/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.userguide.locking;
import java.util.Date;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
import javax.persistence.Version;
import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;
import org.junit.Test;
import org.jboss.logging.Logger;
import static org.hibernate.testing.transaction.TransactionUtil.doInJPA;
/**
* @author Vlad Mihalcea
*/
public class OptimisticLockingTest extends BaseEntityManagerFunctionalTestCase {
private static final Logger log = Logger.getLogger( OptimisticLockingTest.class );
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] {
Person.class,
Phone.class
};
}
@Test
public void test() {
Phone _phone = doInJPA( this::entityManagerFactory, entityManager -> {
Person person = new Person( );
person.setName( "John Doe" );
entityManager.persist( person );
Phone phone = new Phone( );
phone.setNumber( "123-456-7890" );
phone.setPerson( person );
entityManager.persist( phone );
return phone;
} );
doInJPA( this::entityManagerFactory, entityManager -> {
Person person = entityManager.find( Person.class, _phone.getPerson().getId() );
person.setName( person.getName().toUpperCase() );
Phone phone = entityManager.find( Phone.class, _phone.getId() );
phone.setNumber( phone.getNumber().replace( "-", " ") );
} );
}
@Entity(name = "Person")
public static class Person {
@Id
@GeneratedValue
private Long id;
@Column(name = "`name`")
private String name;
//tag::locking-optimistic-version-number-example[]
@Version
private long version;
//end::locking-optimistic-version-number-example[]
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 long getVersion() {
return version;
}
public void setVersion(long version) {
this.version = version;
}
}
@Entity(name = "Phone")
public static class Phone {
@Id
@GeneratedValue
private Long id;
@Column(name = "`number`")
private String number;
@ManyToOne
private Person person;
//tag::locking-optimistic-version-timestamp-example[]
@Version
private Date version;
//end::locking-optimistic-version-timestamp-example[]
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getNumber() {
return number;
}
public void setNumber(String number) {
this.number = number;
}
public Person getPerson() {
return person;
}
public void setPerson(Person person) {
this.person = person;
}
public Date getVersion() {
return version;
}
public void setVersion(Date version) {
this.version = version;
}
}
}