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HHH-9302 - Add test for issue
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‎hibernate-core/src/test/java/org/hibernate/test/inheritancediscriminator/joinedsubclass/JoinedSubclassTest.java

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.inheritancediscriminator.joinedsubclass;
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import org.hibernate.Transaction;
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import org.hibernate.criterion.Restrictions;
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import org.hibernate.resource.transaction.spi.TransactionStatus;
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import org.junit.Before;
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import org.junit.Test;
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import org.hibernate.testing.TestForIssue;
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import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertNull;
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import static org.junit.Assert.assertTrue;
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/**
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* @author Andrea Boriero
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*/
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@TestForIssue(jiraKey = "HHH-9302")
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public class JoinedSubclassTest extends BaseCoreFunctionalTestCase {
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private Long subSubEntityId;
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@Override
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protected Class<?>[] getAnnotatedClasses() {
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return new Class[] {RootEntity.class, SubEntity.class, SubSubEntity.class, SubSubSubEntity.class};
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}
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@Before
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public void setup() {
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session = openSession();
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Transaction transaction = session.beginTransaction();
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final SubSubEntity subSubEntity = new SubSubEntity();
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final SubEntity subEntity = new SubSubEntity();
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try {
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session.save( subEntity );
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session.save( subSubEntity );
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transaction.commit();
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subSubEntityId = subSubEntity.getId();
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}
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finally {
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if ( transaction.getStatus() == TransactionStatus.ACTIVE ) {
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transaction.rollback();
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}
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}
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session.close();
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}
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@Test
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public void shouldRetrieveSubEntity() {
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session = openSession();
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try {
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RootEntity loaded = session.get( SubEntity.class, subSubEntityId );
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assertNotNull( loaded );
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assertTrue( loaded instanceof SubSubEntity );
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}
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finally {
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session.close();
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}
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}
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public void shouldNotRetrieveSubSubSubEntity() {
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session = openSession();
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try {
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SubSubSubEntity loaded = session.get( SubSubSubEntity.class, subSubEntityId );
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assertNull( loaded );
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}
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finally {
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session.close();
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}
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}
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// Criteria
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@Test
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public void shouldRetrieveSubSubEntityWithCriteria() {
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session = openSession();
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try {
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SubSubEntity loaded = (SubSubEntity) session.createCriteria( SubSubEntity.class )
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.add( Restrictions.idEq( subSubEntityId ) )
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.uniqueResult();
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assertNotNull( loaded );
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}
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finally {
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session.close();
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}
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}
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@Test
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public void shouldNotRetrieveSubSubSubEntityWithCriteria() {
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session = openSession();
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try {
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SubSubSubEntity loaded = (SubSubSubEntity) session.createCriteria( SubSubSubEntity.class )
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.add( Restrictions.idEq( subSubEntityId ) )
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.uniqueResult();
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assertNull( loaded );
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}
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finally {
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session.close();
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}
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}
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// HQL
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@Test
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public void shouldRetrieveSubSubEntityWithHQL() {
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session = openSession();
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try {
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SubSubEntity loaded = (SubSubEntity) session.createQuery(
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"select se from SubSubEntity se where se.id = :id" )
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.setLong( "id", subSubEntityId )
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.uniqueResult();
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assertNotNull( loaded );
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}
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finally {
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session.close();
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}
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}
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@Test
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public void shouldNotRetrieveSubSubSubEntityWithHQL() {
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session = openSession();
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try {
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SubSubSubEntity loaded = (SubSubSubEntity) session.createQuery(
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"select se from SubSubSubEntity se where se.id = :id" )
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.setLong( "id", subSubEntityId )
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.uniqueResult();
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assertNull( loaded );
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}
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finally {
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session.close();
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}
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}
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}

‎hibernate-core/src/test/java/org/hibernate/test/inheritancediscriminator/joinedsubclass/RootEntity.java

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.inheritancediscriminator.joinedsubclass;
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import javax.persistence.DiscriminatorColumn;
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import javax.persistence.DiscriminatorValue;
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import javax.persistence.Entity;
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import javax.persistence.GeneratedValue;
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import javax.persistence.Id;
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import javax.persistence.Inheritance;
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import javax.persistence.InheritanceType;
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/**
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* @author Andrea Boriero
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*/
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@Entity
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@Inheritance(strategy = InheritanceType.JOINED)
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@DiscriminatorColumn()
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@DiscriminatorValue("ROOT")
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public class RootEntity {
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@Id
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@GeneratedValue
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private Long id;
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public Long getId() {
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return id;
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}
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}

‎hibernate-core/src/test/java/org/hibernate/test/inheritancediscriminator/joinedsubclass/SubEntity.java

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.inheritancediscriminator.joinedsubclass;
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import javax.persistence.DiscriminatorValue;
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import javax.persistence.Entity;
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/**
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* @author Andrea Boriero
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*/
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@Entity
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@DiscriminatorValue("SUB")
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public class SubEntity extends RootEntity {
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}

‎hibernate-core/src/test/java/org/hibernate/test/inheritancediscriminator/joinedsubclass/SubSubEntity.java

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.inheritancediscriminator.joinedsubclass;
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import javax.persistence.DiscriminatorValue;
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import javax.persistence.Entity;
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/**
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* @author Andrea Boriero
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*/
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@Entity
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@DiscriminatorValue("SUB-SUB")
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public class SubSubEntity extends SubEntity {
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}

‎hibernate-core/src/test/java/org/hibernate/test/inheritancediscriminator/joinedsubclass/SubSubSubEntity.java

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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.test.inheritancediscriminator.joinedsubclass;
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import javax.persistence.DiscriminatorValue;
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import javax.persistence.Entity;
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/**
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* @author Andrea Boriero
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*/
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@Entity
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@DiscriminatorValue("SUB-SUB-SUB")
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public class SubSubSubEntity extends SubSubEntity {
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}

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