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.../org/hibernate/orm/test/merge/CompositeIdWithAssociationsAndGeneratedValuesMergeTest.java
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package org.hibernate.orm.test.merge; | ||
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import java.util.ArrayList; | ||
import java.util.List; | ||
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import org.hibernate.annotations.Cache; | ||
import org.hibernate.annotations.CacheConcurrencyStrategy; | ||
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import org.hibernate.testing.orm.junit.DomainModel; | ||
import org.hibernate.testing.orm.junit.JiraKey; | ||
import org.hibernate.testing.orm.junit.SessionFactory; | ||
import org.hibernate.testing.orm.junit.SessionFactoryScope; | ||
import org.junit.jupiter.api.AfterEach; | ||
import org.junit.jupiter.api.Test; | ||
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import jakarta.persistence.CascadeType; | ||
import jakarta.persistence.Column; | ||
import jakarta.persistence.Entity; | ||
import jakarta.persistence.GeneratedValue; | ||
import jakarta.persistence.Id; | ||
import jakarta.persistence.JoinColumn; | ||
import jakarta.persistence.ManyToOne; | ||
import jakarta.persistence.OneToMany; | ||
import jakarta.persistence.Table; | ||
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import static org.assertj.core.api.AssertionsForClassTypes.assertThat; | ||
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@DomainModel( | ||
annotatedClasses = { | ||
CompositeIdWithAssociationsAndGeneratedValuesMergeTest.Top.class, | ||
CompositeIdWithAssociationsAndGeneratedValuesMergeTest.Middle.class, | ||
CompositeIdWithAssociationsAndGeneratedValuesMergeTest.Bottom.class | ||
} | ||
) | ||
@SessionFactory | ||
@JiraKey("HHH-16825") | ||
public class CompositeIdWithAssociationsAndGeneratedValuesMergeTest { | ||
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@AfterEach | ||
public void tearDown(SessionFactoryScope scope) { | ||
scope.inTransaction( | ||
session -> { | ||
session.createMutationQuery( "delete from Bottom " ).executeUpdate(); | ||
session.createMutationQuery( "delete from Middle" ).executeUpdate(); | ||
session.createMutationQuery( "delete from Top" ).executeUpdate(); | ||
} | ||
); | ||
} | ||
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@Test | ||
public void testMerge(SessionFactoryScope scope) { | ||
String topName = "Top 1"; | ||
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scope.inTransaction( | ||
session -> { | ||
Top t1 = new Top( topName ); | ||
session.persist( t1 ); | ||
} | ||
); | ||
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String middleName = "Middle"; | ||
String bottomNote = "Bottom"; | ||
Integer bottomType = 0; | ||
scope.inTransaction( | ||
session -> { | ||
Top top = session.createQuery( "from Top where name = :name", Top.class ) | ||
.setParameter( "name", topName ) | ||
.uniqueResult(); | ||
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Middle m1 = new Middle( middleName, top ); | ||
new Bottom( m1, bottomType, bottomNote ); | ||
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session.merge( top ); | ||
} | ||
); | ||
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scope.inTransaction( | ||
session -> { | ||
Top top = session.createQuery( "from Top where name = :name", Top.class ) | ||
.setParameter( "name", topName ) | ||
.uniqueResult(); | ||
assertTopIsAsExpected( top, middleName, bottomNote, bottomType ); | ||
} | ||
); | ||
} | ||
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@Test | ||
public void testPersist(SessionFactoryScope scope) { | ||
String topName = "Top 1"; | ||
String middleName = "Middle"; | ||
String bottomNote = "Bottom"; | ||
Integer bottomType = 0; | ||
scope.inTransaction( | ||
session -> { | ||
Top top = new Top( topName ); | ||
Middle m1 = new Middle( middleName, top ); | ||
new Bottom( m1, bottomType, bottomNote ); | ||
session.persist( top ); | ||
} | ||
); | ||
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scope.inTransaction( | ||
session -> { | ||
Top top = session.createQuery( "from Top where name = :name", Top.class ) | ||
.setParameter( "name", topName ) | ||
.uniqueResult(); | ||
assertTopIsAsExpected( top, middleName, bottomNote, bottomType ); | ||
} | ||
); | ||
} | ||
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private static void assertTopIsAsExpected(Top top, String middleName, String bottomNote, Integer bottomType) { | ||
assertThat( top ).isNotNull(); | ||
List<Middle> middles = top.getMiddles(); | ||
assertThat( middles.size() ).isEqualTo( 1 ); | ||
Middle middle = middles.get( 0 ); | ||
assertThat( middle.getName() ).isEqualTo( middleName ); | ||
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List<Bottom> bottoms = middle.getBottoms(); | ||
assertThat( bottoms.size() ).isEqualTo( 1 ); | ||
Bottom bottom = bottoms.get( 0 ); | ||
assertThat( bottom.getMiddle() ).isSameAs( middle ); | ||
assertThat( bottom.getType() ).isEqualTo( bottomType ); | ||
assertThat( bottom.getNote() ).isEqualTo( bottomNote ); | ||
} | ||
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@Entity(name = "Top") | ||
@Table(name = "top_table") | ||
public static class Top { | ||
private Long id; | ||
private String name; | ||
private List<Middle> middles; | ||
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public Top() { | ||
} | ||
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public Top(String name) { | ||
this.name = name; | ||
} | ||
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@Id | ||
@GeneratedValue | ||
public Long getId() { | ||
return id; | ||
} | ||
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public void setId(Long id) { | ||
this.id = id; | ||
} | ||
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public String getName() { | ||
return name; | ||
} | ||
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public void setName(String name) { | ||
this.name = name; | ||
} | ||
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@OneToMany(mappedBy = "top", cascade = { CascadeType.MERGE, CascadeType.PERSIST }) | ||
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE) | ||
public List<Middle> getMiddles() { | ||
return middles; | ||
} | ||
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public void setMiddles(List<Middle> middles) { | ||
this.middles = middles; | ||
} | ||
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public void addMiddle(Middle middle) { | ||
if ( middles == null ) { | ||
middles = new ArrayList<>(); | ||
} | ||
middles.add( middle ); | ||
} | ||
} | ||
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@Entity(name = "Middle") | ||
@Table(name = "middle_table") | ||
public static class Middle { | ||
private Long id; | ||
private String name; | ||
private Top top; | ||
private List<Bottom> bottoms; | ||
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public Middle() { | ||
} | ||
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public Middle(String name, Top top) { | ||
this.name = name; | ||
this.top = top; | ||
top.addMiddle( this ); | ||
} | ||
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@Id | ||
@GeneratedValue | ||
public Long getId() { | ||
return id; | ||
} | ||
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public void setId(Long id) { | ||
this.id = id; | ||
} | ||
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public String getName() { | ||
return name; | ||
} | ||
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public void setName(String name) { | ||
this.name = name; | ||
} | ||
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@ManyToOne(optional = false) | ||
@JoinColumn(name = "top_id", nullable = false) | ||
public Top getTop() { | ||
return top; | ||
} | ||
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public void setTop(Top top) { | ||
this.top = top; | ||
} | ||
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@OneToMany(mappedBy = "middle", cascade = { CascadeType.MERGE, CascadeType.PERSIST }) | ||
public List<Bottom> getBottoms() { | ||
return bottoms; | ||
} | ||
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public void setBottoms(List<Bottom> bottoms) { | ||
this.bottoms = bottoms; | ||
} | ||
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public void addBottom(Bottom bottom) { | ||
if ( bottoms == null ) { | ||
bottoms = new ArrayList<>(); | ||
} | ||
bottoms.add( bottom ); | ||
} | ||
} | ||
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@Entity(name = "Bottom") | ||
@Table(name = "bottom_table") | ||
public static class Bottom { | ||
private Middle middle; | ||
private Integer type; | ||
private String note; | ||
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public Bottom() { | ||
} | ||
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public Bottom(Middle middle, Integer type, String note) { | ||
this.middle = middle; | ||
this.middle.addBottom( this ); | ||
this.type = type; | ||
this.note = note; | ||
} | ||
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@Id | ||
@ManyToOne(optional = false) | ||
@JoinColumn(name = "middle_id", nullable = false) | ||
public Middle getMiddle() { | ||
return middle; | ||
} | ||
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public void setMiddle(Middle middle) { | ||
this.middle = middle; | ||
} | ||
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@Id | ||
@Column(name = "type_column") | ||
public Integer getType() { | ||
return type; | ||
} | ||
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public void setType(Integer type) { | ||
this.type = type; | ||
} | ||
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public String getNote() { | ||
return note; | ||
} | ||
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public void setNote(String note) { | ||
this.note = note; | ||
} | ||
} | ||
} |