public void GenerateFirstPass(PersistentClass pc, ClassAuditingData auditingData,
									  EntityXmlMappingData xmlMappingData, bool isAudited)
        {
            var schema = GetSchema(auditingData.AuditTable.Schema, pc.Table);
            var catalog = GetCatalog(auditingData.AuditTable.Catalog, pc.Table);

            var entityName = pc.EntityName;
            if (!isAudited)
            {
                var _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.
                    if (log.IsDebugEnabled)
                    {
                        log.DebugFormat("Unable to create auditing id mapping for entity {0}" +
                            ", because of an unsupported Hibernate id mapping (e.g. key-many-to-one).", entityName);
                    }
                    return;
                }

                //ORIG:
                //IExtendedPropertyMapper propertyMapper = null;
                //String parentEntityName = null;
                var _entityCfg = new EntityConfiguration(entityName, pc.ClassName, _idMapper, null, null);
                NotAuditedEntitiesConfigurations.Add(entityName, _entityCfg);
                return;
            }

            if (log.IsDebugEnabled)
            {
                log.DebugFormat("Generating first-pass auditing mapping for entity {0}.", entityName);
            }

            var auditEntityName = VerEntCfg.GetAuditEntityName(entityName);
            var auditTableName = VerEntCfg.GetAuditTableName(entityName, pc.Table.Name);

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

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

            // Generating a mapping for the id
            var idMapper = idMetadataGenerator.AddId(pc);

            var inheritanceType = pc.GetInheritanceType();

            // These properties will be read from the mapping data

            Triple<XmlElement, IExtendedPropertyMapper, string> mappingData;

            // Reading the mapping data depending on inheritance type (if any)
            switch (inheritanceType)
            {
                case InheritanceType.None:
                    mappingData = GenerateMappingData(pc, xmlMappingData, auditTableData, idMapper);
                    break;

                case InheritanceType.Single:
                    auditTableData = new AuditTableData(auditEntityName, null, schema, catalog);
                    mappingData = GenerateInheritanceMappingData(pc, xmlMappingData, auditTableData, "subclass");
                    break;

                case InheritanceType.Joined:
                    mappingData = GenerateInheritanceMappingData(pc, xmlMappingData, auditTableData, "joined-subclass");

                    // Adding the "key" element with all id columns...
                    var keyMapping = mappingData.First.OwnerDocument.CreateElement("key");
                    mappingData.First.AppendChild(keyMapping);
                    MetadataTools.AddColumns(keyMapping, pc.Table.PrimaryKey.ColumnIterator);

                    // ... and the revision number column, read from the revision info relation mapping.
                    keyMapping.AppendChild(CloneAndSetupRevisionInfoRelationMapping(keyMapping.OwnerDocument).GetElementsByTagName("column")[0].Clone());
                    break;

                case InheritanceType.TablePerClass:
                    mappingData = GenerateInheritanceMappingData(pc, xmlMappingData, auditTableData, "union-subclass");

                    break;

                default:
                    throw new AssertionFailure("AuditMetadataGenerator.GenerateFirstPass: Impossible enum value.");
            }

            var class_mapping = mappingData.First;
            var propertyMapper = mappingData.Second;
            var parentEntityName = mappingData.Third;

            xmlMappingData.ClassMapping = class_mapping;

            // Mapping unjoined properties
            AddProperties(class_mapping, pc.UnjoinedPropertyIterator, propertyMapper,
                    auditingData, pc.EntityName, xmlMappingData,
                    true);

            // Creating and mapping joins (first pass)
            CreateJoins(pc, class_mapping, auditingData);
            AddJoins(pc, propertyMapper, auditingData, pc.EntityName, xmlMappingData, true);

            // Storing the generated configuration
            var entityCfg = new EntityConfiguration(auditEntityName, pc.ClassName, idMapper,
                    propertyMapper, parentEntityName);
            EntitiesConfigurations.Add(pc.EntityName, entityCfg);
        }