public Settings BuildSettings(IDictionary <string, string> properties)
{
Settings settings = new Settings();
Dialect.Dialect dialect;
try
{
dialect = Dialect.Dialect.GetDialect(properties);
Dictionary <string, string> temp = new Dictionary <string, string>();
foreach (KeyValuePair <string, string> de in dialect.DefaultProperties)
{
temp[de.Key] = de.Value;
}
foreach (KeyValuePair <string, string> de in properties)
{
temp[de.Key] = de.Value;
}
properties = temp;
}
catch (HibernateException he)
{
log.Warn(he, "No dialect set - using GenericDialect: {0}", he.Message);
dialect = new GenericDialect();
}
settings.Dialect = dialect;
settings.LinqToHqlGeneratorsRegistry = LinqToHqlGeneratorsRegistryFactory.CreateGeneratorsRegistry(properties);
// 6.0 TODO: default to false instead of true, and adjust documentation in xsd, xml comment on Environment
// and Setting properties, and doc\reference.
settings.LinqToHqlLegacyPreEvaluation = PropertiesHelper.GetBoolean(
Environment.LinqToHqlLegacyPreEvaluation,
properties,
true);
settings.LinqToHqlFallbackOnPreEvaluation = PropertiesHelper.GetBoolean(
Environment.LinqToHqlFallbackOnPreEvaluation,
properties);
#region SQL Exception converter
ISQLExceptionConverter sqlExceptionConverter;
try
{
sqlExceptionConverter = SQLExceptionConverterFactory.BuildSQLExceptionConverter(dialect, properties);
}
catch (HibernateException he)
{
log.Warn(he, "Error building SQLExceptionConverter; using minimal converter");
sqlExceptionConverter = SQLExceptionConverterFactory.BuildMinimalSQLExceptionConverter();
}
settings.SqlExceptionConverter = sqlExceptionConverter;
#endregion
bool comments = PropertiesHelper.GetBoolean(Environment.UseSqlComments, properties);
log.Info("Generate SQL with comments: {0}", EnabledDisabled(comments));
settings.IsCommentsEnabled = comments;
int maxFetchDepth = PropertiesHelper.GetInt32(Environment.MaxFetchDepth, properties, -1);
if (maxFetchDepth != -1)
{
log.Info("Maximum outer join fetch depth: {0}", maxFetchDepth);
}
IConnectionProvider connectionProvider = ConnectionProviderFactory.NewConnectionProvider(properties);
ITransactionFactory transactionFactory = CreateTransactionFactory(properties);
// TransactionManagerLookup transactionManagerLookup = TransactionManagerLookupFactory.GetTransactionManagerLookup( properties );
// Not ported: useGetGeneratedKeys, useScrollableResultSets
bool useMinimalPuts = PropertiesHelper.GetBoolean(Environment.UseMinimalPuts, properties, false);
log.Info("Optimize cache for minimal puts: {0}", useMinimalPuts);
string releaseModeName = PropertiesHelper.GetString(Environment.ReleaseConnections, properties, "auto");
log.Info("Connection release mode: {0}", releaseModeName);
ConnectionReleaseMode releaseMode;
if ("auto".Equals(releaseModeName))
{
releaseMode = ConnectionReleaseMode.AfterTransaction; //transactionFactory.DefaultReleaseMode;
}
else
{
releaseMode = ConnectionReleaseModeParser.Convert(releaseModeName);
}
settings.ConnectionReleaseMode = releaseMode;
string defaultSchema = PropertiesHelper.GetString(Environment.DefaultSchema, properties, null);
string defaultCatalog = PropertiesHelper.GetString(Environment.DefaultCatalog, properties, null);
if (defaultSchema != null)
{
log.Info("Default schema: {0}", defaultSchema);
}
if (defaultCatalog != null)
{
log.Info("Default catalog: {0}", defaultCatalog);
}
settings.DefaultSchemaName = defaultSchema;
settings.DefaultCatalogName = defaultCatalog;
int batchFetchSize = PropertiesHelper.GetInt32(Environment.DefaultBatchFetchSize, properties, 1);
log.Info("Default batch fetch size: {0}", batchFetchSize);
settings.DefaultBatchFetchSize = batchFetchSize;
//Statistics and logging:
bool showSql = PropertiesHelper.GetBoolean(Environment.ShowSql, properties, false);
if (showSql)
{
log.Info("echoing all SQL to stdout");
}
bool formatSql = PropertiesHelper.GetBoolean(Environment.FormatSql, properties);
bool useStatistics = PropertiesHelper.GetBoolean(Environment.GenerateStatistics, properties);
log.Info("Statistics: {0}", EnabledDisabled(useStatistics));
settings.IsStatisticsEnabled = useStatistics;
bool useIdentifierRollback = PropertiesHelper.GetBoolean(Environment.UseIdentifierRollBack, properties);
log.Info("Deleted entity synthetic identifier rollback: {0}", EnabledDisabled(useIdentifierRollback));
settings.IsIdentifierRollbackEnabled = useIdentifierRollback;
// queries:
settings.QueryTranslatorFactory = CreateQueryTranslatorFactory(properties);
settings.LinqQueryProviderType = CreateLinqQueryProviderType(properties);
IDictionary <string, string> querySubstitutions = PropertiesHelper.ToDictionary(Environment.QuerySubstitutions,
" ,=;:\n\t\r\f", properties);
if (log.IsInfoEnabled())
{
log.Info("Query language substitutions: {0}", CollectionPrinter.ToString((IDictionary)querySubstitutions));
}
#region Hbm2DDL
string autoSchemaExport = PropertiesHelper.GetString(Environment.Hbm2ddlAuto, properties, null);
if (SchemaAutoAction.Update == autoSchemaExport)
{
settings.IsAutoUpdateSchema = true;
}
else if (SchemaAutoAction.Create == autoSchemaExport)
{
settings.IsAutoCreateSchema = true;
}
else if (SchemaAutoAction.Recreate == autoSchemaExport)
{
settings.IsAutoCreateSchema = true;
settings.IsAutoDropSchema = true;
}
else if (SchemaAutoAction.Validate == autoSchemaExport)
{
settings.IsAutoValidateSchema = true;
}
string autoKeyWordsImport = PropertiesHelper.GetString(Environment.Hbm2ddlKeyWords, properties, "not-defined");
if (autoKeyWordsImport == Hbm2DDLKeyWords.None)
{
settings.IsKeywordsImportEnabled = false;
settings.IsAutoQuoteEnabled = false;
}
else if (autoKeyWordsImport == Hbm2DDLKeyWords.Keywords)
{
settings.IsKeywordsImportEnabled = true;
}
else if (autoKeyWordsImport == Hbm2DDLKeyWords.AutoQuote)
{
settings.IsKeywordsImportEnabled = true;
settings.IsAutoQuoteEnabled = true;
}
else if (autoKeyWordsImport == "not-defined")
{
settings.IsKeywordsImportEnabled = true;
settings.IsAutoQuoteEnabled = false;
}
settings.ThrowOnSchemaUpdate = PropertiesHelper.GetBoolean(Environment.Hbm2ddlThrowOnUpdate, properties, false);
#endregion
bool useSecondLevelCache = PropertiesHelper.GetBoolean(Environment.UseSecondLevelCache, properties, true);
bool useQueryCache = PropertiesHelper.GetBoolean(Environment.UseQueryCache, properties);
if (useSecondLevelCache || useQueryCache)
{
// The cache provider is needed when we either have second-level cache enabled
// or query cache enabled. Note that useSecondLevelCache is enabled by default
settings.CacheProvider = CreateCacheProvider(properties);
}
else
{
settings.CacheProvider = new NoCacheProvider();
}
string cacheRegionPrefix = PropertiesHelper.GetString(Environment.CacheRegionPrefix, properties, null);
if (string.IsNullOrEmpty(cacheRegionPrefix))
{
cacheRegionPrefix = null;
}
if (cacheRegionPrefix != null)
{
log.Info("Cache region prefix: {0}", cacheRegionPrefix);
}
if (useQueryCache)
{
string queryCacheFactoryClassName = PropertiesHelper.GetString(Environment.QueryCacheFactory, properties,
typeof(StandardQueryCacheFactory).FullName);
log.Info("query cache factory: {0}", queryCacheFactoryClassName);
try
{
settings.QueryCacheFactory =
(IQueryCacheFactory)
Environment.ObjectsFactory.CreateInstance(ReflectHelper.ClassForName(queryCacheFactoryClassName));
}
catch (Exception cnfe)
{
throw new HibernateException("could not instantiate IQueryCacheFactory: " + queryCacheFactoryClassName, cnfe);
}
}
string sessionFactoryName = PropertiesHelper.GetString(Environment.SessionFactoryName, properties, null);
//ADO.NET and connection settings:
settings.AdoBatchSize = PropertiesHelper.GetInt32(Environment.BatchSize, properties, 0);
bool orderInserts = PropertiesHelper.GetBoolean(Environment.OrderInserts, properties, (settings.AdoBatchSize > 0));
log.Info("Order SQL inserts for batching: {0}", EnabledDisabled(orderInserts));
settings.IsOrderInsertsEnabled = orderInserts;
bool orderUpdates = PropertiesHelper.GetBoolean(Environment.OrderUpdates, properties, false);
log.Info("Order SQL updates for batching: {0}", EnabledDisabled(orderUpdates));
settings.IsOrderUpdatesEnabled = orderUpdates;
bool wrapResultSets = PropertiesHelper.GetBoolean(Environment.WrapResultSets, properties, false);
log.Debug("Wrap result sets: {0}", EnabledDisabled(wrapResultSets));
settings.IsWrapResultSetsEnabled = wrapResultSets;
bool batchVersionedData = PropertiesHelper.GetBoolean(Environment.BatchVersionedData, properties, false);
log.Debug("Batch versioned data: {0}", EnabledDisabled(batchVersionedData));
settings.IsBatchVersionedDataEnabled = batchVersionedData;
settings.BatcherFactory = CreateBatcherFactory(properties, settings.AdoBatchSize, connectionProvider);
string isolationString = PropertiesHelper.GetString(Environment.Isolation, properties, String.Empty);
IsolationLevel isolation = IsolationLevel.Unspecified;
if (isolationString.Length > 0)
{
try
{
isolation = (IsolationLevel)Enum.Parse(typeof(IsolationLevel), isolationString);
log.Info("Using Isolation Level: {0}", isolation);
}
catch (ArgumentException ae)
{
log.Error(ae, "error configuring IsolationLevel {0}", isolationString);
throw new HibernateException(
"The isolation level of " + isolationString + " is not a valid IsolationLevel. Please "
+ "use one of the Member Names from the IsolationLevel.", ae);
}
}
//NH-3619
FlushMode defaultFlushMode = (FlushMode)Enum.Parse(typeof(FlushMode), PropertiesHelper.GetString(Environment.DefaultFlushMode, properties, FlushMode.Auto.ToString()), false);
log.Info("Default flush mode: {0}", defaultFlushMode);
settings.DefaultFlushMode = defaultFlushMode;
#pragma warning disable CS0618 // Type or member is obsolete
var defaultEntityMode = PropertiesHelper.GetString(Environment.DefaultEntityMode, properties, null);
if (!string.IsNullOrEmpty(defaultEntityMode))
{
log.Warn("Default entity-mode setting is deprecated.");
}
#pragma warning restore CS0618 // Type or member is obsolete
bool namedQueryChecking = PropertiesHelper.GetBoolean(Environment.QueryStartupChecking, properties, true);
log.Info("Named query checking : {0}", EnabledDisabled(namedQueryChecking));
settings.IsNamedQueryStartupCheckingEnabled = namedQueryChecking;
// Not ported - settings.StatementFetchSize = statementFetchSize;
// Not ported - ScrollableResultSetsEnabled
// Not ported - GetGeneratedKeysEnabled
settings.SqlStatementLogger = new SqlStatementLogger(showSql, formatSql);
settings.ConnectionProvider = connectionProvider;
settings.QuerySubstitutions = querySubstitutions;
settings.TransactionFactory = transactionFactory;
// Not ported - TransactionManagerLookup
settings.SessionFactoryName = sessionFactoryName;
settings.AutoJoinTransaction = PropertiesHelper.GetBoolean(Environment.AutoJoinTransaction, properties, true);
settings.MaximumFetchDepth = maxFetchDepth;
settings.IsQueryCacheEnabled = useQueryCache;
settings.IsSecondLevelCacheEnabled = useSecondLevelCache;
settings.CacheRegionPrefix = cacheRegionPrefix;
settings.IsMinimalPutsEnabled = useMinimalPuts;
// Not ported - JdbcBatchVersionedData
settings.QueryModelRewriterFactory = CreateQueryModelRewriterFactory(properties);
settings.PreTransformerRegistrar = CreatePreTransformerRegistrar(properties);
// Avoid dependency on re-linq assembly when PreTransformerRegistrar is null
if (settings.PreTransformerRegistrar != null)
{
settings.LinqPreTransformer = NhRelinqQueryParser.CreatePreTransformer(settings.PreTransformerRegistrar);
}
// NHibernate-specific:
settings.IsolationLevel = isolation;
bool trackSessionId = PropertiesHelper.GetBoolean(Environment.TrackSessionId, properties, true);
log.Debug("Track session id: " + EnabledDisabled(trackSessionId));
settings.TrackSessionId = trackSessionId;
var multiTenancyStrategy = PropertiesHelper.GetEnum(Environment.MultiTenancy, properties, MultiTenancyStrategy.None);
settings.MultiTenancyStrategy = multiTenancyStrategy;
if (multiTenancyStrategy != MultiTenancyStrategy.None)
{
log.Debug("multi-tenancy strategy : " + multiTenancyStrategy);
settings.MultiTenancyConnectionProvider = CreateMultiTenancyConnectionProvider(properties);
}
return(settings);
}
private void AssertResult(
IQueryable query,
bool rewriteQuery,
bool supported,
string expectedEntityName,
string expectedMemberPath,
Predicate <IType> expectedMemberType,
Predicate <IAbstractComponentType> expectedComponentType = null,
bool?nullability = true)
{
expectedComponentType = expectedComponentType ?? (o => o == null);
var expression = query.Expression;
var preTransformResult = NhRelinqQueryParser.PreTransform(expression, new PreTransformationParameters(QueryMode.Select, Sfi));
expression = preTransformResult.Expression;
var constantToParameterMap = ExpressionParameterVisitor.Visit(preTransformResult);
var queryModel = NhRelinqQueryParser.Parse(expression);
var requiredHqlParameters = new List <NamedParameterDescriptor>();
var visitorParameters = new VisitorParameters(
Sfi,
constantToParameterMap,
requiredHqlParameters,
new QuerySourceNamer(),
expression.Type,
QueryMode.Select);
if (rewriteQuery)
{
QueryModelVisitor.GenerateHqlQuery(
queryModel,
visitorParameters,
true,
NhLinqExpressionReturnType.Scalar);
}
var found = _tryGetMappedType(
Sfi,
queryModel.SelectClause.Selector,
out var memberType,
out var entityPersister,
out var componentType,
out var memberPath);
Assert.That(found, Is.EqualTo(supported), $"Expression should be {(supported ? "supported" : "unsupported")}");
Assert.That(entityPersister?.EntityName, Is.EqualTo(expectedEntityName), "Invalid entity name");
Assert.That(memberPath, Is.EqualTo(expectedMemberPath), "Invalid member path");
Assert.That(() => expectedMemberType(memberType), $"Invalid member type: {memberType?.Name ?? "null"}");
Assert.That(() => expectedComponentType(componentType), $"Invalid component type: {componentType?.Name ?? "null"}");
if (found)
{
Assert.That(
_tryGetMappedNullability(Sfi, queryModel.SelectClause.Selector, out var isNullable),
Is.EqualTo(nullability.HasValue),
$"Expression should be {(nullability.HasValue ? "supported" : "unsupported")}");
if (nullability.HasValue)
{
Assert.That(nullability, Is.EqualTo(isNullable), "Nullability is not correct");
}
}
}
