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--wip-- small tweaks, added joined inheritance test
Still needs: - interface redesign - test and make sure it's working across all dbs / dialects
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.../hibernate/orm/test/mapping/generated/delegate/MutationDelegateJoinedInheritanceTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| /* | ||
| * 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.orm.test.mapping.generated.delegate; | ||
|
|
||
| import java.util.Date; | ||
|
|
||
| import org.hibernate.annotations.ColumnDefault; | ||
| import org.hibernate.annotations.Generated; | ||
| import org.hibernate.annotations.SourceType; | ||
| import org.hibernate.annotations.UpdateTimestamp; | ||
| import org.hibernate.generator.EventType; | ||
| import org.hibernate.generator.values.GeneratedValuesMutationDelegate; | ||
| import org.hibernate.persister.entity.mutation.EntityMutationTarget; | ||
| import org.hibernate.sql.model.MutationType; | ||
|
|
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| import org.hibernate.testing.jdbc.SQLStatementInspector; | ||
| import org.hibernate.testing.orm.junit.DomainModel; | ||
| import org.hibernate.testing.orm.junit.SessionFactory; | ||
| import org.hibernate.testing.orm.junit.SessionFactoryScope; | ||
| import org.junit.jupiter.api.AfterAll; | ||
| import org.junit.jupiter.api.Test; | ||
|
|
||
| import jakarta.persistence.Entity; | ||
| import jakarta.persistence.GeneratedValue; | ||
| import jakarta.persistence.GenerationType; | ||
| import jakarta.persistence.Id; | ||
| import jakarta.persistence.Inheritance; | ||
| import jakarta.persistence.InheritanceType; | ||
|
|
||
| import static org.assertj.core.api.Assertions.assertThat; | ||
|
|
||
| /** | ||
| * @author Marco Belladelli | ||
| */ | ||
| @DomainModel( annotatedClasses = { | ||
| MutationDelegateJoinedInheritanceTest.BaseEntity.class, | ||
| MutationDelegateJoinedInheritanceTest.ChildEntity.class, | ||
| } ) | ||
| @SessionFactory( useCollectingStatementInspector = true ) | ||
| public class MutationDelegateJoinedInheritanceTest { | ||
| @AfterAll | ||
| public void tearDown(SessionFactoryScope scope) { | ||
| scope.inTransaction( session -> session.createMutationQuery( "delete from BaseEntity" ).executeUpdate() ); | ||
| } | ||
|
|
||
| @Test | ||
| public void testInsertBaseEntity(SessionFactoryScope scope) { | ||
| final GeneratedValuesMutationDelegate delegate = getDelegate( | ||
| scope, | ||
| BaseEntity.class, | ||
| MutationType.INSERT | ||
| ); | ||
| final SQLStatementInspector inspector = scope.getCollectingStatementInspector(); | ||
| inspector.clear(); | ||
|
|
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| scope.inTransaction( session -> { | ||
| final BaseEntity entity = new BaseEntity(); | ||
| session.persist( entity ); | ||
| session.flush(); | ||
|
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| assertThat( entity.getId() ).isNotNull(); | ||
| assertThat( entity.getName() ).isEqualTo( "default_name" ); | ||
|
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| inspector.assertIsInsert( 0 ); | ||
| inspector.assertExecutedCount( | ||
| delegate != null && delegate.supportsArbitraryValues() ? 1 : 2 | ||
| ); | ||
| } ); | ||
| } | ||
|
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| @Test | ||
| public void testInsertChildEntity(SessionFactoryScope scope) { | ||
| final SQLStatementInspector inspector = scope.getCollectingStatementInspector(); | ||
| inspector.clear(); | ||
|
|
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| scope.inTransaction( session -> { | ||
| final ChildEntity entity = new ChildEntity(); | ||
| session.persist( entity ); | ||
| session.flush(); | ||
|
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| assertThat( entity.getId() ).isNotNull(); | ||
| assertThat( entity.getName() ).isEqualTo( "default_name" ); | ||
| assertThat( entity.getChildName() ).isEqualTo( "default_child_name" ); | ||
|
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| inspector.assertIsInsert( 0 ); | ||
| inspector.assertIsInsert( 1 ); | ||
| // Note: this is a current restriction, mutation delegates only retrieve generated values | ||
| // on the "root" table, and we expect other values to be read through a subsequent select | ||
| inspector.assertIsSelect( 2 ); | ||
| inspector.assertExecutedCount( 3 ); | ||
| } ); | ||
| } | ||
|
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||
| @Test | ||
| public void testUpdateBaseEntity(SessionFactoryScope scope) { | ||
| final GeneratedValuesMutationDelegate delegate = getDelegate( | ||
| scope, | ||
| BaseEntity.class, | ||
| MutationType.UPDATE | ||
| ); | ||
| final SQLStatementInspector inspector = scope.getCollectingStatementInspector(); | ||
| final Integer id = scope.fromTransaction( session -> { | ||
| final BaseEntity entity = new BaseEntity(); | ||
| session.persist( entity ); | ||
| session.flush(); | ||
| return entity.getId(); | ||
| } ); | ||
|
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| inspector.clear(); | ||
|
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| scope.inTransaction( session -> { | ||
| final BaseEntity entity = session.find( BaseEntity.class, id ); | ||
| entity.setData( "changed" ); | ||
| session.flush(); | ||
|
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| assertThat( entity.getUpdateDate() ).isNotNull(); | ||
|
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| inspector.assertIsSelect( 0 ); | ||
| inspector.assertIsUpdate( 1 ); | ||
| inspector.assertExecutedCount( | ||
| delegate != null && delegate.supportsArbitraryValues() ? 2 : 3 | ||
| ); | ||
| } ); | ||
| } | ||
|
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| @Test | ||
| public void testUpdateChildEntity(SessionFactoryScope scope) { | ||
| final SQLStatementInspector inspector = scope.getCollectingStatementInspector(); | ||
| final Integer id = scope.fromTransaction( session -> { | ||
| final ChildEntity entity = new ChildEntity(); | ||
| session.persist( entity ); | ||
| session.flush(); | ||
| return entity.getId(); | ||
| } ); | ||
|
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| inspector.clear(); | ||
|
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| scope.inTransaction( session -> { | ||
| final ChildEntity entity = session.find( ChildEntity.class, id ); | ||
| entity.setData( "changed" ); | ||
| session.flush(); | ||
|
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| assertThat( entity.getUpdateDate() ).isNotNull(); | ||
| assertThat( entity.getChildUpdateDate() ).isNotNull(); | ||
|
|
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| inspector.assertIsSelect( 0 ); | ||
| inspector.assertIsUpdate( 1 ); | ||
| // Note: this is a current restriction, mutation delegates only retrieve generated values | ||
| // on the "root" table, and we expect other values to be read through a subsequent select | ||
| inspector.assertIsSelect( 2 ); | ||
| inspector.assertExecutedCount( 3 ); | ||
| } ); | ||
| } | ||
|
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| private static GeneratedValuesMutationDelegate getDelegate( | ||
| SessionFactoryScope scope, | ||
| Class<?> entityClass, | ||
| MutationType mutationType) { | ||
| final EntityMutationTarget entityDescriptor = (EntityMutationTarget) scope.getSessionFactory() | ||
| .getMappingMetamodel().findEntityDescriptor( entityClass ); | ||
| return entityDescriptor.getMutationDelegate( mutationType ); | ||
| } | ||
|
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| @Entity( name = "BaseEntity" ) | ||
| @Inheritance( strategy = InheritanceType.JOINED ) | ||
| @SuppressWarnings( "unused" ) | ||
| public static class BaseEntity { | ||
| @Id | ||
| @GeneratedValue( strategy = GenerationType.IDENTITY ) | ||
| private Integer id; | ||
|
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| @Generated( event = EventType.INSERT ) | ||
| @ColumnDefault( "'default_name'" ) | ||
| private String name; | ||
|
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| @UpdateTimestamp( source = SourceType.DB ) | ||
| private Date updateDate; | ||
|
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| @SuppressWarnings( "FieldCanBeLocal" ) | ||
| private String data; | ||
|
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| public Integer getId() { | ||
| return id; | ||
| } | ||
|
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| public String getName() { | ||
| return name; | ||
| } | ||
|
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| public Date getUpdateDate() { | ||
| return updateDate; | ||
| } | ||
|
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| public void setData(String data) { | ||
| this.data = data; | ||
| } | ||
| } | ||
|
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| @Entity( name = "ChildEntity" ) | ||
| @SuppressWarnings( "unused" ) | ||
| public static class ChildEntity extends BaseEntity { | ||
| @Generated( event = EventType.INSERT ) | ||
| @ColumnDefault( "'default_child_name'" ) | ||
| private String childName; | ||
|
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| @UpdateTimestamp( source = SourceType.DB ) | ||
| private Date childUpdateDate; | ||
|
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| public String getChildName() { | ||
| return childName; | ||
| } | ||
|
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| public Date getChildUpdateDate() { | ||
| return childUpdateDate; | ||
| } | ||
| } | ||
| } |
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