HHH-17460 - Ongoing JPA 32 work
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Steve Ebersole
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3c177df4f5
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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.orm.test.annotations.generics;
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import java.util.HashMap;
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import java.util.Map;
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import org.hibernate.query.sqm.tree.domain.SqmPath;
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import org.hibernate.testing.orm.junit.DomainModel;
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import org.hibernate.testing.orm.junit.Jira;
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import org.hibernate.testing.orm.junit.SessionFactory;
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import org.hibernate.testing.orm.junit.SessionFactoryScope;
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import org.junit.jupiter.api.AfterAll;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import jakarta.persistence.Entity;
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import jakarta.persistence.Id;
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import jakarta.persistence.JoinColumn;
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import jakarta.persistence.JoinTable;
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import jakarta.persistence.MappedSuperclass;
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import jakarta.persistence.OneToMany;
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import jakarta.persistence.Table;
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import jakarta.persistence.criteria.CriteriaBuilder;
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import jakarta.persistence.criteria.CriteriaQuery;
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import jakarta.persistence.criteria.Join;
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import jakarta.persistence.criteria.Root;
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import static org.assertj.core.api.Assertions.assertThat;
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/**
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* @author Marco Belladelli
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*/
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@SessionFactory
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@DomainModel( annotatedClasses = {
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GenericMapAssociationTest.AbstractParent.class,
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GenericMapAssociationTest.MapContainerEntity.class,
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GenericMapAssociationTest.MapKeyEntity.class,
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GenericMapAssociationTest.MapValueEntity.class
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} )
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@Jira( "https://hibernate.atlassian.net/browse/HHH-16378" )
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public class GenericMapAssociationTest {
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@BeforeAll
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public void setUp(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final MapContainerEntity container = new MapContainerEntity( 1L );
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final MapKeyEntity key = new MapKeyEntity( 2L, "key" );
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final MapValueEntity value = new MapValueEntity( 3L, "value" );
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container.getMap().put( key, value );
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session.persist( container );
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session.persist( key );
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session.persist( value );
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} );
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}
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@AfterAll
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public void tearDown(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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session.createMutationQuery( "delete from MapContainerEntity" ).executeUpdate();
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session.createMutationQuery( "delete from MapValueEntity" ).executeUpdate();
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session.createMutationQuery( "delete from MapKeyEntity" ).executeUpdate();
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} );
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}
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@Test
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public void testChildQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> assertThat( session.createQuery(
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"select c.id from MapContainerEntity p join p.map c",
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Long.class
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).getSingleResult() ).isEqualTo( 3L ) );
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}
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@Test
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public void testChildCriteriaQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> {
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final CriteriaBuilder cb = session.getCriteriaBuilder();
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final CriteriaQuery<Long> query = cb.createQuery( Long.class );
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final Root<MapContainerEntity> root = query.from( MapContainerEntity.class );
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final Join<MapContainerEntity, MapValueEntity> join = root.join( "map" );
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// generic attributes are always reported as Object java type
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assertThat( join.getJavaType() ).isEqualTo( Object.class );
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assertThat( join.getModel() ).isSameAs( root.getModel().getAttribute( "map" ) );
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assertThat( ( (SqmPath<?>) join ).getResolvedModel()
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.getBindableJavaType() ).isEqualTo( MapValueEntity.class );
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query.select( join.get( "id" ) );
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final Long result = session.createQuery( query ).getSingleResult();
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assertThat( result ).isEqualTo( 3L );
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} );
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}
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@Test
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public void testKeyQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> assertThat( session.createQuery(
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"select key(p.map).keyName from MapContainerEntity p",
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String.class
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).getSingleResult() ).isEqualTo( "key" ) );
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}
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@Test
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public void testValueQuery(SessionFactoryScope scope) {
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scope.inTransaction( session -> assertThat( session.createQuery(
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"select value(p.map).valueName from MapContainerEntity p",
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String.class
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).getSingleResult() ).isEqualTo( "value" ) );
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}
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@MappedSuperclass
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public static abstract class AbstractParent<K, E> {
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@OneToMany
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@JoinTable( name = "map_join_table", joinColumns = @JoinColumn( name = "container_id" ) )
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private Map<K, E> map;
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public AbstractParent() {
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this.map = new HashMap<>();
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}
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public Map<K, E> getMap() {
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return map;
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}
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}
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@Entity( name = "MapContainerEntity" )
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@Table( name = "map_container_entity" )
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public static class MapContainerEntity extends AbstractParent<MapKeyEntity, MapValueEntity> {
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@Id
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private Long id;
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public MapContainerEntity() {
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}
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public MapContainerEntity(Long id) {
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this.id = id;
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}
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public Long getId() {
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return id;
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}
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}
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@Entity( name = "MapKeyEntity" )
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@Table( name = "map_key_entity" )
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public static class MapKeyEntity {
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@Id
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private Long id;
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private String keyName;
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public MapKeyEntity() {
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}
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public MapKeyEntity(Long id, String keyName) {
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this.id = id;
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this.keyName = keyName;
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}
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public Long getId() {
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return id;
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}
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public String getKeyName() {
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return keyName;
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}
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}
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@Entity( name = "MapValueEntity" )
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@Table( name = "map_value_entity" )
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public static class MapValueEntity {
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@Id
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private Long id;
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private String valueName;
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public MapValueEntity() {
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}
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public MapValueEntity(Long id, String valueName) {
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this.id = id;
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this.valueName = valueName;
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}
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public Long getId() {
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return id;
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}
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public String getValueName() {
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return valueName;
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}
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}
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}
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