HHH-5917 - Fix and test

hibernate-envers/src/main/java/org/hibernate/envers/Audited.java

@@ -32,6 +32,7 @@ import java.lang.annotation.Target;
  * When applied to a field, indicates that this field should be audited.
  * @author Adam Warski (adam at warski dot org)
  * @author Tomasz Bech
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target({ElementType.TYPE, ElementType.METHOD, ElementType.FIELD})
@@ -44,4 +45,12 @@ public @interface Audited {
 	 * This is useful for dictionary-like entities, which don't change and don't need to be audited.
 	 */
     RelationTargetAuditMode targetAuditMode() default RelationTargetAuditMode.AUDITED;
+
+    /**
+     * @return Set of superclasses which properties shall be audited. The behavior of listed classes
+     * is the same as if they had {@link Audited} annotation applied on a type level. The scope of this functionality
+     * is limited to the context of actually mapped entity and its class hierarchy. If a parent type lists any of
+     * its parent types using this attribute, all fields encapsulated by marked classes are implicitly audited.
+     */
+    Class[] auditParents() default {};
 }

hibernate-envers/src/main/java/org/hibernate/envers/configuration/metadata/reader/AuditedPropertiesReader.java

@@ -1,6 +1,7 @@
 package org.hibernate.envers.configuration.metadata.reader;
 import static org.hibernate.envers.tools.Tools.newHashSet;
 import java.lang.annotation.Annotation;
+import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Set;
@@ -33,6 +34,7 @@ import org.hibernate.mapping.Value;
  * @author Adam Warski (adam at warski dot org)
  * @author Erik-Berndt Scheper
  * @author Hern&aacut;n Chanfreau
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
  */
 public class AuditedPropertiesReader {
 	protected final ModificationStore defaultStore;
@@ -66,10 +68,50 @@ public class AuditedPropertiesReader {
 		// First reading the access types for the persistent properties.
 		readPersistentPropertiesAccess();
 
-		// Adding all properties from the given class.
+        // Retrieve classes that are explicitly marked for auditing process by any superclass of currently mapped
-		addPropertiesFromClass(persistentPropertiesSource.getXClass());
+        // entity or itself.
+        XClass clazz = persistentPropertiesSource.getXClass();
+        Set<XClass> declaredAuditedSuperclasses = new HashSet<XClass>();
+        doGetDeclaredAuditedSuperclasses(clazz, declaredAuditedSuperclasses);
+
+        // Adding all properties from the given class.
+        addPropertiesFromClass(clazz, declaredAuditedSuperclasses);
 	}
 
+    /**
+     * Recursively constructs a set of classes that have been declared for auditing process.
+     * @param clazz Class that is being processed. Currently mapped entity shall be passed during first invocation.
+     * @param declaredAuditedSuperclasses Total collection of classes listed in {@link Audited#auditParents()} property
+     *                                    by any superclass starting with class specified as the first argument.
+     */
+    @SuppressWarnings("unchecked")
+    private void doGetDeclaredAuditedSuperclasses(XClass clazz, Set<XClass> declaredAuditedSuperclasses) {
+        Audited allClassAudited = clazz.getAnnotation(Audited.class);
+        if (allClassAudited != null && allClassAudited.auditParents().length > 0) {
+            for (Class c : allClassAudited.auditParents()) {
+                XClass parentClass = reflectionManager.toXClass(c);
+                checkSuperclass(clazz, parentClass);
+                declaredAuditedSuperclasses.add(parentClass);
+            }
+        }
+        XClass superclass = clazz.getSuperclass();
+        if (!clazz.isInterface() && !Object.class.getName().equals(superclass.getName())) {
+            doGetDeclaredAuditedSuperclasses(superclass, declaredAuditedSuperclasses);
+        }
+    }
+
+    /**
+     * Checks whether one class is assignable from another. If not {@link MappingException} is thrown.
+     * @param child Subclass.
+     * @param parent Superclass.
+     */
+    private void checkSuperclass(XClass child, XClass parent) {
+        if (!parent.isAssignableFrom(child)) {
+            throw new MappingException("Class " + parent.getName() + " is not assignable from " + child.getName() + ". " +
+                                       "Please revise @Audited.auditParents value in " + child.getName() + " type.");
+        }
+    }
+
 	private void readPersistentPropertiesAccess() {
 		Iterator<Property> propertyIter = persistentPropertiesSource.getPropertyIterator();
 		while (propertyIter.hasNext()) {
@@ -82,8 +124,34 @@ public class AuditedPropertiesReader {
 		}
 	}
 
-	private void addPropertiesFromClass(XClass clazz)  {
+    /**
-		Audited allClassAudited = clazz.getAnnotation(Audited.class);
+     * @param clazz Class which properties are currently being added.
+     * @param declaredAuditedSuperclasses Collection of superclasses that have been explicitly declared to be audited.
+     * @return {@link Audited} annotation of specified class. If processed type hasn't been explicitly marked, method
+     *         checks whether given class exists in collection passed as the second argument. In case of success,
+     *         {@link Audited} configuration of currently mapped entity is returned, otherwise {@code null}.
+     */
+    private Audited computeAuditConfiguration(XClass clazz, Set<XClass> declaredAuditedSuperclasses) {
+        Audited allClassAudited = clazz.getAnnotation(Audited.class);
+        // If processed class is not explicitly marked with @Audited annotation, check whether auditing is
+        // forced by any of its child entities configuration (@Audited.auditParents).
+        if (allClassAudited == null && declaredAuditedSuperclasses.contains(clazz)) {
+            // Declared audited parent copies @Audited.modStore and @Audited.targetAuditMode configuration from
+            // currently mapped entity.
+            allClassAudited = persistentPropertiesSource.getXClass().getAnnotation(Audited.class);
+        }
+        return allClassAudited;
+    }
+
+    /**
+     * Recursively adds all audited properties of entity class and its superclasses.
+     * @param clazz Currently processed class.
+     * @param declaredAuditedSuperclasses Collection of classes that are declared to be audited
+     *                                    (see {@link Audited#auditParents()}).
+     */
+	private void addPropertiesFromClass(XClass clazz, Set<XClass> declaredAuditedSuperclasses)  {
+		Audited allClassAudited = computeAuditConfiguration(clazz, declaredAuditedSuperclasses);
+
 		//look in the class
 		addFromProperties(clazz.getDeclaredProperties("field"), "field", fieldAccessedPersistentProperties, allClassAudited);
 		addFromProperties(clazz.getDeclaredProperties("property"), "property", propertyAccessedPersistentProperties, allClassAudited);
@@ -91,7 +159,7 @@ public class AuditedPropertiesReader {
 		if(allClassAudited != null || !auditedPropertiesHolder.isEmpty()) {
 			XClass superclazz = clazz.getSuperclass();
 			if (!clazz.isInterface() && !"java.lang.Object".equals(superclazz.getName())) {
-				addPropertiesFromClass(superclazz);
+				addPropertiesFromClass(superclazz, declaredAuditedSuperclasses);
 			}
 		}
 	}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/AuditParentsTest.java

@@ -0,0 +1,153 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.ejb.Ejb3Configuration;
+import org.hibernate.envers.Audited;
+import org.hibernate.envers.test.AbstractEntityTest;
+import org.hibernate.envers.test.Priority;
+import org.hibernate.envers.test.entities.StrIntTestEntity;
+import org.hibernate.envers.test.tools.TestTools;
+import org.hibernate.mapping.Column;
+import org.hibernate.mapping.Table;
+import org.junit.Assert;
+import org.junit.Test;
+
+import javax.persistence.EntityManager;
+import java.util.Set;
+
+/**
+ * Tests several configurations of entity hierarchy that utilizes {@link Audited#auditParents()} property.
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+public class AuditParentsTest extends AbstractEntityTest {
+    private long childSingleId = 1L;
+    private long childMultipleId = 2L;
+    private long childImpTransId = 3L;
+    private long childExpTransId = 4L;
+    private long babyCompleteId = 5L;
+    private Integer siteSingleId = null;
+    private Integer siteMultipleId = null;
+    private Integer siteCompleteId = null;
+
+    @Override
+    public void configure(Ejb3Configuration cfg) {
+        cfg.addAnnotatedClass(MappedGrandparentEntity.class);
+        cfg.addAnnotatedClass(MappedParentEntity.class);
+        cfg.addAnnotatedClass(ChildSingleParentEntity.class);
+        cfg.addAnnotatedClass(ChildMultipleParentsEntity.class);
+        cfg.addAnnotatedClass(TransitiveParentEntity.class);
+        cfg.addAnnotatedClass(ImplicitTransitiveChildEntity.class);
+        cfg.addAnnotatedClass(ExplicitTransitiveChildEntity.class);
+        cfg.addAnnotatedClass(StrIntTestEntity.class);
+        cfg.addAnnotatedClass(ChildCompleteEntity.class);
+        cfg.addAnnotatedClass(BabyCompleteEntity.class);
+    }
+
+    @Test
+    @Priority(10)
+    public void initData() {
+        EntityManager em = getEntityManager();
+        
+        // Revision 1
+        em.getTransaction().begin();
+        StrIntTestEntity siteSingle = new StrIntTestEntity("data 1", 1);
+        em.persist(siteSingle);
+        em.persist(new ChildSingleParentEntity(childSingleId, "grandparent 1", "notAudited 1", "parent 1", "child 1", siteSingle));
+        em.getTransaction().commit();
+        siteSingleId = siteSingle.getId();
+
+        // Revision 2
+        em.getTransaction().begin();
+        StrIntTestEntity siteMultiple = new StrIntTestEntity("data 2", 2);
+        em.persist(siteMultiple);
+        em.persist(new ChildMultipleParentsEntity(childMultipleId, "grandparent 2", "notAudited 2", "parent 2", "child 2", siteMultiple));
+        em.getTransaction().commit();
+        siteMultipleId = siteMultiple.getId();
+
+        // Revision 3
+        em.getTransaction().begin();
+        em.persist(new ImplicitTransitiveChildEntity(childImpTransId, "grandparent 3", "notAudited 3", "parent 3", "child 3"));
+        em.getTransaction().commit();
+
+        // Revision 4
+        em.getTransaction().begin();
+        em.persist(new ExplicitTransitiveChildEntity(childExpTransId, "grandparent 4", "notAudited 4", "parent 4", "child 4"));
+        em.getTransaction().commit();
+
+        // Revision 5
+        em.getTransaction().begin();
+        StrIntTestEntity siteComplete = new StrIntTestEntity("data 5", 5);
+        em.persist(siteComplete);
+        em.persist(new BabyCompleteEntity(babyCompleteId, "grandparent 5", "notAudited 5", "parent 5", "child 5", siteComplete, "baby 5"));
+        em.getTransaction().commit();
+        siteCompleteId = siteComplete.getId();
+    }
+
+    @Test
+    public void testCreatedAuditTables() {
+        Table babyCompleteTable = getCfg().getClassMapping("org.hibernate.envers.test.integration.superclass.auditparents.BabyCompleteEntity_AUD").getTable();
+        checkTableColumns(TestTools.makeSet("baby", "child", "parent", "relation_id", "grandparent", "id"), babyCompleteTable);
+
+        Table explicitTransChildTable = getCfg().getClassMapping("org.hibernate.envers.test.integration.superclass.auditparents.ExplicitTransitiveChildEntity_AUD").getTable();
+        checkTableColumns(TestTools.makeSet("child", "parent", "grandparent", "id"), explicitTransChildTable);
+
+        Table implicitTransChildTable = getCfg().getClassMapping("org.hibernate.envers.test.integration.superclass.auditparents.ImplicitTransitiveChildEntity_AUD").getTable();
+        checkTableColumns(TestTools.makeSet("child", "parent", "grandparent", "id"), implicitTransChildTable);
+
+        Table multipleParentChildTable = getCfg().getClassMapping("org.hibernate.envers.test.integration.superclass.auditparents.ChildMultipleParentsEntity_AUD").getTable();
+        checkTableColumns(TestTools.makeSet("child", "parent", "relation_id", "grandparent", "id"), multipleParentChildTable);
+
+        Table singleParentChildTable = getCfg().getClassMapping("org.hibernate.envers.test.integration.superclass.auditparents.ChildSingleParentEntity_AUD").getTable();
+        checkTableColumns(TestTools.makeSet("child", "grandparent", "id"), singleParentChildTable);
+    }
+
+    @SuppressWarnings("unchecked")
+    private void checkTableColumns(Set<String> expectedColumns, Table table) {
+        for (String columnName : expectedColumns) {
+            // Check whether expected column exists.
+            Assert.assertNotNull(table.getColumn(new Column(columnName)));
+        }
+    }
+
+    @Test
+    public void testSingleAuditParent() {
+        // expectedSingleChild.parent, expectedSingleChild.relation and expectedSingleChild.notAudited shall be null, because they are not audited.
+        ChildSingleParentEntity expectedSingleChild = new ChildSingleParentEntity(childSingleId, "grandparent 1", null, null, "child 1", null);
+        ChildSingleParentEntity child = getAuditReader().find(ChildSingleParentEntity.class, childSingleId, 1);
+        Assert.assertEquals(expectedSingleChild, child);
+        Assert.assertNull(child.getRelation());
+    }
+
+    @Test
+    public void testMultipleAuditParents() {
+        // expectedMultipleChild.notAudited shall be null, because it is not audited.
+        ChildMultipleParentsEntity expectedMultipleChild = new ChildMultipleParentsEntity(childMultipleId, "grandparent 2", null, "parent 2", "child 2", new StrIntTestEntity("data 2", 2, siteMultipleId));
+        ChildMultipleParentsEntity child = getAuditReader().find(ChildMultipleParentsEntity.class, childMultipleId, 2);
+        Assert.assertEquals(expectedMultipleChild, child);
+        Assert.assertEquals(expectedMultipleChild.getRelation().getId(), child.getRelation().getId());
+    }
+
+    @Test
+    public void testImplicitTransitiveAuditParents() {
+        // expectedChild.notAudited shall be null, because it is not audited.
+        ImplicitTransitiveChildEntity expectedChild = new ImplicitTransitiveChildEntity(childImpTransId, "grandparent 3", null, "parent 3", "child 3");
+        ImplicitTransitiveChildEntity child = getAuditReader().find(ImplicitTransitiveChildEntity.class, childImpTransId, 3);
+        Assert.assertEquals(expectedChild, child);
+    }
+
+    @Test
+    public void testExplicitTransitiveAuditParents() {
+        // expectedChild.notAudited shall be null, because it is not audited.
+        ExplicitTransitiveChildEntity expectedChild = new ExplicitTransitiveChildEntity(childExpTransId, "grandparent 4", null, "parent 4", "child 4");
+        ExplicitTransitiveChildEntity child = getAuditReader().find(ExplicitTransitiveChildEntity.class, childExpTransId, 4);
+        Assert.assertEquals(expectedChild, child);
+    }
+
+    @Test
+    public void testCompleteAuditParents() {
+        // expectedBaby.notAudited shall be null, because it is not audited.
+        BabyCompleteEntity expectedBaby = new BabyCompleteEntity(babyCompleteId, "grandparent 5", null, "parent 5", "child 5", new StrIntTestEntity("data 5", 5, siteCompleteId), "baby 5");
+        BabyCompleteEntity baby = getAuditReader().find(BabyCompleteEntity.class, babyCompleteId, 5);
+        Assert.assertEquals(expectedBaby, baby);
+        Assert.assertEquals(expectedBaby.getRelation().getId(), baby.getRelation().getId());
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/BabyCompleteEntity.java

@@ -0,0 +1,53 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+import org.hibernate.envers.test.entities.StrIntTestEntity;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@Entity
+@Audited(auditParents = {MappedParentEntity.class})
+public class BabyCompleteEntity extends ChildCompleteEntity {
+    private String baby;
+
+    public BabyCompleteEntity() {
+    }
+
+    public BabyCompleteEntity(Long id, String grandparent, String notAudited, String parent, String child, StrIntTestEntity relation, String baby) {
+        super(id, grandparent, notAudited, parent, child, relation);
+        this.baby = baby;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof BabyCompleteEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        BabyCompleteEntity that = (BabyCompleteEntity) o;
+
+        if (baby != null ? !baby.equals(that.baby) : that.baby != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (baby != null ? baby.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "BabyCompleteEntity(" + super.toString() + ", baby = " + baby + ")";
+    }
+
+    public String getBaby() {
+        return baby;
+    }
+
+    public void setBaby(String baby) {
+        this.baby = baby;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/ChildCompleteEntity.java

@@ -0,0 +1,54 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+import org.hibernate.envers.test.entities.StrIntTestEntity;
+
+import javax.persistence.MappedSuperclass;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@MappedSuperclass
+@Audited(auditParents = {MappedGrandparentEntity.class})
+public class ChildCompleteEntity extends MappedParentEntity {
+    private String child;
+
+    public ChildCompleteEntity() {
+        super(null, null, null, null, null);
+    }
+
+    public ChildCompleteEntity(Long id, String grandparent, String notAudited, String parent, String child, StrIntTestEntity relation) {
+        super(id, grandparent, notAudited, parent, relation);
+        this.child = child;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof ChildCompleteEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        ChildCompleteEntity that = (ChildCompleteEntity) o;
+
+        if (child != null ? !child.equals(that.child) : that.child != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (child != null ? child.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "ChildCompleteEntity(" + super.toString() + ", child = " + child + ")";
+    }
+
+    public String getChild() {
+        return child;
+    }
+
+    public void setChild(String child) {
+        this.child = child;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/ChildMultipleParentsEntity.java

@@ -0,0 +1,55 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+import org.hibernate.envers.test.entities.StrIntTestEntity;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@Entity
+@Audited(auditParents = {MappedParentEntity.class, MappedGrandparentEntity.class})
+public class ChildMultipleParentsEntity extends MappedParentEntity {
+    private String child;
+
+    public ChildMultipleParentsEntity() {
+        super(null, null, null, null, null);
+    }
+
+    public ChildMultipleParentsEntity(Long id, String grandparent, String notAudited, String parent, String child, StrIntTestEntity relation) {
+        super(id, grandparent, notAudited, parent, relation);
+        this.child = child;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof ChildMultipleParentsEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        ChildMultipleParentsEntity that = (ChildMultipleParentsEntity) o;
+
+        if (child != null ? !child.equals(that.child) : that.child != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (child != null ? child.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "ChildMultipleParentsEntity(" + super.toString() + ", child = " + child + ")";
+    }
+
+    public String getChild() {
+        return child;
+    }
+
+    public void setChild(String child) {
+        this.child = child;
+    }
+}
+

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/ChildSingleParentEntity.java

@@ -0,0 +1,54 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+import org.hibernate.envers.test.entities.StrIntTestEntity;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@Entity
+@Audited(auditParents = {MappedGrandparentEntity.class})
+public class ChildSingleParentEntity extends MappedParentEntity {
+    private String child;
+
+    public ChildSingleParentEntity() {
+        super(null, null, null, null, null);
+    }
+
+    public ChildSingleParentEntity(Long id, String grandparent, String notAudited, String parent, String child, StrIntTestEntity relation) {
+        super(id, grandparent, notAudited, parent, relation);
+        this.child = child;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof ChildSingleParentEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        ChildSingleParentEntity that = (ChildSingleParentEntity) o;
+
+        if (child != null ? !child.equals(that.child) : that.child != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (child != null ? child.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "ChildSingleParentEntity(" + super.toString() + ", child = " + child + ")";
+    }
+
+    public String getChild() {
+        return child;
+    }
+
+    public void setChild(String child) {
+        this.child = child;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/ExplicitTransitiveChildEntity.java

@@ -0,0 +1,53 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@Entity
+@Audited(auditParents = {TransitiveParentEntity.class})
+public class ExplicitTransitiveChildEntity extends TransitiveParentEntity {
+    private String child;
+
+    public ExplicitTransitiveChildEntity() {
+        super(null, null, null, null);
+    }
+
+    public ExplicitTransitiveChildEntity(Long id, String grandparent, String notAudited, String parent, String child) {
+        super(id, grandparent, notAudited, parent);
+        this.child = child;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof ExplicitTransitiveChildEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        ExplicitTransitiveChildEntity that = (ExplicitTransitiveChildEntity) o;
+
+        if (child != null ? !child.equals(that.child) : that.child != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (child != null ? child.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "ExplicitTransitiveChildEntity(" + super.toString() + ", child = " + child + ")";
+    }
+
+    public String getChild() {
+        return child;
+    }
+
+    public void setChild(String child) {
+        this.child = child;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/ImplicitTransitiveChildEntity.java

@@ -0,0 +1,53 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+
+import javax.persistence.Entity;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@Entity
+@Audited
+public class ImplicitTransitiveChildEntity extends TransitiveParentEntity {
+    private String child;
+
+    public ImplicitTransitiveChildEntity() {
+        super(null, null, null, null);
+    }
+
+    public ImplicitTransitiveChildEntity(Long id, String grandparent, String notAudited, String parent, String child) {
+        super(id, grandparent, notAudited, parent);
+        this.child = child;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof ImplicitTransitiveChildEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        ImplicitTransitiveChildEntity that = (ImplicitTransitiveChildEntity) o;
+
+        if (child != null ? !child.equals(that.child) : that.child != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (child != null ? child.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "ImplicitTransitiveChildEntity(" + super.toString() + ", child = " + child + ")";
+    }
+
+    public String getChild() {
+        return child;
+    }
+
+    public void setChild(String child) {
+        this.child = child;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/MappedGrandparentEntity.java

@@ -0,0 +1,74 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.NotAudited;
+
+import javax.persistence.Id;
+import javax.persistence.MappedSuperclass;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@MappedSuperclass
+public class MappedGrandparentEntity {
+    @Id
+    private Long id;
+
+    private String grandparent;
+
+    @NotAudited
+    private String notAudited;
+
+    public MappedGrandparentEntity(Long id, String grandparent, String notAudited) {
+        this.id = id;
+        this.grandparent = grandparent;
+        this.notAudited = notAudited;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof MappedGrandparentEntity)) return false;
+
+        MappedGrandparentEntity that = (MappedGrandparentEntity) o;
+
+        if (id != null ? !id.equals(that.id) : that.id != null) return false;
+        if (grandparent != null ? !grandparent.equals(that.grandparent) : that.grandparent != null) return false;
+        if (notAudited != null ? !notAudited.equals(that.notAudited) : that.notAudited != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = (id != null ? id.hashCode() : 0);
+        result = 31 * result + (grandparent != null ? grandparent.hashCode() : 0);
+        result = 31 * result + (notAudited != null ? notAudited.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "MappedGrandparentEntity(id = " + id + ", grandparent = " + grandparent + ", notAudited = " + notAudited + ")";
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getGrandparent() {
+        return grandparent;
+    }
+
+    public void setGrandparent(String grandparent) {
+        this.grandparent = grandparent;
+    }
+
+    public String getNotAudited() {
+        return notAudited;
+    }
+
+    public void setNotAudited(String notAudited) {
+        this.notAudited = notAudited;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/MappedParentEntity.java

@@ -0,0 +1,61 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.test.entities.StrIntTestEntity;
+
+import javax.persistence.ManyToOne;
+import javax.persistence.MappedSuperclass;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@MappedSuperclass
+public class MappedParentEntity extends MappedGrandparentEntity {
+    private String parent;
+
+    @ManyToOne
+    private StrIntTestEntity relation;
+
+    public MappedParentEntity(Long id, String grandparent, String notAudited, String parent, StrIntTestEntity relation) {
+        super(id, grandparent, notAudited);
+        this.parent = parent;
+        this.relation = relation;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof MappedParentEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        MappedParentEntity that = (MappedParentEntity) o;
+
+        if (parent != null ? !parent.equals(that.parent) : that.parent != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (parent != null ? parent.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "MappedParentEntity(" + super.toString() + ", parent = " + parent + ", relation = " + relation + ")";
+    }
+
+    public String getParent() {
+        return parent;
+    }
+
+    public void setParent(String parent) {
+        this.parent = parent;
+    }
+
+    public StrIntTestEntity getRelation() {
+        return relation;
+    }
+
+    public void setRelation(StrIntTestEntity relation) {
+        this.relation = relation;
+    }
+}

hibernate-envers/src/test/java/org/hibernate/envers/test/integration/superclass/auditparents/TransitiveParentEntity.java

@@ -0,0 +1,53 @@
+package org.hibernate.envers.test.integration.superclass.auditparents;
+
+import org.hibernate.envers.Audited;
+
+import javax.persistence.MappedSuperclass;
+
+/**
+ * @author Lukasz Antoniak (lukasz dot antoniak at gmail dot com)
+ */
+@MappedSuperclass
+@Audited(auditParents = {MappedGrandparentEntity.class})
+public class TransitiveParentEntity extends MappedGrandparentEntity {
+    private String parent;
+
+    public TransitiveParentEntity() {
+        super(null, null, null);
+    }
+
+    public TransitiveParentEntity(Long id, String grandparent, String notAudited, String parent) {
+        super(id, grandparent, notAudited);
+        this.parent = parent;
+    }
+
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof TransitiveParentEntity)) return false;
+        if (!super.equals(o)) return false;
+
+        TransitiveParentEntity that = (TransitiveParentEntity) o;
+
+        if (parent != null ? !parent.equals(that.parent) : that.parent != null) return false;
+
+        return true;
+    }
+
+    public int hashCode() {
+        int result = super.hashCode();
+        result = 31 * result + (parent != null ? parent.hashCode() : 0);
+        return result;
+    }
+
+    public String toString() {
+        return "TransitiveParentEntity(" + super.toString() + ", parent = " + parent + ")";
+    }
+
+    public String getParent() {
+        return parent;
+    }
+
+    public void setParent(String parent) {
+        this.parent = parent;
+    }
+}