Examples of org.hibernate.envers.entities.IdMappingData

org.hibernate.envers.entities.IdMappingData
@author Adam Warski (adam at warski dot org)

        String schema = getSchema(auditingData.getAuditTable().schema(), pc.getTable());
        String catalog = getCatalog(auditingData.getAuditTable().catalog(), pc.getTable());


    if (!isAudited) {
      String entityName = pc.getEntityName();
      IdMappingData idMapper = idMetadataGenerator.addId(pc);


            if (idMapper == null) {
                // Unsupported id mapping, e.g. key-many-to-one. If the entity is used in auditing, an exception
                // will be thrown later on.
                log.debug("Unable to create auditing id mapping for entity " + entityName +
                        ", because of an unsupported Hibernate id mapping (e.g. key-many-to-one).");
                return;
            }


      ExtendedPropertyMapper propertyMapper = null;
      String parentEntityName = null;
      EntityConfiguration entityCfg = new EntityConfiguration(entityName, idMapper, propertyMapper,
          parentEntityName);
      notAuditedEntitiesConfigurations.put(entityName, entityCfg);
      return;
    }


        String entityName = pc.getEntityName();
        log.debug("Generating first-pass auditing mapping for entity " + entityName + ".");


        String auditEntityName = verEntCfg.getAuditEntityName(entityName);
        String auditTableName = verEntCfg.getAuditTableName(entityName, pc.getTable().getName());


        // Registering the audit entity name, now that it is known
        auditEntityNameRegister.register(auditEntityName);


        AuditTableData auditTableData = new AuditTableData(auditEntityName, auditTableName, schema, catalog);


        // Generating a mapping for the id
        IdMappingData idMapper = idMetadataGenerator.addId(pc);


        InheritanceType inheritanceType = InheritanceType.get(pc);


        // These properties will be read from the mapping data
        final Element class_mapping;

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        String schema = getSchema(auditingData.getAuditTable().schema(), pc.getTable());
        String catalog = getCatalog(auditingData.getAuditTable().catalog(), pc.getTable());


    if (!isAudited) {
      String entityName = pc.getEntityName();
      IdMappingData idMapper = idMetadataGenerator.addId(pc, false);


            if (idMapper == null) {
                // Unsupported id mapping, e.g. key-many-to-one. If the entity is used in auditing, an exception
                // will be thrown later on.
                log.debug("Unable to create auditing id mapping for entity " + entityName +
                        ", because of an unsupported Hibernate id mapping (e.g. key-many-to-one).");
                return;
            }


      ExtendedPropertyMapper propertyMapper = null;
      String parentEntityName = null;
      EntityConfiguration entityCfg = new EntityConfiguration(entityName, idMapper, propertyMapper,
          parentEntityName);
      notAuditedEntitiesConfigurations.put(entityName, entityCfg);
      return;
    }


        String entityName = pc.getEntityName();
        log.debug("Generating first-pass auditing mapping for entity " + entityName + ".");


        String auditEntityName = verEntCfg.getAuditEntityName(entityName);
        String auditTableName = verEntCfg.getAuditTableName(entityName, pc.getTable().getName());


        // Registering the audit entity name, now that it is known
        auditEntityNameRegister.register(auditEntityName);


        AuditTableData auditTableData = new AuditTableData(auditEntityName, auditTableName, schema, catalog);


        // Generating a mapping for the id
        IdMappingData idMapper = idMetadataGenerator.addId(pc, true);


        InheritanceType inheritanceType = InheritanceType.getForChild(pc);


        // These properties will be read from the mapping data
        final Element class_mapping;

View Full Code Here

        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,
                    referencedEntityName, propertyAuditingData, false);
        IdMappingData referencingIdMapping = referencingEntityConfiguration.getIdMappingData();


        // Generating the id mappers data for the referencing side of the relation.
        MiddleIdData referencingIdData = createMiddleIdData(referencingIdMapping,
                mappedBy + "_", referencingEntityName);


        // And for the referenced side. The prefixed mapper won't be used (as this collection isn't persisted
        // in a join table, so the prefix value is arbitrary).
        MiddleIdData referencedIdData = createMiddleIdData(referencedIdMapping,
                null, referencedEntityName);


        // Generating the element mapping.
        MiddleComponentData elementComponentData = new MiddleComponentData(
                new MiddleRelatedComponentMapper(referencedIdData), 0);


        // Generating the index mapping, if an index exists. It can only exists in case a javax.persistence.MapKey
        // annotation is present on the entity. So the middleEntityXml will be not be used. The queryGeneratorBuilder
        // will only be checked for nullnes.
        MiddleComponentData indexComponentData = addIndex(null, null);


        // Generating the query generator - it should read directly from the related entity.
        RelationQueryGenerator queryGenerator = new OneAuditEntityQueryGenerator(mainGenerator.getGlobalCfg(),
                mainGenerator.getVerEntCfg(), referencingIdData, referencedEntityName,
                referencedIdMapping.getIdMapper());


        // Creating common mapper data.
        CommonCollectionMapperData commonCollectionMapperData = new CommonCollectionMapperData(
                mainGenerator.getVerEntCfg(), referencedEntityName,
                propertyAuditingData.getPropertyData(),
                referencingIdData, queryGenerator);


        PropertyMapper fakeBidirectionalRelationMapper;
        PropertyMapper fakeBidirectionalRelationIndexMapper;
        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

View Full Code Here


        // ******
        // Generating the mapping for the referencing entity (it must be an entity).
        // ******
        // Getting the id-mapping data of the referencing entity (the entity that "owns" this collection).
        IdMappingData referencingIdMapping = referencingEntityConfiguration.getIdMappingData();


        // Only valid for an inverse relation; null otherwise.
        String mappedBy;


        // The referencing prefix is always for a related entity. So it has always the "_" at the end added.

View Full Code Here

            if (mapKey == null) {
                // This entity doesn't specify a javax.persistence.MapKey. Mapping it to the middle entity.
                return addValueToMiddleTable(indexedValue.getIndex(), middleEntityXml,
                        queryGeneratorBuilder, "mapkey", null);
            } else {
                IdMappingData referencedIdMapping = mainGenerator.getEntitiesConfigurations()
                        .get(referencedEntityName).getIdMappingData();
                int currentIndex = queryGeneratorBuilder == null ? 0 : queryGeneratorBuilder.getCurrentIndex();
                if ("".equals(mapKey)) {
                    // The key of the map is the id of the entity.
                    return new MiddleComponentData(new MiddleMapKeyIdComponentMapper(mainGenerator.getVerEntCfg(),
                            referencedIdMapping.getIdMapper()), currentIndex);
                } else {
                    // The key of the map is a property of the entity.
                    return new MiddleComponentData(new MiddleMapKeyPropertyComponentMapper(mapKey,
                            propertyAuditingData.getAccessType()), currentIndex);
                }

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        if (type instanceof ManyToOneType) {
            String prefixRelated = prefix + "_";


            String referencedEntityName = MappingTools.getReferencedEntityName(value);


            IdMappingData referencedIdMapping = mainGenerator.getReferencedIdMappingData(referencingEntityName,
                    referencedEntityName, propertyAuditingData, true);


            // Adding related-entity (in this case: the referenced entities id) id mapping to the xml only if the
            // relation isn't inverse (so when <code>xmlMapping</code> is not null).
            if (xmlMapping != null) {

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        orig_id_mapping.addAttribute("name", mainGenerator.getVerEntCfg().getOriginalIdPropName());


        // Adding a relation to the revision entity (effectively: the "revision number" property)
        mainGenerator.addRevisionInfoRelation(orig_id_mapping);


        return new IdMappingData(mapper, orig_id_mapping, rel_id_mapping);
    }

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        String schema = getSchema(auditingData.getAuditTable().schema(), pc.getTable());
        String catalog = getCatalog(auditingData.getAuditTable().catalog(), pc.getTable());


    if (!isAudited) {
      String entityName = pc.getEntityName();
      IdMappingData idMapper = idMetadataGenerator.addId(pc, false);


            if (idMapper == null) {
                // Unsupported id mapping, e.g. key-many-to-one. If the entity is used in auditing, an exception
                // will be thrown later on.
                LOG.debugf("Unable to create auditing id mapping for entity %s, because of an unsupported Hibernate id mapping (e.g. key-many-to-one)",
                           entityName);
                return;
            }


      ExtendedPropertyMapper propertyMapper = null;
      String parentEntityName = null;
      EntityConfiguration entityCfg = new EntityConfiguration(entityName, pc.getClassName(), idMapper, propertyMapper,
          parentEntityName);
      notAuditedEntitiesConfigurations.put(entityName, entityCfg);
      return;
    }


        String entityName = pc.getEntityName();
        LOG.debugf("Generating first-pass auditing mapping for entity %s", entityName);


        String auditEntityName = verEntCfg.getAuditEntityName(entityName);
        String auditTableName = verEntCfg.getAuditTableName(entityName, pc.getTable().getName());


        // Registering the audit entity name, now that it is known
        auditEntityNameRegister.register(auditEntityName);


        AuditTableData auditTableData = new AuditTableData(auditEntityName, auditTableName, schema, catalog);


        // Generating a mapping for the id
        IdMappingData idMapper = idMetadataGenerator.addId(pc, true);


        InheritanceType inheritanceType = InheritanceType.get(pc);


        // These properties will be read from the mapping data
        final Element class_mapping;

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                   referencingEntityName,
                   propertyName);


        String mappedBy = getMappedBy(propertyValue);


        IdMappingData referencedIdMapping = mainGenerator.getReferencedIdMappingData(referencingEntityName,
                    referencedEntityName, propertyAuditingData, false);
        IdMappingData referencingIdMapping = referencingEntityConfiguration.getIdMappingData();


        // Generating the id mappers data for the referencing side of the relation.
        MiddleIdData referencingIdData = createMiddleIdData(referencingIdMapping,
                mappedBy + "_", referencingEntityName);


        // And for the referenced side. The prefixed mapper won't be used (as this collection isn't persisted
        // in a join table, so the prefix value is arbitrary).
        MiddleIdData referencedIdData = createMiddleIdData(referencedIdMapping,
                null, referencedEntityName);


        // Generating the element mapping.
        MiddleComponentData elementComponentData = new MiddleComponentData(
                new MiddleRelatedComponentMapper(referencedIdData), 0);


        // Generating the index mapping, if an index exists. It can only exists in case a javax.persistence.MapKey
        // annotation is present on the entity. So the middleEntityXml will be not be used. The queryGeneratorBuilder
        // will only be checked for nullnes.
        MiddleComponentData indexComponentData = addIndex(null, null);


        // Generating the query generator - it should read directly from the related entity.
        RelationQueryGenerator queryGenerator = new OneAuditEntityQueryGenerator(mainGenerator.getGlobalCfg(),
                mainGenerator.getVerEntCfg(), mainGenerator.getAuditStrategy(),
                referencingIdData, referencedEntityName, referencedIdData);


        // Creating common mapper data.
        CommonCollectionMapperData commonCollectionMapperData = new CommonCollectionMapperData(
                mainGenerator.getVerEntCfg(), referencedEntityName,
                propertyAuditingData.getPropertyData(),
                referencingIdData, queryGenerator);


        PropertyMapper fakeBidirectionalRelationMapper;
        PropertyMapper fakeBidirectionalRelationIndexMapper;
        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

View Full Code Here


        // ******
        // Generating the mapping for the referencing entity (it must be an entity).
        // ******
        // Getting the id-mapping data of the referencing entity (the entity that "owns" this collection).
        IdMappingData referencingIdMapping = referencingEntityConfiguration.getIdMappingData();


        // Only valid for an inverse relation; null otherwise.
        String mappedBy;


        // The referencing prefix is always for a related entity. So it has always the "_" at the end added.

View Full Code Here

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Related Classes of org.hibernate.envers.entities.IdMappingData

org.hibernate.envers.configuration.metadata.AuditMetadataGenerator

org.hibernate.envers.configuration.metadata.CollectionMetadataGenerator

org.hibernate.envers.configuration.metadata.IdMetadataGenerator

org.hibernate.envers.configuration.metadata.ToOneRelationMetadataGenerator

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