public SessionFactoryImpl(Configuration cfg, IMapping mapping, Settings settings, EventListeners listeners)
{
Init();
log.Info("building session factory");
properties = new Dictionary <string, string>(cfg.Properties);
interceptor = cfg.Interceptor;
this.settings = settings;
sqlFunctionRegistry = new SQLFunctionRegistry(settings.Dialect, cfg.SqlFunctions);
eventListeners = listeners;
filters = new Dictionary <string, FilterDefinition>(cfg.FilterDefinitions);
if (log.IsDebugEnabled)
{
log.Debug("Session factory constructed with filter configurations : " + CollectionPrinter.ToString(filters));
}
if (log.IsDebugEnabled)
{
log.Debug("instantiating session factory with properties: " + CollectionPrinter.ToString(properties));
}
try
{
if (settings.IsKeywordsImportEnabled)
{
SchemaMetadataUpdater.Update(this);
}
if (settings.IsAutoQuoteEnabled)
{
SchemaMetadataUpdater.QuoteTableAndColumns(cfg);
}
}
catch (NotSupportedException)
{
// Ignore if the Dialect does not provide DataBaseSchema
}
#region Caches
settings.CacheProvider.Start(properties);
#endregion
#region Generators
identifierGenerators = new Dictionary <string, IIdentifierGenerator>();
foreach (PersistentClass model in cfg.ClassMappings)
{
if (!model.IsInherited)
{
IIdentifierGenerator generator =
model.Identifier.CreateIdentifierGenerator(settings.Dialect, settings.DefaultCatalogName,
settings.DefaultSchemaName, (RootClass)model);
identifierGenerators[model.EntityName] = generator;
}
}
#endregion
#region Persisters
Dictionary <string, ICacheConcurrencyStrategy> caches = new Dictionary <string, ICacheConcurrencyStrategy>();
entityPersisters = new Dictionary <string, IEntityPersister>();
implementorToEntityName = new Dictionary <System.Type, string>();
Dictionary <string, IClassMetadata> classMeta = new Dictionary <string, IClassMetadata>();
foreach (PersistentClass model in cfg.ClassMappings)
{
model.PrepareTemporaryTables(mapping, settings.Dialect);
string cacheRegion = model.RootClazz.CacheRegionName;
ICacheConcurrencyStrategy cache;
if (!caches.TryGetValue(cacheRegion, out cache))
{
cache =
CacheFactory.CreateCache(model.CacheConcurrencyStrategy, cacheRegion, model.IsMutable, settings, properties);
if (cache != null)
{
caches.Add(cacheRegion, cache);
allCacheRegions.Add(cache.RegionName, cache.Cache);
}
}
IEntityPersister cp = PersisterFactory.CreateClassPersister(model, cache, this, mapping);
entityPersisters[model.EntityName] = cp;
classMeta[model.EntityName] = cp.ClassMetadata;
if (model.HasPocoRepresentation)
{
implementorToEntityName[model.MappedClass] = model.EntityName;
}
}
classMetadata = new UnmodifiableDictionary <string, IClassMetadata>(classMeta);
Dictionary <string, ISet <string> > tmpEntityToCollectionRoleMap = new Dictionary <string, ISet <string> >();
collectionPersisters = new Dictionary <string, ICollectionPersister>();
foreach (Mapping.Collection model in cfg.CollectionMappings)
{
ICacheConcurrencyStrategy cache =
CacheFactory.CreateCache(model.CacheConcurrencyStrategy, model.CacheRegionName, model.Owner.IsMutable, settings,
properties);
if (cache != null)
{
allCacheRegions[cache.RegionName] = cache.Cache;
}
ICollectionPersister persister = PersisterFactory.CreateCollectionPersister(cfg, model, cache, this);
collectionPersisters[model.Role] = persister;
IType indexType = persister.IndexType;
if (indexType != null && indexType.IsAssociationType && !indexType.IsAnyType)
{
string entityName = ((IAssociationType)indexType).GetAssociatedEntityName(this);
ISet <string> roles;
if (!tmpEntityToCollectionRoleMap.TryGetValue(entityName, out roles))
{
roles = new HashSet <string>();
tmpEntityToCollectionRoleMap[entityName] = roles;
}
roles.Add(persister.Role);
}
IType elementType = persister.ElementType;
if (elementType.IsAssociationType && !elementType.IsAnyType)
{
string entityName = ((IAssociationType)elementType).GetAssociatedEntityName(this);
ISet <string> roles;
if (!tmpEntityToCollectionRoleMap.TryGetValue(entityName, out roles))
{
roles = new HashSet <string>();
tmpEntityToCollectionRoleMap[entityName] = roles;
}
roles.Add(persister.Role);
}
}
Dictionary <string, ICollectionMetadata> tmpcollectionMetadata = new Dictionary <string, ICollectionMetadata>(collectionPersisters.Count);
foreach (KeyValuePair <string, ICollectionPersister> collectionPersister in collectionPersisters)
{
tmpcollectionMetadata.Add(collectionPersister.Key, collectionPersister.Value.CollectionMetadata);
}
collectionMetadata = new UnmodifiableDictionary <string, ICollectionMetadata>(tmpcollectionMetadata);
collectionRolesByEntityParticipant = new UnmodifiableDictionary <string, ISet <string> >(tmpEntityToCollectionRoleMap);
#endregion
#region Named Queries
namedQueries = new Dictionary <string, NamedQueryDefinition>(cfg.NamedQueries);
namedSqlQueries = new Dictionary <string, NamedSQLQueryDefinition>(cfg.NamedSQLQueries);
sqlResultSetMappings = new Dictionary <string, ResultSetMappingDefinition>(cfg.SqlResultSetMappings);
#endregion
imports = new Dictionary <string, string>(cfg.Imports);
#region after *all* persisters and named queries are registered
foreach (IEntityPersister persister in entityPersisters.Values)
{
persister.PostInstantiate();
}
foreach (ICollectionPersister persister in collectionPersisters.Values)
{
persister.PostInstantiate();
}
#endregion
#region Serialization info
name = settings.SessionFactoryName;
try
{
uuid = (string)UuidGenerator.Generate(null, null);
}
catch (Exception)
{
throw new AssertionFailure("Could not generate UUID");
}
SessionFactoryObjectFactory.AddInstance(uuid, name, this, properties);
#endregion
log.Debug("Instantiated session factory");
#region Schema management
if (settings.IsAutoCreateSchema)
{
new SchemaExport(cfg).Create(false, true);
}
if (settings.IsAutoUpdateSchema)
{
new SchemaUpdate(cfg).Execute(false, true);
}
if (settings.IsAutoValidateSchema)
{
new SchemaValidator(cfg, settings).Validate();
}
if (settings.IsAutoDropSchema)
{
schemaExport = new SchemaExport(cfg);
}
#endregion
#region Obtaining TransactionManager
// not ported yet
#endregion
currentSessionContext = BuildCurrentSessionContext();
if (settings.IsQueryCacheEnabled)
{
updateTimestampsCache = new UpdateTimestampsCache(settings, properties);
queryCache = settings.QueryCacheFactory.GetQueryCache(null, updateTimestampsCache, settings, properties);
queryCaches = new ThreadSafeDictionary <string, IQueryCache>(new Dictionary <string, IQueryCache>());
}
else
{
updateTimestampsCache = null;
queryCache = null;
queryCaches = null;
}
#region Checking for named queries
if (settings.IsNamedQueryStartupCheckingEnabled)
{
IDictionary <string, HibernateException> errors = CheckNamedQueries();
if (errors.Count > 0)
{
StringBuilder failingQueries = new StringBuilder("Errors in named queries: ");
foreach (KeyValuePair <string, HibernateException> pair in errors)
{
failingQueries.Append('{').Append(pair.Key).Append('}');
log.Error("Error in named query: " + pair.Key, pair.Value);
}
throw new HibernateException(failingQueries.ToString());
}
}
#endregion
Statistics.IsStatisticsEnabled = settings.IsStatisticsEnabled;
// EntityNotFoundDelegate
IEntityNotFoundDelegate enfd = cfg.EntityNotFoundDelegate;
if (enfd == null)
{
enfd = new DefaultEntityNotFoundDelegate();
}
entityNotFoundDelegate = enfd;
}