/*
* 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.test.cache;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.Cacheable;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import org.hibernate.Session;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.CacheConcurrencyStrategy;
import org.hibernate.cache.internal.CollectionCacheInvalidator;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
/**
* @author Janario Oliveira
*/
public class CollectionCacheEvictionWithoutMappedByTest extends BaseCoreFunctionalTestCase {
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class[] {Person.class, People.class};
}
@Before
public void before() {
CollectionCacheInvalidator.PROPAGATE_EXCEPTION = true;
}
@After
public void after() {
CollectionCacheInvalidator.PROPAGATE_EXCEPTION = false;
}
@Override
protected void configure(Configuration cfg) {
cfg.setProperty( Environment.AUTO_EVICT_COLLECTION_CACHE, "true" );
cfg.setProperty( Environment.USE_SECOND_LEVEL_CACHE, "true" );
cfg.setProperty( Environment.USE_QUERY_CACHE, "true" );
cfg.setProperty( Environment.CACHE_PROVIDER_CONFIG, "true" );
}
private People createPeople() {
Session session = openSession();
session.beginTransaction();
People people = new People();
people.people.add( new Person() );
people.people.add( new Person() );
session.persist( people );
session.getTransaction().commit();
session.close();
return people;
}
private People initCache(int id) {
Session session = openSession();
People people = session.get( People.class, id );
//should add in cache
assertEquals( 2, people.people.size() );
session.close();
return people;
}
@Test
public void testCollectionCacheEvictionInsert() {
People people = createPeople();
people = initCache( people.id );
Session session = openSession();
session.beginTransaction();
people = session.get( People.class, people.id );
Person person = new Person();
session.save( person );
people.people.add( person );
session.getTransaction().commit();
session.close();
session = openSession();
people = session.get( People.class, people.id );
assertEquals( 3, people.people.size() );
session.close();
}
@Test
public void testCollectionCacheEvictionRemove() {
People people = createPeople();
people = initCache( people.id );
Session session = openSession();
session.beginTransaction();
people = session.get( People.class, people.id );
Person person = people.people.remove( 0 );
session.delete( person );
session.getTransaction().commit();
session.close();
session = openSession();
people = session.get( People.class, people.id );
assertEquals( 1, people.people.size() );
session.close();
}
@Test
public void testCollectionCacheEvictionUpdate() {
People people1 = createPeople();
people1 = initCache( people1.id );
People people2 = createPeople();
people2 = initCache( people2.id );
Session session = openSession();
session.beginTransaction();
people1 = session.get( People.class, people1.id );
people2 = session.get( People.class, people2.id );
Person person1 = people1.people.remove( 0 );
Person person2 = people1.people.remove( 0 );
Person person3 = people2.people.remove( 0 );
session.flush();//avoid: Unique index or primary key violation
people1.people.add( person3 );
people2.people.add( person2 );
people2.people.add( person1 );
session.getTransaction().commit();
session.close();
session = openSession();
people1 = session.get( People.class, people1.id );
people2 = session.get( People.class, people2.id );
assertEquals( 1, people1.people.size() );
assertEquals( 3, people2.people.size() );
session.close();
}
@Entity
@Table(name = "people_group")
@Cacheable
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
public static class People {
@Id
@GeneratedValue
private Integer id;
@OneToMany(cascade = CascadeType.ALL)
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
private List<Person> people = new ArrayList<Person>();
}
@Entity
@Table(name = "person")
@Cacheable
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
public static class Person {
@Id
@GeneratedValue
private Integer id;
protected Person() {
}
}
}