[JIRA] (HHH-15560) Querying Parametrized Embeddable Subclass not supported
by Andrea Boriero (JIRA)
Andrea Boriero ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *created* an issue
Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiMmMwMDQyNGZl... ) / Improvement ( https://hibernate.atlassian.net/browse/HHH-15560?atlOrigin=eyJpIjoiMmMwMD... ) HHH-15560 ( https://hibernate.atlassian.net/browse/HHH-15560?atlOrigin=eyJpIjoiMmMwMD... ) Querying Parametrized Embeddable Subclass not supported ( https://hibernate.atlassian.net/browse/HHH-15560?atlOrigin=eyJpIjoiMmMwMD... )
Issue Type: Improvement Assignee: Unassigned Components: hibernate-core Created: 30/Sep/2022 02:56 AM Priority: Minor Reporter: Andrea Boriero ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... )
Given the model
@MappedSuperclass
public static class Edition<T> {
private String editorName;
@Column(name = "CODE_COLUMN" )
private T code;
public Edition() {
}
public Edition( String editorName, T code) {
this.editorName = editorName;
this.code = code;
}
}
@Embeddable
public static class RareEdition extends Edition< Integer > {
private String state;
public RareEdition() {
}
public RareEdition( String editorName, Integer code, String state) {
super ( editorName, code );
this.state = state;
}
}
@Embeddable
public static class PopularEdition extends Edition< String > {
@Column(name = "YEAR_COLUMN" )
private Integer year;
public PopularEdition() {
}
public PopularEdition( String editorName, String code, Integer year) {
super ( editorName, code );
this.year = year;
}
}
@Entity(name = "Base" )
@Inheritance(strategy = InheritanceType.TABLE_PER_CLASS)
public static class Base {
@Id
private Long id;
public Base() {
}
public Base( Long id) {
this.id = id;
}
}
@MappedSuperclass
public static abstract class Book<T extends Edition> extends Base {
@Embedded
private T edition;
public Book() {
}
public Book( Long id, T edition) {
super ( id );
this.edition = edition;
}
}
@Entity(name = "PopularBook" )
public static class PopularBook extends Book<PopularEdition> {
public PopularBook() {
}
public PopularBook( Long id, PopularEdition edition) {
super ( id, edition );
}
}
@Entity(name = "RareBook" )
public static class RareBook extends Book<RareEdition> {
public RareBook() {
}
public RareBook( Long id, RareEdition edition) {
super ( id, edition );
}
}
the following test fails
@Test
@FailureExpected(jiraKey = "", reason = " Parametrized Embedded Subclasses not supported")
public void testSelectSpecificEmbeddedAttribute(SessionFactoryScope scope) {
scope.inTransaction(
session -> {
List< String > rareBookCodes = session.createQuery(
"select b.edition.state from RareBook b where b.id = :id" ,
String.class
).setParameter( "id" , RARE_BOOK_ID ).list();
assertThat( rareBookCodes.size() ).isEqualTo( 1 );
String code = rareBookCodes.get( 0 );
assertThat( code ).isEqualTo( RARE_BOOK_STATE );
}
);
scope.inTransaction(
session -> {
List< Integer > populareBookCodes = session.createQuery(
"select b.edition.year from PopularBook b where b.id = :id" ,
Integer.class
).setParameter( "id" , POPULAR_BOOK_ID ).list();
assertThat( populareBookCodes.size() ).isEqualTo( 1 );
Integer code = populareBookCodes.get( 0 );
assertThat( code ).isEqualTo( POPULAR_BOOK_YEAR );
}
);
}
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2 years, 2 months