diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Address.java b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Address.java new file mode 100644 index 0000000000..8b0a51858d --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Address.java @@ -0,0 +1,34 @@ +package com.baeldung.hibernate.joincolumn; + +import javax.persistence.Column; +import javax.persistence.Entity; +import javax.persistence.GeneratedValue; +import javax.persistence.GenerationType; +import javax.persistence.Id; + +@Entity +public class Address { + + @Id + @GeneratedValue(strategy = GenerationType.AUTO) + private Long id; + + @Column(name = "ZIP") + private String zipCode; + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + public String getZipCode() { + return zipCode; + } + + public void setZipCode(String zipCode) { + this.zipCode = zipCode; + } +} \ No newline at end of file diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Email.java b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Email.java new file mode 100644 index 0000000000..a91fb3b4c9 --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Email.java @@ -0,0 +1,47 @@ +package com.baeldung.hibernate.joincolumn; + +import javax.persistence.Entity; +import javax.persistence.FetchType; +import javax.persistence.GeneratedValue; +import javax.persistence.GenerationType; +import javax.persistence.Id; +import javax.persistence.JoinColumn; +import javax.persistence.ManyToOne; + +@Entity +public class Email { + + @Id + @GeneratedValue(strategy = GenerationType.AUTO) + private Long id; + + private String address; + + @ManyToOne(fetch = FetchType.LAZY) + @JoinColumn(name = "employee_id") + private Employee employee; + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + public String getAddress() { + return address; + } + + public void setAddress(String address) { + this.address = address; + } + + public Employee getEmployee() { + return employee; + } + + public void setEmployee(Employee employee) { + this.employee = employee; + } +} \ No newline at end of file diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Employee.java b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Employee.java new file mode 100644 index 0000000000..3fbdb3820e --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Employee.java @@ -0,0 +1,36 @@ +package com.baeldung.hibernate.joincolumn; + +import java.util.List; +import javax.persistence.Entity; +import javax.persistence.FetchType; +import javax.persistence.GeneratedValue; +import javax.persistence.GenerationType; +import javax.persistence.Id; +import javax.persistence.OneToMany; + +@Entity +public class Employee { + + @Id + @GeneratedValue(strategy = GenerationType.AUTO) + private Long id; + + @OneToMany(fetch = FetchType.LAZY, mappedBy = "employee") + private List emails; + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + public List getEmails() { + return emails; + } + + public void setEmails(List emails) { + this.emails = emails; + } +} \ No newline at end of file diff --git a/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Office.java b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Office.java new file mode 100644 index 0000000000..e5b9dc06bc --- /dev/null +++ b/hibernate5/src/main/java/com/baeldung/hibernate/joincolumn/Office.java @@ -0,0 +1,41 @@ +package com.baeldung.hibernate.joincolumn; + +import javax.persistence.Entity; +import javax.persistence.FetchType; +import javax.persistence.GeneratedValue; +import javax.persistence.GenerationType; +import javax.persistence.Id; +import javax.persistence.JoinColumn; +import javax.persistence.JoinColumns; +import javax.persistence.ManyToOne; + +@Entity +public class Office { + + @Id + @GeneratedValue(strategy = GenerationType.AUTO) + private Long id; + + @ManyToOne(fetch = FetchType.LAZY) + @JoinColumns({ + @JoinColumn(name="ADDR_ID", referencedColumnName="ID"), + @JoinColumn(name="ADDR_ZIP", referencedColumnName="ZIP") + }) + private Address address; + + public Long getId() { + return id; + } + + public void setId(Long id) { + this.id = id; + } + + public Address getAddress() { + return address; + } + + public void setAddress(Address address) { + this.address = address; + } +} \ No newline at end of file diff --git a/hibernate5/src/test/java/com/baeldung/hibernate/joincolumn/JoinColumnIntegrationTest.java b/hibernate5/src/test/java/com/baeldung/hibernate/joincolumn/JoinColumnIntegrationTest.java new file mode 100644 index 0000000000..8246a2b01e --- /dev/null +++ b/hibernate5/src/test/java/com/baeldung/hibernate/joincolumn/JoinColumnIntegrationTest.java @@ -0,0 +1,57 @@ +package com.baeldung.hibernate.joincolumn; + +import com.baeldung.hibernate.HibernateUtil; +import java.io.IOException; +import org.hibernate.Session; +import org.hibernate.Transaction; + +import org.junit.After; +import org.junit.Before; +import org.junit.Test; + + +public class JoinColumnIntegrationTest { + + private Session session; + private Transaction transaction; + + @Before + public void setUp() throws IOException { + session = HibernateUtil.getSessionFactory("hibernate-spatial.properties") + .openSession(); + transaction = session.beginTransaction(); + } + + @After + public void tearDown() { + transaction.rollback(); + session.close(); + } + + @Test + public void givenOfficeEntity_setAddress_shouldPersist() { + Office office = new Office(); + + Address address = new Address(); + address.setZipCode("11-111"); + office.setAddress(address); + + session.save(office); + session.flush(); + session.clear(); + } + + @Test + public void givenEmployeeEntity_setEmails_shouldPersist() { + Employee employee = new Employee(); + + Email email = new Email(); + email.setAddress("example@email.com"); + email.setEmployee(employee); + + session.save(employee); + session.flush(); + session.clear(); + } + +} \ No newline at end of file