HHH-7915 test case and cleanup

hibernate-core/src/main/java/org/hibernate/mapping/DenormalizedTable.java

@@ -22,11 +22,10 @@
  * Boston, MA  02110-1301  USA
  */
 package org.hibernate.mapping;
+
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
-import java.util.Map;
 
 import org.hibernate.internal.util.collections.JoinedIterator;
 

hibernate-core/src/test/java/org/hibernate/test/annotations/polymorphism/Automobile.java

@@ -0,0 +1,5 @@
+//$Id$
+package org.hibernate.test.annotations.polymorphism;
+
+public class Automobile {
+}

hibernate-core/src/test/java/org/hibernate/test/annotations/polymorphism/Car.java

@@ -2,10 +2,11 @@
 package org.hibernate.test.annotations.polymorphism;
 import javax.persistence.Entity;
 import javax.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.Inheritance;
 import javax.persistence.InheritanceType;
+import javax.persistence.JoinColumn;
+import javax.persistence.ManyToOne;
 
 import org.hibernate.annotations.PolymorphismType;
 
@@ -15,10 +16,27 @@ import org.hibernate.annotations.PolymorphismType;
 @Entity
 @Inheritance(strategy= InheritanceType.TABLE_PER_CLASS)
 @org.hibernate.annotations.Entity(polymorphism = PolymorphismType.EXPLICIT)
-public class Car extends MovingThing {
-	private Integer id;
+public class Car extends Automobile {
+	
+	@Id
+	@GeneratedValue
+	private long id;
+
 	private String model;
 	
+	@ManyToOne
+	// purposefully refer to a non-PK column (HHH-7915)
+	@JoinColumn( referencedColumnName = "REGION_CODE")
+	private MarketRegion marketRegion;
+
+	public long getId() {
+		return id;
+	}
+
+	public void setId(long id) {
+		this.id = id;
+	}
+
 	public String getModel() {
 		return model;
 	}
@@ -27,12 +45,11 @@ public class Car extends MovingThing {
 		this.model = model;
 	}
 
-	@Id @GeneratedValue(strategy = GenerationType.TABLE )
-	public Integer getId() {
-		return id;
+	public MarketRegion getMarketRegion() {
+		return marketRegion;
 	}
 
-	public void setId(Integer id) {
-		this.id = id;
+	public void setMarketRegion(MarketRegion marketRegion) {
+		this.marketRegion = marketRegion;
 	}
 }

hibernate-core/src/test/java/org/hibernate/test/annotations/polymorphism/MarketRegion.java

@@ -0,0 +1,56 @@
+/* 
+ * Hibernate, Relational Persistence for Idiomatic Java
+ * 
+ * JBoss, Home of Professional Open Source
+ * Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors
+ * as indicated by the @authors tag. All rights reserved.
+ * See the copyright.txt in the distribution for a
+ * full listing of individual contributors.
+ *
+ * This copyrighted material is made available to anyone wishing to use,
+ * modify, copy, or redistribute it subject to the terms and conditions
+ * of the GNU Lesser General Public License, v. 2.1.
+ * This program is distributed in the hope that it will be useful, but WITHOUT A
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
+ * You should have received a copy of the GNU Lesser General Public License,
+ * v.2.1 along with this distribution; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA  02110-1301, USA.
+ */
+package org.hibernate.test.annotations.polymorphism;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+/**
+ * @author Brett Meyer
+ */
+@Entity
+public class MarketRegion {
+	
+	@Id
+	@GeneratedValue
+	private long id;
+	
+	@Column(name = "REGION_CODE")
+	private String regionCode;
+
+	public long getId() {
+		return id;
+	}
+
+	public void setId(long id) {
+		this.id = id;
+	}
+
+	public String getRegionCode() {
+		return regionCode;
+	}
+
+	public void setRegionCode(String regionCode) {
+		this.regionCode = regionCode;
+	}
+}

hibernate-core/src/test/java/org/hibernate/test/annotations/polymorphism/MovingThing.java

@@ -1,9 +0,0 @@
-//$Id$
-package org.hibernate.test.annotations.polymorphism;
-
-
-/**
- * @author Emmanuel Bernard
- */
-public class MovingThing {
-}

hibernate-core/src/test/java/org/hibernate/test/annotations/polymorphism/PolymorphismTest.java

@@ -27,14 +27,17 @@ import org.junit.Test;
 
 import org.hibernate.Session;
 import org.hibernate.Transaction;
+import org.hibernate.testing.TestForIssue;
 import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
 
 import static org.junit.Assert.assertEquals;
 
 /**
  * @author Emmanuel Bernard
+ * @author Brett Meyer
  */
 public class PolymorphismTest extends BaseCoreFunctionalTestCase {
+	
 	@Test
 	public void testPolymorphism() throws Exception {
 		Car car = new Car();
@@ -47,7 +50,42 @@ public class PolymorphismTest extends BaseCoreFunctionalTestCase {
 		s.persist( car2 );
 		s.flush();
 		assertEquals( 2, s.createQuery( "select car from Car car").list().size() );
-		assertEquals( 0, s.createQuery( "select count(m) from " + MovingThing.class.getName() + " m").list().size() );
+		assertEquals( 0, s.createQuery( "select count(m) from " + Automobile.class.getName() + " m").list().size() );
+		tx.rollback();
+		s.close();
+
+	}
+	
+	@Test
+	@TestForIssue(jiraKey = "HHH-7915")
+	public void testNonPkInheritedFk() throws Exception {
+		MarketRegion region1 = new MarketRegion();
+		region1.setRegionCode( "US" );
+		MarketRegion region2 = new MarketRegion();
+		region2.setRegionCode( "EU" );
+		
+		Car car = new Car();
+		car.setModel( "SUV" );
+		car.setMarketRegion( region1 );
+		
+		SportCar car2 = new SportCar();
+		car2.setModel( "350Z" );
+		car2.setMarketRegion( region2 );
+		
+		Session s = openSession();
+		Transaction tx = s.beginTransaction();
+		s.persist( region1 );
+		s.persist( region2 );
+		s.persist( car );
+		s.persist( car2 );
+		
+		s.flush();
+		
+		assertEquals( 1, s.createQuery( "select car from Car car where car.marketRegion.regionCode='US'")
+				.list().size() );
+		assertEquals( 1, s.createQuery( "select car from SportCar car where car.marketRegion.regionCode='EU'")
+				.list().size() );
+		
 		tx.rollback();
 		s.close();
 
@@ -57,7 +95,8 @@ public class PolymorphismTest extends BaseCoreFunctionalTestCase {
 	protected Class[] getAnnotatedClasses() {
 		return new Class[] {
 				Car.class,
-				SportCar.class
+				SportCar.class,
+				MarketRegion.class
 		};
 	}
 }