sep 17 00:00:00 2001 From: priyeshmashelkar Date: Wed, 5 Sep 2018 17:27:25 +0100 Subject: [PATCH 3/4] Added tests --- .../com/baeldung/hibernate/HibernateUtil.java | 46 ++++++++++++---- .../hibernate/entities/Department.java | 12 +++-- .../entities/{Employee.java => Manager.java} | 16 +++--- .../com/baeldung/hibernate/pojo/Result.java | 3 ++ .../hibernate/CustomClassIntegrationTest.java | 54 ++++++++++++++----- 5 files changed, 94 insertions(+), 37 deletions(-) rename hibernate5/src/main/java/com/baeldung/hibernate/entities/{Employee.java => Manager.java} (78%) diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java b/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java index e8fdabebbc..c75f8e358f 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java +++ b/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java @@ -1,12 +1,10 @@ package com.baeldung.hibernate; -import com.baeldung.hibernate.pessimisticlocking.Individual; -import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingCourse; -import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingEmployee; -import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingStudent; -import com.baeldung.hibernate.pojo.*; -import com.baeldung.hibernate.pojo.Person; -import com.baeldung.hibernate.pojo.inheritance.*; +import java.io.FileInputStream; +import java.io.IOException; +import java.net.URL; +import java.util.Properties; + import org.apache.commons.lang3.StringUtils; import org.hibernate.SessionFactory; import org.hibernate.boot.Metadata; @@ -14,10 +12,34 @@ import org.hibernate.boot.MetadataSources; import org.hibernate.boot.registry.StandardServiceRegistryBuilder; import org.hibernate.service.ServiceRegistry; -import java.io.FileInputStream; -import java.io.IOException; -import java.net.URL; -import java.util.Properties; +import com.baeldung.hibernate.pessimisticlocking.Individual; +import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingCourse; +import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingEmployee; +import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingStudent; +import com.baeldung.hibernate.pojo.Course; +import com.baeldung.hibernate.pojo.Employee; +import com.baeldung.hibernate.pojo.EntityDescription; +import com.baeldung.hibernate.pojo.OrderEntry; +import com.baeldung.hibernate.pojo.OrderEntryIdClass; +import com.baeldung.hibernate.pojo.OrderEntryPK; +import com.baeldung.hibernate.pojo.Person; +import com.baeldung.hibernate.pojo.Phone; +import com.baeldung.hibernate.pojo.PointEntity; +import com.baeldung.hibernate.pojo.PolygonEntity; +import com.baeldung.hibernate.pojo.Product; +import com.baeldung.hibernate.pojo.Student; +import com.baeldung.hibernate.pojo.TemporalValues; +import com.baeldung.hibernate.pojo.User; +import com.baeldung.hibernate.pojo.UserProfile; +import com.baeldung.hibernate.pojo.inheritance.Animal; +import com.baeldung.hibernate.pojo.inheritance.Bag; +import com.baeldung.hibernate.pojo.inheritance.Book; +import com.baeldung.hibernate.pojo.inheritance.Car; +import com.baeldung.hibernate.pojo.inheritance.MyEmployee; +import com.baeldung.hibernate.pojo.inheritance.MyProduct; +import com.baeldung.hibernate.pojo.inheritance.Pen; +import com.baeldung.hibernate.pojo.inheritance.Pet; +import com.baeldung.hibernate.pojo.inheritance.Vehicle; public class HibernateUtil { private static SessionFactory sessionFactory; @@ -70,6 +92,8 @@ 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(com.baeldung.hibernate.entities.Department.class); Metadata metadata = metadataSources.buildMetadata(); return metadata.getSessionFactoryBuilder() diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java index fec7b04462..ceabfc742e 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java +++ b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java @@ -5,7 +5,6 @@ import java.util.List; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.OneToMany; -import javax.persistence.Table; @Entity public class Department { @@ -13,7 +12,12 @@ public class Department { long id; String name; @OneToMany(mappedBy="department") - List employees; + List employees; + + public Department(String name) { + this.name = name; + } + public long getId() { return id; } @@ -26,10 +30,10 @@ public class Department { public void setName(String name) { this.name = name; } - public List getEmployees() { + public List getEmployees() { return employees; } - public void setEmployees(List employees) { + public void setEmployees(List employees) { this.employees = employees; } } diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Manager.java similarity index 78% rename from hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java rename to hibernate5/src/main/java/com/baeldung/hibernate/entities/Manager.java index eec7c54d93..d9d8e8d40f 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Employee.java +++ b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Manager.java @@ -3,18 +3,22 @@ package com.baeldung.hibernate.entities; import javax.persistence.Entity; import javax.persistence.Id; import javax.persistence.ManyToOne; -import javax.persistence.Table; @Entity -public class Employee { +public class Manager { @Id long id; String employeeNumber; String name; - String designation; @ManyToOne Department department; + public Manager(String name, String employeeNumber, Department department) { + this.name = name; + this.employeeNumber = employeeNumber; + this.department = department; + } + public long getId() { return id; } @@ -33,12 +37,6 @@ public class Employee { public void setName(String name) { this.name = name; } - public String getDesignation() { - return designation; - } - public void setDesignation(String designation) { - this.designation = designation; - } public Department getDepartment() { return department; } diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java b/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java index 6893060dd8..588a895c14 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java +++ b/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java @@ -9,6 +9,9 @@ public class Result { this.departmentName = departmentName; } + public Result() { + } + public String getEmployeeName() { return employeeName; } diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java index c2ccef5c85..622063b828 100644 --- a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java +++ b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java @@ -1,18 +1,19 @@ package com.baeldung.hibernate; -import static org.junit.jupiter.api.Assertions.*; +import static org.junit.jupiter.api.Assertions.assertEquals; import java.io.IOException; import java.util.List; -import java.util.TimeZone; import org.hibernate.Session; import org.hibernate.Transaction; import org.hibernate.query.Query; -import org.junit.Before; +import org.hibernate.transform.Transformers; 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 { @@ -25,23 +26,50 @@ class CustomClassIntegrationTest { public void setUp() throws IOException { session = HibernateUtil.getSessionFactory().openSession(); transaction = session.beginTransaction(); - session.createNativeQuery("delete from emp").executeUpdate(); - session.createNativeQuery("delete from dept").executeUpdate(); + 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); + session.persist(department); + session.persist(employee); transaction.commit(); transaction = session.beginTransaction(); } @Test - public void whenAllEmployeesSelected_ThenObjectGraphReturned() { - @SuppressWarnings("unchecked") - Query query = session.createQuery("from Employee"); - List employees = query.list(); + public void whenAllManagersAreSelected_ThenObjectGraphIsReturned() { + Query query = session.createQuery("from com.baeldung.hibernate.entities.Manager"); + List managers = query.list(); + Manager manager = managers.get(0); + assertEquals("John Smith", manager.getName()); + assertEquals("Sales", manager.getDepartment().getName()); } - @Test - public void whenResultConstructorInSelect_ThenListOfResultReturned() { - Query query = session.createQuery("select new Result(e.name, e.department.name) from Employee e"); - List employees = query.list(); + public void whenIndividualPropertiesAreSelected_ThenObjectArrayIsReturned() { + Query query = session.createQuery("select m.name, m.department.name from com.baeldung.hibernate.entities.Manager m"); + List managers = query.list(); + Object[] manager = (Object[]) managers.get(0); + assertEquals("John Smith", manager[0]); + assertEquals("Sales", manager[1]); + } + + @Test + public void whenResultConstructorInSelect_ThenListOfResultIsReturned() { + Query query = session.createQuery("select new com.baeldung.hibernate.pojo.Result(m.name, m.department.name) from Manager m"); + List results = query.list(); + Result result = results.get(0); + assertEquals("John Smith", result.getEmployeeName()); + assertEquals("Sales", result.getDepartmentName()); + } + + @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.setResultTransformer(Transformers.aliasToBean(Result.class)); + List results = query.list(); + Result result = results.get(0); + assertEquals("John Smith", result.getEmployeeName()); + assertEquals("Sales", result.getDepartmentName()); } } From dbdbe79910104271a0ac0457b67735837cd99cb1 Mon Sep 17 00:00:00 2001 From: priyeshmashelkar Date: Tue, 11 Sep 2018 10:46:05 +0100 Subject: [PATCH 4/4] Renamed Manager to DeptEmployee --- .../com/baeldung/hibernate/HibernateUtil.java | 3 +- .../hibernate/entities/Department.java | 22 +++++++---- .../{Manager.java => DeptEmployee.java} | 39 ++++++++++++++----- .../com/baeldung/hibernate/pojo/Result.java | 5 ++- .../hibernate/CustomClassIntegrationTest.java | 24 ++++++------ 5 files changed, 61 insertions(+), 32 deletions(-) rename hibernate5/src/main/java/com/baeldung/hibernate/entities/{Manager.java => DeptEmployee.java} (59%) diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java b/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java index c75f8e358f..849d271cd4 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/HibernateUtil.java +++ b/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(); diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java index ceabfc742e..ff94f4f849 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Department.java +++ b/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 employees; + private List 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 getEmployees() { + + public List getEmployees() { return employees; } - public void setEmployees(List employees) { + + public void setEmployees(List employees) { this.employees = employees; } } diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Manager.java b/hibernate5/src/main/java/com/baeldung/hibernate/entities/DeptEmployee.java similarity index 59% rename from hibernate5/src/main/java/com/baeldung/hibernate/entities/Manager.java rename to hibernate5/src/main/java/com/baeldung/hibernate/entities/DeptEmployee.java index d9d8e8d40f..7a51009b62 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/entities/Manager.java +++ b/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; + } } diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java b/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java index 588a895c14..607269a267 100644 --- a/hibernate5/src/main/java/com/baeldung/hibernate/pojo/Result.java +++ b/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; diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java index 622063b828..29ae55b773 100644 --- a/hibernate5/src/test/java/com/baeldung/hibernate/CustomClassIntegrationTest.java +++ b/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 query = session.createQuery("from com.baeldung.hibernate.entities.Manager"); - List managers = query.list(); - Manager manager = managers.get(0); - assertEquals("John Smith", manager.getName()); - assertEquals("Sales", manager.getDepartment().getName()); + Query query = session.createQuery("from com.baeldung.hibernate.entities.DeptEmployee"); + List 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 query = session.createQuery("select new com.baeldung.hibernate.pojo.Result(m.name, m.department.name) from Manager m"); + Query query = session.createQuery("select new com.baeldung.hibernate.pojo.Result(m.name, m.department.name) " + + "from DeptEmployee m"); List 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 results = query.list(); Result result = results.get(0);