Add a reproducer for spring-projects/spring-framework#31534

data/data-jpa/build.gradle

@@ -7,6 +7,9 @@ plugins {
 
 dependencies {
 	implementation(platform(org.springframework.boot.gradle.plugin.SpringBootPlugin.BOM_COORDINATES))
+	constraints {
+		implementation("org.springframework:spring-orm:6.1.0-SNAPSHOT")
+	}
 	implementation("org.springframework.boot:spring-boot-starter-data-jpa")
 
 	runtimeOnly("com.h2database:h2")

data/data-jpa/src/appTest/java/com/example/data/jpa/DataJpaApplicationAotTests.java

@@ -108,4 +108,14 @@ class DataJpaApplicationAotTests {
 		});
 	}
 
+	@Test
+	void listRecipients(AssertableOutput output) {
+		Awaitility.await().atMost(Duration.ofSeconds(10)).untilAsserted(() -> {
+			assertThat(output)
+					.hasSingleLineContaining(
+							"listRecipients(): recipient = Recipient{id=1, address=Address[street=Paul Bert, city=Lyon, postalCode=69003]}");
+
+		});
+	}
+
 }

data/data-jpa/src/main/java/com/example/data/jpa/NonTransactionalRunner.java

@@ -2,6 +2,8 @@ package com.example.data.jpa;
 
 import java.util.List;
 
+import com.example.data.jpa.model.Address;
+import com.example.data.jpa.model.Recipient;
 import com.example.data.jpa.model.Voucher;
 
 import org.springframework.boot.CommandLineRunner;
@@ -12,14 +14,19 @@ public class NonTransactionalRunner implements CommandLineRunner {
 
 	private final VoucherRepository voucherRepository;
 
-	public NonTransactionalRunner(VoucherRepository voucherRepository) {
+	private final RecipientRepository recipientRepository;
+
+	public NonTransactionalRunner(VoucherRepository voucherRepository, RecipientRepository recipientRepository) {
 		this.voucherRepository = voucherRepository;
+		this.recipientRepository = recipientRepository;
 	}
 
 	@Override
 	public void run(String... args) {
 		insertVouchers();
+		insertRecipients();
 		listVouchers();
+		listRecipients();
 	}
 
 	private void insertVouchers() {
@@ -32,4 +39,13 @@ public class NonTransactionalRunner implements CommandLineRunner {
 		vouchers.forEach(voucher -> System.out.printf("listVouchers(): voucher = %s%n", voucher));
 	}
 
+	private void insertRecipients() {
+		this.recipientRepository.save(new Recipient(1L, new Address("Paul Bert", "Lyon", "69003")));
+	}
+
+	private void listRecipients() {
+		List<Recipient> recipients = this.recipientRepository.findAll();
+		recipients.forEach(recipient -> System.out.printf("listRecipients(): recipient = %s%n", recipient));
+	}
+
 }

data/data-jpa/src/main/java/com/example/data/jpa/RecipientRepository.java

@@ -0,0 +1,8 @@
+package com.example.data.jpa;
+
+import com.example.data.jpa.model.Recipient;
+
+import org.springframework.data.repository.ListCrudRepository;
+
+interface RecipientRepository extends ListCrudRepository<Recipient, Long> {
+}

data/data-jpa/src/main/java/com/example/data/jpa/model/Address.java

@@ -0,0 +1,9 @@
+package com.example.data.jpa.model;
+
+import jakarta.persistence.Embeddable;
+import org.hibernate.annotations.EmbeddableInstantiator;
+
+@Embeddable
+@EmbeddableInstantiator(AddressInstantiator.class)
+public record Address(String street, String city, String postalCode) {
+}

data/data-jpa/src/main/java/com/example/data/jpa/model/AddressInstantiator.java

@@ -0,0 +1,27 @@
+package com.example.data.jpa.model;
+
+import org.hibernate.engine.spi.SessionFactoryImplementor;
+import org.hibernate.metamodel.spi.EmbeddableInstantiator;
+import org.hibernate.metamodel.spi.ValueAccess;
+
+public class AddressInstantiator implements EmbeddableInstantiator {
+
+	@Override
+	public Object instantiate(ValueAccess valueAccess, SessionFactoryImplementor sessionFactory) {
+		final Object[] values = valueAccess.getValues();
+		final String city = (String) values[0];
+		final String postalCode = (String) values[1];
+		final String street = (String) values[2];
+		return new Address( street, city, postalCode );
+	}
+
+	@Override
+	public boolean isInstance(Object object, SessionFactoryImplementor sessionFactory) {
+		return object instanceof Address;
+	}
+
+	@Override
+	public boolean isSameClass(Object object, SessionFactoryImplementor sessionFactory) {
+		return object.getClass().equals(Address.class);
+	}
+}

data/data-jpa/src/main/java/com/example/data/jpa/model/Recipient.java

@@ -0,0 +1,65 @@
+package com.example.data.jpa.model;
+
+import java.util.Objects;
+
+import jakarta.persistence.Embedded;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+
+@Entity
+public class Recipient {
+
+	@Id
+	@GeneratedValue
+	private Long id;
+
+	@Embedded
+	private Address address;
+
+	public Recipient() {
+	}
+
+	public Recipient(Long id, Address address) {
+		this.id = id;
+		this.address = address;
+	}
+
+	public Long getId() {
+		return id;
+	}
+
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	public Address getAddress() {
+		return address;
+	}
+
+	public void setAddress(Address address) {
+		this.address = address;
+	}
+
+	@Override
+	public boolean equals(Object o) {
+		if (this == o) return true;
+		if (o == null || getClass() != o.getClass()) return false;
+		Recipient recipient = (Recipient) o;
+		return Objects.equals(id, recipient.id) && Objects.equals(address, recipient.address);
+	}
+
+	@Override
+	public int hashCode() {
+		return Objects.hash(id, address);
+	}
+
+	@Override
+	public String toString() {
+		return "Recipient{" +
+				"id=" + id +
+				", address=" + address +
+				'}';
+	}
+
+}