HHH-16120 Add test for issue
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package org.hibernate.orm.test.collection.list;
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import jakarta.persistence.Id;
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import jakarta.persistence.ManyToOne;
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public class Child {
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private Integer id;
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private String name;
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private Parent parent;
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public Child() {
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}
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public Child(Integer id, String name) {
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this.id = id;
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this.name = name;
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}
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@Id
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public Integer getId() {
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return id;
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}
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public void setId(Integer id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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@ManyToOne
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public Parent getParent() {
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return parent;
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}
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public void setParent(Parent parent) {
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this.parent = parent;
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}
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}
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package org.hibernate.orm.test.collection.list;
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import org.hibernate.testing.orm.junit.DomainModel;
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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.BeforeAll;
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import org.junit.jupiter.api.Test;
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@DomainModel(
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xmlMappings = "org/hibernate/orm/test/collection/list/ParentChildMapping.hbm.xml"
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)
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@SessionFactory
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public class IterateOverListInTheSetMethodTest {
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@BeforeAll
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public void setUp(SessionFactoryScope scope) {
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scope.inTransaction(
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session -> {
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Child child = new Child( 1, "Luigi" );
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Child child2 = new Child( 2, "Franco" );
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Parent parent = new Parent( 2, "Fabio" );
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parent.addChild( child );
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parent.addChild( child2 );
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session.persist( parent );
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session.persist( child );
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session.persist( child2 );
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}
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);
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}
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@Test
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public void testHqlQuery(SessionFactoryScope scope) {
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scope.inSession(
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session -> {
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session.createQuery( "select p from Parent p" ).list();
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}
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);
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}
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}
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package org.hibernate.orm.test.collection.list;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import jakarta.persistence.CascadeType;
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import jakarta.persistence.Entity;
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import jakarta.persistence.Id;
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import jakarta.persistence.OneToMany;
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public class Parent {
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private Integer id;
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private String name;
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private List<Child> children = new ArrayList<>();
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public Parent() {
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}
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public Parent(Integer id, String name) {
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this.id = id;
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this.name = name;
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}
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@Id
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public Integer getId() {
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return id;
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}
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public void setId(Integer id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public List<Child> getChildren() {
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return children;
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}
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public void setChildren(List<Child> children) {
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this.children = children;
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for ( Iterator<Child> i = children.iterator(); i.hasNext(); ) {
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if ( i.next() == null ) {
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i.remove();
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}
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}
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}
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public void addChild(Child child) {
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this.children.add( child );
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child.setParent( this );
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}
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}
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<?xml version="1.0"?>
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<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
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"http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
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<hibernate-mapping default-lazy="false" package="org.hibernate.orm.test.collection.list">
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<class name="Parent" table="custom_field">
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<id name="id"/>
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<property name="name" column="name"/>
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<list name="children" inverse="true" cascade="all-delete-orphan">
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<key column="custom_field_id"/>
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<index column="seq_num"/>
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<one-to-many class="Child"/>
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</list>
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</class>
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<class name="Child" table="custom_field_option">
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<id name="id"/>
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<many-to-one name="parent" not-null="true" column="custom_field_id"/>
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</class>
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</hibernate-mapping>
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