HHH-11554 - Added test case

hibernate-core/src/test/java/org/hibernate/test/inheritance/discriminator/joinedsubclass/Common.java

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+/*
+ * 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.test.inheritance.discriminator.joinedsubclass;
+
+/**
+ * @author Andrea Boriero
+ */
+public interface Common extends TestEntity {
+}

hibernate-core/src/test/java/org/hibernate/test/inheritance/discriminator/joinedsubclass/JoinedSubclassWithRootInterfaceTest.java

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+/*
+ * 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.test.inheritance.discriminator.joinedsubclass;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+import org.hibernate.testing.transaction.TransactionUtil;
+import org.junit.Test;
+
+/**
+ * @author Andrea Boriero
+ */
+public class JoinedSubclassWithRootInterfaceTest extends BaseCoreFunctionalTestCase {
+
+	@Override
+	protected String[] getMappings() {
+		return new String[] {"TestEntity.hbm.xml"};
+	}
+
+	@Override
+	protected String getBaseForMappings() {
+		return "org/hibernate/test/inheritance/discriminator/joinedsubclass/";
+	}
+
+	@Test
+	@TestForIssue( jiraKey = "HHH-11554")
+	public void testIt() {
+		TransactionUtil.doInHibernate( this::sessionFactory, session -> {
+			final TestEntityImpl testEntity = new TestEntityImpl();
+			testEntity.setId( 1 );
+			session.save( testEntity );
+		} );
+	}
+}

hibernate-core/src/test/java/org/hibernate/test/inheritance/discriminator/joinedsubclass/TestEntity.hbm.xml

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+<!DOCTYPE hibernate-mapping PUBLIC
+        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
+        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
+<hibernate-mapping package="org.hibernate.test.inheritance.discriminator.joinedsubclass">
+    <class name="TestEntityInterface" table="MY_ENTITY" abstract="true" discriminator-value="null">
+        <cache usage="transactional"/>
+        <id name="id" column="ID" access="property"/>
+        <discriminator column="TYPE" type="big_integer" force="true" />
+    </class>
+
+    <subclass name="TestEntityImpl" extends="TestEntityInterface" discriminator-value="1" lazy="false">
+
+    </subclass>
+</hibernate-mapping>

hibernate-core/src/test/java/org/hibernate/test/inheritance/discriminator/joinedsubclass/TestEntity.java

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+/*
+ * 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.test.inheritance.discriminator.joinedsubclass;
+
+/**
+ * @author Andrea Boriero
+ */
+public interface TestEntity {
+	Integer getId();
+	void setId(Integer id);
+}

hibernate-core/src/test/java/org/hibernate/test/inheritance/discriminator/joinedsubclass/TestEntityImpl.java

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+/*
+ * 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.test.inheritance.discriminator.joinedsubclass;
+
+import javax.persistence.Id;
+
+/**
+ * @author Andrea Boriero
+ */
+@javax.persistence.Entity
+public class TestEntityImpl implements TestEntityInterface {
+	@Id
+	private Integer id;
+
+	@Override
+	public Integer getId() {
+		return id;
+	}
+
+	@Override
+	public void setId(Integer id) {
+		this.id = id;
+	}
+}

hibernate-core/src/test/java/org/hibernate/test/inheritance/discriminator/joinedsubclass/TestEntityInterface.java

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+/*
+ * 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.test.inheritance.discriminator.joinedsubclass;
+
+import javax.persistence.Inheritance;
+import javax.persistence.InheritanceType;
+
+/**
+ * @author Andrea Boriero
+ */
+@javax.persistence.Entity
+@Inheritance(strategy = InheritanceType.JOINED)
+public interface TestEntityInterface extends Common {
+}