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HHH-4694: 

- adding support for "fake" bidirectional many-to-one relations using an experimental @AuditMappedBy annotation
- adding a new work unit, extracting common work unit code
- upgrading TestNG to 5.10

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@18224 1b8cb986-b30d-0410-93ca-fae66ebed9b2
This commit is contained in:
Adam Warski 2009-12-15 10:50:11 +00:00
parent fc54029a9f
commit 31f9f8ffc5
27 changed files with 919 additions and 106 deletions
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2
envers/pom.xml
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@ -95,7 +95,7 @@
<dependency>
<groupId>org.testng</groupId>
<artifactId>testng</artifactId>
<version>5.8</version>
<version>5.10</version>
<classifier>jdk15</classifier>
<scope>test</scope>
</dependency>

37
envers/src/main/java/org/hibernate/envers/AuditMappedBy.java Normal file
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@ -0,0 +1,37 @@
package org.hibernate.envers;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.lang.annotation.ElementType;
/**
* <p>
* Annotation to specify a "fake" bi-directional relation. Such a relation uses {@code @OneToMany} +
* {@code @JoinColumn} on the one side, and {@code @ManyToOne} + {@code @Column(insertable=false, updatable=false)} on
* the many side. Then, Envers won't use a join table to audit this relation, but will store changes as in a normal
* bi-directional relation.
* </p>
*
* <p>
* This annotation is <b>experimental</b> and may change in future releases.
* </p>
*
* @author Adam Warski (adam at warski dot org)
*/
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.METHOD, ElementType.FIELD})
public @interface AuditMappedBy {
/**
* @return Name of the property in the related entity which maps back to this entity. The property should be
* mapped with {@code @ManyToOne} and {@code @Column(insertable=false, updatable=false)}.
*/
String mappedBy();
/**
* @return Name of the property in the related entity which maps to the position column. Should be specified only
* for indexed collection, when @{@link org.hibernate.annotations.IndexColumn} is used on the collection.
* The property should be mapped with {@code @Column(insertable=false, updatable=false)}.
*/
String positionMappedBy() default "";
}

43
envers/src/main/java/org/hibernate/envers/configuration/ClassesAuditingData.java Normal file
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@ -0,0 +1,43 @@
package org.hibernate.envers.configuration;
import org.hibernate.envers.configuration.metadata.reader.ClassAuditingData;
import org.hibernate.mapping.PersistentClass;
import java.util.HashMap;
import java.util.Map;
import java.util.Collection;
import java.util.LinkedHashMap;
/**
* A helper class holding auditing meta-data for all persistent classes.
* @author Adam Warski (adam at warski dot org)
*/
public class ClassesAuditingData {
private final Map<String, ClassAuditingData> entityNameToAuditingData = new HashMap<String, ClassAuditingData>();
private final Map<PersistentClass, ClassAuditingData> persistentClassToAuditingData = new LinkedHashMap<PersistentClass, ClassAuditingData>();
/**
* Stores information about auditing meta-data for the given class.
* @param pc Persistent class.
* @param cad Auditing meta-data for the given class.
*/
public void addClassAuditingData(PersistentClass pc, ClassAuditingData cad) {
entityNameToAuditingData.put(pc.getEntityName(), cad);
persistentClassToAuditingData.put(pc, cad);
}
/**
* @return A collection of all auditing meta-data for persistent classes.
*/
public Collection<Map.Entry<PersistentClass, ClassAuditingData>> getAllClassAuditedData() {
return persistentClassToAuditingData.entrySet();
}
/**
* @param entityName Name of the entity.
* @return Auditing meta-data for the given entity.
*/
public ClassAuditingData getClassAuditingData(String entityName) {
return entityNameToAuditingData.get(entityName);
}
}

34
envers/src/main/java/org/hibernate/envers/configuration/EntitiesConfigurator.java
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@ -60,30 +60,36 @@ public class EntitiesConfigurator {
Document revisionInfoXmlMapping, Element revisionInfoRelationMapping) {
// Creating a name register to capture all audit entity names created.
AuditEntityNameRegister auditEntityNameRegister = new AuditEntityNameRegister();
AuditMetadataGenerator auditMetaGen = new AuditMetadataGenerator(cfg, globalCfg, verEntCfg,
revisionInfoRelationMapping, auditEntityNameRegister);
DOMWriter writer = new DOMWriter();
// Sorting the persistent class topologically - superclass always before subclass
Iterator<PersistentClass> classes = GraphTopologicalSort.sort(new PersistentClassGraphDefiner(cfg)).iterator();
Map<PersistentClass, ClassAuditingData> pcDatas =
new HashMap<PersistentClass, ClassAuditingData>();
ClassesAuditingData classesAuditingData = new ClassesAuditingData();
Map<PersistentClass, EntityXmlMappingData> xmlMappings = new HashMap<PersistentClass, EntityXmlMappingData>();
// First pass
// Reading metadata from annotations
while (classes.hasNext()) {
PersistentClass pc = classes.next();
// Collecting information from annotations on the persistent class pc
AnnotationsMetadataReader annotationsMetadataReader =
new AnnotationsMetadataReader(globalCfg, reflectionManager, pc);
ClassAuditingData auditData = annotationsMetadataReader.getAuditData();
classesAuditingData.addClassAuditingData(pc, auditData);
}
AuditMetadataGenerator auditMetaGen = new AuditMetadataGenerator(cfg, globalCfg, verEntCfg,
revisionInfoRelationMapping, auditEntityNameRegister, classesAuditingData);
// First pass
for (Map.Entry<PersistentClass, ClassAuditingData> pcDatasEntry : classesAuditingData.getAllClassAuditedData()) {
PersistentClass pc = pcDatasEntry.getKey();
ClassAuditingData auditData = pcDatasEntry.getValue();
EntityXmlMappingData xmlMappingData = new EntityXmlMappingData();
if (auditData.isAudited()) {
pcDatas.put(pc, auditData);
if (!StringTools.isEmpty(auditData.getAuditTable().value())) {
verEntCfg.addCustomAuditTableName(pc.getEntityName(), auditData.getAuditTable().value());
}
@ -97,31 +103,29 @@ public class EntitiesConfigurator {
}
// Second pass
for (Map.Entry<PersistentClass, ClassAuditingData> pcDatasEntry : pcDatas.entrySet()) {
for (Map.Entry<PersistentClass, ClassAuditingData> pcDatasEntry : classesAuditingData.getAllClassAuditedData()) {
EntityXmlMappingData xmlMappingData = xmlMappings.get(pcDatasEntry.getKey());
if (pcDatasEntry.getValue().isAudited()) {
auditMetaGen.generateSecondPass(pcDatasEntry.getKey(), pcDatasEntry.getValue(), xmlMappingData);
try {
cfg.addDocument(writer.write(xmlMappingData.getMainXmlMapping()));
// TODO
//writeDocument(xmlMappingData.getMainXmlMapping());
for (Document additionalMapping : xmlMappingData.getAdditionalXmlMappings()) {
cfg.addDocument(writer.write(additionalMapping));
// TODO
//writeDocument(additionalMapping);
}
} catch (DocumentException e) {
throw new MappingException(e);
}
}
}
// Only if there are any versioned classes
if (pcDatas.size() > 0) {
if (classesAuditingData.getAllClassAuditedData().size() > 0) {
try {
if (revisionInfoXmlMapping != null) {
// TODO
//writeDocument(revisionInfoXmlMapping);
cfg.addDocument(writer.write(revisionInfoXmlMapping));
}
@ -134,7 +138,7 @@ public class EntitiesConfigurator {
auditMetaGen.getNotAuditedEntitiesConfigurations());
}
// todo
@SuppressWarnings({"UnusedDeclaration"})
private void writeDocument(Document e) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
Writer w = new PrintWriter(baos);

16
envers/src/main/java/org/hibernate/envers/configuration/metadata/AuditMetadataGenerator.java
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@ -30,6 +30,7 @@ import java.util.Map;
import org.dom4j.Element;
import org.hibernate.envers.configuration.GlobalConfiguration;
import org.hibernate.envers.configuration.AuditEntitiesConfiguration;
import org.hibernate.envers.configuration.ClassesAuditingData;
import org.hibernate.envers.configuration.metadata.reader.ClassAuditingData;
import org.hibernate.envers.configuration.metadata.reader.PropertyAuditingData;
import org.hibernate.envers.entities.EntityConfiguration;
@ -62,15 +63,22 @@ public final class AuditMetadataGenerator {
private final AuditEntitiesConfiguration verEntCfg;
private final Element revisionInfoRelationMapping;
/*
* Generators for different kinds of property values/types.
*/
private final BasicMetadataGenerator basicMetadataGenerator;
private final ComponentMetadataGenerator componentMetadataGenerator;
private final IdMetadataGenerator idMetadataGenerator;
private final ToOneRelationMetadataGenerator toOneRelationMetadataGenerator;
/*
* Here information about already generated mappings will be accumulated.
*/
private final Map<String, EntityConfiguration> entitiesConfigurations;
private final Map<String, EntityConfiguration> notAuditedEntitiesConfigurations;
private final AuditEntityNameRegister auditEntityNameRegister;
private final ClassesAuditingData classesAuditingData;
// Map entity name -> (join descriptor -> element describing the "versioned" join)
private final Map<String, Map<Join, Element>> entitiesJoins;
@ -78,7 +86,8 @@ public final class AuditMetadataGenerator {
public AuditMetadataGenerator(Configuration cfg, GlobalConfiguration globalCfg,
AuditEntitiesConfiguration verEntCfg,
Element revisionInfoRelationMapping,
AuditEntityNameRegister auditEntityNameRegister) {
AuditEntityNameRegister auditEntityNameRegister,
ClassesAuditingData classesAuditingData) {
this.cfg = cfg;
this.globalCfg = globalCfg;
this.verEntCfg = verEntCfg;
@ -90,6 +99,7 @@ public final class AuditMetadataGenerator {
this.toOneRelationMetadataGenerator = new ToOneRelationMetadataGenerator(this);
this.auditEntityNameRegister = auditEntityNameRegister;
this.classesAuditingData = classesAuditingData;
entitiesConfigurations = new HashMap<String, EntityConfiguration>();
notAuditedEntitiesConfigurations = new HashMap<String, EntityConfiguration>();
@ -448,6 +458,10 @@ public final class AuditMetadataGenerator {
return entitiesConfigurations;
}
public ClassesAuditingData getClassesAuditingData() {
return classesAuditingData;
}
// Getters for generators and configuration
BasicMetadataGenerator getBasicMetadataGenerator() {

93
envers/src/main/java/org/hibernate/envers/configuration/metadata/CollectionMetadataGenerator.java
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@ -40,13 +40,11 @@ import org.hibernate.envers.RelationTargetAuditMode;
import org.hibernate.envers.configuration.metadata.reader.PropertyAuditingData;
import org.hibernate.envers.entities.EntityConfiguration;
import org.hibernate.envers.entities.IdMappingData;
import org.hibernate.envers.entities.PropertyData;
import org.hibernate.envers.entities.mapper.CompositeMapperBuilder;
import org.hibernate.envers.entities.mapper.relation.BasicCollectionMapper;
import org.hibernate.envers.entities.mapper.relation.CommonCollectionMapperData;
import org.hibernate.envers.entities.mapper.relation.ListCollectionMapper;
import org.hibernate.envers.entities.mapper.relation.MapCollectionMapper;
import org.hibernate.envers.entities.mapper.relation.MiddleComponentData;
import org.hibernate.envers.entities.mapper.relation.MiddleIdData;
import org.hibernate.envers.entities.mapper.PropertyMapper;
import org.hibernate.envers.entities.mapper.id.IdMapper;
import org.hibernate.envers.entities.mapper.relation.*;
import org.hibernate.envers.entities.mapper.relation.component.MiddleDummyComponentMapper;
import org.hibernate.envers.entities.mapper.relation.component.MiddleMapKeyIdComponentMapper;
import org.hibernate.envers.entities.mapper.relation.component.MiddleMapKeyPropertyComponentMapper;
@ -61,6 +59,7 @@ import org.hibernate.envers.entities.mapper.relation.query.OneAuditEntityQueryGe
import org.hibernate.envers.entities.mapper.relation.query.RelationQueryGenerator;
import org.hibernate.envers.tools.StringTools;
import org.hibernate.envers.tools.Tools;
import org.hibernate.envers.tools.MappingTools;
import org.hibernate.MappingException;
import org.hibernate.mapping.Collection;
@ -79,12 +78,16 @@ import org.hibernate.type.SetType;
import org.hibernate.type.SortedMapType;
import org.hibernate.type.SortedSetType;
import org.hibernate.type.Type;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Generates metadata for a collection-valued property.
* @author Adam Warski (adam at warski dot org)
*/
public final class CollectionMetadataGenerator {
private static final Logger log = LoggerFactory.getLogger(CollectionMetadataGenerator.class);
private final AuditMetadataGenerator mainGenerator;
private final String propertyName;
private final Collection propertyValue;
@ -145,10 +148,13 @@ public final class CollectionMetadataGenerator {
void addCollection() {
Type type = propertyValue.getType();
if ((type instanceof BagType || type instanceof SetType || type instanceof MapType || type instanceof ListType) &&
(propertyValue.getElement() instanceof OneToMany) && (propertyValue.isInverse())) {
boolean oneToManyAttachedType = type instanceof BagType || type instanceof SetType || type instanceof MapType || type instanceof ListType;
boolean inverseOneToMany = (propertyValue.getElement() instanceof OneToMany) && (propertyValue.isInverse());
boolean fakeOneToManyBidirectional = (propertyValue.getElement() instanceof OneToMany) && (propertyAuditingData.getAuditMappedBy() != null);
if (oneToManyAttachedType && (inverseOneToMany || fakeOneToManyBidirectional)) {
// A one-to-many relation mapped using @ManyToOne and @OneToMany(mappedBy="...")
addOneToManyAttached();
addOneToManyAttached(fakeOneToManyBidirectional);
} else {
// All other kinds of relations require a middle (join) table.
addWithMiddleTable();
@ -161,7 +167,10 @@ public final class CollectionMetadataGenerator {
}
@SuppressWarnings({"unchecked"})
private void addOneToManyAttached() {
private void addOneToManyAttached(boolean fakeOneToManyBidirectional) {
log.debug("Adding audit mapping for property " + referencingEntityName + "." + propertyName +
": one-to-many collection, using a join column on the referenced entity.");
String mappedBy = getMappedBy(propertyValue);
IdMappingData referencedIdMapping = mainGenerator.getReferencedIdMappingData(referencingEntityName,
@ -200,9 +209,29 @@ public final class CollectionMetadataGenerator {
// Checking the type of the collection and adding an appropriate mapper.
addMapper(commonCollectionMapperData, elementComponentData, indexComponentData);
PropertyMapper fakeBidirectionalRelationMapper;
if (fakeOneToManyBidirectional) {
// In case of a fake many-to-one bidirectional relation, we have to generate a mapper which maps
// the mapped-by property name to the id of the related entity (which is the owner of the collection).
String auditMappedBy = propertyAuditingData.getAuditMappedBy();
// Creating a prefixed relation mapper.
IdMapper relMapper = referencingIdMapping.getIdMapper().prefixMappedProperties(
MappingTools.createToOneRelationPrefix(auditMappedBy));
fakeBidirectionalRelationMapper = new ToOneIdMapper(
relMapper,
// The mapper will only be used to map from entity to map, so no need to provide other details
// when constructing the PropertyData.
new PropertyData(auditMappedBy, null, null, null),
referencedEntityName);
} else {
fakeBidirectionalRelationMapper = null;
}
// Storing information about this relation.
referencingEntityConfiguration.addToManyNotOwningRelation(propertyName, mappedBy,
referencedEntityName, referencingIdData.getPrefixedMapper());
referencedEntityName, referencingIdData.getPrefixedMapper(), fakeBidirectionalRelationMapper);
}
/**
@ -237,6 +266,9 @@ public final class CollectionMetadataGenerator {
@SuppressWarnings({"unchecked"})
private void addWithMiddleTable() {
log.debug("Adding audit mapping for property " + referencingEntityName + "." + propertyName +
": collection with a join table.");
// Generating the name of the middle table
String auditMiddleTableName;
String auditMiddleEntityName;
@ -249,6 +281,8 @@ public final class CollectionMetadataGenerator {
auditMiddleEntityName = mainGenerator.getVerEntCfg().getAuditEntityName(middleTableName);
}
log.debug("Using join table name: " + auditMiddleTableName);
// Generating the XML mapping for the middle entity, only if the relation isn't inverse.
// If the relation is inverse, will be later checked by comparing middleEntityXml with null.
Element middleEntityXml;
@ -413,8 +447,8 @@ public final class CollectionMetadataGenerator {
} else {
// Last but one parameter: collection components are always insertable
boolean mapped = mainGenerator.getBasicMetadataGenerator().addBasic(xmlMapping,
new PropertyAuditingData(prefix, "field", ModificationStore.FULL, RelationTargetAuditMode.AUDITED), value, null,
true, true);
new PropertyAuditingData(prefix, "field", ModificationStore.FULL, RelationTargetAuditMode.AUDITED, null, null),
value, null, true, true);
if (mapped) {
// Simple values are always stored in the first item of the array returned by the query generator.
@ -499,10 +533,34 @@ public final class CollectionMetadataGenerator {
return middleEntityXmlId;
}
private String getMappedByCommon(PersistentClass referencedClass) {
// If there's an @AuditMappedBy specified, returning it directly.
String auditMappedBy = propertyAuditingData.getAuditMappedBy();
if (auditMappedBy != null) {
// Checking that the property exists.
try {
referencedClass.getProperty(auditMappedBy);
} catch (MappingException me) {
throw new MappingException("@AuditMappedBy points to a property that can be read: " +
referencedClass.getEntityName() + "." + auditMappedBy, me);
}
return auditMappedBy;
}
return null;
}
@SuppressWarnings({"unchecked"})
private String getMappedBy(Collection collectionValue) {
Iterator<Property> assocClassProps =
((OneToMany) collectionValue.getElement()).getAssociatedClass().getPropertyIterator();
PersistentClass referencedClass = ((OneToMany) collectionValue.getElement()).getAssociatedClass();
String mappedByCommon = getMappedByCommon(referencedClass);
if (mappedByCommon != null) {
return mappedByCommon;
}
Iterator<Property> assocClassProps = referencedClass.getPropertyIterator();
while (assocClassProps.hasNext()) {
Property property = assocClassProps.next();
@ -519,6 +577,11 @@ public final class CollectionMetadataGenerator {
@SuppressWarnings({"unchecked"})
private String getMappedBy(Table collectionTable, PersistentClass referencedClass) {
String mappedByCommon = getMappedByCommon(referencedClass);
if (mappedByCommon != null) {
return mappedByCommon;
}
Iterator<Property> properties = referencedClass.getPropertyIterator();
while (properties.hasNext()) {
Property property = properties.next();

2
envers/src/main/java/org/hibernate/envers/configuration/metadata/IdMetadataGenerator.java
View File

@ -139,6 +139,6 @@ public final class IdMetadataGenerator {
private PropertyAuditingData getIdPersistentPropertyAuditingData(Property property) {
return new PropertyAuditingData(property.getName(), property.getPropertyAccessorName(),
ModificationStore.FULL, RelationTargetAuditMode.AUDITED);
ModificationStore.FULL, RelationTargetAuditMode.AUDITED, null, null);
}
}

34
envers/src/main/java/org/hibernate/envers/configuration/metadata/ToOneRelationMetadataGenerator.java
View File

@ -32,17 +32,23 @@ import org.hibernate.envers.entities.mapper.id.IdMapper;
import org.hibernate.envers.entities.mapper.relation.OneToOneNotOwningMapper;
import org.hibernate.envers.entities.mapper.relation.ToOneIdMapper;
import org.hibernate.envers.configuration.metadata.reader.PropertyAuditingData;
import org.hibernate.envers.configuration.metadata.reader.ClassAuditingData;
import org.hibernate.envers.tools.MappingTools;
import org.hibernate.MappingException;
import org.hibernate.mapping.OneToOne;
import org.hibernate.mapping.ToOne;
import org.hibernate.mapping.Value;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Generates metadata for to-one relations (reference-valued properties).
* @author Adam Warski (adam at warski dot org)
*/
public final class ToOneRelationMetadataGenerator {
private static final Logger log = LoggerFactory.getLogger(ToOneRelationMetadataGenerator.class);
private final AuditMetadataGenerator mainGenerator;
ToOneRelationMetadataGenerator(AuditMetadataGenerator auditMetadataGenerator) {
@ -57,7 +63,7 @@ public final class ToOneRelationMetadataGenerator {
IdMappingData idMapping = mainGenerator.getReferencedIdMappingData(entityName, referencedEntityName,
propertyAuditingData, true);
String lastPropertyPrefix = propertyAuditingData.getName() + "_";
String lastPropertyPrefix = MappingTools.createToOneRelationPrefix(propertyAuditingData.getName());
// Generating the id mapper for the relation
IdMapper relMapper = idMapping.getIdMapper().prefixMappedProperties(lastPropertyPrefix);
@ -66,6 +72,30 @@ public final class ToOneRelationMetadataGenerator {
mainGenerator.getEntitiesConfigurations().get(entityName).addToOneRelation(
propertyAuditingData.getName(), referencedEntityName, relMapper);
// If the property isn't insertable, checking if this is not a "fake" bidirectional many-to-one relationship,
// that is, when the one side owns the relation (and is a collection), and the many side is non insertable.
// When that's the case and the user specified to store this relation without a middle table (using
// @AuditMappedBy), we have to make the property insertable for the purposes of Envers. In case of changes to
// the entity that didn't involve the relation, it's value will then be stored properly. In case of changes
// to the entity that did involve the relation, it's the responsibility of the collection side to store the
// proper data.
if (!insertable) {
ClassAuditingData referencedAuditingData = mainGenerator.getClassesAuditingData().getClassAuditingData(referencedEntityName);
// Looking through the properties of the referenced entity to find the right property.
for (String referencedPropertyName : referencedAuditingData.getPropertyNames()) {
String auditMappedBy = referencedAuditingData.getPropertyAuditingData(referencedPropertyName).getAuditMappedBy();
if (propertyAuditingData.getName().equals(auditMappedBy)) {
log.debug("Non-insertable property " + entityName + "." + propertyAuditingData.getName() +
" will be made insertable because a matching @AuditMappedBy was found in the " +
referencedEntityName + " entity.");
insertable = true;
break;
}
}
}
// Adding an element to the mapping corresponding to the references entity id's
Element properties = (Element) idMapping.getXmlRelationMapping().clone();
properties.addAttribute("name", propertyAuditingData.getName());
@ -97,7 +127,7 @@ public final class ToOneRelationMetadataGenerator {
throw new MappingException("An audited relation to a non-audited entity " + entityName + "!");
}
String lastPropertyPrefix = owningReferencePropertyName + "_";
String lastPropertyPrefix = MappingTools.createToOneRelationPrefix(owningReferencePropertyName);
String referencedEntityName = propertyValue.getReferencedEntityName();
// Generating the id mapper for the relation

18
envers/src/main/java/org/hibernate/envers/configuration/metadata/reader/AuditedPropertiesReader.java
View File

@ -14,12 +14,7 @@ import javax.persistence.Version;
import org.hibernate.annotations.common.reflection.XClass;
import org.hibernate.annotations.common.reflection.XProperty;
import org.hibernate.annotations.common.reflection.ReflectionManager;
import org.hibernate.envers.AuditJoinTable;
import org.hibernate.envers.AuditOverride;
import org.hibernate.envers.AuditOverrides;
import org.hibernate.envers.Audited;
import org.hibernate.envers.ModificationStore;
import org.hibernate.envers.NotAudited;
import org.hibernate.envers.*;
import org.hibernate.envers.configuration.GlobalConfiguration;
import org.hibernate.envers.tools.MappingTools;
import org.hibernate.mapping.Component;
@ -177,10 +172,21 @@ public class AuditedPropertiesReader {
return false; // not audited due to AuditOverride annotation
}
addPropertyMapKey(property, propertyData);
setPropertyAuditMappedBy(property, propertyData);
return true;
}
private void setPropertyAuditMappedBy(XProperty property, PropertyAuditingData propertyData) {
AuditMappedBy auditMappedBy = property.getAnnotation(AuditMappedBy.class);
if (auditMappedBy != null) {
propertyData.setAuditMappedBy(auditMappedBy.mappedBy());
if (!"".equals(auditMappedBy.positionMappedBy())) {
propertyData.setPositionMappedBy(auditMappedBy.positionMappedBy());
}
}
}
private void addPropertyMapKey(XProperty property, PropertyAuditingData propertyData) {
MapKey mapKey = property.getAnnotation(MapKey.class);
if (mapKey != null) {

4
envers/src/main/java/org/hibernate/envers/configuration/metadata/reader/ClassAuditingData.java
View File

@ -57,6 +57,10 @@ public class ClassAuditingData implements AuditedPropertiesHolder {
return properties.get(propertyName);
}
public Iterable<String> getPropertyNames() {
return properties.keySet();
}
public Map<String, String> getSecondaryTableDictionary() {
return secondaryTableDictionary;
}

23
envers/src/main/java/org/hibernate/envers/configuration/metadata/reader/PropertyAuditingData.java
View File

@ -46,17 +46,22 @@ public class PropertyAuditingData {
private String accessType;
private final List<AuditOverride> auditJoinTableOverrides = new ArrayList<AuditOverride>(0);
private RelationTargetAuditMode relationTargetAuditMode;
private String auditMappedBy;
private String positionMappedBy;
public PropertyAuditingData() {
}
public PropertyAuditingData(String name, String accessType, ModificationStore store,
RelationTargetAuditMode relationTargetAuditMode) {
RelationTargetAuditMode relationTargetAuditMode,
String auditMappedBy, String positionMappedBy) {
this.name = name;
this.beanName = name;
this.accessType = accessType;
this.store = store;
this.relationTargetAuditMode = relationTargetAuditMode;
this.auditMappedBy = auditMappedBy;
this.positionMappedBy = positionMappedBy;
}
public String getName() {
@ -115,6 +120,22 @@ public class PropertyAuditingData {
return auditJoinTableOverrides;
}
public String getAuditMappedBy() {
return auditMappedBy;
}
public void setAuditMappedBy(String auditMappedBy) {
this.auditMappedBy = auditMappedBy;
}
public String getPositionMappedBy() {
return positionMappedBy;
}
public void setPositionMappedBy(String positionMappedBy) {
this.positionMappedBy = positionMappedBy;
}
public void addAuditingOverride(AuditOverride annotation) {
if (annotation != null) {
String overrideName = annotation.name();

13
envers/src/main/java/org/hibernate/envers/entities/EntityConfiguration.java
View File

@ -27,6 +27,7 @@ import java.util.HashMap;
import java.util.Map;
import org.hibernate.envers.entities.mapper.ExtendedPropertyMapper;
import org.hibernate.envers.entities.mapper.PropertyMapper;
import org.hibernate.envers.entities.mapper.id.IdMapper;
/**
@ -52,29 +53,29 @@ public class EntityConfiguration {
public void addToOneRelation(String fromPropertyName, String toEntityName, IdMapper idMapper) {
relations.put(fromPropertyName, new RelationDescription(fromPropertyName, RelationType.TO_ONE,
toEntityName, null, idMapper));
toEntityName, null, idMapper, null));
}
public void addToOneNotOwningRelation(String fromPropertyName, String mappedByPropertyName, String toEntityName,
IdMapper idMapper) {
relations.put(fromPropertyName, new RelationDescription(fromPropertyName, RelationType.TO_ONE_NOT_OWNING,
toEntityName, mappedByPropertyName, idMapper));
toEntityName, mappedByPropertyName, idMapper, null));
}
public void addToManyNotOwningRelation(String fromPropertyName, String mappedByPropertyName, String toEntityName,
IdMapper idMapper) {
IdMapper idMapper, PropertyMapper fakeBidirectionalRelationMapper) {
relations.put(fromPropertyName, new RelationDescription(fromPropertyName, RelationType.TO_MANY_NOT_OWNING,
toEntityName, mappedByPropertyName, idMapper));
toEntityName, mappedByPropertyName, idMapper, fakeBidirectionalRelationMapper));
}
public void addToManyMiddleRelation(String fromPropertyName, String toEntityName) {
relations.put(fromPropertyName, new RelationDescription(fromPropertyName, RelationType.TO_MANY_MIDDLE,
toEntityName, null, null));
toEntityName, null, null, null));
}
public void addToManyMiddleNotOwningRelation(String fromPropertyName, String mappedByPropertyName, String toEntityName) {
relations.put(fromPropertyName, new RelationDescription(fromPropertyName, RelationType.TO_MANY_MIDDLE_NOT_OWNING,
toEntityName, mappedByPropertyName, null));
toEntityName, mappedByPropertyName, null, null));
}
public boolean isRelation(String propertyName) {

10
envers/src/main/java/org/hibernate/envers/entities/RelationDescription.java
View File

@ -24,6 +24,7 @@
package org.hibernate.envers.entities;
import org.hibernate.envers.entities.mapper.id.IdMapper;
import org.hibernate.envers.entities.mapper.PropertyMapper;
/**
* @author Adam Warski (adam at warski dot org)
@ -34,15 +35,18 @@ public class RelationDescription {
private final String toEntityName;
private final String mappedByPropertyName;
private final IdMapper idMapper;
private final PropertyMapper fakeBidirectionalRelationMapper;
private boolean bidirectional;
public RelationDescription(String fromPropertyName, RelationType relationType, String toEntityName,
String mappedByPropertyName, IdMapper idMapper) {
String mappedByPropertyName, IdMapper idMapper,
PropertyMapper fakeBidirectionalRelationMapper) {
this.fromPropertyName = fromPropertyName;
this.relationType = relationType;
this.toEntityName = toEntityName;
this.mappedByPropertyName = mappedByPropertyName;
this.idMapper = idMapper;
this.fakeBidirectionalRelationMapper = fakeBidirectionalRelationMapper;
this.bidirectional = false;
}
@ -67,6 +71,10 @@ public class RelationDescription {
return idMapper;
}
public PropertyMapper getFakeBidirectionalRelationMapper() {
return fakeBidirectionalRelationMapper;
}
public boolean isBidirectional() {
return bidirectional;
}

67
envers/src/main/java/org/hibernate/envers/event/AuditEventListener.java
View File

@ -24,6 +24,7 @@
package org.hibernate.envers.event;
import java.io.Serializable;
import java.util.List;
import org.hibernate.envers.configuration.AuditConfiguration;
import org.hibernate.envers.entities.RelationDescription;
@ -31,12 +32,9 @@ import org.hibernate.envers.entities.RelationType;
import org.hibernate.envers.entities.mapper.PersistentCollectionChangeData;
import org.hibernate.envers.entities.mapper.id.IdMapper;
import org.hibernate.envers.synchronization.AuditSync;
import org.hibernate.envers.synchronization.work.AddWorkUnit;
import org.hibernate.envers.synchronization.work.CollectionChangeWorkUnit;
import org.hibernate.envers.synchronization.work.DelWorkUnit;
import org.hibernate.envers.synchronization.work.ModWorkUnit;
import org.hibernate.envers.synchronization.work.PersistentCollectionChangeWorkUnit;
import org.hibernate.envers.synchronization.work.*;
import org.hibernate.envers.tools.Tools;
import org.hibernate.envers.RevisionType;
import org.hibernate.cfg.Configuration;
import org.hibernate.collection.PersistentCollection;
@ -57,6 +55,7 @@ import org.hibernate.event.PreCollectionRemoveEventListener;
import org.hibernate.event.PreCollectionUpdateEvent;
import org.hibernate.event.PreCollectionUpdateEventListener;
import org.hibernate.persister.entity.EntityPersister;
import org.hibernate.persister.collection.AbstractCollectionPersister;
import org.hibernate.proxy.HibernateProxy;
/**
@ -182,7 +181,8 @@ public class AuditEventListener implements PostInsertEventListener, PostUpdateEv
}
private void generateBidirectionalCollectionChangeWorkUnits(AuditSync verSync, AbstractCollectionEvent event,
PersistentCollectionChangeWorkUnit workUnit) {
PersistentCollectionChangeWorkUnit workUnit,
RelationDescription rd) {
// Checking if this is enabled in configuration ...
if (!verCfg.getGlobalCfg().isGenerateRevisionsForCollections()) {
return;
@ -190,12 +190,9 @@ public class AuditEventListener implements PostInsertEventListener, PostUpdateEv
// Checking if this is not a bidirectional relation - then, a revision needs also be generated for
// the other side of the relation.
RelationDescription relDesc = verCfg.getEntCfg().getRelationDescription(event.getAffectedOwnerEntityName(),
workUnit.getReferencingPropertyName());
// relDesc can be null if this is a collection of simple values (not a relation).
if (relDesc != null && relDesc.isBidirectional()) {
String relatedEntityName = relDesc.getToEntityName();
if (rd != null && rd.isBidirectional()) {
String relatedEntityName = rd.getToEntityName();
IdMapper relatedIdMapper = verCfg.getEntCfg().get(relatedEntityName).getIdMapper();
for (PersistentCollectionChangeData changeData : workUnit.getCollectionChanges()) {
@ -208,6 +205,38 @@ public class AuditEventListener implements PostInsertEventListener, PostUpdateEv
}
}
private void generateFakeBidirecationalRelationWorkUnits(AuditSync verSync, PersistentCollection newColl, Serializable oldColl,
String collectionEntityName, String referencingPropertyName,
AbstractCollectionEvent event,
RelationDescription rd) {
// First computing the relation changes
List<PersistentCollectionChangeData> collectionChanges = verCfg.getEntCfg().get(collectionEntityName).getPropertyMapper()
.mapCollectionChanges(referencingPropertyName, newColl, oldColl, event.getAffectedOwnerIdOrNull());
// Getting the id mapper for the related entity, as the work units generated will corrspond to the related
// entities.
String relatedEntityName = rd.getToEntityName();
IdMapper relatedIdMapper = verCfg.getEntCfg().get(relatedEntityName).getIdMapper();
// For each collection change, generating the bidirectional work unit.
for (PersistentCollectionChangeData changeData : collectionChanges) {
Object relatedObj = changeData.getChangedElement();
Serializable relatedId = (Serializable) relatedIdMapper.mapToIdFromEntity(relatedObj);
RevisionType revType = (RevisionType) changeData.getData().get(verCfg.getAuditEntCfg().getRevisionTypePropName());
// By default, the nested work unit is a collection change work unit.
AuditWorkUnit nestedWorkUnit = new CollectionChangeWorkUnit(event.getSession(), relatedEntityName, verCfg,
relatedId, relatedObj);
verSync.addWorkUnit(new FakeBidirectionalRelationWorkUnit(event.getSession(), relatedEntityName, verCfg,
relatedId, event.getAffectedOwnerOrNull(), rd, revType, nestedWorkUnit));
}
// We also have to generate a collection change work unit for the owning entity.
verSync.addWorkUnit(new CollectionChangeWorkUnit(event.getSession(), collectionEntityName, verCfg,
event.getAffectedOwnerIdOrNull(), event.getAffectedOwnerOrNull()));
}
private void onCollectionAction(AbstractCollectionEvent event, PersistentCollection newColl, Serializable oldColl,
CollectionEntry collectionEntry) {
String entityName = event.getAffectedOwnerEntityName();
@ -215,8 +244,19 @@ public class AuditEventListener implements PostInsertEventListener, PostUpdateEv
if (verCfg.getEntCfg().isVersioned(entityName)) {
AuditSync verSync = verCfg.getSyncManager().get(event.getSession());
String ownerEntityName = ((AbstractCollectionPersister) collectionEntry.getLoadedPersister()).getOwnerEntityName();
String referencingPropertyName = collectionEntry.getRole().substring(ownerEntityName.length() + 1);
// Checking if this is not a "fake" many-to-one bidirectional relation. The relation description may be
// null in case of collections of non-entities.
RelationDescription rd = verCfg.getEntCfg().get(entityName).getRelationDescription(referencingPropertyName);
if (rd != null && rd.getMappedByPropertyName() != null) {
generateFakeBidirecationalRelationWorkUnits(verSync, newColl, oldColl, entityName,
referencingPropertyName, event, rd);
} else {
PersistentCollectionChangeWorkUnit workUnit = new PersistentCollectionChangeWorkUnit(event.getSession(),
entityName, verCfg, newColl, collectionEntry, oldColl, event.getAffectedOwnerIdOrNull());
entityName, verCfg, newColl, collectionEntry, oldColl, event.getAffectedOwnerIdOrNull(),
referencingPropertyName);
verSync.addWorkUnit(workUnit);
if (workUnit.containsWork()) {
@ -224,7 +264,8 @@ public class AuditEventListener implements PostInsertEventListener, PostUpdateEv
verSync.addWorkUnit(new CollectionChangeWorkUnit(event.getSession(), event.getAffectedOwnerEntityName(),
verCfg, event.getAffectedOwnerIdOrNull(), event.getAffectedOwnerOrNull()));
generateBidirectionalCollectionChangeWorkUnits(verSync, event, workUnit);
generateBidirectionalCollectionChangeWorkUnits(verSync, event, workUnit, rd);
}
}
}
}

8
envers/src/main/java/org/hibernate/envers/synchronization/work/AbstractAuditWorkUnit.java
View File

@ -64,6 +64,14 @@ public abstract class AbstractAuditWorkUnit implements AuditWorkUnit {
data.put(entitiesCfg.getOriginalIdPropName(), originalId);
}
public void perform(Session session, Object revisionData) {
Map<String, Object> data = generateData(revisionData);
session.save(verCfg.getAuditEntCfg().getAuditEntityName(getEntityName()), data);
setPerformed(data);
}
public Object getEntityId() {
return id;
}

12
envers/src/main/java/org/hibernate/envers/synchronization/work/AddWorkUnit.java
View File

@ -30,7 +30,6 @@ import java.util.Map;
import org.hibernate.envers.RevisionType;
import org.hibernate.envers.configuration.AuditConfiguration;
import org.hibernate.Session;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.persister.entity.EntityPersister;
@ -60,12 +59,9 @@ public class AddWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
return true;
}
public void perform(Session session, Object revisionData) {
public Map<String, Object> generateData(Object revisionData) {
fillDataWithId(data, revisionData, RevisionType.ADD);
session.save(verCfg.getAuditEntCfg().getAuditEntityName(getEntityName()), data);
setPerformed(data);
return data;
}
public AuditWorkUnit merge(AddWorkUnit second) {
@ -84,6 +80,10 @@ public class AddWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
return this;
}
public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second) {
return FakeBidirectionalRelationWorkUnit.merge(second, this, second.getNestedWorkUnit());
}
public AuditWorkUnit dispatch(WorkUnitMergeVisitor first) {
return first.merge(this);
}

16
envers/src/main/java/org/hibernate/envers/synchronization/work/AuditWorkUnit.java
View File

@ -25,7 +25,10 @@ package org.hibernate.envers.synchronization.work;
import org.hibernate.Session;
import java.util.Map;
/**
* TODO: refactor constructors into factory methods
* @author Adam Warski (adam at warski dot org)
*/
public interface AuditWorkUnit extends WorkUnitMergeVisitor, WorkUnitMergeDispatcher {
@ -36,6 +39,19 @@ public interface AuditWorkUnit extends WorkUnitMergeVisitor, WorkUnitMergeDispat
boolean isPerformed();
/**
* Perform this work unit in the given session.
* @param session Session, in which the work unit should be performed.
* @param revisionData The current revision data, which will be used to populate the work unit with the correct
* revision relation.
*/
void perform(Session session, Object revisionData);
void undo(Session session);
/**
* @param revisionData The current revision data, which will be used to populate the work unit with the correct
* revision relation.
* @return Generates data that should be saved when performing this work unit.
*/
Map<String, Object> generateData(Object revisionData);
}

11
envers/src/main/java/org/hibernate/envers/synchronization/work/CollectionChangeWorkUnit.java
View File

@ -30,7 +30,6 @@ import java.util.Map;
import org.hibernate.envers.RevisionType;
import org.hibernate.envers.configuration.AuditConfiguration;
import org.hibernate.Session;
import org.hibernate.engine.SessionImplementor;
/**
@ -50,16 +49,14 @@ public class CollectionChangeWorkUnit extends AbstractAuditWorkUnit implements A
return true;
}
public void perform(Session session, Object revisionData) {
public Map<String, Object> generateData(Object revisionData) {
Map<String, Object> data = new HashMap<String, Object>();
fillDataWithId(data, revisionData, RevisionType.MOD);
verCfg.getEntCfg().get(getEntityName()).getPropertyMapper().mapToMapFromEntity(sessionImplementor,
data, entity, null);
session.save(verCfg.getAuditEntCfg().getAuditEntityName(getEntityName()), data);
setPerformed(data);
return data;
}
public AuditWorkUnit merge(AddWorkUnit second) {
@ -78,6 +75,10 @@ public class CollectionChangeWorkUnit extends AbstractAuditWorkUnit implements A
return this;
}
public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second) {
return second;
}
public AuditWorkUnit dispatch(WorkUnitMergeVisitor first) {
return first.merge(this);
}

11
envers/src/main/java/org/hibernate/envers/synchronization/work/DelWorkUnit.java
View File

@ -30,7 +30,6 @@ import java.util.Map;
import org.hibernate.envers.RevisionType;
import org.hibernate.envers.configuration.AuditConfiguration;
import org.hibernate.Session;
import org.hibernate.persister.entity.EntityPersister;
import org.hibernate.engine.SessionImplementor;
@ -53,7 +52,7 @@ public class DelWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
return true;
}
public void perform(Session session, Object revisionData) {
public Map<String, Object> generateData(Object revisionData) {
Map<String, Object> data = new HashMap<String, Object>();
fillDataWithId(data, revisionData, RevisionType.DEL);
@ -62,9 +61,7 @@ public class DelWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
propertyNames, state, state);
}
session.save(verCfg.getAuditEntCfg().getAuditEntityName(getEntityName()), data);
setPerformed(data);
return data;
}
public AuditWorkUnit merge(AddWorkUnit second) {
@ -83,6 +80,10 @@ public class DelWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
return this;
}
public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second) {
return this;
}
public AuditWorkUnit dispatch(WorkUnitMergeVisitor first) {
return first.merge(this);
}

119
envers/src/main/java/org/hibernate/envers/synchronization/work/FakeBidirectionalRelationWorkUnit.java Normal file
View File

@ -0,0 +1,119 @@
package org.hibernate.envers.synchronization.work;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.envers.configuration.AuditConfiguration;
import org.hibernate.envers.entities.RelationDescription;
import org.hibernate.envers.RevisionType;
import java.io.Serializable;
import java.util.Map;
import java.util.HashMap;
/**
* A work unit that handles "fake" bidirectional one-to-many relations (mapped with {@code @OneToMany+@JoinColumn} and
* {@code @ManyToOne+@Column(insertable=false, updatable=false)}.
* @author Adam Warski (adam at warski dot org)
*/
public class FakeBidirectionalRelationWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit {
private final Object owningEntity;
private final RelationDescription rd;
private final RevisionType revisionType;
/*
* The work unit responsible for generating the "raw" entity data to be saved.
*/
private final AuditWorkUnit nestedWorkUnit;
public FakeBidirectionalRelationWorkUnit(SessionImplementor sessionImplementor, String entityName,
AuditConfiguration verCfg, Serializable id, Object owningEntity,
RelationDescription rd, RevisionType revisionType,
AuditWorkUnit nestedWorkUnit) {
super(sessionImplementor, entityName, verCfg, id);
this.owningEntity = owningEntity;
this.rd = rd;
this.revisionType = revisionType;
this.nestedWorkUnit = nestedWorkUnit;
}
public FakeBidirectionalRelationWorkUnit(FakeBidirectionalRelationWorkUnit original, AuditWorkUnit nestedWorkUnit) {
super(original.sessionImplementor, original.entityName, original.verCfg, original.id);
this.owningEntity = original.owningEntity;
this.rd = original.rd;
this.revisionType = original.revisionType;
this.nestedWorkUnit = nestedWorkUnit;
}
public AuditWorkUnit getNestedWorkUnit() {
return nestedWorkUnit;
}
public RevisionType getRevisionType() {
return revisionType;
}
public boolean containsWork() {
return true;
}
public Map<String, Object> generateData(Object revisionData) {
// Generating data with the nested work unit. This data contains all data except the fake relation.
// Making a defensive copy not to modify the data held by the nested work unit.
Map<String, Object> nestedData = new HashMap<String, Object>(nestedWorkUnit.generateData(revisionData));
// Now adding data for the fake relation.
// If the revision type is "DEL", it means that the object is removed from the collection. Then the
// new owner will in fact be null.
rd.getFakeBidirectionalRelationMapper().mapToMapFromEntity(sessionImplementor, nestedData,
revisionType == RevisionType.DEL ? null : owningEntity, null);
return nestedData;
}
public AuditWorkUnit merge(AddWorkUnit second) {
return merge(this, nestedWorkUnit, second);
}
public AuditWorkUnit merge(ModWorkUnit second) {
return merge(this, nestedWorkUnit, second);
}
public AuditWorkUnit merge(DelWorkUnit second) {
return second;
}
public AuditWorkUnit merge(CollectionChangeWorkUnit second) {
return this;
}
public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second) {
/*
* The merging rules are the following (revision types of the first and second work units):
* - DEL, DEL - return any (the work units are the same)
* - DEL, ADD - return ADD (points to new owner)
* - ADD, DEL - return ADD (points to new owner)
* - ADD, ADD - return second (points to newer owner)
*/
if (revisionType == RevisionType.DEL || second.getRevisionType() == RevisionType.ADD) {
return second;
}
return this;
}
public AuditWorkUnit dispatch(WorkUnitMergeVisitor first) {
return first.merge(this);
}
public static AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit frwu, AuditWorkUnit nestedFirst,
AuditWorkUnit nestedSecond) {
AuditWorkUnit nestedMerged = nestedSecond.dispatch(nestedFirst);
// Creating a new fake relation work unit with the nested merged data
return new FakeBidirectionalRelationWorkUnit(frwu, nestedMerged);
}
}

11
envers/src/main/java/org/hibernate/envers/synchronization/work/ModWorkUnit.java
View File

@ -30,7 +30,6 @@ import java.util.Map;
import org.hibernate.envers.RevisionType;
import org.hibernate.envers.configuration.AuditConfiguration;
import org.hibernate.Session;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.persister.entity.EntityPersister;
@ -54,12 +53,10 @@ public class ModWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
return changes;
}
public void perform(Session session, Object revisionData) {
public Map<String, Object> generateData(Object revisionData) {
fillDataWithId(data, revisionData, RevisionType.MOD);
session.save(verCfg.getAuditEntCfg().getAuditEntityName(getEntityName()), data);
setPerformed(data);
return data;
}
public Map<String, Object> getData() {
@ -82,6 +79,10 @@ public class ModWorkUnit extends AbstractAuditWorkUnit implements AuditWorkUnit
return this;
}
public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second) {
return FakeBidirectionalRelationWorkUnit.merge(second, this, second.getNestedWorkUnit());
}
public AuditWorkUnit dispatch(WorkUnitMergeVisitor first) {
return first.merge(this);
}

15
envers/src/main/java/org/hibernate/envers/synchronization/work/PersistentCollectionChangeWorkUnit.java
View File

@ -34,7 +34,6 @@ import org.hibernate.envers.configuration.AuditEntitiesConfiguration;
import org.hibernate.envers.entities.mapper.PersistentCollectionChangeData;
import org.hibernate.Session;
import org.hibernate.persister.collection.AbstractCollectionPersister;
import org.hibernate.engine.CollectionEntry;
import org.hibernate.engine.SessionImplementor;
import org.hibernate.collection.PersistentCollection;
@ -48,11 +47,11 @@ public class PersistentCollectionChangeWorkUnit extends AbstractAuditWorkUnit im
public PersistentCollectionChangeWorkUnit(SessionImplementor sessionImplementor, String entityName,
AuditConfiguration auditCfg, PersistentCollection collection,
CollectionEntry collectionEntry, Serializable snapshot, Serializable id) {
CollectionEntry collectionEntry, Serializable snapshot, Serializable id,
String referencingPropertyName) {
super(sessionImplementor, entityName, auditCfg, new PersistentCollectionChangeWorkUnitId(id, collectionEntry.getRole()));
String ownerEntityName = ((AbstractCollectionPersister) collectionEntry.getLoadedPersister()).getOwnerEntityName();
referencingPropertyName = collectionEntry.getRole().substring(ownerEntityName.length() + 1);
this.referencingPropertyName = referencingPropertyName;
collectionChanges = auditCfg.getEntCfg().get(getEntityName()).getPropertyMapper()
.mapCollectionChanges(referencingPropertyName, collection, snapshot, id);
@ -72,6 +71,10 @@ public class PersistentCollectionChangeWorkUnit extends AbstractAuditWorkUnit im
return collectionChanges != null && collectionChanges.size() != 0;
}
public Map<String, Object> generateData(Object revisionData) {
throw new UnsupportedOperationException("Cannot generate data for a collection change work unit!");
}
@SuppressWarnings({"unchecked"})
public void perform(Session session, Object revisionData) {
AuditEntitiesConfiguration entitiesCfg = verCfg.getAuditEntCfg();
@ -109,6 +112,10 @@ public class PersistentCollectionChangeWorkUnit extends AbstractAuditWorkUnit im
return null;
}
public AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second) {
return null;
}
public AuditWorkUnit dispatch(WorkUnitMergeVisitor first) {
if (first instanceof PersistentCollectionChangeWorkUnit) {
PersistentCollectionChangeWorkUnit original = (PersistentCollectionChangeWorkUnit) first;

1
envers/src/main/java/org/hibernate/envers/synchronization/work/WorkUnitMergeVisitor.java
View File

@ -32,4 +32,5 @@ public interface WorkUnitMergeVisitor {
AuditWorkUnit merge(ModWorkUnit second);
AuditWorkUnit merge(DelWorkUnit second);
AuditWorkUnit merge(CollectionChangeWorkUnit second);
AuditWorkUnit merge(FakeBidirectionalRelationWorkUnit second);
}

8
envers/src/main/java/org/hibernate/envers/tools/MappingTools.java
View File

@ -12,4 +12,12 @@ public class MappingTools {
public static String createComponentPrefix(String componentName) {
return componentName + "_";
}
/**
* @param referencePropertyName The name of the property that holds the relation to the entity.
* @return A prefix which should be used to prefix an id mapper for the related entity.
*/
public static String createToOneRelationPrefix(String referencePropertyName) {
return referencePropertyName + "_";
}
}

85
envers/src/test/java/org/hibernate/envers/test/entities/onetomany/detached/ListJoinColumnBidirectionalRefEdEntity.java Normal file
View File

@ -0,0 +1,85 @@
package org.hibernate.envers.test.entities.onetomany.detached;
import org.hibernate.envers.Audited;
import javax.persistence.*;
/**
* Entity for {@link org.hibernate.envers.test.integration.onetomany.detached.JoinColumnBidirectionalList} test.
* Owned side of the relation.
* @author Adam Warski (adam at warski dot org)
*/
@Entity
@Audited
public class ListJoinColumnBidirectionalRefEdEntity {
@Id
@GeneratedValue
private Integer id;
private String data;
@ManyToOne
@JoinColumn(name = "some_join_column", insertable = false, updatable = false)
private ListJoinColumnBidirectionalRefIngEntity owner;
public ListJoinColumnBidirectionalRefEdEntity() { }
public ListJoinColumnBidirectionalRefEdEntity(Integer id, String data, ListJoinColumnBidirectionalRefIngEntity owner) {
this.id = id;
this.data = data;
this.owner = owner;
}
public ListJoinColumnBidirectionalRefEdEntity(String data, ListJoinColumnBidirectionalRefIngEntity owner) {
this.data = data;
this.owner = owner;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getData() {
return data;
}
public void setData(String data) {
this.data = data;
}
public ListJoinColumnBidirectionalRefIngEntity getOwner() {
return owner;
}
public void setOwner(ListJoinColumnBidirectionalRefIngEntity owner) {
this.owner = owner;
}
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof ListJoinColumnBidirectionalRefEdEntity)) return false;
ListJoinColumnBidirectionalRefEdEntity that = (ListJoinColumnBidirectionalRefEdEntity) o;
if (data != null ? !data.equals(that.data) : that.data != null) return false;
//noinspection RedundantIfStatement
if (id != null ? !id.equals(that.id) : that.id != null) return false;
return true;
}
public int hashCode() {
int result;
result = (id != null ? id.hashCode() : 0);
result = 31 * result + (data != null ? data.hashCode() : 0);
return result;
}
public String toString() {
return "ListJoinColumnBidirectionalRefEdEntity(id = " + id + ", data = " + data + ")";
}
}

90
envers/src/test/java/org/hibernate/envers/test/entities/onetomany/detached/ListJoinColumnBidirectionalRefIngEntity.java Normal file
View File

@ -0,0 +1,90 @@
package org.hibernate.envers.test.entities.onetomany.detached;
import org.hibernate.envers.Audited;
import org.hibernate.envers.AuditMappedBy;
import javax.persistence.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Arrays;
/**
* Entity for {@link org.hibernate.envers.test.integration.onetomany.detached.JoinColumnBidirectionalList} test.
* Owning side of the relation.
* @author Adam Warski (adam at warski dot org)
*/
@Entity
@Audited
public class ListJoinColumnBidirectionalRefIngEntity {
@Id
@GeneratedValue
private Integer id;
private String data;
@OneToMany
@JoinColumn(name = "some_join_column")
@AuditMappedBy(mappedBy = "owner")
private List<ListJoinColumnBidirectionalRefEdEntity> references;
public ListJoinColumnBidirectionalRefIngEntity() { }
public ListJoinColumnBidirectionalRefIngEntity(Integer id, String data, ListJoinColumnBidirectionalRefEdEntity... references) {
this.id = id;
this.data = data;
this.references = new ArrayList<ListJoinColumnBidirectionalRefEdEntity>();
this.references.addAll(Arrays.asList(references));
}
public ListJoinColumnBidirectionalRefIngEntity(String data, ListJoinColumnBidirectionalRefEdEntity... references) {
this(null, data, references);
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getData() {
return data;
}
public void setData(String data) {
this.data = data;
}
public List<ListJoinColumnBidirectionalRefEdEntity> getReferences() {
return references;
}
public void setReferences(List<ListJoinColumnBidirectionalRefEdEntity> references) {
this.references = references;
}
public boolean equals(Object o) {
if (this == o) return true;
if (!(o instanceof ListJoinColumnBidirectionalRefIngEntity)) return false;
ListJoinColumnBidirectionalRefIngEntity that = (ListJoinColumnBidirectionalRefIngEntity) o;
if (data != null ? !data.equals(that.data) : that.data != null) return false;
//noinspection RedundantIfStatement
if (id != null ? !id.equals(that.id) : that.id != null) return false;
return true;
}
public int hashCode() {
int result;
result = (id != null ? id.hashCode() : 0);
result = 31 * result + (data != null ? data.hashCode() : 0);
return result;
}
public String toString() {
return "ListJoinColumnBidirectionalRefIngEntity(id = " + id + ", data = " + data + ")";
}
}

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envers/src/test/java/org/hibernate/envers/test/integration/onetomany/detached/JoinColumnBidirectionalList.java Normal file
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@ -0,0 +1,204 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Middleware LLC.
*
* 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, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY 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
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.envers.test.integration.onetomany.detached;
import org.hibernate.ejb.Ejb3Configuration;
import org.hibernate.envers.test.AbstractEntityTest;
import org.hibernate.envers.test.entities.onetomany.detached.ListJoinColumnBidirectionalRefEdEntity;
import org.hibernate.envers.test.entities.onetomany.detached.ListJoinColumnBidirectionalRefIngEntity;
import static org.hibernate.envers.test.tools.TestTools.checkList;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
import org.testng.annotations.Test;
import javax.persistence.EntityManager;
import java.util.Arrays;
/**
* Test for a "fake" bidirectional mapping where one side uses @OneToMany+@JoinColumn (and thus owns the relatin),
* and the other uses a @ManyToOne(insertable=false, updatable=false).
* @author Adam Warski (adam at warski dot org)
*/
public class JoinColumnBidirectionalList extends AbstractEntityTest {
private Integer ed1_id;
private Integer ed2_id;
private Integer ing1_id;
private Integer ing2_id;
public void configure(Ejb3Configuration cfg) {
cfg.addAnnotatedClass(ListJoinColumnBidirectionalRefIngEntity.class);
cfg.addAnnotatedClass(ListJoinColumnBidirectionalRefEdEntity.class);
}
@Test(enabled = true)
public void createData() {
EntityManager em = getEntityManager();
ListJoinColumnBidirectionalRefEdEntity ed1 = new ListJoinColumnBidirectionalRefEdEntity("ed1", null);
ListJoinColumnBidirectionalRefEdEntity ed2 = new ListJoinColumnBidirectionalRefEdEntity("ed2", null);
ListJoinColumnBidirectionalRefIngEntity ing1 = new ListJoinColumnBidirectionalRefIngEntity("coll1", ed1);
ListJoinColumnBidirectionalRefIngEntity ing2 = new ListJoinColumnBidirectionalRefIngEntity("coll1", ed2);
// Revision 1 (ing1: ed1, ing2: ed2)
em.getTransaction().begin();
em.persist(ed1);
em.persist(ed2);
em.persist(ing1);
em.persist(ing2);
em.getTransaction().commit();
// Revision 2 (ing1: ed1, ed2)
em.getTransaction().begin();
ing1 = em.find(ListJoinColumnBidirectionalRefIngEntity.class, ing1.getId());
ing2 = em.find(ListJoinColumnBidirectionalRefIngEntity.class, ing2.getId());
ed1 = em.find(ListJoinColumnBidirectionalRefEdEntity.class, ed1.getId());
ed2 = em.find(ListJoinColumnBidirectionalRefEdEntity.class, ed2.getId());
ing2.getReferences().remove(ed2);
ing1.getReferences().add(ed2);
em.getTransaction().commit();
em.clear();
// Revision 3 (ing1: ed1, ed2)
em.getTransaction().begin();
ed1 = em.find(ListJoinColumnBidirectionalRefEdEntity.class, ed1.getId());
ed1.setData("ed1 bis");
em.getTransaction().commit();
em.clear();
// Revision 4 (ing2: ed1, ed2)
em.getTransaction().begin();
ing1 = em.find(ListJoinColumnBidirectionalRefIngEntity.class, ing1.getId());
ing2 = em.find(ListJoinColumnBidirectionalRefIngEntity.class, ing2.getId());
ing1.getReferences().clear();
ing2.getReferences().add(ed1);
ing2.getReferences().add(ed2);
em.getTransaction().commit();
em.clear();
//
ing1_id = ing1.getId();
ing2_id = ing2.getId();
ed1_id = ed1.getId();
ed2_id = ed2.getId();
}
@Test(enabled = true, dependsOnMethods = "createData")
public void testRevisionsCounts() {
assertEquals(Arrays.asList(1, 2, 4), getAuditReader().getRevisions(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id));
assertEquals(Arrays.asList(1, 2, 4), getAuditReader().getRevisions(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id));
assertEquals(Arrays.asList(1, 3, 4), getAuditReader().getRevisions(ListJoinColumnBidirectionalRefEdEntity.class, ed1_id));
assertEquals(Arrays.asList(1, 2, 4), getAuditReader().getRevisions(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id));
}
@Test(enabled = true, dependsOnMethods = "createData")
public void testHistoryOfIng1() {
ListJoinColumnBidirectionalRefEdEntity ed1_fromRev1 = new ListJoinColumnBidirectionalRefEdEntity(ed1_id, "ed1", null);
ListJoinColumnBidirectionalRefEdEntity ed1_fromRev3 = new ListJoinColumnBidirectionalRefEdEntity(ed1_id, "ed1 bis", null);
ListJoinColumnBidirectionalRefEdEntity ed2 = getEntityManager().find(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id);
ListJoinColumnBidirectionalRefIngEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id, 1);
ListJoinColumnBidirectionalRefIngEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id, 2);
ListJoinColumnBidirectionalRefIngEntity rev3 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id, 3);
ListJoinColumnBidirectionalRefIngEntity rev4 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id, 4);
assertTrue(checkList(rev1.getReferences(), ed1_fromRev1));
assertTrue(checkList(rev2.getReferences(), ed1_fromRev1, ed2));
assertTrue(checkList(rev3.getReferences(), ed1_fromRev3, ed2));
assertTrue(checkList(rev4.getReferences()));
}
@Test(enabled = true, dependsOnMethods = "createData")
public void testHistoryOfIng2() {
ListJoinColumnBidirectionalRefEdEntity ed1 = getEntityManager().find(ListJoinColumnBidirectionalRefEdEntity.class, ed1_id);
ListJoinColumnBidirectionalRefEdEntity ed2 = getEntityManager().find(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id);
ListJoinColumnBidirectionalRefIngEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id, 1);
ListJoinColumnBidirectionalRefIngEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id, 2);
ListJoinColumnBidirectionalRefIngEntity rev3 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id, 3);
ListJoinColumnBidirectionalRefIngEntity rev4 = getAuditReader().find(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id, 4);
assertTrue(checkList(rev1.getReferences(), ed2));
assertTrue(checkList(rev2.getReferences()));
assertTrue(checkList(rev3.getReferences()));
assertTrue(checkList(rev4.getReferences(), ed1, ed2));
}
@Test(enabled = true, dependsOnMethods = "createData")
public void testHistoryOfEd1() {
ListJoinColumnBidirectionalRefIngEntity ing1 = getEntityManager().find(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id);
ListJoinColumnBidirectionalRefIngEntity ing2 = getEntityManager().find(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id);
ListJoinColumnBidirectionalRefEdEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed1_id, 1);
ListJoinColumnBidirectionalRefEdEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed1_id, 2);
ListJoinColumnBidirectionalRefEdEntity rev3 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed1_id, 3);
ListJoinColumnBidirectionalRefEdEntity rev4 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed1_id, 4);
assertTrue(rev1.getOwner().equals(ing1));
assertTrue(rev2.getOwner().equals(ing1));
assertTrue(rev3.getOwner().equals(ing1));
assertTrue(rev4.getOwner().equals(ing2));
assertEquals(rev1.getData(), "ed1");
assertEquals(rev2.getData(), "ed1");
assertEquals(rev3.getData(), "ed1 bis");
assertEquals(rev4.getData(), "ed1 bis");
}
@Test(enabled = true, dependsOnMethods = "createData")
public void testHistoryOfEd2() {
ListJoinColumnBidirectionalRefIngEntity ing1 = getEntityManager().find(ListJoinColumnBidirectionalRefIngEntity.class, ing1_id);
ListJoinColumnBidirectionalRefIngEntity ing2 = getEntityManager().find(ListJoinColumnBidirectionalRefIngEntity.class, ing2_id);
ListJoinColumnBidirectionalRefEdEntity rev1 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id, 1);
ListJoinColumnBidirectionalRefEdEntity rev2 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id, 2);
ListJoinColumnBidirectionalRefEdEntity rev3 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id, 3);
ListJoinColumnBidirectionalRefEdEntity rev4 = getAuditReader().find(ListJoinColumnBidirectionalRefEdEntity.class, ed2_id, 4);
assertTrue(rev1.getOwner().equals(ing2));
assertTrue(rev2.getOwner().equals(ing1));
assertTrue(rev3.getOwner().equals(ing1));
assertTrue(rev4.getOwner().equals(ing2));
assertEquals(rev1.getData(), "ed2");
assertEquals(rev2.getData(), "ed2");
assertEquals(rev3.getData(), "ed2");
assertEquals(rev4.getData(), "ed2");
}
}